СМАЗОЧНАЯ КОМПОЗИЦИЯ ДЛЯ ДВИГАТЕЛЯ

Настоящее изобретение относится к смазочной композиции, содержащей: (а) одно или несколько полиалкиленгликолевых базовых масел, представляющих собой сополимеры бутиленоксида и пропиленоксида, (б) по меньшей мере один детергент, выбранный из салицилатов или фенолятов, в количестве от 0,2 до 2 мас.%, где полиалкиленгликолевое(ые) базовое(ые) масло(а) (а) получено(ы) в результате реакции по меньшей мере одного спирта, содержащего от 8 до 20 атомов углерода, и смеси бутиленоксида и пропиленоксида, причем указанная смесь имеет массовое соотношение бутиленоксида к пропиленоксиду, составляющее от 3:1 до 1:3, и кинематическая вязкость полиалкиленгликолевых базовых масел при 100°C, измеренная в соответствии со стандартом ASTM D445, составляет от 1 до 12 сСт. Также настоящее изобретение относится к применению смазочной композиции (варианты). Техническим результатом настоящего изобретения является получение смазочной композиции с уменьшенной испаряемостью по Ноак. 4 н. и 31 з.п. ф-лы, 4 табл.

КОМПОЗИЦИЯ КОНСИСТЕНТНОЙ СМАЗКИ С ПОВЫШЕННЫМИ АНТИКОРРОЗИОННЫМИ СВОЙСТВАМИ И СОПРОТИВЛЕНИЕМ ИЗНОСУ, СПОСОБ ПОЛУЧЕНИЯ СМАЗКИ

Изобретение относится к области смазочных материалов. Сущность: консистентная смазка, содержащая масляную основу и загуститель, дополнительно содержит от 0,05% до 30 вес.% тиосульфата натрия и, по меньшей мере, 0,1 вес.% одной или нескольких присадок (А), выбранных из группы, включающей салицилат кальция, салицилат магния, фенолят кальция и/или сульфонат кальция, в расчете на всю смазку. Указанная консистентная смазка применяется для предотвращения коррозии и повышения износостойкости. Консистентную смазку получают путем предварительного смешения тиосульфата натрия с одной или несколькими присадками (А) и добавления смеси к основе смазки, содержащей базовое масло и загуститель, или путем введения в основу смазки тиосульфата натрия и одной или нескольких присадок (А) по отдельности. Технический результат - повышение ингибирующих коррозию свойств и износостойкости при сохранении противозадирных свойств. 3 с. и 7 з.п. ф-лы, 9 табл.

КОМПОЗИЦИЯ ТРАНСФОРМАТОРНОГО МАСЛА

Изобретение относится к композиции трансформаторного масла, содержащей (А) деасфальтизированное цилиндровое масло (DACO) с содержанием бензо[а]пирена в количестве не более 1 мг/кг и суммарным содержанием бенз[а]антрацена, хризена, бензо[b]флюорантена, бензо[j]флюорантена, бензо[k]флюорантена, бензо[е]пирена, бензо[а]пирена и бензо[а,h] антрацена не более 10 мг/кг, в количестве от 0,05 до 5 вес.% от общего веса композиции трансформаторного масла; и (В) одно или более базовых масел, каждое из которых имеет вязкость не более 4,0 мм2/сек при 100°С, в суммарном количестве по меньшей мере 80 вес.% от общего веса композиции трансформаторного масла. Изобретение также относится к применению описанной выше композиции трансформаторного масла, в качестве трансформаторного масла в трансформаторах, регуляторах, рубильниках, реакторах электростанций, стрелочных приводах, кабелях, электротехническом оборудовании. Техническим результатом настоящего изобретения является повышение стойкости трансформаторного ...

СМАЗОЧНАЯ КОМПОЗИЦИЯ, ИНГИБИРУЮЩАЯ АДСОРБЦИЮ АЛЬФА-ОЛЕФИНА, СПОСОБ ИНГИБИРОВАНИЯ АДСОРБЦИИ И ИНГИБИТОР АДСОРБЦИИ

В настоящем изобретении раскрыт способ применения производного саркозиновой кислоты, производного аспарагиновой кислоты, или производного диэтаноламина, или их смеси для ингибирования адсорбции α-олефина, присутствующего в смазочной композиции, на поверхности металла, когда смазочная композиция содержит в качестве базового масла любое из масел из группы III, группы IV и полиизобутилены, отнесенные к группе V в соответствии с классификацией базовых масел по API, или их смесь, и α-олефин, присутствующий в количестве 1 мас. % или менее относительно общей массы композиции, где производное саркозиновой кислоты описывается следующей формулой (1), где функциональная группа Rобозначает алкил C; где производное аспарагиновой кислоты описывается следующей формулой (2), где функциональные группы Rи Rобозначают водород или один и тот же или разный алкил C, алкенил или гидроксиалкил; функциональная группа Rобозначает алкил Cили алкенил, алкил C, имеющий эфирную связь, или гидроксиалкил; и функциональная ...

СМАЗОЧНАЯ КОМПОЗИЦИЯ ДЛЯ ДВИГАТЕЛЯ

Изобретение относится к смазочным композициям для двигателя, содержащим по меньшей мере одно базовое масло, по меньшей мере одну полимерную присадку, улучшающую индекс вязкости, и по меньшей мере один полиалкиленгликоль, полученный полимеризацией или сополимеризацией алкиленоксидов, содержащих от 3 до 8 атомов углерода, включая по меньшей мере один бутиленоксид, причем количество полиалкиленгликоля составляет от 2 до 15 мас.%, из расчета на общую массу смазочной композиции. Применение по меньшей мере одного полиалкиленгликоля, полученного полимеризацией или сополимеризацией алкиленоксидов, содержащих от 3 до 8 атомов углерода, включая по меньшей мере один бутиленоксид, в базовом масле для улучшения чистоты двигателя без увеличения и даже с уменьшением расхода бензина или дизельного топлива. 3 н. и 8 з.п. ф-лы, 3 табл.

КОМПОЗИЦИЯ СМАЗОЧНОГО МАСЛА

Настоящее изобретение относится к композиции смазочного масла, содержащей базовое масло и в качестве компонента (а) от 0,5 до 1,5 мас.% сложного моно- или диэфира глицерина и прямоцепной или разветвленной жирной кислоты с числом атомов углерода от 6 до 20, имеющей насыщенную гидрокарбильную группу; в качестве компонента (b) от 0,1 до 0,5 мас.% производного триазола, представленного общей формулой (1), где Rпредставляет собой водород или гидрокарбильную группу с числом атомов углерода от 1 до 3, Rи Rсоответственно независимо представляют водород или гидрокарбильную группу с числом атомов углерода от 1 до 20; и в качестве компонента (с) от 0,01 до 0,2 мас.% в расчете на фосфор смеси первичного диалкилдитиофосфата цинка, алкильная группа которого представляет собой первичную гидрокарбильную группу, и вторичного диалкилдитиофосфата цинка, алкильная группа которого представляет собой вторичную гидрокарбильную группу; при этом отношение компонент (а)/компонент (b) составляет от 1,5 до 8. Техническим ...

АНТИОКСИДАНТЫ

Изобретение относится к новым производным диалкиланилиноциклогексанов, которые могут быть использованы в качестве антиоксидантов. В формулах (I) и (II):Аrи Аrмогут быть одинаковыми и каждая представляет собой CалкилСароматическую группу; каждый из R, R, R, R, Rи Rявляется водородом. Изобретение также относится к способу получения указанных соединений и к композиции смазочного масла, содержащей указанные соединения. 3 н. и 5 з.п. ф-лы, 2 ил., 2 табл., 4 пр.

ХОЛОДИЛЬНАЯ УСТАНОВКА

Изобретение относится к холодильной установке, содержащей в одном как минимум цикле охлаждения одно как минимум холодильное машинное масло, включающее базовое масло, и один как минимум хладагент, при этом холодильная установка в качестве одного из базовых масел содержит масло сложного эфира полиола, а в качестве хладагента содержит системный хладагент гидрофторуглерод, имеющий чистоту, превышающую 99,95 вес. %, а количество хлоросодержащего системного хладагента в смешивании с хладагентом составляет менее 80 ч. на 1 млн. Техническим результатном изобретения является создание эффективно работающей холодильной установки. 1 с. и 16 з.п. ф-лы, 6 ил., 4 табл.

КОМПОЗИЦИЯ, СОДЕРЖАЩАЯ ФТОРСОДЕРЖАЩИЙ КЕТОН

Изобретение относится к композициям, содержащим, по меньшей мере, один фторсодержащий кетон и которые могут найти применение для тушения или сдерживания огня, к способу стабилизации таких композиций, способам уменьшения разрушения этих композиций, способу замедления реакции между кислородом и композицией, способам подавления огня и тушения огня, а также к применению этих композиций. Композиции содержат (A) по меньшей мере один фторсодержащий кетон; и (B) эффективное количество стабилизатора, выбранного из группы, состоящей из эпокси-соединения, нитро-соединения, пространственно затрудненного фенольного соединения, β-дикетонового соединения, фосфитного соединения, салицилатного соединения, циннаматного соединения, гидроксибензофенонового соединения, соединения гидроксибензойной кислоты, алкоксиметанового соединения и органического тиосоединения при массовом отношении стабилизатора от 0,0001 до 0,05. Описанные способы уменьшения разрушения композиций касаются уменьшения разрушения их в присутствии ...

СМАЗОЧНОЕ МАСЛО ДЛЯ ДВИГАТЕЛЕЙ ВНУТРЕННЕГО СГОРАНИЯ

Смазочное масло для двигателей внутреннего сгорания содержит, (в % ): 0,01 - 2,00 неполного сложного эфира жирной кислоты и многоатомного спирта, 0,01 - 15 продукта взаимодействия полиизобутиленянтарной кислоты с алкиленполиамином, 0,01 - 2,0 соли металла диалкилдитиофосфорной кислоты и до 100 нефтяного масла. Продукт взаимодействия получен на основе полиизобутиленянтарной кислоты, содержащей 1,3 - 4 групп янтарной кислоты на эквивалентную массу полиизобутилена, имеющего средне-числовую мол. м. 1300 - 5000 и отношение среднемассовой мол. м. к средне-числовой составляет 1,5 - 4,5. Содержание алкиленполиамина составляет 1 - 2 молярных эквивалента на эквивалент кислоты. В соли диалкилдитиофосфорной кислоты один алкил представляет изопропил или вторичный бутил, другой алкил содержит 5 - 13 атомов углерода при содержании 10 - 90% молярных изопропильных или вторичных бутильных групп. Металлом является металл II группы, алюминий, олово, железо, кобальт, свинец, молибден, марганец, никель или медь ...

КОМПОЗИЦИЯ СМАЗОЧНОГО МАСЛА

... 1. Применение в композиции смазочного масла, содержащей базовое масло, одной или более магнийсодержащих моющих присадок для уменьшения засорения дизельного фильтра твердых частиц. 2. Применение по п.1, в котором засорение измеряется с помощью теста дизельного фильтра твердых частиц Volkswagen. 3. Применение по п.1 или 2, в котором композиция смазочного масла содержит сульфатированную золу в количестве не более 1,0 мас.% по отношению к общему весу композиции смазочного масла. 4. Применение по п.1 или 2, в котором одну или более магнийсодержащих моющих присадок выбирают из магний-салицилатных моющих присадок, магний-фенолятных моющих присадок, магний-сульфонатных моющих присадок. 5. Применение по п.4, в котором одна или каждая из более чем одной магнийсодержащих моющих присадок имеют независимо TBN (общее щелочное число), измеренное согласно ISO 3771, в пределах от 30 до 600 мг КОН/г. 6. Применение по п.1 или 2, в котором базовое масло выбирают из минерального масла и/или синтетического масла ...

ПРИСАДКА ДЛЯ УЛУЧШЕНИЯ СОВМЕСТИМОСТИ С УПЛОТНЕНИЯМИ ДЛЯ УЛУЧШЕНИЯ СОВМЕСТИМОСТИ СМАЗОЧНЫХ КОМПОЗИЦИЙ С ФТОРПОЛИМЕРНЫМИ УПЛОТНЕНИЯМИ

КОМПОЗИЦИЯ СМАЗОЧНОГО МАСЛА

... 1. Композиция смазочного масла для двигателей внутреннего сгорания, включающая (А) базовое масло для смазочного масла, (В) сульфированный дитиокарбамат оксимолибдена, представленный формулой (I): ! [Ka 1] ! ! (в формуле (I) каждый R1-R4 представляет независимо гидрокарбильную группу, содержащую от 4 до 22 атомов углерода, и каждый X1-Х4 представляют атом серы или атом кислорода), (С) соединение на основе амида кислоты, (D) (d1) частичный сложный эфир жирной кислоты и/или (d2) алифатический амин и (E) производное бензотриазола, представленное формулой (II): ! [Ka 2] ! ! (в формуле (II) каждый из символов R5 и R6 представляют независимо гидрокарбильную группу, содержащую от 1 до 30 атомов углерода, которая может содержать атом кислорода, атом серы или атом азота), где содержание компонента (B) составляет от 0,02 до 0,1 мас.% по молибдену; содержание компонента (С) составляет от 0,2 до 1,0 мас.%; содержание компонента (D) составляет от 0,2 до 1,0 мас.% и содержание компонента (E) составляет ...

КОМПОЗИЦИЯ СМАЗОЧНОГО МАСЛА ДЛЯ ДВИГАТЕЛЯ ВНУТРЕННЕГО СГОРАНИЯ

... 1. Композиция смазочного масла для двигателей внутреннего сгорания, содержащая базовое масло, (А) по меньшей мере, одно соединение, выбранное из группы, состоящей из дисульфидных соединений, представленных следующей общей формулой (I): ! ! (где R1 и R2, каждый независимо, представляют собой С1-С30 углеводородную группу, которая может содержать атом кислорода, атом серы или атом азота, A1 и А2, каждый независимо, представляют собой группу формулы CR3R4 или CR3R4-CR5R6, где R3-R6, каждый независимо, представляют собой атом водорода или С1-С20 углеводородную группу), ! и дисульфидных соединений, представленных следующей общей формулой (II): ! ! (где R7, R8, R12 и R13, каждый независимо, представляют собой С1-С30 гидрокарбильную группу, которая может содержать атом кислорода, атом серы или атом азота, и R9-R11 и R14-R16, каждый независимо, представляют собой атом водорода или С1-С5 углеводородную группу), ! (B) молибденорганическое соединение, и (С) антиокислитель на основе фенола и/или антиокислитель ...

НОВЫЕ АМИНОБИСФОСФОНАТНЫЕ ПРОТИВОИЗНОСНЫЕ ПРИСАДКИ

МОДИФИКАТОР ТРЕНИЯ НА ОСНОВЕ СЛОЖНЫХ ЭФИРОВ СОРБИТАНА И ЖИРНЫХ КИСЛОТ

... 1. Композиция модификаторов трения для понижения трения в смазочном материале, содержащая сложный эфир сорбитана и Сили более жирной кислоты, который является твердым или полутвердым.2. Композиция по п.1, где сложный эфир сорбитана и Сили более жирной кислоты представляет собой сложный эфир сорбитана и С-Сжирной кислоты.3. Композиция по п.1, где сложный эфир сорбитана и Сили более жирной кислоты представляет собой сложный эфир сорбитана и насыщенной или ненасыщенной жирной кислоты таллового масла, сложный эфир сорбитана и насыщенной или ненасыщенной жирной кислоты кокосового масла или их смесь.4. Композиция по п.1, где сложный эфир сорбитана и Сили более жирной кислоты имеет вязкость, по меньшей мере, приблизительно 15000 сП при 25°С, предпочтительно находящуюся в диапазоне от 15000 до 50000 сП при 25°С.5. Композиция по п.1, где сложный эфир сорбитана и Сили более жирной кислоты имеет твердость, измеренную на склероскопе Шора типа А, по меньшей мере, приблизительно 0,5, предпочтительно ...

КОМПОЗИЦИИ ФУНКЦИОНАЛЬНОЙ ТЕКУЧЕЙ СРЕДЫ

... 1. Композиция функциональной текучей среды, содержащая:a) от 70% до 99,99%, от массы композиции функциональной текучей среды, композиции базового масла, которая содержит:b) от 50% до 95%, от массы композиции базового масла, нафтенового базового масла;ii) от 5% до 50%, от массы композиции базового масла, базового масла, произведенного в синтезе Фишера-Тропша.2. Композиция функциональной текучей среды по пп.1, в которой содержание нафтенов в нафтеновом базовом масле находится в диапазоне от 50% до 90% от массы нафтенового базового масла.3. Композиция функциональной текучей среды по пп.1 или 2, где композиция функциональной текучей среды имеет температуру текучести равную -30°С или ниже.4. Композиция функциональной текучей среды по пп.1 или 2, где композиция функциональной текучей среды имеет вязкость, по меньшей мере, 3 мм/с при 100°С.5. Композиция функциональной текучей среды по пп.1 или 2, в которой произведенное в синтезе Фишера-Тропша базовое масло обладает вязкостью при 100°С в диапазоне ...

СМАЗОЧНАЯ КОМПОЗИЦИЯ ДЛЯ ДВИГАТЕЛЯ

... 1. Смазочная композиция, содержащая:(а) одно или несколько полиалкиленгликолевых базовых масел, полученных полимеризацией или сополимеризацией алкиленоксидов, содержащих от 3 до 8 атомов углерода, включающих по меньшей мере один бутиленоксид,(б) по меньшей мере один детергент, выбранный из салицилатов или фенолятов.2. Смазочная композиция по п.1, где полиалкиленгликолевое(ые) базовое(ые) масло(а) (а) являются сополимерами бутиленоксида и пропиленоксида.3. Смазочная композиция по одному из пп.1-2, где полиалкиленовое(ые) базовое(ые) масло(а) (а) получено(ы) в результате реакции по меньшей мере одного спирта, содержащего от 8 до 20 атомов углерода, и смеси бутиленоксида и пропиленоксида, причем указанная смесь имеет массовое соотношение бутиленоксида к пропиленоксиду, составляющее от 3:1 до 1:3, предпочтительно от 3:1 до 1:1.4. Композиция по п.3, где полиалкиленгликолевое(ые) базовое(ые) масло(а) (а) является(ются) таковым(и), что спирт(ы), с которым(и) их можно получить, включает(ют) от ...

СМАЗЫВАЮЩАЯ КОМПОЗИЦИЯ, СОДЕРЖАЩАЯ АЦИКЛИЧЕСКИЕ СТЕРИЧЕСКИЕ ЗАТРУДНЕННЫЕ АМИНЫ

... 1. Моторная смазывающая композиция, включающая:базовое масло; иациклический амин, содержащийся в количестве, находящемся в диапазоне от 0,1 до 10 мас. % в пересчете на общую массу указанной моторной смазывающей композиции, указанный ациклический амин описывается формулой (I):в которой каждый Rнезависимо выбран из группы, включающей водород и алкильную группу, содержащую от 1 до 17 атомов углерода, в которой по меньшей мере два из Rозначают независимо выбранные алкильные группы,в которой каждый Rнезависимо выбран из группы, включающей алкильную группу, амидную группу, простую эфирную группу и сложноэфирную группу, каждая из которых содержит от 1 до 17 атомов углерода ив которой Rвыбран из группы, включающей водород и спиртовую группу, алкильную группу, амидную группу, простую эфирную группу и сложноэфирную группу, каждая из которых содержит от 1 до 17 атомов углерода.2. Моторная смазывающая композиция по п. 1, в которой указанный ациклический амин является неполимерным и имеет среднемассовую ...

Кабельное масло

Способ получения производных бензазолов

Flüssige Zusammensetzung zur Anwendung in einer Fluidkupplung

Schmiermittelzusammensetzungen

HYDRAULISCHE FLUESSIGKEITEN.

Flammfestes Hydrauliköl

Stossdämpferflüssigkeit

OSP enthaltende Zusammensetzung für eine Bremsflüssigkeit eines Fahrzeugs

Die vorliegende Erfindung offenbart eine Zusammensetzung einer Bremsflüssigkeit für ein Fahrzeug. Die Zusammensetzung umfasst eine Menge von ungefähr 30 bis 60 Gew.-% einer Boresterverbindung; eine Menge von ungefähr 30 bis 60 Gew.-% Alkylenglykolalkylether; und eine Menge von ungefähr 0,05 bis 10 Gew.-% öllöslichem Polyalkylenglykol (OSP) bezogen auf das Gesamtgewicht der Zusammensetzung. Demgemäß verringert die OSP enthaltende Zusammensetzung für eine Bremsflüssigkeit eine Feuchtigkeitsabsorptionsmenge der Bremsflüssigkeit aus der Luft und behält einen hohen Siedepunkt der Bremsflüssigkeit für einen langen Zeitraum bei, wodurch ein Zeitraum für den Wechsel der Bremsflüssigkeit und das Verbessern der Wirksamkeit bezüglich des Korrosionsschutzes, der Wirksamkeit bezüglich des Schutzes vor Metallverschleiß und ein Betrieb eines Hauptzylinders verbessert wird.

TRIS-(POLYALKOXYALKYLATED) ISOCYANURATE COMPOUNDS AND THEIR USE AS FUNCTIONAL FLUIDS

FUNKTIONELLE FLUESSIGKEITEN

SCHMIERMITTELZUSAMMENSETZUNG SOWIE EIN DIESE ENTHALTENDES VERSCHLOSSENES SEIL ODER KABEL

Verfahren zur Herstellung von Schmiermitteln

Schmieroel

SCHMIERMITTEL FUER LUFTKOLBENKOMPRESSOREN.

Schrnierfettzusanrensetzulg, fettgeschmiertes Lager, Gelenkkupplung für Kardanwelle, Schrnier6lzusanrensetzung und ölgetränktes Sinterlager

Gegenstand der vorliegenden Erfindung ist eine Schmierfettzusammensetzung oder eine Schmierölzusammensetzung, die das Auftreten eines durch Wasserstoffsprödigkeit verursachten Abblätterns auf einer Wälzoberfläche eines Wälzlagers wirksam verhindern kann, hervorragende Haltbarkeit im Betrieb bei hoher Temperatur und hoher Drehzahl aufweist und über einen langen Zeitraum verwendet werden kann. Ein fettgeschmiertes Lager (1) weist einen Innenring (2), einen Außenring (3) und mehrere Wälzelemente (4) auf. Ein Dichtelement (6) zum dichten Einschließen einer Schmierfettzusammensetzung (7) ist an an beiden axialen Enden des Innenrings (2) und des Außenrings (3) befindlichen Öffnungen (8a) und (8b) angebracht. Die Schmierfettzusammensetzung (7) umfasst ein aus einem Grundöl und einem Verdicker bestehendes Basisschmierfett und ein dem Basisschmierfett zugesetztes Additiv. Das Additiv enthält mindestens eine Verbindung, die aus von Pflanzen abgeleiteten Polyphenolverbindungen und durch Zersetzung ...

Naphthensaure Salze enthaltende Schmieroele

ELEKTRISCHES KONTAKTFETT

VERWENDUNG VON SULFATGRUPPEN-ENTHALTENDEN ANIONISCHEN VERBINDUNGEN ALS SCHMIERMITTEL

HYDRAULIK-FLÜSSIGKEITEN

Zusatzzusammensetzungen für Schmiermittel und funktionelle Flüssigkeiten

Funktionelle Flüssigkeiten mit verbesserten Verschleiss- und antioxidative Eigenschaften

Schmieroel

Verwendung von Schmierstoffen auf der Basis von wasserlöslichen, hochviskosen Polyglykolen

Die vorliegende Erfindung betrifft die Verwendung von Schmierstoffen auf der Basis von wasserlöslichen, hochviskosen Polyglykolen zur Schmierung von offenen Getrieben, die beispielsweise in Drehrohröfen und Mühlen verwendet werden.

Stabilisator-Systeme, deren Verwendung und diese enthaltende Schmierstoffe

Schmierfette umfassend Metallseifen und Metallkomplexseifen auf Basis von R-10-Hydroxyoctadecansäure

Gegenstand der Erfindung sind Schmierfette auf Basis von Alkali- und/oder Erdalkali-Metallseifen und Metallkomplexseifen auf Basis von R-10-Hydroxyoctadecansäure und deren Verwendung.

METALLBEARBEITUNGSOEL-ZUSAMMENSETZUNG

KURBELGEHÄUSESCHMIERMITTEL MIT NIEDRIGEM CHLORGEHALT UND MIT NIEDRIGEM ASCHEGEHALT

Schmieroel

KÜHLMITTEL AUF BASIS VON POLY(NEOPENTYL POLYOL) ESTERN UND VERBESSERTES ADDITIV-KONZENTRAT

WASSERUNEMPFINDLICHE HYDRAULISCHE FLUESSIGKEITEN

Substituierte Phenole als Antioxydationsmittel

SCHMIERMITTEL UND DESSEN VERWENDUNG

HYDRAULIC FLUIDS

... 1341901 Hydraulic fluids BURMAH OIL TRADING Ltd 18 Jan 1972 [21 Jan 1971 21 July 1971] 2873/71 and 34240/71 Heading C5F A hydraulic fluid comprises in major amount (A) 10-90 wt. per cent of one or more esters of formula where R is straight or branched C 2+ alkylene R1 is phenyl or C 1-4 alkyl, R2 is ethylene, propylene or butylene; n is 0-3, R3 is -CH 3 or -C 2 H 5 , R4 is ethylene or propylene, and m is an integer (each n or R1-R4 being the same or different); and (B) 1-90 wt per cent of one or more borate esters of formula where R5 is straight or branched alkylene, R6 is alkyl, p is an integer, q is 2-6, R7 is the residue of a di- or polyhydroxy organic compound having a member of reactive OH groups equal to q, R8 is the residue of a dihydroxy organic compound attached to each boron atom via an oxygen atom, (each R5, R6 and R8 being the same or different. R7 may ...

BENZOATE MONOMERS AND THE USE OF POLYMERS THEREOF IN THE STABILI ZATION OF ORGANIC MATERIAL

... 1321694 Benzoate monomers containing hindered phenolic groups CIBA-GEIGY AG 30 Sept 1970 [1 Oct 1969] 46531/70 Heading C2C [Also in Division C3] Benzoate monomers having the formula in which of the radicals R 1 and R 2 , one represents hydrogen and the other represents hydrogen, methyl, phenyl or the radical of Formula II, R 3 represents hydrogen or the radical of Formula II wherein m = 0 or 1, A is a bivalent group selected from wherein n is 2 or 3, x and y are each 2 or 3, and wherein each lower alkyl group contains 1-6 carbon atoms and the sum of the carbon atoms of the (lower) alkyl radicals is at least 4 and in the or each phenol group, the second lower alkyl group is ortho or meta with respect to the hydroxy group are prepared by (a) reacting a compound of the formula with a compound of a formula or a corresponding acid halide, or (b) reacting a compound of the formula or the corresponding acid halide with a compound of the formula ...

Aerogels and grease compositions made therefrom

A lubricating grease composition comprises a major proportion of an organic liquid possessing lubricating properties and a minor proportion of a non-collapsed soap aerogel. The organic liquid possessing lubricating properties may be mineral lubricating oil, a synthetic hydrocarbon, an organic ester, an organic polymer or a fluorinated hydrocarbon, and a list of suitable liquids is given. The soaps from which the non-collapsed soap aerogels can be made may be metal or organic base salts of fatty materials and mixtures thereof. Saponifiable materials which may be used to form soaps are fats and oils of animal, vegetable, marine or fish origin, fatty acids derived from such fats and oils, the hydrogenated or sulphurized products of such fatty acids, and the substitution derivatives of such fatty acids for example the mercapto amino or halogen substituted fatty acids. Saponifiable materials from other sources such as napthenic acids, tall oil fatty acids, rosin acids and acids produced by the ...

Improvements in or relating to lubricating compositions

Phosphorus- and sulphur-containing reaction products are prepared by reacting a phosphorus sulphide with a cyclic ketone having at least 12 carbon atoms. The ketone may be derived from the condensation of acetone to high molecular weight isophorone type fractions; the hydrogenated condensation products may also be used, and other ketones mentioned are dibutyl cyclohexanone, alkyl substituted carvomenthone, menthone, pulegone, carvone and camphor. The phosphorus sulphide may be phosphorus pentasulphide or heptasulphide. The molecular ratio of phosphorus sulphide to ketone may be from 1 : 2 to 1 : 1.2. The reaction product may be sulphurized, and before or after sulphurization may be treated with a metal compound, ammonia or an organic base to form a salt. Sulphurizing agents used may be sulphur, sulphur halides, alkali polysulphides, ammonium hydrogen sulphide and hydrogen sulphide. Metal compounds specified are the hydroxides, carbonates or oxides of the alkali, alkaline earth and heavy ...

Power transmitting fluids with improved materials compatibility

Oxidation resistant hydraulic oil

Hydraulic fluids comprise a major amount of a mixed oil and (a) 0.1-2.0 wt. per cent of a hindered phenol of formula where R and R1 are C1-C8 alkyl radicals, (b) 0.001-0.5 wt. per cent of an oil-soluble alkylated succinic anhydride of formula where R is a C6-C20 alkyl radical and (c) 0.001-2.0 wt. per cent of an oil-soluble material selected from aromatic secondary amines, sulphurized terpenes and 1,3,4-thiadiazole polysulphides, e.g. those of formula where R and R1 are hydrocarbon radicals, x and y are 0-8 and x+y is at least 1. Many examples of each additive are given.

LUBRICATING OIL COMPOSITIONS AND CONCENTRATES

Hyraulic Fluids

... 1,164,062. Hydraulic fluids. UNION CARBIDE CORP. 8 June, 1967 [22 June, 1966], No. 26412/67. Heading C5F. [Also in Division C3] An hydraulic fluid comprises, preferably in the stated weight percentages: (a) a mixed polyoxyethylene-polyoxypropylene copolymer, 10-30%; (b) a monoalkyl ether of triethylene glycol, 40-70%; (c) a monoalkyl ether of diethylene glycol, 10-30%; (d) an antioxidant, 0À5 to 1À5%; (e) sorbitan mono-oleate, 0À5- 2%; (f) a dialkylamine, 0À3-1%; and (g) an alkali metal nitrite 0À05-0À3%. The copolymers, which can have molecular weights of 300-15,000, can be made by reacting a mixture of ethylene oxide and propylene oxide using as a starter, water or a monohydric or dihydric alcohol; they normally contain 50- 75% (by weight) of oxypropylene groups and 25-50% of oxyethylene groups. The monoalkyl ethers of di- and triethylene glycols exemplified are the methyl, ethyl, propyl and butyl ethers. Suitable antioxidants are phenyl - and #-naphthylamines, t-butyl p-cresol, and a ...

Aqueous Lubricants Containing Siloxane Polyoxyalkylene Compositions.

... 1,171,787. Lubricants. UNION CARBIDE CORP. 15 Dec., 1966 [15 Dec., 1965], No. 56151/66. Addition to 1,074,575. Heading C5F. A lubricant comprises (1) an aqueous base fluid which is water or a mixture of up to 2 parts by weight per one part by weight water of a lubricant which is (a) a silicon-free polyoxyalkylene compound; (b) a dialkyl ester of an aliphatic dicarboxylic acid; (c) a hydrocarbon lubricating oil and/or (d) a fatty acid ester of a polyhydric compound; (2) 0À0005-0À1 part by weight per one part by weight of base fluid of a siloxane/oxyalkylene copolymer having (i) at least one siloxane block containing at least two siloxane groups of formula where R is a monovalent hydrocarbon group which may or may not be substituted by halo, cyano, amino, amido, carbalkoxy, acyloxy, mercapto, or nitro groups, or a divalent hydrocarbon group, b is 1, 2 or 3 and the block has at least one divalent hydrocarbon R group and (ii) at least one polyoxyalkylene block containing at least two groups ...

Lubricating Compositions

... 1,182,851. Lubricants. MOBIL OIL CORP. 2 Jan., 1968, No. 240/68. Heading C5F. A lubricant comprises an admixture of at least two complete esters of different hindered polyhydric alcohols, in which from 50 to 95%, by weight, is an ester of a 2,2-disubstitutedpropane-1;3-diol having the structure where each R is an alkyl group containing from 1 to 12 carbon atoms, at least one R group having at least 2 carbon atoms, and each R1 is hydrogen or an alkyl group having from 1 to 10 carbon atoms and from 50 to 5%, by weight, is a 3- to 6-methylol ester selected from a hindered trimethylol ester, a pentaerythritol ester, a dipentaerythritol ester and mixtures thereof, each of the esters being prepared from the corresponding polyhydric alcohol and a monocarboxylic acid having 1 to 30 carbon atoms. The lubricant may also contain an anti-oxidant, e.g. aromatic amines, phenols and phenothiazine (many specific examples being given), extreme pressure additives, e.g. phosphorus acid esters (many ...

Oleaginous compositions particularly suitable for use as hydraulic fluids and/or insulating oils

A substantially non-inflammable oleaginous composition, suitable for use as a hydraulic fluid or insulating oil, comprises a normally liquid completely halogenated carbon compound, together with a polymerized unsaturated ester, the latter being present in a proportion of 2-15 per cent based on the halogenated carbon compound. Suitable completely halogenated carbon compounds are hexachlorobutadiene, hexachloropropylene, hexabromopropylene and tetraiodoethylene, while preferred polymerized unsaturated esters are polymerized esters of methacrylic acid. Optional ingredients which may be present in the oleaginous composition are mineral oil, oxidation inhibitors, corrosion inhibitors, viscosity index improvers, pour-point depressants, wax suppressors, extreme pressure agents and partially halogenated organic compounds. Oxidation inhibitors mentioned are aromatic amines and substituted phenols, particularly dimethyl phenols, 2,6 - di - tert. - butyl phenols, 2,4 - dimethyl - 6 - octyl phenol, ...

TETRAPOLYMERS AND MINERAL OIL COMPOSITIONS CONTAINING THEM

... 1424977 Tetrapolymers TEXACO DEVELOPMENT CORP 8 May 1974 20270/74 Heading C3P [Also in Division C5] A tetrapolymer consisting essentially of (i) 4-10 wt. per cent of a dialkylaminoalkyl methacrylate of the formula wherein R and R1 are C 1-2 alkyl and A is alkanediyl(alkylene) of 1-5 carbon atoms (ii) 15-25 wt. per cent of a styrene compound of formula wherein R2 is H or C 1-10 alkyl (iii) 40-60 wt. per cent of an alkylmethacrylate of formula wherein R3 is C 10-14 alkyl (iv) 20-30 wt. per cent of an alkylmethacrylate of formula wherein R4 is C 16-20 alkyl preferred tetrapolymers having an intrinsic viscosity in benzene at 77‹ F. of 0À22-2À87. Component (i) may be selected from N,N-dimethylaminoethyl, N,N- diethylaminoethyl, N,N - dimethylaminopropyl, N,N - diethylaminopropyl methacrylates; (ii) from styrene, vinyl toluene, p-tbutylstyrene, p - t - octylstyrene; (iii) from decyl, undecyl, dodecyl, tridecyl, tetradecyl methacrylates or mixtures thereof; ...

Improvements in or relating to lubricating oils

Polythio and poly seleno-acetic acid esters of the general formula R.OOC.CH2-(X)n-CH2.COO.R wherein R is an alkyl, aryl or cycloalkyl radical which may contain halogen substituents, X is sulphur or selenium and n is 2, 3 or 4 when X is sulphur and is 2 or 3 when X is selenium may be prepared by the following methods. In the case where X is sulphur, the corresponding a -chloro or bromo-acetic esters may be reacted with sodium di- or polysulphides in alcoholic solution, the corresponding a -mercapto esters may be oxidized to give the disulphides or the a -mercapto esters may be reacted with sulphur dichloride or monochloride to give the tri- and tetra-sulphides respectively. Thus, in example (1) n-butyl monochloracetate and alcoholic sodium disulphide yield di-n-butyl-dithiodiacetate; (2) sodium polysulphide used as in (1) yields di-n-butyl-trithiodiacetate; (3) n-butyl thioglycollate and sulphur monochloride in benzene yield di-n-butyl tetrathiodiacetate. In like manner, ethyl monochloracetate ...

Automatic transmission and wet brake fluids and additive packages therefor

WATER-INSENSITIVE HYDRAULIC FLUIDS CONTAINING BORATE ESTERS

... 1,214,171. Borate esters. OLIN CORP. 5 July, 1968 [14 July, 1967; 1 April, 1968], No. 32261/68. Heading C2C. [Also in Division C5] A borate ester of the formula was prepared in Example IX by reacting one mole of orthoboric acid with one mole each of triethylene glycol monomethyl ether, diethylene glycol monoethyl ether and diethylene glycol monomethyl ether, in succession, in toluene solution, water being removed after each reaction. In Example X a tris-borate ester is prepared by reacting a 50 : 50 random addition product of ethylene oxide and propylene oxide with orthoboric acid, in toluene solution, in molar ratio 3 : 1, the product having a b.p. 625-630‹ F.

WATER-IN OIL EMUSLION

... 1332826 Hydraulic fluids; fuels SHELL INTERNATIONALE RESEARCH MAAT. SCHAPPIJ BV 21 Dec 1970 [22 Dec 1969] 60592/70 Headings C5F and C5G A water-in-oil emulsion comprises 20-45 wt. per cent water phase and 55-80 wt. per cent oil phase, the oil phase comprising a mineral oil and 0À05-10 wt. per cent (based on the emulsion) each of (i) where R is a C 30 - C 500 polyalkene and (ii) where each of R 1 and R 2 is C 1- C 4 alkyl and R 3 is C 1 -C 4 alkylene. The emulsion may also contain a C 2 -C 8 alkylene glycol, phenols, amines, thiophosphates, thiocarbonates, thiocarbamates, sulphides,- carboxylic acids, silicones, polymethacrylates and dyes (examples are given). The mineral oil may be a lubricating oil or gasoline, kerosene or furnace oil.

Improvements in or relating to metal working lubricating compositions

A composition suitable as a metal-working lubricant comprises an oil-in-water emulsion having incorporated therein a homopolymer of a vinyl halide or a vinylidene halide, a copolymer of a vinyl halide with a vinylidene halide or a copolymer of one or both of these halides with a polymerizable unsaturated organic compound in which the molar proportion of the halides is at least 50 per cent or these polymers further treated by halogenation, sulphurization and/or phosphorization and optionally emulsifiers, stabilizers, extreme pressure agents, anti-oxidants, anti-corrosives, detergents, anti-foaming agents and/or preservatives. Specified polymers are polyvinyl chloride, polyvinyl fluoride, polyvinylidene chloride, copolymers of vinyl chloride with allyl chloride, chlorostyrene, allyl amine, vinylidene chloride, acrylonitrile, methyl methacrylate, isobutylene, maleic acid, vinyl acetate, vinyl benzoate, diallyl ether, vinyl pyridine or vinyl pyrrole, further halogenated polyvinyl chloride, ...

Mixed zinc salt lubricant additives

Novel zinc additives are provided which function as antioxidants and extreme pressure agents for lubricants and possess high thermal stability. In addition, they exhibit good filterability performance and good corrosion resistance. The zinc-containing additives are formed by admixing (i) at least one zinc dialkyldithiophosphate wherein each alkyl group contains 6 to 12 carbon atoms and is branched on its beta-carbon atom, and (ii) at least one zinc alkanoate wherein each alkanoate group is branched on its beta-carbon atom, in a ratio of 6.0 to 8.0 equivalents of (i) per equivalent of (ii).

COMPOSITION FOR MECHANICAL POWER TRANSMISSION AND OPERATING TRACTION DRIVES

METAL-WORKING COMPOSITIONS

Improvements in or relating to lubricating compositions

... 759,284. Hydraulic fluids. NAAMLOOZE VENNOOTSCHAP DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ. Jan. 4, 1954 [Jan. 5, 1953], No. 186/54. Class 69 (2). [Also in Group III] An hydraulic fluid comprises a major proportion of an oleaginous liquid ester and minor proportions of an epoxy compound and of an aryl amine containing a plurality of amino-aryl linkages. The epoxy compounds may contain one or more epoxy groups, and may be polymers containing epoxy groups. The arylamines may be diamino diarylalkanes, thiodiarylamines, diarylamines or alkylated phenylene diamines. The oleaginous liquid ester may be an ester of an acid of phosphorus, such as phosphates, phosphonates, phosphinates, diphosphorus compounds and ethers of diphosphorus compounds; an ester of silicic acid; or an ester of a carboxylic acid, such as an ester of mono or polyhydric alcohol with a mono or polybasic acid; or an ester of a silicic, phosphorus or dicarboxylic acid with thia-alcohols or thio-alcohols. Many examples of the epoxy ...

Trinuclear molybdenum containing industrial oil composition

An industrial oil composition comprising an industrial oil base stock and an antioxidant comprising an amine and an oil soluble trinuclear organomolybdenum compound of the generic formula:

Mo3Sx-(Q)```(I)

wherein x is from 4 to 10, preferably 7, and Q is a core group, which may be a ligand, in an amount of less than 10 ppm based on molybdenum metal content. The composition has high oxidation stability and reduced sludge formation.

Ester compositions for dielectric fluids

The present invention relates to synthetic ester compositions, and to dielectric fluid compositions containing them, as well as to methods of manufacturing the ester compositions and dielectric fluid compositions containing them, and to an electrical apparatus containing the dielectric fluid compositions. The ester compositions comprise a plurality of esters derived from a reaction of (i) one or more polyols each being a straight or branched chain C2-C8 polyol (especially pentaerythritol), and (ii) first, second and third carboxylic acids, which are each a straight or branched chain C4-C12 carboxylic acid, and are especially n-heptanoic, n-nonanoic and 2-ethyl-hexanoic acids.

Oil-soluble nitrogen-containing products and process for preparing same

A lubricating composition comprises a major proportion of a hydrocarbon lubricating oil and a minor proportion of an oil-soluble, acylated nitrogen-containing compound having within its structure (A) a substantially hydrocarbon-substituted succinoyl, succinimidoyl or succinoyloxy radical wherein the hydrocarbon substituent contains at least 50 aliphatic carbon atoms and (B) a nitrogen-containing group having a nitrogen atom attached directly to the succinic radical (A), the remaining valence or valences of said nitrogen being satisfied by one or more hydrogen atoms or hydrocarbon, hydroxyalkylamino - substituted hydrocarbon, hydroxy-substituted hydrocarbon, alkoxy-substituted hydrocarbon, amino, carbamyl, thiocarbamyl, guanyl, or acylimidoyl radicals, or an N-hydrocarbon-substituted amino, carbamyl, thiocarbamyl, guanyl or acylimidoyl radical.ALSO:An oil-soluble acylated nitrogen composition is obtained by reacting a substantially hydrocarbon-substituted succinic acid, halide, ester or ...

STABILIZATION OF BORATED LUBRICATING OIL ADDITIVES

REDUCTION OF FUEL CONSUMPTION OF INTERNAL COMBUSTION ENGINES AND COMPOSITION THEREFOR

Oil compositions

A corrosion inhibiting oil composition comprises a mineral oil base containing from 10 to 30% by weight of the composition of an oilsoluble alkali metal (sodium or potassium) petroleum sulphonate and from 3 to 10% by weight of a partially ammoniated fatty acid (see below) having from 12 to 30 carbon atoms in the molecule, the mineral oil having a viscosity from 400 to 800 SUS at 100 DEG F. and a viscosity index from 10 to 50. The term "partially ammoniated fatty acid" includes acids which have been partly neutralized with mono C1-4 alkylamines (e.g. methyl- or ethylamine), and is believed to be a mixture of acid salt and free acid. Numerous examples are given of fatty acids which may be used. Optional additives mentioned include polymeric ashless dispersents (e.g. lauryl methacrylate/diethylamino methacrylate copolymer, 2-methyl-5-vinyl pyridine/lauryl and stearyl methacrylates copolymer, C10-18 alpha-olefin/vinyl acetate copolymer and many similar copolymers), mono- and bis-phenols which ...

Emulsifiable mineral oil composition

An emulsifiable oil composition comprises a mineral lubricating oil having a V.I. of at least 80, 1-4 wt. per cent of a monoester formed from a fatty acid having at least 8 carbon atoms and an alkitan, 0.5-3 wt. per cent of a polyoxyalkylene glycol monoalkylphenyl ether having the formula Rm-phenyl-(OR1)n-OR11-OH where m is 1 or 2, n is an integer from 2 to 6, R is a C4-20 alkyl radical, and R1 and R11 are alkylene groups, and 0.01-2.0 wt. per cent of a nitrogen-base modified oleophilic clay or a mixture of such modified clay with an unmodified clay. Clays mentioned include bentonite, hectorite, attapulgite, illite and zeolites, which may be modified with amines, amino-amides, and quaternary ammonium bases, numerous examples being given, including an amino-amide modified hectorite clay composition containing sodium nitrite or sebacate, phenyl a - or b -naphthylamine, and phosphoric acid. The oil compositions may also contain amine and/or phenolic antioxidants, which are exemplified. The ...

Improvements in or relating to ester base compositions

Lubricants comprise a major proportion of an ester base and minor proportions of (i) phenothiazines of formula where R is an alkyl, aryl, alkaryl, aralkyl, or cyanoalkyl radical at least one of R1, R2, R3 and R4 is an alkyl of alkoxy radical, any other being hydrogen and (ii) a secondary aromatic amine having two aromatic groups directly attached to the nitrogen atom. Esters specified are those formed from C6-C10 aliphatic dicarboxylic acids and C6-C12 branched chain monohydric alcohols, e.g. di-isodecyl azelate, di(3,5,5-trimethyl hexyl)adipate, complex esters, polyesters, e.g. trimethylol propane tripelargonate, pentaerythritol tetraesters or dimers or trimers thereof. The amines specified are diphenylamines and N-aryl naphthylamines. The lubricant may include thickeners, e.g. polyacrylates, polyoxyalkylene glycol ethers, and copolymers of propylene oxide and ethylene oxide; extreme pressure additives, e.g. phosphorothionates, phosphate esters with or without secondary ...

Electrical capacitor

An electrical capacitor having an improved dielectric system. The capacitor includes layers of metal foil and a dielectric sheet material which is impregnated with a liquid dielectric composition composed of a mixture of methyl diphenyl ethane and a lower alkyl diphenyl.

METAL ROLLING OILS

Yarn lubricants

A composition for softening and conditioning yarns, particularly saponified cellulose acetate yarns, comprises a mahogany sulphonate, an ester, amide or ester-amide of an alkylol-amine with a fatty acid containing a chain of at least 8 carbon atoms, and a di- or poly-hydric aliphatic alcohol containing at least 6 carbon atoms. Preferably the composition also contains a monohydric aliphatic alcohol containing at least 6 carbon atoms. A preferred monohydric alcohol is 2-ethylhexanol-1 and the dihydric alcohol may be 2-ethyl-1,3-hexanediol. The alkylolamine esters, amides or ester-amides are obtainable by heating the long-chain fatty acid or a glyceride or other ester thereof with, for instance, mono-, di- or tri-ethanolamine or propanolamine. A suitable product is made by heating lauric acid or coconut oil with slightly more than an equimolecular proportion of diethanolamine at 160-170 DEG C. The product may contain some dialkylolamine soap and other by-products. These compositions may be ...

GAS TURBINE LUBRICANTS

... 1413728 Gas turbine lubricants STAUFFER CHEMICAL CO 17 July 1973 [7 Aug 1972] 33961/73 Heading C5F A lubricant base stock consists of (a) 20- 80 wt. per cent of a mineral oil having a viscosity of 4 to 10 centistokes at 210‹ F. and (b) 80-20 wt. per cent of a carboxylate ester selected from the diesters of aliphatic or aromatic dicarboxylic acids and C 4-20 alcohols, fully esterified trimethylol ethane, trimethylol propane and pentaerythritol esters of C 2-20 monocarboxylic acids, diesters of 1,3-butylene glycol or of neopentyl glycol with C 4-20 monocarboxylic acids. The ester components (b) used in the examples are those of isophthalic acid and C 6-12 straight chain alkanol mixtures, di-2- ethylhexyl isophthalate, an 80 : 20 (molar) mixture of iso-octyl isodecyl adipate and di-2- ethylhexyl adipate, di-2-ethylhexyl adipate, 1,3- butylene glycol pelargonate heptanoate, trimethylol propane tripelargonate, pentaerythritol monobutyrate triheptanoate cross-linked with azelaic acid, and esterification ...

LUBRICATING COMPOSITIONS

Terpolymers, their process of production and use of same

... 1,130,734. Olefin terpolymers. ESSO RESEARCH & ENG. CO. 11 May, 1967 [28 June, 1966; 1 Sept., 1966], No. 21977/67. Heading C3P. [Also in Division C5] Pour point depressants and flowability improvers for hydrocarbon oils are prepared by copolymerizing (1) ethylene, (2) a vinyl ester of a C 2-14 fatty acid and (3) at least one C 10-30 -olefin with a free radical polymerization promoter in a liquid organic solvent at 110‹ to 450‹ F. and 850 to 5000 p.s.i.g. to give a copolymer of number average molecular weight 500 to 50,000 and having a vinyl ester content of 10 to 50 weight per cent. Specified esters are vinyl acetate, propionate, butyrate valerate, caprylate, laurate, octanoate and dodecanoate, and isopropenyl octoate. Specified -olefins are decene-1, dodecene-1, tetradecene-1, pentadecene-1, hexadecene-1, heptadecene-1, octadecene-1, eicosene-1, heneicosene-1, docosene-1, tetracosene-1, hexacosene-1 and octacosene-1. The solvent may be hexane, benzene or toluene, and the promoter an organic ...

OIL COMPOSITIONS AND ADDITIVES

METAL-WORKING OIL COMPOSITION

LUBRICANT COMPOSITIONS

AUTOMATIC TRANSMISSION AND WET BRAKE FLUIDS AND ADDITIVE PACKAGES THEREFOR

New Sulphur Dyestuffs and a Process for their Preparation

... 1,158,375. Preparation of sulphur containing dyes. UGINE KUHLMANN. 28 March, 1968 [31 March, 1967], No. 14845/68. Heading C4P. Sulphur containing dyes are prepared by treating a dyestuff containing in its molecule at least two SO 2 X groups in which X is a hydrogen or halogen atom or a monovalent cation or an SY group in which Y is hydrogen or a monovalent cation with a thioamide in aqueous acid medium at 0-100‹ C., examples of phthalocyanine and dioxazine dyes being provided.

HYDRAULIC FLUIDS CONTAINING ESTERS OF ALKOXYACETIC ACID AS BASE STOCK

... 1346105 Alkoxyacetic acid esters OLIN CORP 6 Sept 1971 [18 Jan 1971] 41493/71 Heading C2C [Also in Division C5] Alkoxyacetic acid esters with glycols or glycol ethers of formulµ and where R 1 and R 2 are independently alkyl (1-4 C) groups, R 3 is alkylene (up to 4 C), x is integer 1-6, y is integer 1-4, and z an integer of 1-8 are used in hydraulic fluid compositions. The esters may be prepared by conconventional methods and examples are ethylene glycol dimethoxyacetate and diethoxyacetate; diethylene glycol dimethoxyacetate; 1,2- propanediol dimethoxyacetate; 1,3-propanediol dimethoxyacetate; 2,2 - dimethyl - 1,3 - propanediol dimethoxyacetate; 1,3-butandiol dimethoxyacetate; 2,3 - butanediol dimethoxyacetate; 1,4-butanediol diethoxyacetate; 1,5- pentanediol dimethoxyacetate; triethylene glycol monomethyl ether methoxyacetate; tetraethylene glycol monomethyl ether methoxyacetate and tetraethylene glycol monoethyl ether methoxyacetate.

Water-in-oil emulsions useful as hydraulic fluids and lubricants

A water-in-oil emulsion used as a lubricant or hydraulic fluid comprises 20 to 45% wt. of the water phase and 55 to 80% wt. of the oil phase, the oil phase being a mineral oil containing 0.1 to 12% wt. each of (1) in oil-soluble basic aromatic carboxylate of the Group II metals of the Periodic Table and (2) an oil-soluble basic alkaline-earth metal organic sulphonate, and 0.1 to 5% wt. each of (3) an organic sulphide of formula [(R1)y-Ar-(R)x]2-Sz wherein Ar is a mono- or polynuclear aromatic nucleus, R is an alkylene radical, R1 is an alkyl or cycloalkyl radical having 1 to 18 carbon atoms, or a hydrogen or halogen atom or an amino-group, X is 0 or 1, y is 0, 1 or 2, and Z is an integer from 1 to 4, and (4) a partial ester of an alkane polyol and a fatty acid. Additives (1) specified are calcium, barium, magnesium, strontium or zinc salts of hydrocarbon-substituted benzoic, salicylic, resorcylic, anthranilic and naphthoic acids. Additives (2) specified are basic calcium, barium and magnesium ...

Polymer-Fiber Composite Building Material with Bulk and Aesthetically Functional Fillers

Polymer composite roofing materials are provided which contain resin, and about 20-75 wt. % fillers and additives, in which the fillers contain at least one bulk filler for reducing the amount of resin needed to make the roofing material, and at least one aesthetically functional filler for providing the roofing material with an aesthetic appearance. The bulk filler and the aesthetically functional filler of this embodiment are non-toxic, resistant to microbial attack, and have a Mohs hardness of less than about 5.

Compositions with Fast and Slow Release Components

The present invention relates to controlled release compositions that include: (a) a slow release component, comprising one or more performance additives in the form of a solid or semi-solid mass; and (b) a fast release component comprising (i) a matrix material and (ii) one or more additives that can be dissolved and/or dispersed into the matrix material as well as additive delivery systems and processes using such compositions, and which release one or more additives into a fluid.

Microencapsulated engine lubricant additives

An engine lubricating system for an internal combustion engine. The system comprises a vehicle engine; a circulation system for providing a continuing flow of lubricant to the vehicle engine and engine components; and a lubricant disposed within the circulation system. The lubricant comprises a base oil and at least one microencapsulated oil additive. The microencapsulated oil additive is selectively released into the lubricant based one or more localized event. The localized event may include a predetermined temperature change, a predetermined pH change, a localized high friction contact, and combinations thereof.

Low viscosity oligomer oil product, process and composition

The present invention relates to a low viscosity lubricant process, product, and composition characterized by low Noack volatility, low pour point, useful low temperature viscometrics, and high viscosity index and more particularly concerns a PAO composition having a kinetic viscosity at 100° C. in the range of about 4 cSt.

Non-aromatic based antioxidants for lubricants

A lubricant composition comprises a cycloaliphatic amine alkoxylate and a base oil selected from (a) a polyalkylene glycol; (b) a polyalphaolefin; (c) a naphthenic compound; and (d) combinations thereof; provided that the cycloaliphatic amine alkoxylate and the base oil are miscible. The lubricant may exhibit a viscosity change at 40° C. of less than 5 percent (%) after 13 days at 120° C. in dry air, indicating significant thermoxidative stability with minimal or no aromatic content, thereby enabling use of Groups II and III base oils, in particular, without reduced toxicity and/or quality concerns as compared with Group I base oil lubricants.

Lubricating Oil Compositions Containing Sterically Hindered Amines as Ashless TBN Sourcces

Hindered amines useful as ashless TBN sources for lubricating oil compositions that are compatible with fluoroelastomeric engine seal materials, and lubricating oil compositions containing such compounds.

Lubricant composition comprising unhindered alkyl amines

A lubricant composition including a base oil and from 0.01 to 10 wt. % of an amine compound based on a total weight of the lubricant composition. The amine compound has the formula R 1 (R 2 )NH, where R 1 and R 2 are each independently straight or branched chain acyclic alkyl groups having from 1 to 20 carbon atoms. The alpha carbon of R 1 or R 2 is primary if R 1 or R 2 is an alkyl group having more than one carbon atom respectively. At least 90 wt. % of the amine compound remains unreacted in the lubricant composition based on a total weight of the amine compound prior to any reaction in the lubricant composition.

LUBRICANT COMPOSITIONS FOR HIGH EFFICIENCY ENGINES

The instant disclosure is directed to a method of lubricating a sump-lubricated, high efficiency, gasoline-fueled internal combustion engine. Said method involves supplying to the engine a lubricating composition comprising an oil of lubricating viscosity, an anti-wear agent, an ashless antioxidant, a metal-containing detergent, an ashless polyolefin dispersant, and (f) a polymeric viscosity modifier. The disclosure further provides a method of operating a high efficiency sump-lubricated gasoline-fueled internal combustion engine while maintaining or improving at least one of durability, deposit control, oxidation control, fuel economy, and resistance to knock and stochastic pre-ignition. 1. A method of lubricating an internal combustion engine , comprising supplying to a sump-lubricated , high efficiency , gasoline-fueled internal combustion engine a lubricating composition comprising (a) an oil of lubricating viscosity , (b) an anti-wear agent in an amount 0.15 weight percent to 6 weight percent of the composition , (c) an ashless antioxidant in an amount 1.2 weight to 7 weight percent of the composition , and (d) a metal-containing detergent in an amount to deliver 0.2 weight percent sulfated ash up to 1.5 weight percent sulfated ash to the composition , (e) an ashless polyolefin dispersant in an amount 0.8 weight percent to 8 weight percent of the composition , and (f) a polymeric viscosity modifier , dispersant viscosity modifier , or mixtures thereof in an amount 0.1 weight percent to 4.5 weight percent of the composition.2. The method of claim 1 , wherein the internal combustion engine is operated at an effective compression ratio of at least 15:1.3. The method of claim 1 , wherein the internal combustion engine is operated under a load with a brake mean effective pressure (BMEP) of greater than or equal to 18 bars.4. The method of claim 1 , wherein the gasoline has an octane rating of at least 95 by the (R+M)/2 method.5. The method of claim 1 , wherein the ...

Synergistic Lubricating Oil Composition Containing Mixture of Antioxidants

Disclosed is a lubricating oil composition comprising an oil of lubricating viscosity and an oil soluble synergistic mixture of antioxidants, said mixture comprising: a) a hindered amine antioxidant according to formula (I) wherein each R 1 is independently selected from a substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; R 2 is selected from the group consisting of a hydrogen atom or a, substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; each R 3 is independently selected from the group consisting of a hydrogen atom or a, substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; each R 4 is independently selected from the group consisting of a hydrogen atom or a, substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; n is an integer from 1 to 4; and m is an integer from 1 to 5; and b) a molybdenum succinimide complex.

Stimuli-Responsive Micro-Reservoirs for Release of Encapsulants

This invention relates to polymer-based partially-open, hollow reservoirs in the nano-size to micro-size range that encapsulate an additive, which can be released from the reservoirs using specific event stimuli such as reduction-oxidation and voltage change, or at will, using the same stimuli. This invention also relates to method preparing such reservoirs, and for releasing the additive. This invention further relates to matrix that comprises such reservoirs and the method of preparing such matrix. This invention also relates to applications, for example in corrosion inhibition, lubrication, and adhesion, that benefit from using such a controlled release of an additive.

AN AQUEOUS LUBRICANT COMPOSITION, A METHOD FOR MAKING THE SAME AND USES THEREOF

The disclosure concerns an aqueous lubricant composition, characterized in that it comprises of: 50 wt % of water, 0.01-20 wt % of a thickening agent, 0.5-10 wt % of an antioxidant; 0.5-5 wt % of a pH regulating agent; and glycerol. There is also provided a method for manufacturing the aqueous lubricant composition, and uses of said aqueous lubricant composition. 1. An aqueous lubricant composition , characterized in that it comprises:5-50 wt % of water,0.01-20 wt % of a thickening agent,0.5-10 wt % of an antioxidant,0.5-5 wt % of a pH regulating agent, andglycerol.2. The aqueous lubricant composition according to claim 1 ,characterized in that it is biodegradable and the amount of glycerol is from 15 to 93.99 wt %.3. The aqueous lubricant composition according to claim 2 , characterized in that it consists essentially of:5-50 wt % of water,0.01-20 wt % of a thickening agent,0.5-10 wt % of an antioxidant,0.5-5 wt % of a pH regulating agent, andglycerol as balance.4. The aqueous lubricant composition according to claim 2 , characterized in that it consists of:5-50 wt % of water,0.01-20 wt % of a thickening agent,0.5-10 wt % of an antioxidant,0.5-5 wt % of a pH regulating agent, andglycerol as balance.5. (canceled)6. The aqueous lubricant composition according to claim 2 , characterized in that the amount of water is from 5 to 40 wt %.7. The aqueous lubricant composition according to claim 2 , characterized in that the amount of the thickening agent is from 0.01 to 10 wt %.8. The aqueous lubricant composition according to claim 2 , characterized in that the amount of the antioxidant is from 3 to 10 wt %.9. The aqueous lubricant composition according to claim 2 , characterized in that the amount of the pH regulating agent is from 0.5 to 3 wt %.10. The aqueous lubricant composition according to claim 2 , characterized in that the thickening agent is selected from the group consisting of: chitin claim 2 , chitosan claim 2 , dextrin claim 2 , cellulose claim 2 , starch ...

Antioxidants and Methods to Maximize Performance

A method of preventing or reducing the level of degradation of an organic substrate is described, wherein a composition is formed that includes the organic substrate together with an effective amount of a sacrificial base and a diarylamine antioxidant.

Heat transfer methods, systems and compositions

Disclosed are refrigerants comprising at least about 97% by weight of a blend of three compounds, said blend consisting of: from about 40% by weight to about 49% by weight difluoromethane (HFC-32), from about 6% by weight to about 12% by weight pentafluoroethane (HFC-125), from about 33% by weight to about 40% by weight trifluoroiodomethane (CF 3 I); and from about 2% by weight to about 12% by weight of trans 1,3,3,3-tetrafluoropropene (trans HFO-1234ze), wherein the percentages are based on the total weight of the three compounds in the blend, and systems and method using same.

Method Of Lubricating An Internal Combustion Engine

The invention provides a method of lubricating a compression-ignition internal combustion engine with a maximum laden mass over 2,700 kg comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, a 300 TBN or higher alkaline earth metal sulphonate detergent having a metal ratio of 10 to 40, 0.1 wt % to 4 wt % of a borated polyisobutylene succinimide dispersant, wherein the polyisobutylene from which the borated polyisobutylene succinimide is derived has a number average molecular weight of 550 to 1150, and 0.1 wt % to 6 wt % of a polyisobutylene succinimide, wherein the polyisobutylene from which polyisobutylene succinimide is derived has a number average molecular weight of 1550 to 2500, 0 wt % to 0.2 wt % of a phenolic based detergent, wherein the total amount of soap delivered by the alkaline earth metal sulphonates (typically calcium sulphonate) is 0.4 to 1 wt % of the lubricating composition, and wherein the lubricating composition has a sulphated ash content of not more than 1.5 wt %.

Fluids for Extreme Pressure and Wear Applications

Provided are compositions, additives for forming compositions, methods of operating apparatus in fluid communication with the compositions, and apparatus comprising the compositions. For example, the composition may include a polyalphaolefin component of from about 95% to about 99.5% w/w. The composition may include an additive component. The additive component may include an anti-wear agent. The anti-wear agent may be from about 0.1% to about 2% w/w. The anti-wear component may be characterized by an acid value of at least about 1 mg KOH/g. The additive component may include an aryl amine antioxidant agent, an anti-rust agent, and a metal deactivator agent. The composition may be characterized by a kinematic viscosity at 100° C. of at least about 5 centiStokes, a viscosity index of at least about 80, and an acid value in mg KOH/g of between about 0.1 and about 1. 1. A composition , comprising:a polyalphaolefin component in a percentage, w/w of the composition, of from about 95% to about 99.5%; and an anti-wear agent in a percentage, w/w of the composition, of from about 0.1% to about 2%, the anti-wear component characterized by an acid value of at least about 1 mg KOH/g;', 'an aryl amine antioxidant agent;', 'an anti-rust agent; and', 'a metal deactivator agent;, 'an additive component, comprising a kinematic viscosity at 100° C. of at least about 5 centiStokes;', 'a viscosity index of at least about 80; and', 'an acid value in mg KOH/g of between about 0.1 and about 1., 'the composition being characterized by2. The composition of claim 1 , comprising the additive component claim 1 , in a percentage claim 1 , w/w of the composition claim 1 , of from about 0.5% to about 5%.3. The composition of claim 1 , the anti-wear agent comprising a partly esterified phosphate ester.4. The composition of claim 1 , the anti-wear agent comprising one or more of: a C-Calkylated triarylphosphate claim 1 , a C-Calkyl phosphate claim 1 , a diarylether phosphate ester and a diarylether ...

Refrigerator oil and working fluid composition for refrigerators

The invention provides a refrigerating machine oil comprising as a base oil at least one oxygen-containing oil having a carbon/oxygen molar ratio of 2.5 or more and 5.8 or less, and being used in combination with a (Z)-1,1,1,4,4,4-hexafluoro-2-butene refrigerant.

Lubricating Composition

The present invention relates to a lubricating composition containing a dispersant, a corrosion inhibitor and an antioxidant. The invention further provides a method for lubricating a mechanical device with the lubricating composition.

COMPOSITION FOR HEAT CYCLE SYSTEM, AND HEAT CYCLE SYSTEM

To provide a composition for a heat cycle system, which comprises a working fluid for heat cycle which has a low global warming potential and high stability, and which can replace R410A, and a heat cycle system employing the composition. A composition for a heat cycle system, which comprises a working fluid for heat cycle containing trifluoroethylene, and a stabilizer for preventing deterioration of the working fluid for heat cycle, such as an oxidation resistance-improving agent, a heat resistance-improving agent or a metal deactivator, and a heat cycle system employing the composition for a heat cycle system. 1. A composition for a heat cycle system , comprising:a working fluid for heat cycle comprising trifluoroethylene and a hydrofluoroolefin other than trifluoroethylene; anda stabilizer for preventing deterioration of the working fluid for heat cycle.2. The composition for a heat cycle system according to claim 1 , wherein the stabilizer is at least one stabilizer selected from an oxidation resistance-improving agent claim 1 , a heat resistance-improving agent and a metal deactivator.3. The composition for a heat cycle system according to claim 2 , wherein the stabilizer is at least one compound selected from the group consisting of a phenol compound claim 2 , an unsaturated hydrocarbon group-containing aromatic compound claim 2 , an aromatic amine compound claim 2 , an aromatic thiazine compound claim 2 , a terpene compound claim 2 , a quinone compound claim 2 , a nitro compound claim 2 , an epoxy compound claim 2 , a lactone compound claim 2 , an orthoester compound claim 2 , a mono- or di-alkali metal salt compound of phthalic acid claim 2 , and a thiodiphenyl ether hydroxide compound.4. The composition for a heat cycle system according to claim 1 , wherein a content of the stabilizer in the composition is at least 1 mass ppm.5. The composition for a heat cycle system according to claim 1 , further comprising a refrigerant oil.6. The composition for a heat ...

Method Of Lubricating An Internal Combustion Engine

The disclosed technology provides a method of lubricating a compression-ignition internal combustion engine with a maximum laden mass over 2,700 kg comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, a 300 TBN or higher alkaline earth metal sulfonate detergent having a metal ratio of 10 to 40, an alkaline earth metal sulfonate detergent having a metal ratio of 3 to 9, and a TBN of 81 to 180 mg KOH/g, wherein the sulfonate detergents provide a total amount of sulfonate substrate of 1 wt % to 3 wt % of the lubricating composition, 0.1 to 1.2 wt % of antioxidant, wherein at least 20 wt % of the antioxidant is a phenolic antioxidant, a borated compound present in an amount to deliver 25 ppm to 300 ppm of boron, the lubricating composition has a sulfated ash content of 0.5 wt % to not more than 1.5 wt %, and the lubricating composition has a TBN of 6.5 to 15 mg KOH/g. 23.-. (canceled)4. The method of claim 1 , wherein the lubricating composition is characterized as having (i) a sulfur content of 0.5 wt % or less claim 1 , (ii) a phosphorus content of 0.15 wt % or less claim 1 , and (iii) a sulfated ash content of 0.5 wt % to 1.5 wt % or less.5. (canceled)6. The method of claim 1 , wherein the lubricating composition is characterized as having a sulfated ash content of 0.9 wt % to 1.4 wt % claim 1 , or 1.05 wt % to 1.2 wt %.7. The method of claim 1 , wherein the oil of lubricating viscosity comprises a base oil selected from one or more of an API Group I claim 1 , II claim 1 , III claim 1 , IV claim 1 , V claim 1 , or mixtures thereof.813.-. (canceled)14. The method of claim 1 , wherein the antioxidant comprises an aminic antioxidant.15. The method of claim 14 , wherein the aminic antioxidant comprises at most 60 wt % claim 14 , of the antioxidant.16. The method of claim 1 , wherein the antioxidant comprises a sulfurized olefin antioxidant.17. The method of claim 16 , wherein the sulfurized olefin antioxidant comprises ...

USE OF A LUBRICANT COMPOSITION FOR REDUCING KNOCKING

The present disclosure relates to a lubricant composition including at least one base oil and at least one organic compound. The lubricant composition thus makes it possible to reduce, or even to eliminate knock in a vehicle engine, preferably a motor vehicle engine. 2. The method according to in which R1 represents:a saturated or unsaturated, substituted or unsubstituted, linear or branched alkyl group, comprising from 1 to 10 carbon atoms;an —OR7 group in which R7 represents a saturated or unsaturated, substituted or unsubstituted, linear or branched alkyl group, comprising from 1 to 10 carbon atoms; andan —NR8R9 group in which R8 and R9, identical or different, represent independently a hydrogen atom or a saturated or unsaturated, substituted or unsubstituted alkyl group, comprising from 1 to 3 carbon atoms3. The method according to in which R5 represents a hydrogen atom.4. The method according to in which R6 represents a hydrogen atom.5. The method according to in which R1 represents:a saturated, linear or branched alkyl group, comprising from 1 to 5 carbon atoms;an —OR7 group in which R7 represents a saturated, linear or branched alkyl group, comprising from 1 to 5 carbon atoms; and R8 represents a hydrogen atom or a saturated alkyl group, comprising from 1 to 3 carbon atoms;', 'R9 represents a hydrogen atom or a saturated alkyl group, comprising from 1 to 3 carbon atoms., 'an —NR8R9 group in which6. The method according to in which R2 represents:a hydrogen atom;a saturated, linear or branched alkyl group, comprising from 1 to 5 carbon atoms; R11 represents a hydrogen atom or a saturated alkyl group, comprising from 1 to 3 carbon atoms; and', 'R12 represents a hydrogen atom or a saturated alkyl group, comprising from 1 to 3 carbon atoms., 'an —NR11R12 group in which7. The method according to in which R3 represents:a hydrogen atom;a saturated, linear or branched alkyl group, comprising from 1 to 5 carbon atoms; R14 represents a hydrogen atom or a saturated alkyl ...

Lubricant oil composition for compression refrigerator

The present invention is able to provide a lubricating oil composition for compression refrigerating machine having excellent thermal/chemical stability even when used for a compression refrigerating machine using a saturated fluorinated hydrocarbon refrigerant having a low carbon number and a low global warming potential, by using a refrigerant containing a saturated fluorinated hydrocarbon having from 1 to 3 carbon atoms, which uses, as a base oil, an oxygen-containing organic compound composed of at least one member selected from a polyoxyalkylene glycol, a polyvinyl ether, a copolymer of a poly(oxy)alkylene glycol and a polyvinyl ether, a copolymer of a poly(oxy)alkylene glycol monoether and a polyvinyl ether, and a polyol ester, each having a hydroxyl value of not more than 15 mgKOH/g.

Lubricating oil composition for refrigerating machines

A lubricating oil composition for refrigerating machines contains a base oil and an additive in a form of a hydrocarbon compound having a biphenyl structure or a stilbene structure. When the present lubricating oil composition for refrigerating machines is used in refrigerating equipment such as an open-type automobile air-conditioner, an electric automobile air-conditioner, a gas heat pump, other air-conditioning equipment, a refrigerating machine, a vending machine, a showcase, a water-heating system and a refrigerating/heating system, it is possible to detect the leakage of a refrigerant with a long-lasting stability. Therefore, when an unsaturated chlorofluorocarbon refrigerant with a poor stability is used in the above-listed equipment, the present lubricating oil composition for refrigerating machines is significantly advantageous.

SYNTHETIC ESTERS DERIVED FROM HIGH STABILITY OLEIC ACID

The present invention is directed to a composition comprising a synthetic ester having a fatty acid mixture including: oleic acid in amount of at least about 85 wt % of the fatty acid mixture; linoleic acid in an amount of about 3 wt % of the fatty acid mixture or less; and linolenic acid in an amount of about 0.5 wt % of the fatty acid mixture or less. 114.-. (canceled)15. A method of preparing a synthetic ester , the method comprising reacting a fatty acid mixture with an alcohol , wherein the fatty acid mixture comprises:a. oleic acid in amount of at least about 85 wt % of the fatty acid mixture;b. linoleic acid in an amount of about 3 wt % of the fatty acid mixture or less; andc. linolenic acid in an amount of about 0.5 wt % of the fatty acid mixture or less.16. The method of claim 15 , wherein the oleic acid is a high stability oleic acid.17. The method of claim 15 , wherein the alcohol is selected from the group consisting of: trimethylol propane (TMP) claim 15 , neopentyl glycol (NPG) claim 15 , pentaerythritol (PE) claim 15 , 2-butyl-2-ethyl-1 claim 15 ,3-propanediol (BEPD) claim 15 , 2 claim 15 ,2 claim 15 ,4-trimethyl-1 claim 15 ,3-propanediol (TMPD) claim 15 , polyglycerol claim 15 , 2 claim 15 ,2-diethyl-1 claim 15 ,3-propanediol claim 15 , 1 claim 15 ,3 claim 15 ,-propanediol claim 15 , 1 claim 15 ,2-propanediol claim 15 , 1 claim 15 ,4-butanediol claim 15 , 1 claim 15 ,4-butenediol claim 15 , 1 claim 15 ,4-butynediol claim 15 , 1 claim 15 ,6-hexanediol claim 15 , 1 claim 15 ,2-cyclohexanediol claim 15 , 1 claim 15 ,4-cyclohexanediol claim 15 , 1 claim 15 ,2- claim 15 , 1 claim 15 ,3- claim 15 , 1 claim 15 ,4- claim 15 , 1 claim 15 ,8- claim 15 , 2 claim 15 ,4- claim 15 , 2 claim 15 ,7- claim 15 , and 4 claim 15 ,5-octanediol claim 15 , tricyclodecane dimethanol (TCD) claim 15 , 1 claim 15 ,4-cyclohexanedimethanol claim 15 , 1 claim 15 ,12-dodecanediol claim 15 , 2-methyl-2 claim 15 ,4-pentanediol claim 15 , 2-methyl-1 claim 15 ,3-propanediol (MPD) ...

Ashless engine lubricants for high temperature applications

An ashless lubricating oil having a lubricating oil base stock as a major component, and a mixture of (i) at least one ashless antiwear additive, (ii) at least one ashless detergent, and (iii) at least one aminic antioxidant, as minor components. The lubricating oil base stock is a branched polyol ester. The lubricating oil base stock is present in an amount from about 30 to about 99.8 mass percent, based on the total mass of the ashless lubricating oil. A method for improving oxidative stability and high temperature stability of a lubricating oil in an engine or other mechanical component lubricated with the lubricating oil by using the ashless lubricating oil. The ashless lubricating oil is useful as a passenger vehicle engine oil (PVEO).

Lubricating oil composition for engine made of aluminum alloy and lubrication method

The invention provides a lubricating oil composition for an engine made of aluminum alloy containing a base oil, a succinimide compound, and a thioheterocyclic compound represented by the following formula (I) and has a sulfur content of 0.10 mass % to 1.00 mass % based on the total amount of the composition, and a phosphorus content and a sulfated ash content, based on the total amount of the composition, falling within specific ranges, and a lubrication method employing the composition. The composition exhibits excellent wear resistance to aluminum alloy sliding parts of engines and can considerably reduce the high-phosphorus ZnDTP content and the metallic detergent content, while excellent wear resistance to aluminum alloy is maintained. The thioheterocyclic compound is represented by the formula: (R 1 ) k —(S) m -A S -(S) n —(R 2 ) l   (I) (wherein As represents a thioheterocycle; each of R 1 and R 2 independently represents a hydrogen atom, an amino group, a C1 to C50 hydrocarbyl group selected from among an alkyl group, a cycloalkyl group, an alkenyl group, a cycloalkenyl group, and an aryl group, or, in the case of a hydrocarbyl group, a C1 to C50 heteroatom-containing group having an atom selected from among an oxygen atom, a nitrogen atom, and a sulfur atom, in the hydrocarbyl group; and each of k, l, m, and n is an integer of 0 to 5).

COMPOSITION FOR HEAT CYCLE SYSTEM, AND HEAT CYCLE SYSTEM

To provide a composition for a heat cycle system, which comprises a working fluid for heat cycle which has a low global warming potential and high stability, and which can replace R410A, and a heat cycle system employing the composition. 115-. (canceled)16. A composition for a heat cycle system , comprising:a working fluid; anda stabilizer;wherein:the working fluid comprises:30-50 mass % trifluoroethylene based on a total mass of working fluid; and50-70 mass % 1,3,3,3-tetrafluoropropene based on a total mass of the working fluid.17. The composition for a heat cycle system of claim 16 , wherein the 1 claim 16 ,3 claim 16 ,3 claim 16 ,3-tetrafluoropropene is HFO-1234ze(E).18. The composition for a heat cycle system of claim 16 , further comprising a refrigerant oil.19. An air conditioning apparatus claim 16 , comprising the composition for a heat cycle system of .20. An automobile claim 16 , comprising an air conditioning apparatus having the composition for a heat cycle system of contained therein.21. The composition for a heat cycle system of claim 16 , wherein the working fluid comprises:30-40 mass % trifluoroethylene based on a total mass of working fluid; and60-70 mass % 1,3,3,3-tetrafluoropropene based on a total mass of the working fluid.22. The composition for a heat cycle system of claim 21 , wherein the 1 claim 21 ,3 claim 21 ,3 claim 21 ,3-tetrafluoropropene is HFO-1234ze(E).23. The composition for a heat cycle system of claim 21 , further comprising a refrigerant oil.24. An air conditioning apparatus claim 21 , comprising the composition for a heat cycle system of .25. An automobile claim 21 , comprising an air conditioning apparatus having the composition for a heat cycle system of contained therein.26. The composition for a heat cycle system of claim 16 , wherein the working fluid consists of trifluoroethylene and 1 claim 16 ,3 claim 16 ,3 claim 16 ,3-tetrafluoropropene.27. The composition for a heat cycle system of claim 26 , wherein the 1 claim 26 ,3 ...

LUBRICANT COMPOSITION CONTAINING AN ANTIWEAR AGENT

The invention provides a lubricant composition comprising an oil of lubricating viscosity and 0.01 wt % to 15 wt % of a (thio)phosphoric acid salt of an N-hydrocarbyl-substituted gamma-(γ-) or delta-amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition. 1. A lubricant composition comprising an oil of lubricating viscosity and 0.01 wt % to 15 wt % of a (thio)phosphoric acid salt of an N-hydrocarbyl-substituted gamma- (γ-) or delta-amino(thio)ester.2. The lubricant of claim 1 , the amino(thio)ester comprises a N-hydrocarbyl-substituted gamma-amino(thio)ester.3. The lubricant of claim 1 , the amino(thio)ester comprises a N-hydrocarbyl-substituted gamma-aminoester.4. The lubricant of claim 1 , wherein the amino(thio)ester has a N-hydrocarbyl substituent that comprises a hydrocarbyl group of at least 3 carbons atoms claim 1 , with a branch at the 1 or 2 position of the hydrocarbyl group claim 1 , provided that if the ester or thioester is a methyl ester or methyl thioester then the hydrocarbyl group has a branch at the 1 position claim 1 , and further provided that the hydrocarbyl group is not a tertiary group.5. The lubricant composition of claim 4 , wherein the amino(thio)ester comprises a 2-((hydrocarbyl)aminomethyl) succinic acid dihydrocarbyl ester.6. The lubricant composition of claim 4 , wherein the ester functionality comprises an alcohol-derived group which is a hydrocarbyl group having 1 to about 30 carbon atoms.7. The lubricant composition of wherein the ester functionality comprises an alcohol-derived group which is an ether-containing group.8. The lubricant composition of claim 1 , wherein the amino(thio)ester comprises first and second ester functionalities claim 1 , and wherein the first and second ester functionalities each comprise an alcohol-derived group having an alkyl moiety which is the same or different and having 1 to about 18 carbon atoms.14. The lubricant composition of ...

Method of lubricating an internal combustion engine

The invention provides a method of lubricating an internal combustion engine equipped with a centrifugal oil mist separator, wherein the lubricant contains 0.1 wt % to 8 wt % soot resulting from operation of the engine, and wherein the lubricant composition comprises an oil of lubricating viscosity, and 0.2 wt % to 3 wt % of a soot dispersing additive, wherein the soot dispersing additive comprises a polymer chain having a number average molecular weight of 500 to 20,000, and wherein the soot dispersing additive has a shear stability index of 0 to 20.

LUBRICANT COMPOSITION CONTAINING AN ANTIWEAR AGENT

The invention provides a lubricant composition comprising an oil of lubricating viscosity and 0.01 wt % to 15 wt % of a protic acid salt of an N-hydrocarbyl-substituted gamma- (γ-) or delta- (δ-)amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition. 1. A lubricant composition comprising an oil of lubricating viscosity and 0.01 wt % to 15 wt % of a protic acid salt of an N-hydrocarbyl-substituted gamma- (γ-) or delta- (δ-)amino(thio)ester.2. The lubricant of claim 1 , the amino(thio)ester comprises a N-hydrocarbyl-substituted gamma-amino(thio)ester.3. The lubricant of claim 1 , the amino(thio)ester comprises a N-hydrocarbyl-substituted gamma-aminoester.4. The lubricant of claim 1 , wherein the amino(thio)ester has a N-hydrocarbyl substituent that comprises a hydrocarbyl group of at least 3 carbons atoms claim 1 , with a branch at the 1 or 2 position of the hydrocarbyl group claim 1 , provided that if the ester or thioester is a methyl ester or methyl thioester then the hydrocarbyl group has a branch at the 1 position claim 1 , and further provided that the hydrocarbyl group is not a tertiary group.5. The lubricant composition of claim 4 , wherein the amino(thio)ester comprises a 2-((hydrocarbyl)aminomethyl) succinic acid dihydrocarbyl ester.6. The lubricant composition of claim 4 , wherein the ester functionality comprises an alcohol-derived group which is a hydrocarbyl group having 1 to about 30 carbon atoms.7. The lubricant composition of wherein the ester functionality comprises an alcohol-derived group which is an ether-containing group.8. The lubricant composition of claim 1 , wherein the amino(thio)ester comprises first and second ester functionalities claim 1 , and wherein the first and second ester functionalities each comprise an alcohol-derived group having an alkyl moiety which is the same or different and having 1 to about 18 carbon atoms.14. The lubricant composition of claim 1 , ...

Biodegradable lubricating oil composition

[PROBLEMS] To provide a biodegradable lubricating oil composition which has excellent biodegradability, a high viscosity index, a low pour point, a high flash point, being satisfactory with lubricity, oxidative stability, property of preventing the corrosion of iron and non-ferrous metals, and suitability for use with sealing materials. [MEANS FOR SOLVING THE PROBLEMS] A biodegradable lubricating oil composition comprising (A) a synthetic ester base oil comprising at least 50 mass % hindered ester of an aliphatic monocarboxylic acid with an aliphatic hindered polyol which has one or more quaternary carbon atoms per molecule and in which at least one of the quaternary carbon atoms has one to four methylol groups bonded thereto and (B) ingredients which are (a) 0.1 to 5.0 mass % phenolic antioxidant, (b) 0.01 to 2.0 mass % calcium sulfonate having a low base number, and (c) 0.01 to 1.0 mass % triazole compound, and has the degree of biodegradation of 60% or higher when examined by the test for the degree of microbial degradation of chemical substances according to the OECD Test Guideline 301C method.

Lubricant Composition Containing an Antiwear Agent

The invention provides a lubricant composition comprising an oil of lubricating viscosity and a protic acid salt of an N-hydrocarbyl-substituted gamma-(γ-) or delta-amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.

Lubricating oil compositions containing sterically hindered amines as ashless tbn sources

Hindered amines useful as ashless TBN sources for lubricating oil compositions that are compatible with fluoroelastomeric engine seal materials, and lubricating oil compositions containing such compounds.

Lubricant composition

Disclosed herein is a process for lubricating an internal combustion engine with a lubricant composition that may be substantially ash free. The ashless lubricant composition described herein may comprise primary antioxidants, such as aminic diphenyl amines, alkylated phenyl-naphthyl amines, and phenolic antioxidants. The ashless lubricant composition described herein may also comprise sulfur containing products that may work as secondary antioxidants. Other components such as ashless antiwear components, dispersants, pour point depressants, friction modifiers, and metal deactivators may also be used to formulate an ashless lubricant composition according to an embodiment.

Method Of Lubricating An Internal Combustion Engine

The disclosed technology provides a method of lubricating a compression-ignition internal combustion engine with a maximum laden mass over 2,700 kg comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, a 300 TBN or higher alkaline earth metal sulfonate detergent having a metal ratio of 10 to 40, an alkaline earth metal sulfonate detergent having a metal ratio of 3 to 9, and a TBN of 81 to 180 mg KOH/g, wherein the sulfonate detergents provide a total amount of sulfonate substrate of 1 wt % to 3 wt % of the lubricating composition, 0.1 to 1.2 wt % of antioxidant, wherein at least 20 wt % of the antioxidant is a phenolic antioxidant, a borated compound present in an amount to deliver 25 ppm to 300 ppm of boron, the lubricating composition has a sulfated ash content of 0.5 wt % to not more than 1.5 wt %, and the lubricating composition has a TBN of 6.5 to 15 mg KOH/g. 2. The method of claim 1 , wherein the lubricating composition is characterized as having (i) a sulfur content of 0.5 wt % or less claim 1 , and (ii) a phosphorus content of 0.15 wt % or less.3. The method of claim 1 , wherein the oil of lubricating viscosity comprises a base oil selected from one or more of an API Group I claim 1 , II claim 1 , III claim 1 , IV claim 1 , V claim 1 , or mixtures thereof.4. The method of claim 1 , wherein the antioxidant comprises an aminic antioxidant.5. The method of claim 4 , wherein the antioxidant comprises at most 60 wt % of the aminic antioxidant.6. The method of claim 1 , wherein the antioxidant comprises a sulfurized olefin antioxidant.7. The method of claim 6 , wherein the antioxidant comprises at most 60 wt % of the sulfurized olefin antioxidant.8. The method of claim 1 , wherein the antioxidant comprises a phenolic or an aminic antioxidant or mixtures thereof claim 1 , and wherein the antioxidant is present at 0.1 wt % to 3 wt %.9. The method of claim 1 , wherein the lubricating composition has a total base ...

Lubricating Composition

A method of reducing low-speed pre-ignition (LSPI) in a direct-injected spark-ignited internal combustion engine comprising lubricating the crankcase of the engine with a composition comprising a combination of a molybdenum-containing additive and a boron-containing additive. Preferably, the composition comprises a calcium detergent providing a calcium content of at least 0.08 wt. %, based on the weight of the lubricating oil composition.

Refrigerator oil composition

A refrigerator oil composition containing an epoxy compound (X) having at least one of an olefin skeleton and a terpene skeleton, and a base oil (Y).

Lubricant composition for internal combustion engine oil

The present invention provides a lubricating oil composition for internal combustion engines which includes a boronated imide-based dispersant, or the boronated imide-based dispersant and a non-boronated imide-based dispersant, in which a boron content (B % by mass) derived from the boronated imide-based dispersant and a nitrogen content (N % by mass) derived from the boronated imide-based dispersant or derived from the boronated imide-based dispersant and the non-boronated imide-based dispersant satisfy the following formula (I): N≧B+0.05 (I); and a phosphorus content (P % by mass) and a content of a metal component (M % by mass) derived from a metallic detergent on the basis of a total amount of the composition satisfy any of the following requirements A to C: A: P<0.03 and M<0.05; B: P<0.03 and 0.05≦M≦0.12; and C: 0.03≦P≦0.06 and M<0.05. The lubricating oil composition for internal combustion engines can be considerably reduced in content of ZnDTP having a large phosphorus content or a metallic detergent while maintaining a good wear resistance for aluminum materials.

Ether-Based Lubricant Compositions, Methods and Uses

The present invention provides a lubricant composition for an internal combustion engine comprising a base oil of lubricating viscosity, wherein the base oil comprises an ether base stock of formula (A): where: Rand Rare aliphatic hydrocarbyl groups and may be the same or different; wherein at least one of Rand Ris branched-chain alkyl, alkoxy-substituted-alkyl or cycloalkyl-substituted-alkyl; the lubricant composition further comprising at least one aminic anti-oxidant and/or at least one phenolic anti-oxidant; and wherein the total combined amount of aminic and phenolic anti-oxidant in the lubricant composition is not more than 4.0% by weight of the lubricant composition. In some embodiments, the ether base stock has the formula (1): where: R, R, R, R, Rand Rare as defined herein. The lubricant composition may be used for lubricating a surface in an internal combustion engine as well as for improving the fuel economy performance and/or piston cleanliness performance of an engine and/or a vehicle, such as an automotive vehicle associated with an internal combustion engine. 2. The lubricant composition of claim 1 , wherein Rand Rare independently selected from alkyl claim 1 , alkoxy-substituted-alkyl or cycloalkyl-substituted-alkyl claim 1 , provided that when Rand Rare both alkyl claim 1 , at least one of Rand Ris/are branched-chain alkyl.3. The lubricant composition of claim 1 , wherein Rcontains more carbon atoms than R.4. The lubricant composition of claim 1 , wherein Rcontains from 12 to 30 carbon atoms claim 1 , and/or Rcontains from 2 to 20 carbon atoms.6. The lubricant composition of claim 5 , wherein Rand Rare Calkyl or claim 5 , together with the carbon atom to which they are attached claim 5 , Ccycloalkyl; and/or wherein R claim 5 , Rand Rare H or Calkyl.7. The lubricant composition of claim 5 , wherein m and n are 0 claim 5 , 1 or 2.10. The lubricant composition of claim 1 , wherein the ether base stock contains a total number of carbons atoms of from 20 ...

Lubricating oil composition

A lubricating oil composition with a resin (A) and a base oil (B), the resin (A) is in a range of 0.01 to 50 parts by mass per 100 parts of (A) and (B), the resin (A) satisfies the following requirements: (A-1) the resin (A) is a polymer including a constituent unit from 4-methyl-1-pentene in a range of 60 to 99 mol % and a constituent unit from an α-olefin having 2 to 20 carbon atoms (excluding 4-methyl-1-pentene) in a range of 1 to 40 mol % (provided that 4-methyl-1-pentene and the α-olefin is 100 mol %); (A-2) intrinsic viscosity [η] measured in decalin at 135° C. is in a range of 0.01 to 5.0 dl/g; (A-3) a melting point (Tm) is in a range of 110 to 150° C. as determined by DSC; and the base oil (B) has (B-1) kinematic viscosity at 100° C. is in a range of 1 to 50 mm 2 /s.

LUBRICANT COMPOSITION COMPRISING HINDERED CYCLIC AMINES

A lubricant composition includes a base oil and a cyclic amine compound. A method of lubricating a system including a fluoropolymer seal with the lubricant composition is also provided. An additive concentrate for a lubricant composition is also provided. The cyclic amine compound is useful for adjusting the total base number of a lubricant composition. The lubricant composition is compatible with fluoropolymer seals. 2. A lubricant composition according to where said cyclic amine compound is present in an amount ranging from 0.1 to 10 wt. % claim 1 , based on a total weight of said lubricant composition.3. A lubricant composition according to where said cyclic amine compound has a weight average molecular weight ranging from 100 to 1200.4. A lubricant composition according to comprising said cyclic amine compound of said formula (I).5. A lubricant composition according to comprising said cyclic amine compound of said formula (II).6. A lubricant composition according to where each Ris an independently selected alkyl group having from 1 to 6 carbon atoms in each formula claim 1 , where Ris an alkyl group having from 7 to 17 carbon atoms claim 1 , where Ris an alkyl group having from 1 to 4 carbon atoms claim 1 , and where Ris an alkyl group having from 6 to 14 carbon atoms.7. A lubricant composition according to where said cyclic amine compound of said formula (I) comprises only one ester group.8. A lubricant composition according to where said cyclic amine compound has a TBN value of at least 70 mg KOH per g of said cyclic amine compound when tested according to ASTM D4739.9. A lubricant composition according to comprising less than 0.1 wt. % of compounds which would react with said cyclic amine compound based on the total weight of said lubricant composition.10. A lubricant composition according to where said base oil is selected from an API Group I Oil claim 1 , an API Group II Oil claim 1 , an API Group III Oil claim 1 , an API Group IV Oil claim 1 , and ...

ULTRA-FLUID LUBRICATING COMPOSITION

In the field of lubricating compositions for motor vehicles, there is disclosed a lubricating composition of a grade according to the SAEJ300 classification defined by the formula (X) W (Y) wherein X represents 0 or 5 and Y represents an integer ranging from 4 to 20. This lubricating composition includes at least one polyalphaolefinic oil (PAO), from 10 to 80% by weight of the composition of at least one oil of group V and at least one comb polymer. Also isclosed is the use of this lubricating composition for improving the Fuel Eco (FE) of a lubricant or for reducing the fuel consumption of an engine, in particular a motor vehicle engine, notably a motor of a hybrid vehicle. 118-. (canceled)20. The lubricant composition according to of a grade according to the SAEJ300 classification selected from among 0W4 claim 19 , 0W8 claim 19 , 0W12 claim 19 , 0W16 claim 19 , 0W20 claim 19 , 5W4 claim 19 , 5W8 claim 19 , 5W12 claim 19 , 5W16 claim 19 , 5W20.21. The lubricant composition according to claim 19 , for which the cinematic viscosity measured at 40° C. according to the ASTM D445 standard ranges from 12 to 30 mm.s.22. The lubricant composition according to for which the cinematic viscosity of the PAO claim 19 , measured at 100° C. according to the ASTM D445 standard claim 19 , ranges from 1.5 to 6 mm.sor from 2 to 8 mm.sor further from 2 to 6 mm.s.23. The lubricant composition according to for which the average molecular mass by weight of the PAO is less than 500 Da or ranges from 50 to 500 Da or ranges from 50 to 350 Da or from 50 to 300 Da.24. The lubricant composition according to comprising from 20 to 80% claim 19 , from 30 to 60% or from 35 to 45% by weight of the oil composition of group V.25. The lubricant composition according to claim 19 , for which the oil of group V is selected from among a monoester claim 19 , a polyalkylene-glycol (PAG).27. The lubricant composition according to claim 19 , for which the comb polymer for which the pendant chains are obtained ...

Star polymer and lubricating composition thereof

The present invention relates to a lubricating composition containing an oil of lubricating viscosity and a star polymer that has at least two inner blocks, at least one of which is in turn bonded to one or more outer blocks. The invention further relates to methods of lubricating a mechanical device with the lubricating composition.

FLUORINATED ESTERS AS LUBRICANTS FOR HEAT TRANSFER FLUIDS

The present disclosure provides compounds of formula (I), and preparation method thereof, 2. The method according to claim 1 , wherein at least two of the X′ substituents are OR′.3. The method according to claim 1 , wherein at least three of the X substituents are OR′.4. The method according to claim 1 , wherein all four of the X′ substituents are OR′.5. The method according to claim 2 , wherein two X′ substituents are H.6. The method according to claim 3 , wherein one X′ substituent is CW.7. The method according to claim 1 , wherein W is H.8. The method according to claim 3 , wherein the remaining X′ substituent is CWC(CWOH).9. The method according to claim 1 , wherein when m is 0 n is an integer from 5 to 8.10. The method according to claim 1 , wherein when m is 1 n is an integer from 4 to 7.11. The method according to claim 1 , wherein Y is independently selected from the group consisting of CFand CFH.12. The method according to claim 1 , wherein V is OH.13. The method according to claim 1 , wherein V is Cl or Br.14. The method according to claim 1 , wherein the compound according to formula B is selected from the group consisting of COH(CF)CF claim 1 , COH(CF)CFH claim 1 , and COH(CF)CF.15. The method according to claim 1 , wherein the compound according to formula B is selected from the group consisting of ClC(O)(CF)CF claim 1 , ClC(O) (CF)CFH claim 1 , and ClC(O)H(CF)CF.16. The method according to claim 1 , wherein the compound according to formula A is selected from the group consisting of pentaerythitol claim 1 , trimethylolpropane claim 1 , di-pentaerythritol claim 1 , and neopentylene glcycol.17. The method according to comprising reacting at least two different compounds of formula (A) with at least two different compounds of formula (B).18. The method according to wherein the ratio of compound of formula (A) to compound of formula (B) is at least 1:2.19. The method according to claim 1 , which is conducted in a one-step reaction. This application is a ...

Lubricating oil composition for transmissions

A lubricating oil composition for transmissions is provided which improves fuel saving properties and has excellent metal fatigue life and heat resistance. The composition contains 50 to 97 percent by mass of (A) a mineral base oil having a 100° C. kinematic viscosity of 1.5 mm 2 /s or higher and 3.5 mm 2 /s or lower, a pour point a −25° C. or lower, a viscosity index of 105 or greater, a % C p of 85 or greater, a % C N of 2 or greater and 20 or less and a % C A of 3 or less; 3 to 10 percent by mass of (B) a monoester-hased base oil having a 100° C. kinematic viscosity of 2 mm 2 /s or higher and 10 mm 2 /s or lower; and 150 to 400 ppm by mass as phosphorus of (C) a specific sulfur-containing phosphite ester. The composition has a 100° C. kinematic viscosity of 2.5 mm 2 /s or higher and 4.0 mm 2 /s or lower.

LUBRICANT COMPOSITIONS FOR DIRECT INJECTITON ENGINES

The invention is directed to a method for reducing low speed pre-ignition events in a spark-ignited direct injection internal combustion engine by supplying to the sump a lubricant composition which contains an oil of lubricating viscosity and an overbased sodium detergent. The metal overbased detergent may be selected from sulfonate detergents, phenate detergents, and salicylate detergents, including sulfonate detergents with a metal ratio of at least 5. 1. A method for reducing low speed pre-ignition events in a spark-ignited direct injection internal combustion engine wherein the engine is equipped with a turbocharger and is operated under a load with a brake mean effective pressure (BMEP) of greater than or equal to 10 bars at speeds less than or equal to 3 ,000 rpm , comprising supplying to the engine a lubricant composition comprising:(a) a base oil of lubricating viscosity, (i) an overbased sodium detergent in an amount to provide at least 215 parts per million (ppm) sodium to the lubricant composition,', '(ii) an overbased calcium detergent; and, '(b) an overbased metal detergent, wherein the overbased metal detergent comprises'}(c) less than 10 ppm of magnesium from an overbased detergent,wherein the weight ratio of sodium to calcium in the overbased metal detergent is 1:9 to 4:6.2. The method of claim 1 , wherein the engine is fueled with a liquid hydrocarbon fuel claim 1 , a liquid nonhydrocarbon fuel claim 1 , or mixtures thereof.3. The method of claim 2 , wherein the engine is fueled by natural gas claim 2 , liquefied petroleum gas (LPG) claim 2 , compressed natural gas (CNG) claim 2 , or mixtures thereof.4. The method of claim 1 , wherein the overbased sodium detergent comprises one or more of a sulfonate detergent claim 1 , a phenate detergent claim 1 , a salicylate detergent claim 1 , and combinations thereof.5. The method of claim 1 , wherein the lubricant composition further comprises at least one other additive selected from an ashless dispersant ...

Method Of Lubricating An Internal Combustion Engine

The invention provides a method of lubricating a compression-ignition internal combustion engine with a maximum laden mass over 2,700 kg comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, a 300 TBN or higher alkaline earth metal sulphonate detergent having a metal ratio of 10 to 40, 0.1 wt % to 4 wt % of a borated polyisobutylene succinimide dispersant, wherein the polyisobutylene from which the borated polyisobutylene succinimide is derived has a number average molecular weight of 550 to 1150, and 0.1 wt % to 6 wt % of a polyisobutylene succinimide, wherein the polyisobutylene from which polyisobutylene succinimide is derived has a number average molecular weight of 1550 to 2500, 0 wt % to 0.2 wt % of a phenolic based detergent, wherein the total amount of soap delivered by the alkaline earth metal sulphonates (typically calcium sulphonate) is 0.4 to 1 wt % of the lubricating composition, and wherein the lubricating composition has a sulphated ash content of not more than 1.5 wt %. 2. The method of claim 1 , wherein the lubricating composition has (i) a sulphur content of 0.5 wt % or less claim 1 , and (ii) a phosphorus content of 0.1 wt % or less.3. The method of claim 1 , wherein the lubricating composition has at least one of (i) a sulphur content of 0.2 wt % to 0.4 wt % claim 1 , and (ii) a phosphorus content of 0.08 wt % to 0.15 wt %.4. The method of claim 1 , wherein the lubricating composition has a total base number (TBN) content of at least 5 mg KOH/g.5. The method of claim 1 , wherein the lubricating composition has a total base number (TBN) content of 7 to 10 mg KOH/g.6. The method of claim 1 , wherein the 300 TBN or higher calcium sulphonate detergent has a TBN of 350 to 500.7. The method of claim 1 , wherein the 80 TBN or lower calcium sulphonate has a TBN of 1 to 80.8. The method of claim 1 , wherein the dispersant viscosity modifier is an olefin copolymer further functionalised with a dispersant ...

HEAT TRANSFER METHODS, SYSTEMS AND COMPOSITIONS

Disclosed are refrigerants comprising at least about 97% by weight of a blend of three compounds, said blend consisting of: 130-. (canceled)31. A refrigerant comprising at least about 99.5% by weight of a blend of four compounds , said blend consisting of:from about 46% by weight to less than 48% by weight difluoromethane (HFC-32),from about 11% by weight to about 12% by weight pentafluoroethane (HFC-125),from about 34% by weight to about 36% by weight trifluoroiodomethane (CF3I) andfrom about 5% by weight to about 7% by weight 2,3,3,3-tetrafluoropropene (HF0-1234yf), wherein the percentages are based on the total weight of the four compounds in the blend and wherein said refrigerant composition has: (a) a HFC32+HF01234yf:CF3I+HFC125 ratio of from greater than about 1:1 to less than 1.2:1; and (b) an evaporator glide of less than 2° C.32. The refrigerant of wherein said blend consists of:47% by weight difluoromethane (HFC-32),12% by weight pentafluoroethane (HFC-125),35% by weight trifluoroiodomethane (CF3I) and6% by weight 2,3,3,3-tetrafluoropropene (HF0-1234yf),wherein the percentages are based on the total weight of the four compounds in the blend.33. The refrigerant of wherein the refrigerant consists of said blend.34. The refrigerant of wherein the weight ratio of (HFC-32+HFO-1234yf):(CF3I+HFC-125) is from greater than about 1.1:1 to about 1.18:1.35. The refrigerant of wherein the weight ratio of HFC-32:HFC-125 from greater than 3.5:1 to about 4:1 claim 31 , preferably from about 3.8:1 to about 3.9:1.1.36. A heat transfer composition comprising the refrigerant of .37. The heat transfer composition of further comprising a stabilizer selected from a diene based compound claim 36 , or a diene based compound and a phosphorous compound claim 36 , and/or a nitrogen compound and/or a phenolcompound.38. The heat transfer composition of wherein the stabilizer composition comprises a diene based compound.39. The heat transfer composition of wherein the stabilizer ...

Lubricating oil composition and lubricating agent using same

An aspect of the present invention relates to a lubricant composition containing at least: (A) 50 to 80 mass % of silicone oil represented by formula (1) below, and having a mass-average molecular weight of 900 to 4000, a ratio (C/Si ratio) of carbon to silicon of 3.03 or higher in the structure, and a viscosity index (VI) of 300 or higher; (B) 10 to 49 mass % of hydrocarbon-based lubricant; and (C) 1 to 10 mass % of antioxidant.

LUBRICATING COMPOSITION CONTAINING AN OXYALKYLATED HYDROCARBYL PHENOL

The invention provides lubricating composition comprising: an oil of lubricating viscosity, and an oxyalkylated hydrocarbyl phenol, wherein the oxyalkylated hydrocarbyl phenol is substituted with at least one aliphatic hydrocarbyl group of 40 to 96 carbon atoms, and wherein the oxyalkylated hydrocarbyl phenol is substantially free of aromatic hydrocarbyl groups. The invention further relates to a method of lubricating a mechanical device (such as an internal combustion engine) with the lubricating composition. The invention further relates to the use of the oxyalkylated hydrocarbyl phenol in the lubricating composition to a passenger car internal combustion engine at least one of (i) control of fuel economy, (ii) control of corrosion, (iii) cleanliness, and (iv) control of bore wear. 1. A lubricating composition comprising:a) an oil of lubricating viscosity;b) an overbased alkaline earth metal sulfonate detergent having a metal ratio of at least 8, in an amount to contribute at least 3 KOH/kg of TBN to the lubricating composition;c) an ashless, sulfur free, oxyalkylated hydrocarbyl phenolic compound in an amount of 0.1 wt % to about 5 wt % of the composition;d) an ashless dispersant; ande) a salicylate detergent;wherein the lubricating composition has total sulfated ash of 0.3 to 1.5 wt %.2. The lubricating composition of claim 1 , wherein the ashless claim 1 , sulfur-free claim 1 , oxyalkylated hydrocarbyl phenolic compound comprises a hydrocarbyl group containing 1 to 220 carbon atoms.3. The lubricating composition of claim 1 , wherein the ashless claim 1 , sulfur-free claim 1 , oxyalkylated hydrocarbyl phenolic is an oxyalkylated polyisobutylene phenolic compound.4. The lubricating composition of claim 1 , wherein the ashless claim 1 , sulfur-free claim 1 , oxyalkylated group of the oxyalkylated hydrocarbyl phenolic compound has formula —(RO)— claim 1 , wherein each Ris independently selected from the group consisting of an ethylene group claim 1 , a propylene ...

Lubricating oil composition for automobile engine lubrication

Provided is a lubricating oil composition that is highly fuel-efficient and has high wear resistance and is particularly suited for lubrication of a motorcycle four-cycle gasoline engine or a diesel engine vehicle having an exhaust gas after-treatment device. The lubricating oil composition, which is a lubricating oil composition having an SAE viscosity grade of 5W20, comprises a base oil and predetermined amounts of additive components comprising of a nitrogen-containing ash-free dispersant, an alkali earth metal-containing detergent, a phosphorus-containing anti-wear agent, an antioxidant, and a viscosity index-improving agent, wherein the viscosity index is within a range of 140 to 230, the high-shear viscosity at 150° C. is 2.9 mPa·s or higher, and the NOACK evaporation loss is 13% or less.

ESTOLIDE COMPOSITIONS EXHIBITING HIGH OXIDATIVE STABILITY

Provided herein are estolide compositions having high oxidative stability, said compositions comprising at least one compound of formula: 1131-. (canceled)133. The base oil according to claim 132 , whereinx is, independently for each occurrence, an integer selected from 0 to 14;y is, independently for each occurrence, an integer selected from 0 to 14;n is an integer selected from 0 to 8;{'sub': 1', '1', '22, 'Ris an optionally substituted Cto Calkyl that is saturated or unsaturated, and branched or unbranched; and'}{'sub': 2', '1', '22, 'Ris an optionally substituted Cto Calkyl that is saturated or unsaturated, and branched or unbranched,'}wherein each fatty acid chain residue is unsubstituted.134. The base oil according to claim 133 , whereinx+y is, independently for each chain, an integer selected from 13 to 15; andn is an integer selected from 0 to 6.135. The base oil according to claim 134 , wherein Ris branched.136. The base oil according to claim 135 , wherein Ris selected from Cto Calkyl.137. The base oil according to claim 136 , wherein Ris 2-ethylhexyl.138. The base oil according to claim 135 , wherein Ris unbranched.139. The base oil according to claim 132 , wherein the base oil claim 132 , when combined with an antioxidant claim 132 , exhibits a time of at least 700 minutes when tested in a rotating pressurized vessel oxidation test using ASTM Method 2272-11.140. The base oil according to claim 132 , wherein the base oil claim 132 , when combined with an antioxidant claim 132 , exhibits a time of at least 1000 minutes when tested in a rotating pressurized vessel oxidation test using ASTM Method 2272-11.141. The base oil according to claim 132 , wherein the antioxidant comprises at least one of an amine antioxidant or a phenolic antioxidant.142. The base oil according to claim 141 , the estolide base oil has an acid value equal to or less than 0.1 mg KOH/g143. The base oil according to claim 142 , wherein the antioxidant comprises a diarylamine antioxidant ...

LUBRICATING OIL COMPOSITION FOR GAS ENGINES

The lubricating oil composition for gas engine of the present invention contains (A) a base oil, (B1) an overbased calcium salicylate, (B2) an overbased sodium sulfonate, (C1) an amine-based antioxidant, and (C2) a phenol-based antioxidant, a total content of the amine-based antioxidant (C1) and the phenol-based antioxidant (C2) being 4 mass % or more on a basis of the whole amount of the composition. 1: A lubricating oil composition for gas engine , comprising (A) a base oil , (B1) an overbased calcium salicylate , (B2) an overbased sodium sulfonate , (C1) an amine-based antioxidant , and (C2) a phenol-based antioxidant , a total content of the amine-based antioxidant (C1) and the phenol-based antioxidant (C2) being 4 mass % or more on a basis of the whole amount of the composition.3: The lubricating oil composition for gas engine according to claim 1 , further comprising (C3) a molybdenum-based antioxidant.4: The lubricating oil composition for gas engine according to claim 1 , wherein the total content of the amine-based antioxidant (C1) and the phenol-based antioxidant (C2) is 5 mass % or more on a basis of the whole amount of the composition.5: The lubricating oil composition for gas engine according to claim 1 , further comprising (B3) a basic calcium sulfonate.6: The lubricating oil composition for gas engine according to claim 1 , further comprising (E1) a polymethacrylate as (E) a viscosity index improver.7: The lubricating oil composition for gas engine according to claim 1 , wherein a calcium content is 0.05 to 0.4 mass % claim 1 , and a sodium content is 0.005 to 0.1 mass % on a basis of the whole amount of the composition.8: The lubricating oil composition for gas engine according to that is suitable for use in a gas heat pump.9: A method for producing a lubricating oil composition for gas engine claim 1 , comprising blending (B1) an overbased calcium salicylate claim 1 , (B2) an overbased sodium sulfonate claim 1 , (C1) an amine-based antioxidant claim ...

Method of lubricating an internal combustion engine

The invention relates to a method of lubricating an internal combustion engine comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, 2.3 wt % to 4 wt % of a dispersant package, wherein the dispersant package comprises: a borated succinimide dispersant obtainable by an “ene” reaction of a polyalkylene with an acylating agent to form an intermediate, reacting the intermediate with an aminoalcohol or amine to form a dispersant, and reacting the dispersant with a borating agent to form a borated succinimide dispersant; and a non-borated succinimide dispersant obtained by a “Diels-Alder” reaction. The ratio of non-borated succinimide dispersant to borated succinimide dispersant is 90:10 to 20:80, and the borated succinimide has 0.2 wt % to 1.3 wt % boron on an oil-free basis of the dispersant.

Stabiilzed fluids for industrial applications

The present invention is directed toward compositions suitable for use as dielectric fluids, lubricant fluids and biodiesel fluids. Compositions described herein are obtained from a saturated, unsaturated or combinations of both monol, diol, triol or polyol acyl ester based fluid and/or a non-ester based fluid and 2,4,6-tris(di-C 1 -C 6 -alkylaminomethyl)phenol and/or the carboxylic acid salt of 2,4,6-tris(di-C 1 -C 6 -alkylaminomethyl)phenol. These compositions demonstrate improved oxidative stability and/or hydrolytic stability at higher use temperatures.

LUBRICANT COMPOSITION FOR GASOLINE ENGINE AND METHOD FOR PRODUCING SAME

Provided is a lubricating oil composition having excellent detergency and LSPI preventing performance, and specifically a lubricating oil composition including a base oil, a calcium detergent, and a magnesium detergent and/or a sodium detergent, wherein the content of the calcium detergent as converted into a calcium atom and a mass ratio of a magnesium atom (Mg) contained in the magnesium detergent and/or a sodium atom (Na) contained in the sodium detergent to a calcium atom (Ca) [(Mg and/or Na)/Ca] fall within the specific ranges. 1: A lubricating oil composition , comprising a base oil , a calcium detergent , and a magnesium detergent and/or a sodium detergent , whereina content of the calcium detergent as converted into a calcium atom is less than 2,000 ppm by mass on a basis of the whole amount of the composition, anda mass ratio of a magnesium atom (Mg) contained in the magnesium detergent and/or a sodium atom (Na) contained in the sodium detergent to a calcium atom (Ca) [(Mg and/or Na)/Ca] is 0.05 to 1.50.2: The lubricating oil composition according to claim 1 , further comprising a poly(meth)acrylate.3: The lubricating oil composition according to claim 1 , wherein the content of the calcium detergent as converted into a calcium atom is 800 to 1 claim 1 ,800 ppm by mass on a basis of the whole amount of the composition.4: The lubricating oil composition according to claim 1 , wherein a content of the magnesium detergent and/or the sodium detergent as converted to a magnesium atom and/or a sodium atom is 100 ppm by mass or more on a basis of the whole amount of the composition.5: The lubricating oil composition according to claim 1 , wherein a content of the magnesium detergent and/or the sodium detergent as converted to a magnesium atom and/or a sodium atom is 100 to 1 claim 1 ,500 ppm by mass on a basis of the whole amount of the composition.6: The lubricating oil composition according to claim 1 , further comprising a succinimide and/or a boron-containing ...

Lubricating oil composition for internal combustion engine

A lubricating oil composition for an internal combustion engine, the composition including: a lubricating base oil comprising at least one mineral base oil or at least one synthetic base oil or any combination thereof, the lubricating base oil having a kinematic viscosity at 100° C. of 4.0 to 4.5 mm2/s and a NOACK evaporation loss at 250° C. of no more than 15 mass %; (A) a calcium-containing metallic detergent in an amount of no less than 1000 mass ppm and less than 2000 mass ppm in terms of calcium on the basis of the total mass of the composition; and optionally (C) a viscosity index improver in an amount of less than 1 mass % on the basis of the total mass of the composition.

Grease for rolling bearing, rolling bearing, rolling bearing device, and information recording and reproducing apparatus

Provided is grease for a rolling bearing of an information recording and reproducing apparatus 1, containing a base oil, a thickener, and at least one kind of an antioxidant selected from an amine-based antioxidant (A) expressed by the General Formula (1), and a phenol-based antioxidant (B) expressed by the General Formula (2).

Composition comprising fluorine-containing ketone

Disclosed is a composition comprising: (A) at least one fluorine-containing ketone; and (B) an effective amount of stabilizer which is selected from at least one of the group consisting of an epoxy compound, a nitro compound, a hindered phenolic compound, a β-diketone compound, a phosphite compound, a salicylate compound, a cinnamate compound, a hydroxybenzophenone compound, a hydroxybenzoic acid compound, an alkoxy methane compound, and an organic thio compound, The composition provided by the present invention has stable performance, and can be used as a fire extinguishing agent, a heat transfer medium, etc.

Lubricants With Improved Seal Compatibility

The present invention relates to lubricating compositions and particularly gear oil compositions that include a minimum level of a specific antioxidant component, where the antioxidant component includes (i) a phenolic antioxidant, (ii) an aminic antioxidant, or (iii) a combination thereof, where the antioxidant component is present in the lubricating composition at from 1.0 percent by weight or higher. Such compositions provide surprisingly good seal compatibility.

Lubricant compositions for transmissions

A lubricating composition includes one or more base oils, at least one dimercaptothiadiazole derivative, at least one ethylene and alpha-olefin copolymer and at least one amine thiophosphate. The composition can be used for lubricating transmissions such as gearboxes and axles, preferably the manual gearboxes of motor vehicles and enable a reduction in the fuel consumption of vehicles, in particular of motor vehicles, due to the combination of the ethylene and alpha-olefin copolymer, dimercaptothiadiazole derivative and amine thiophosphate which decreases the coefficient of friction of the lubricating composition.

Synergistic lubricating oil composition containing a mixture of olefin copolymer dispersant-type viscosity improver and amine compound

Disclosed is an internal combustion engine lubricating oil composition which comprises (a) a major amount of an oil of lubricating viscosity; (b) a dispersant-type olefin copolymer VI improver; and (c) a secondary hydrocarbylamine compound, a tertiary hydrocarbylamine compound, or combinations thereof. A method for reducing cam wear using same is also disclosed.

Transformer Oil Basestock and Transformer Oil Composition Comprising the Same

A transformer oil basestock is disclosed that includes at least 99 wt % of naphthenes and paraffins, based on the total weight of the transformer oil basestock, wherein the weight ratio of naphthenes to paraffins is at least 1, as measured by GC-MS, and wherein the paraffins consist essentially of isoparaffins, as determined by GC-FID. In addition, a transformer oil composition is disclosed that includes the transformer oil basestock, an anti-gassing agent and an antioxidant.

TITANIUM AND MOLYBDENUM COMPOUNDS AND COMPLEXES AS ADDITIVES IN LUBRICANTS

A lubricating composition comprising an oil of lubricating viscosity, 1 to 1000 parts per million by weight of titanium in the form of an oil-soluble titanium-containing material, and at least one additional lubricant additive provides beneficial effects on properties such as deposit control, oxidation, and filterability in engine oils. 1. A lubricating composition comprising:an oil of lubricating viscosity;about 5 to about 100 parts per million by weight of titanium in the form of an oil-soluble titanium-containing material which comprises a titanium (IV) alkoxide or a titanium (IV) neodecanoate or mixtures thereof;about 50 to about 150 parts per million by weight molybdenum in the form of an oil-soluble molybdenum-containing material comprising a molybdenum hydrocarbyldithiocarbamate; andabout 0.3 to about 3 percent by weight of a hindered phenolic antioxidant.2. The lubricating composition of claim 1 , wherein the amount of molybdenum is about 70 to about 150 parts per million by weight.3. The lubricating composition of claim 1 , wherein the hindered phenolic antioxidant comprises a hindered phenolic ester antioxidant.4. The lubricating composition of claim 1 , wherein the amount of the phenolic antioxidant is about 0.7 to about 2.0 percent by weight.5. The lubricating composition of claim 1 , wherein the amount of phosphorus in said composition is less than about 1000 parts per million by weight.6. The lubricating composition of claim 1 , further comprising at least one additive selected from the group consisting of an anti-wear agent and a dispersant.7. The lubricating composition of claim 1 , further comprising a sodium-containing detergent in an amount to contribute about 100 to about 2000 parts per million weight sodium to the composition.8. The lubricating composition of claim 1 , further comprising about 0.1 to about 2.0 weight percent of a component comprising a hydroxycarboxylic acid or an ester claim 1 , amide claim 1 , imide claim 1 , or salt thereof ...

Ashless-friction modifiers for lubricating compositions

The invention provides a lubricating composition containing an oil of lubricating viscosity and an ashless ketone compound with at least one of a hydroxy group and an ether linkage attached to the carbon atom adjacent to the carbonyl carbon of the ketone, especially α-hydroxyketone. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the α-hydroxyketone compound as a friction modifier and an antiwear agent.

RECIPROCATING-TYPE COMPRESSOR OIL

The invention provides a compressor oil, wherein 2,6-di-tert-butylphenol and tris (2,4-di-tert-butylphenyl) phosphite are added to a base oil having a naphthene content of from 17 to 30% based on the total amount of the base oil, and has a pour point of −25° C. or lower. 2,6-di-tert-butylphenol is effective when it is contained in an amount of from 0.5 mass % to 6.0 mass % based on the total amount of the compressor oil, and tris (2,4-di-tert-butylphenyl) phosphite is effective when it is contained in an amount of from 0.3 mass % to 2.0 mass % based on the total amount of the compressor oil. Furthermore, adding an alkaline earth metal salt of alkylsalicylic acid in combination is even more effective. The amount thereof used is preferably from 0.05 mass % to 2.0 mass %. 1. A reciprocating compressor oil comprising a 2 ,6-di-tert-butylphenol and a tris (2 ,4-di-tert-butylphenyl) phosphite as additive in a mineral oil and/or a synthetic oil as a base oil , wherein the naphthene component in the total amount of base oil is from 17 to 30% in the % Cof ring analysis according to ASTM D3238 , and having a pour point of −25° C. or lower.2. The reciprocating compressor oil according to claim 1 , wherein the content of additive 2 claim 1 ,6-di-tert-butylphenol is between 0.5 mass % and 6.0 mass % and the content of additive tris (2 claim 1 ,4-di-tert-butylphenyl) phosphite is between 0.3 mass % and 2.0 mass % based on the total amount of the compressor oil.3. The reciprocating compressor oil according to claim 1 , wherein the compressor oil further contains 0.05 mass % or more and 2.0 mass % or less of an alkaline earth metal salt of salicylate as an additive based on the total amount of the compressor oil.4. The reciprocating compressor oil according to claim 3 , wherein the alkaline earth metal salt of the salicylate is Ca salicylate. The present invention relates to a lubricating oil composition and particularly relates to a reciprocating compressor oil.A compressor is a ...

Lubricating composition containing an ashless tbn booster

The invention provides a lubricating composition containing an oil of lubricating viscosity and a sulfurized aromatic amine compound, especially sulfur coupled aniline. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the sulfurized aromatic amine compound as a TBN booster and an antioxidant.

LUBRICATING OIL COMPOSITIONS CONTAINING AMINE COMPOUNDS HAVING IMPROVED SEAL PERFORMANCE

Provided is an internal combustion engine lubricating oil composition which comprises a major amount of an oil of lubricating viscosity; one or more oil soluble or oil dispersible organic acid anhydrides, said anhydride comprising at least one hydrocarbyl or hydrocarbylene moiety having from about 10 to about 400 carbon atoms; and an oil soluble or oil dispersible secondary hydrocarbylamine compound, a tertiary hydrocarbylamine compound, or combinations thereof. Also provided is a method for maintaining and/or increasing fresh oil TBN of a lubricating oil composition while at the same time improving seal performance in an internal combustion engine. 1. An internal combustion engine lubricating oil composition which comprises(a) a major amount of an oil of lubricating viscosity;(b) one or more oil soluble or oil dispersible organic acid anhydrides, said anhydride comprising at least one hydrocarbyl or hydrocarbylene moiety having from about 10 to about 400 carbon atoms; and(c) an oil soluble or oil dispersible secondary hydrocarbylamine compound, a tertiary hydrocarbylamine compound, or combinations thereof, {'br': None, 'sup': 8', '9', '10, 'RRRN\u2003\u2003(Formula 5),'}, 'wherein the tertiary hydrocarbylamine compound is a compound having the following formula (5){'sup': 8', '9', '10, 'sub': 1', '40, 'wherein R, R, and Rare the same or different and each individually are selected from the group consisting of straight-chain or branched, saturated or unsaturated C-Chydrocarbyl group.'}3. The composition of claim 2 , wherein the hydrocarbyl and hydrocarbylene radicals as described for R claim 2 , R claim 2 , R claim 2 , and Rcan independently be an alkyl or alkylene radical having a number average molecular weight from about 350 to about 5000.4. The composition of claim 1 , wherein the organic acid anhydride compound is a reaction product of polyisobutylene (PIB) and maleic anhydride.6. The lubricating oil composition of claim 1 , wherein [c] has a weight average ...

Seal swell agents for lubricating compositions

The invention relates to a seal swell agent which is a substituted sulfonyldibenzene compound, and lubricating compositions containing the seal swell agent. The substituents on the benzene rings may be hydrocarbyl groups of 4 to 20 carbon atoms or alkylene groups of 1-2 carbon atoms with further functional groups.

Lubricating composition with seals compatibility

The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lubricating composition. The lubricating composition contains (a) an oil of lubricating viscosity, (b) a basic amine compound, and (c) a 1,3-dioxane-4,6-dione compound.

Lubricating composition for a hybrid electric vehicle transmission

The disclosed technology relates to a lubricant composition for use in an automatic transmission of a hybrid electric vehicle, containing an oil of lubricating viscosity, at least one borate ester, and at least one phosphorus containing compound.

ZINC-FREE LUBRICATING COMPOSITION

The invention is directed to a zinc-free lubricating composition for an internal combustion engine containing a phosphorus anti-wear agent, an ashless antioxidant, and an oxyalkylated phenol compound. The lubricating composition provides wear protection, deposit control, and improved acid control with reduced levels of metal-containing additives. 1. A zinc-free lubricating composition comprising (a) an oil of lubricating viscosity , (b) a zinc-free phosphorus-containing antiwear agent , (c) at least one oxyalkylated hydrocarbyl phenol , and (d) an ashless antioxidant , wherein the oxyalkylated hydrocarbyl phenol is substituted with at least one aliphatic hydrocarbyl group of 1 to 250 carbon atoms.2. The lubricating composition of claim 1 , wherein the zinc-free phosphorus- containing antiwear agent is selected from phosphites claim 1 , phosphonates claim 1 , organic phosphate esters claim 1 , amine or ammonium phosphate salts claim 1 , and combinations thereof.4. The lubricating composition of claim 1 , further comprising further comprises at least one other additive selected from an ashless dispersant claim 1 , a phosphorus-free ashless anti-wear additive claim 1 , a friction modifier claim 1 , a polymeric viscosity modifier claim 1 , a corrosion inhibitor claim 1 , and a metal-containing detergent.5. The lubricating composition of claim 1 , wherein the zinc-free phosphorus antiwear agent is present in an amount to deliver 0.01 weight % to 0.15 weight % phosphorus to the lubricating composition.6. The lubricating composition of claim 1 , wherein the ashless antioxidant is selected from a phenolic compound claim 1 , a diarylamine compound claim 1 , a sulfurized olefin claim 1 , or combinations thereof.7. The lubricating composition of claim 1 , wherein the ashless antioxidant is present in an amount 0.1 weight % to 10 weight % in the lubricating composition.8. The lubricating composition of claim 1 , further comprising a functionalized polymer compound in an amount ...

Environmentally friendly lubricating grease for steel ropes

An environmentally acceptable lubricating grease, comprising: a) 50 wt % to 90 wt % of a biodegradable base oil comprising a biodegradable ester as base oil; b) 3 wt % to 25 wt % of a thickener selected from b1) 3 wt % to 12 wt % biodegradable calcium soap, b2) 3 wt % to 25 wt % bentonites, b3) and mixtures thereof; c) 4 wt % to 40 wt % additives, comprising c1) 1 wt % to 12 wt % fumed silicon dioxide and/or polytetrafluoroethylene and/or mixtures thereof, c2) 2 wt % to 45 wt % of a polymer selected from polyisobutylene, polyisobutylene/butene copolymer, polymethacrylates, polyesters and mixtures thereof, c3) 0.5 wt % to 20 wt % of a solid lubricant.

LUBRICATING COMPOSITION COMPRISING SULFONATE DETERGENT AND ASHLESS HYDROCARBYL PHENOLIC COMPOUND

The disclosed technology provides lubricating compositions comprising an oil of lubricating viscosity, an alkaline earth metal sulfonate detergent having a metal ratio of at least 10, in an amount to contribute 3 to 14 g KOH/kg of TBN to the lubricating composition, an ashless, sulfur free, hydrocarbyl phenolic compound in an amount of 0.4 to about 6.0 weight percent (wt %) of the composition, and an ashless dispersant; wherein the lubricating composition has total ash of 0.3 to 1.8 wt %, total detergent soap of 0.1 to 1.2 wt % and wherein the lubricating composition contains less than 0.1 wt % of a sulfur-containing phenolic detergent. The disclosed technology further relates to a method of lubricating a mechanical device (such as an internal combustion engine) with the lubricating composition. The disclosed technology further relates to the use of the of the lubricating composition in a heavy duty diesel internal combustion engine to improve control of at least one of the following (i) fuel economy, (ii) corrosion, (iii) cleanliness, and (iv) bore wear. 1. A lubricating composition comprising:a) an oil of lubricating viscosity;b) an alkaline earth metal sulfonate detergent having a metal ratio of at least 10, in an amount to contribute 3 to 14 g KOH/kg of TBN to the lubricating composition;c) an ashless, sulfur free, hydrocarbyl phenolic compound in an amount 0.4 wt % to about 6.0 wt % of the composition; andd) an ashless dispersant;wherein the lubricating composition has total ash of 0.3 to 1.8 wt %;wherein the lubricating composition has total detergent soap in an amount 0.1 weight percent to 1.2 wt %; andwherein the lubricating composition contains less than 0.1 wt % of a sulfur-containing phenolic detergent.2. The lubricating composition of claim 1 , wherein the ashless claim 1 , sulfur free claim 1 , hydrocarbyl phenolic compound comprises an oxyalkylated hydrocarbyl phenolic compound.3. The lubricating composition of claim 2 , wherein the oxyalkylated ...

SEAL SWELL AGENTS FOR LUBRICATING COMPOSITIONS

The invention relates to a seal swell agent which is a substituted sulfonyldibenzene compound, and lubricating compositions containing the seal swell agent. The substituents on the benzene rings may be hydrocarbyl groups of 4 to 20 carbon atoms or alkylene groups of 1-2 carbon atoms with further functional groups. 138.-. (canceled)401. The lubricant composition of claim , wherein each of Rand Ris represented by the same group.411. The lubricant composition of claim , wherein the oil of lubricating viscosity is a Gas-to-Liquid (Fischer-Tropsch) synthetic oil.421. The lubricant composition of claim , wherein the composition further comprises at least one of dispersants , detergents , metal salts of a phosphorus acid , friction modifiers , viscosity modifiers and antioxidants.431. The lubricant composition of claim , wherein the composition comprises about 0.01 to about 2 weight percent of the compound represented by formula (I).441. The lubricant composition of claim , wherein the composition is a lubricant for a driveline device.451. The lubricant composition of claim , wherein the composition is a lubricant for an internal combustion engine.461. The lubricant composition of claim , wherein the composition is a grease. The disclosed technology relates to compounds that are useful as seal swell agents in lubricant compositions. Also disclosed are lubricating compositions and concentrates comprising said seal swell agents and to the use of such lubricating compositions and concentrates.Rubber seals are critically important to the proper operation of many engines, power transmission devices, pumps, gears and bearings. Seal performance tends to deteriorate with use and age; seals tend to degrade, harden, shrink and then leak. Preserving the integrity of seals in such devices is desirable, in order to lower maintenance costs of the operation and to prevent unexpected loss or leakage of lubricant that could result in catastrophic mechanical failure.It is known to introduce ...

Thioether-containing phenolic compounds

Thioether-substituted phenols that are the reaction product of a thioether-substituted alcohol or thioether-substituted amine and a phenol with at least one pendant acyl group and have a ratio of sulfur groups to phenol groups of at least 1:1 and uses for thioether-substituted phenols. Methods of lubricating an internal combustion engine by contacting the internal combustion engine with a lubricating composition comprising a thioether-substituted phenol. Methods of reducing deposit formation and/or corrosion in an engine using a lubricating composition comprising a thioether-substituted phenol.

Lubricating oil compositions containing amine compounds having improved seal performance

Provided is an internal combustion engine lubricating oil composition which comprises a major amount of an oil of lubricating viscosity; one or more oil soluble or oil dispersible organic acid anhydrides, said anhydride comprising at least one hydrocarbyl or hydrocarbylene moiety having from about 10 to about 400 carbon atoms; and an oil soluble or oil dispersible secondary hydrocarbylamine compound, a tertiary hydrocarbylamine compound, or combinations thereof. Also provided is a method for maintaining and/or increasing fresh oil TBN of a lubricating oil composition while at the same time improving seal performance in an internal combustion engine.

HEAT TRANSFER METHODS, SYSTEMS AND COMPOSITIONS

Disclosed are refrigerants comprising at least about 97% by weight of a blend of three compounds, said blend consisting of: 1. A heat transfer composition comprising at least about 40% by weight of refrigerant and a stabilizer for said refrigerant , wherein said refrigerant comprises at least about 97% by weight of a blend of the following four compounds , with the following percentages being based on the total weight of the following four compounds:from about 40% by weight to about 49% by weight difluoromethane (HFC-32),from about 6% by weight to about 12% by weight pentafluoroethane (HFC-125),{'sub': '3', 'from about 33% by weight to about 40% by weight trifluoroiodomethane (CFI); and'}from about 2% by weight to about 12% by weight of trans 1,3,3,3-tetrafluoropropene (trans HFO-1234ze), provided that the refrigerant is substantially free of CO2.2. The heat transfer composition of wherein together said HFC-32 claim 1 , said HFC-125 claim 1 , said CF3I and said transHFO-1234ze comprise at least about 98.5% by weight of said refrigerant.3. The heat transfer composition of wherein together said HFC-32 claim 1 , said HFC-125 claim 1 , said CF3I and said transHFO-1234ze comprise at least about 99.5% by weight of said refrigerant.4. The heat transfer composition of wherein said refrigerant comprises:from about 46.5% by weight to about 48.5% by weight difluoromethane (HFC-32),from about 10.5% by weight to about 12% by weight pentafluoroethane (HFC-125),{'sub': '3', 'from about 34.5% by weight to about 36.5% by weight trifluoroiodomethane (CFI); and'}from about 2% by weight to about 5% by weight of trans 1,3,3,3-tetrafluoropropene (trans HFO-1234ze).5. The heat transfer composition of wherein said refrigerant comprises:about 47.5% by weight difluoromethane (HFC-32),about 12% by weight pentafluoroethane (HFC-125),{'sub': '3', 'about 36.5% by weight trifluoroiodomethane (CFI); and'}about 4% by weight of trans 1,3,3,3-tetrafluoropropene (trans HFO-1234ze).6. The heat transfer ...

Lubricant Composition

A lubricant composition comprising from 75 to 95 percent by weight polyalphaolefin base oil; and from 7.5 to 25 percent by weight oil soluble polyalkylene glycol (OSP) additive, wherein the polyalkylene glycol has a viscosity at 40° C. from 15 cSt to 50 cSt and comprises units derived from propylene oxide and units derived from butylene oxide; wherein the lubricant composition exhibits a four ball EP weld load result of at least 160 kg and an air release value at 75° C. of less than 3 minutes is provided.

REFRIGERATING MACHINE OIL, AND COMPOSITION FOR REFRIGERATING MACHINE

The present invention relates to a refrigerator oil containing a polyvinyl ether-based compound (A) containing a structural unit (a1) having a methoxy group in a side chain thereof in an amount of 30 mol % or more and 100 mol % or less on a basis of 100 mol % of the whole amount of structural units excluding a terminal structural unit in a molecular structure thereof, a refrigerator oil composition containing the refrigerator oil, and a production method of the refrigerator oil. 1. A refrigerator oil , comprising:(A) a polyvinyl ether-based compound (A) comprising a structural unit (a1) having a methoxy group in a side chain thereof in an amount of 30 mol % or more and 100 mol % or less on a basis of 100 mol % of the whole amount of structural units excluding a terminal structural unit in a molecular structure thereof.3. The refrigerator oil according to claim 1 , wherein the content of the component (A) is 70.0% by mass or more and 100% by mass or less on a basis of 100% by mass of the whole amount of the refrigerator oil.4. The refrigerator oil according to claim 1 , further comprising:(B) an antioxidant (B).5. The refrigerator oil according to claim 4 , wherein the antioxidant (B) is contained in an amount of 0.1% by mass or more and 5.0% by mass or less on a basis of 100% by mass of the whole amount of the refrigerator oil.6. The refrigerator oil according to claim 1 , further comprising:(C) an acid scavenger (C).7. The refrigerator oil according to claim 6 , wherein the acid scavenger (C) is contained in an amount of 0.1% by mass or more and 10.0% by mass or less on a basis of 100% by mass of the whole amount of the refrigerator oil.8. The refrigerator oil according to claim 1 , further comprising:(D) an extreme pressure agent (D).9. The refrigerator oil according to claim 8 , wherein the extreme pressure agent (D) is contained in an amount of 0.1% by mass or more and 5.0% by mass or less on a basis of 100% by mass of the whole amount of the refrigerator oil.12 ...

Fluids for Extreme Pressure and Wear Applications

Provided are compositions, additives for forming compositions, methods of operating apparatus in fluid communication with the compositions, and apparatus comprising the compositions. For example, the composition may include a polyalphaolefin component of from about 95% to about 99.5% w/w. The composition may include an additive component. The additive component may include an anti-wear agent. The anti-wear agent may be from about 0.1% to about 2% w/w. The anti-wear component may be characterized by an acid value of at least about 1 mg KOH/g. The additive component may include an aryl amine antioxidant agent, an anti-rust agent, and a metal deactivator agent. The composition may be characterized by a kinematic viscosity at 100° C. of at least about 5 centiStokes, a viscosity index of at least about 80, and an acid value in mg KOH/g of between about 0.1 and about 1.

HEAT TRANSFER COMPOSITION

A composition comprising a heat transfer portion and a lubricating portion, wherein the lubricating portion comprises one or more compounds according to formula (I): wherein W is independently selected from the group consisting of H, F, Cl, Br and I; Y is independently selected from the group consisting of F, Cl, Br and I; Z is independently selected from the group consisting of H, OH, (CW)CW, CY, OCW, 0(CW)CW, OCW((CY)CY)CWCW, polyalkylene glycol and polyolester; n is an integer from 2 to 250; m is an integer from 0 to 3; and p is an integer from 0 to 9. 2. A composition according to claim 1 , wherein Y is F or Cl.3. A composition according to claim 1 , wherein n is an integer from 2 to 100.4. A composition according to claim 1 , wherein m is 0.5. A composition according to claim 1 , wherein p is 1 to 6.6. A composition according to claim 1 , wherein Z is OH or comprises a polyalkylene glycol.7. A composition according to claim 6 , wherein the polyalkylene glycol is selected from the group consisting of polyethylene oxide) and poly(propylene oxide) claim 6 , and mixtures thereof.8. A composition according to claim 1 , wherein at least one of the Z derivatives are not H or OH.9. A composition according to claim 1 , wherein the composition comprises at least two different compounds of formula W.10. A composition according to claim 1 , wherein the lubricating portion has a kinematic viscosity at 40° C. of from about 5 to about 250 cSt.11. A composition according to claim 10 , wherein the lubricating portion has a kinematic viscosity at 40° C. of from about 20 to 100 cSt.12. A composition according to claim 1 , wherein the weight percentage of the lubricating portion in the composition is 1 to 30%.13. A composition according to claim 1 , wherein the heat transfer portion comprises one or more compounds selected from the group consisting of (hydro)fluoroolefins (HFOs) claim 1 , hydrofluorocarbons (HFCs) claim 1 , chlorofluorocarbons (CFCs) claim 1 , ...

Bioderived biodegradable lubricant

A multi-purpose lubricant is described. In accordance with one implementation, a lubricant comprises food grade based oils substantially complying with USDA H-1 specifications for incidental contact with food, wherein at least one oil is selected from the group consisting of food grade plant oil, food grade poly-alpha-olefin, polyalkylene glycol, and mixtures thereof. In accordance with another implementation, a lubricant comprises canola oil, castor oil and a poly-alpha-olefin. In accordance with yet another implementation, a lubricant comprises canola oil, castor oil and a polyalkylene glycol. In accordance with yet another implementation, a lubricant comprises an oil substantially complying with USDA H-2 specification wherein the oil is at least one item selected from the group consisting of plant oil, poly-alpha-olefin, polyalkylene glycol, and mixtures thereof. In some implementations, the multi-purpose lubricant may be applied to areas of a bicycle chain.

Additive mixture for the bactericidal and anticorrosive additization of fuels

An additive mixture for fuels including a) at least one N-formal, b) at least one antioxidant and c) at least one corrosion inhibitor. The additive mixture ensures that the additized fuels and lubricants have biocidal and corrosion-inhibiting additization, especially when they include proportions of renewable raw materials, such as biodiesel, and when they are in contact with copper-containing surfaces.

METHOD OF LUBRICATING AN INTERNAL COMBUSTION ENGINE

The invention relates to a method of lubricating an internal combustion engine comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, 2.3 wt % to 4 wt % of a dispersant package, wherein the dispersant package comprises: a borated succinimide dispersant obtainable by an “ene” reaction of a polyalkylene with an acylating agent to form an intermediate, reacting the intermediate with an aminoalcohol or amine to form a dispersant, and reacting the dispersant with a borating agent to form a borated succinimide dispersant; and a non-borated succinimide dispersant obtained by a “Diels-Alder” reaction. The ratio of non-borated succinimide dispersant to borated succinimide dispersant is 90:10 to 20:80, and the borated succinimide has 0.2 wt % to 1.3 wt % boron on an oil-free basis of the dispersant. 1. A method of lubricating an internal combustion engine comprising supplying to the engine a lubricating composition comprising:an oil of lubricating viscosity, a borated succinimide dispersant, wherein the borated succinimide dispersant is obtained by an “ene” reaction of a polyalkylene with an acylating agent to form an intermediate, reacting the intermediate with an aminoalcohol or amine to form a dispersant, and reacting the dispersant with a borating agent to form a borated succinimide dispersant; and', 'a non-borated succinimide dispersant, wherein the non-borated succinimide dispersant is obtained by a “Diels-Alder” reaction of a polyalkylene with an acylating agent to form an intermediate, and reacting the intermediate with an aminoalcohol or amine to form a non-borated succinimide dispersant, wherein t, '2.3 wt % to 4 wt % of a dispersant package, wherein the dispersant package compriseshe ratio of non-borated succinimide dispersant to borated succinimide dispersant is 90:10 to 20:80, andthe borated succinimide dispersant has 0.2 wt % to 1.3 wt % boron on an oil-free basis of the borated succinimide dispersant.2. The ...

LUBRICATING OIL COMPOSITION

The lubricating oil composition of the present invention contains a base oil, a 2,6-di-tert-butylphenol (A), and at least one compound (B) selected from a benzotriazole compound and a sorbitan compound. 1: A lubricating oil composition , comprising:a base oil;a 2,6-di-tert-butylphenol (A); andat least one compound (B) selected from the group consisting of a benzotriazole compound and a sorbitan compound.2: The lubricating oil composition according to claim 1 , comprising 0.1 to 5.0% by mass of the 2 claim 1 ,6-di-tert-butylphenol (A) based on a total amount of the composition.3: The lubricating oil composition according to claim 1 , wherein a ratio by mass of the compound (B) to the 2 claim 1 ,6-di-tert-butylphenol (A) (B/A) is from 0.002 to 1.0.4: The lubricating oil composition according to claim 1 , comprising the sorbitan compound which is a sorbitan fatty acid partial ester in which the fatty acid has 10 to 22 carbon atoms.5: The lubricating oil composition according to claim 1 , further comprising:an alkyl-3-(3,5-di-t-butyl-4-hydroxyphenyl)propionate in which the alkyl has 4 to 20 carbon atoms.6: The lubricating oil composition according to claim 1 , further comprising:a phosphorus-containing extreme pressure agent (C).7: The lubricating oil composition according to claim 6 , wherein the phosphorus-containing extreme pressure agent (C) is at least one selected from the group consisting of a triaryl phosphate claim 6 , a dithiophosphate and a phosphate amine salt.8: The lubricating oil composition according to claim 7 , wherein the phosphorus-containing extreme pressure agent (C) is the triaryl phosphate which is at least one selected from the group consisting of tert-butylphenyldiphenyl phosphate and di(tert-butylphenyl)phenyl phosphate.9: The lubricating oil composition according to claim 1 , further comprising:a succinate compound (D).10: The lubricating oil composition according to claim 1 , further comprising:an amine-based antioxidant (E).11: The ...

Use of Lubricants on the Basis of Water-Soluble, High Viscosity Polyglycols

The present invention relates to the use of lubricants on the basis of water-soluble, high-viscosity polyethylene glycols for lubricating open gearing, which is for example used in rotary kilns and mills.

Lubricant composition for hydraulic oil

The present invention relates to a lubricant composition, and more particularly to a lubricant composition, which has superior oxidation stability and friction characteristics even under harsh conditions of high temperature and high pressure and is thus suitable for use in hydraulic oil. The lubricant composition of the present invention includes a base oil, a liquid olefin copolymer, a phosphorothioate compound, and phosphonium phosphate.

SULFURIZED CATECHOLATE DETERGENTS FOR LUBRICATING COMPOSITIONS

A lubricating composition includes a sulfurized oxy-substituted aromatic polyol compound and an oil of lubricating viscosity. The sulfurized oxy-substituted aromatic polyol compound includes at least one of a sulfurized oxy-substituted aromatic polyol and a salt of a sulfurized oxy-substituted aromatic polyol. The compound is suitable as a replacement for detergents that contain Calkyl phenols derived from oligomers of propylene. 1. A lubricating composition comprising:a sulfurized oxy-substituted aromatic polyol compound, the compound comprising at least one of a sulfurized oxy-substituted aromatic polyol and a salt of a sulfurized oxy-substituted aromatic polyol; andan oil of lubricating viscosity.2. The composition of claim 1 , wherein the sulfurized oxy-substituted aromatic polyol or salt thereof is the reaction product of an oxy-substituted polyol claim 1 , a sulfurizing agent claim 1 , and optionally a metal base or a pnictogen base.7. (canceled)8. (canceled)9. The composition of claim 3 , wherein each Ris independently selected from alkyl groups.10. The composition of claim 9 , wherein each Ris independently selected from alkyl groups including at least 8 carbon atoms.11. (canceled)12. (canceled)13. The composition of claim 2 , wherein the oxy-substituted aromatic polyol compound is an oxy-hydrocarbyl substituted catecholate.14. (canceled)15. The composition of claim 1 , wherein the oil of lubricating viscosity is at least 10 wt. % of the lubricating composition.16. (canceled)17. The composition of claim 1 , wherein the sulfur-coupled oxy-substituted aromatic polyol compound is at least 0.1 wt. % of the lubricating composition.18. (canceled)19. (canceled)20. The composition of claim 1 , further comprising at least one of the group consisting of additional detergents claim 1 , antioxidants claim 1 , dispersants claim 1 , antiwear agents claim 1 , friction modifiers claim 1 , and combinations thereof.21. The composition of claim 1 , wherein the composition is ...

METHOD OF LUBRICATING AN INTERNAL COMBUSTION ENGINE

The invention provides a method of lubricating a compression-ignition internal combustion engine with a maximum laden mass over 2,700 kg comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, a 300 TBN or higher alkaline earth metal sulphonate detergent having a metal ratio of 10 to 40, 0.1 wt % to 4 wt % of a borated polyisobutylene succinimide dispersant, wherein the polyisobutylene from which the borated polyisobutylene succinimide is derived has a number average molecular weight of 550 to 1150, and 0.1 wt % to 6 wt % of a polyisobutylene succinimide, wherein the polyisobutylene from which polyisobutylene succinimide is derived has a number average molecular weight of 1550 to 2500, 0 wt % to 0.2 wt % of a phenolic based detergent, wherein the total amount of soap delivered by the alkaline earth metal sulphonate (typically calcium sulphonate) is 0.4 to 1 wt % of the lubricating composition, and wherein the lubricating composition has a sulphated ash content of not more than 1.5 wt %. 2. The method of claim 1 , wherein the lubricating composition has (i) a sulphur content of 0.5 wt % or less claim 1 , (ii) a phosphorus content of 0.1 wt % or less claim 1 , and (iii) a sulphated ash content of 0.5 wt % to 1.5 wt %.3. The method of claim 1 , wherein the lubricating composition has at least one of (i) a sulphur content of 0.2 wt % to 0.4 wt % claim 1 , (ii) a phosphorus content of 0.08 wt % to 0.15 wt % claim 1 , and (iii) a sulphated ash content of 0.5 wt % to 1.5 wt %.4. The method of claim 2 , wherein the lubricating composition has a sulphated ash content of 0.5 wt % to 1.2 wt %.5. The method of claim 1 , wherein the lubricating composition has a total base number (TBN) content of at least 5 mg KOH/g.6. The method of claim 5 , wherein the lubricating composition has a total base number (TBN) content of 7 to 10 mg KOH/g.7. The method of claim 1 , wherein the 300 TBN or higher alkaline earth metal sulphonate ...

ENGINE LUBRICANTS FOR SILOXANE DEPOSIT CONTROL

A zinc free or substantially zinc free lubricant having a sulfated ash content of less than about 1.0 percent and including (a) an oil of lubricating viscosity; (b) 0.03 to about 3.0 weight percent of a phosphite compound; (c) an metal containing detergent; (d) a polyisobutylene succinimide dispersant derived from an ethylene polyamine and having a carbonyl to nitrogen ratio equal or greater than 1; (e) at least one other dispersant; (f) a boron containing compound in amount to provide at least 25 ppm boron to the lubricant composition is useful for inhibiting siloxane deposits in a stationary gas engine fueled by natural gas having a high silicon concentration. 1. A method for lubricating a natural gas fueled , sump-lubricated , stationary gas engine comprising supplying to the engine a lubricant composition comprising:(a) an oil of lubricating viscosity;(b) 0.03 to about 3.0 weight percent with respect to the lubricant of a phosphite compound;(c) a metal containing detergent;(d) at least a first dispersant, wherein the first dispersant is a polyisobutylene succinimide dispersant derived from an ethylene polyamine and having a carbonyl to nitrogen ratio equal or greater than 1;(e) at least one other dispersant selected from the group consisting of a succinimide dispersant having a carbonyl to nitrogen ratio less than 1, a Mannich dispersant, a succinamide dispersant, and a polyisobutylene succinic acid ester dispersant;a boron containing compound in amount to provide at least 25 ppm boron to the lubricant composition;wherein the lubricant composition is free or substantially free of zinc, andwherein the lubricant composition has a sulfated ash content of less than about 1.0 wt. %.2. The method of wherein the phosphite compound comprises a phosphite ester selected from the group consisting of phosphite diesters claim 1 , phosphite triesters and mixtures thereof.4. The method of wherein the phosphite compound comprises a phosphite diester having ester groups of 2 to ...

POWER TRANSMITTING FLUIDS WITH IMPROVED MATERIALS COMPATIBILITY

A power transmitting fluid comprises a major amount of a lubricating oil and a minor amount of an additive composition. The additive composition comprises: 112-. (canceled)14. The fluid according to wherein Ris an alkyl group.15. The fluid according to wherein at least one Q is an ethylene group.16. The fluid according to wherein Rand Rare the same.17. The fluid according to wherein Rand Rare linear or branched claim 13 , saturated or unsaturated alkyl groups having from 4 to 20 carbon atoms.18. The fluid according to wherein the fluid further comprises one or more corrosion inhibitors.19. The fluid according to wherein the fluid further comprises one or more metal-containing detergents.20. The fluid according to claim 13 , which is an automatic transmission fluid.21. A method of formulating a power transmitting fluid with improved fluoroelastomer seal compatibility claim 13 , the method comprising combining a major amount of a lubricating oil with a minor amount of an additive composition as defined in .22. A method of formulating a power transmitting fluid with improved copper corrosion compatibility claim 13 , the method comprising combining a major amount of a lubricating oil with a minor amount of an additive composition as defined in .23. The fluid according to wherein each Q is an ethylene group. This invention relates to a composition and a method of improving the materials compatibility of power transmitting fluids, particularly, automatic transmission fluids (ATFs).The continuing search for improved overall reliability and freedom from maintenance means that lubricants used within vehicles, such as engine oils, transmission fluids, differential oils and the like, all need to be capable of meeting their lubrication requirements for longer and longer periods of time. While the practice with engine oils still remains to have a reasonable drain interval, e.g. 5,000 or 7,500 miles, the trend for transmission fluids and differential oils is to have them be ‘fill ...

LUBRICATING COMPOSITION CONTAINING AN ANTIWEAR AGENT

The invention provides a lubricating composition containing an antiwear agent and an oil of lubricating viscosity. The invention further relates to the use of the lubricating composition in an internal combustion engine, or a driveline device. 123-. (canceled)24. A lubricating composition comprising an oil of lubricating viscosity and 0.01 wt % to 2 wt % a non-metallic cationic pnictogen salt of a hydroxy-carboxylic acid , or mixtures thereof ,wherein the non-metallic cationic pnictogen salt of a hydroxy-carboxylic acid is a quaternary ammonium salt of a hydroxy-carboxylic acid,wherein the quaternary ammonium salt is derived from an amine comprising alkyl groups having 3 to 10 carbon atoms, andwherein the hydroxy-carboxylic acid is selected from the group consisting of glycolic acid, malic acid, tartaric acid and mixtures thereof.25. The lubricating composition of claim 24 , wherein lubricating composition contains 0.05 wt % to 0.1 wt % of the non-metallic cationic pnictogen salt of a hydroxy-carboxylic acid claim 24 , or mixtures thereof.26. The lubricating composition of claim 24 , wherein lubricating composition contains 0.03 wt % to 0.5 wt % of the non-metallic cationic pnictogen salt of a hydroxy-carboxylic acid claim 24 , or mixtures thereof.27. The lubricating composition of further comprising a zinc dialkyldithiophosphate.28. The lubricating composition of further comprising an overbased detergent claim 24 , wherein the overbased detergent is typically selected from the group consisting of phenates claim 24 , sulphur containing phenates claim 24 , sulphonates claim 24 , salixarates claim 24 , salicylates claim 24 , and mixtures thereof.29. The lubricating composition of claim 24 , wherein the lubricating composition is characterised as having (i) a sulphur content of 0.5 wt % or less claim 24 , (ii) a phosphorus content of 0.1 wt % or less claim 24 , and (iii) a sulphated ash content of 1.5 wt % or less.30. A method of lubricating an internal combustion ...

Method of Lubricating Food Processing Equipment and Related Food Grade, High Temperature Lubricants and Compositions

Methods of lubricating food processing equipment that include applying a food grade, high temperature lubricant composition to the food processing equipment are described. The composition includes a polyol polyester base oil that is a reaction product of at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid. Also described are methods of preparing a food grade, high temperature composition comprising reacting at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid. The composition may be a lubricant composition. Additionally, the invention provides a food grade, high temperature lubricant composition comprising a polyol polyester base oil that is a reaction product of at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid. 1. A method of lubricating food processing equipment comprising applying a food grade , high temperature lubricant composition to the food processing equipment , wherein the composition comprises a polyol , polyester base oil that is a reaction product of at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid and the composition is capable of achieving an H1 classification.2. The method of claim 1 , wherein the at least one neopentyl polyhydric alcohol comprises dipentaerythritol.3. The method of claim 1 , wherein the at least one monocarboxylic acid contains about 5 to about 12 carbon atoms.4. The method of claim 1 , wherein the polyol polyester base oil is a reaction product of at least one neopentyl polyhydric alcohol and at least two monocarboxylic acids that each has a different structure from the other.5. The method of claim 4 , wherein the first of the at least two monocarboxylic acids is straight chained and the second of the at least two monocarboxylic acids is branched.6. The method of claim 6 , wherein the at least one monocarboxylic acid is chosen from a monocarboxylic acid having about 5 to about 10 carbon atoms and a monocarboxylic acid ...

LUBRICATING OIL COMPOSITION FOR REFRIGERATORS

Provided is a lubricating oil composition for a refrigerator which uses a base oil including as the main component at least one kind of oxygen-containing compounds selected from polyoxyalkylene glycols, polyvinyl ethers, copolymers of poly(oxy)alkylene glycols or monoethers thereof and polyvinyl ethers, polyol esters, and polycarbonates. The lubricating oil composition for a refrigerator is used for a refrigerator that uses, as a refrigerant, a fluorine-containing organic compound, which is a refrigerant applicable to current car air conditioner systems or the like and has a specific polar structure, and has favorable sealing property, a low coefficient of friction factor in a sliding part, and excellent stability as well as excellent compatibility with the refrigerant. 1. A composition refrigerator using comprising: [{'br': None, 'sub': p', 'q', 'r', 's, 'COFR\u2003\u2003(A),'}, 'wherein:', 'R represents H;', 'p represents an integer of 2 to 6;', 'q represents 0', 'r represents an integer of 1 to 12;', 's represents an integer of 0 to 11; and', 'the unsaturated fluorinated hydrocarbon contains one or more carbon-carbon unsaturated bonds; and, '(i) a refrigerant comprising at least one unsaturated fluorinated hydrocarbon represented by formula (A)(ii) a lubricating oil composition for a refrigerator comprising a base oil comprising, as a main component, a polyoxyalkylene glycol.2. The composition according to claim 1 , wherein the refrigerant consists of the unsaturated fluorinated hydrocarbon represented by formula (A).3. The composition according to claim 1 , wherein the unsaturated fluorinated hydrocarbon is a fluorinated derivative of propene.4. The composition according to claim 1 , wherein the polyoxyalkylene glycol is represented by formula (I):{'br': None, 'sup': 1', '2', '3, 'sub': m', 'n, 'R—[(OR)—OR]\u2003\u2003(I)'}wherein:{'sup': '1', 'Rrepresents a hydrogen atom, an alkyl group having 1 to 10 carbon atoms, an acyl group having 2 to 10 carbon atoms, or ...

LUBRICATING COMPOSITION WITH ALKYLATED NAPHTHYLAMINE

A lubricating composition includes an oil of lubricating viscosity, an N-alkyl naphthylamine, and at least one ashless antioxidant selected from a diarylamine antioxidant, a phenolic antioxidant, and mixtures thereof. The lubricating composition has a phosphorus content of less than 0.15 weight percent. The combination of the N-alkyl naphthylamine and ashless antioxidant provides a beneficial effect on the basicity of the composition without negatively impacting seals performance. 1. A lubricating composition comprising:an oil of lubricating viscosity;an N-alkyl naphthylamine; andat least one ashless antioxidant selected from a diarylamine antioxidant, a phenolic antioxidant, and mixtures thereof,wherein the lubricating composition has a phosphorus content of less than 0.15 weight percent.2. The lubricating composition of claim 1 , wherein the composition further comprises an alkaline earth metal overbased detergent in an amount to deliver a total base number (TBN) claim 1 , as measured by ASTM D2896 claim 1 , of at least 2 mg KOH/g to the composition.3. The lubricating composition of claim 1 , wherein the N-alkyl group is alicyclic claim 1 , cyclic claim 1 , or acyclic.4. The lubricating composition of claim 1 , where in the N-alkyl naphthylamine is present in an amount of at least 0.15 weight percent of the lubricating composition.5. The lubricating composition of claim 1 , where in the N-alkyl naphthylamine is present in an amount of no more than 2.5 weight percent of the lubricating composition.7. The lubricating composition of claim 6 , wherein at least one of Rand Ris alkyl group of 1 to 24 carbon atoms.8. The lubricating composition of claim 6 , wherein at least one of Rand Ris alkyl group of at least 3 carbon atoms.11. The lubricating composition of claim 1 , wherein the at least one ashless antioxidant is present is present in a total amount of at least 0.15 weight percent of the composition.12. The lubricating composition of claim 1 , wherein the at least ...

LUBRICATING COMPOSITION CONTAINING AN OXYALKYLATED HYDROCARBYL PHENOL

The invention provides lubricating composition comprising: an oil of lubricating viscosity, and an oxyalkylated hydrocarbyl phenol, wherein the oxyalkylated hydrocarbyl phenol is substituted with at least one aliphatic hydrocarbyl group of 40 to 96 carbon atoms, and wherein the oxyalkylated hydrocarbyl phenol is substantially free of aromatic hydrocarbyl groups. The invention further relates to a method of lubricating a mechanical device (such as an internal combustion engine) with the lubricating composition. The invention further relates to the use of the oxyalkylated hydrocarbyl phenol in the lubricating composition to a passenger car internal combustion engine at least one of (i) control of fuel economy, (ii) control of corrosion, (iii) cleanliness, and (iv) control of bore wear. 2. The composition of claim 1 , wherein the lubricating composition comprises at least one of (i) a sulphur content of 0.5 wt % or less claim 1 , (ii) a phosphorus content of 0.15 wt % or less claim 1 , and (iii) a sulphated ash content of 0.5 wt % to 1.5 wt %.3. The composition of claim 2 , wherein the lubricating composition comprises: (i) a sulphur content of 0.2 wt % to 0.4 wt % or less claim 2 , (ii) a phosphorus content of 0.08 wt % to 0.15 wt % claim 2 , and (iii) a sulphated ash content of 0.5 wt % to 1.5 wt %.4. The composition of claim 1 , wherein n=2 to 5 and one Ris methyl and the second Ris hydrogen.5. A method of lubricating an internal combustion engine comprising supplying to the internal combustion engine a lubricating composition of .6. The method of claim 5 , wherein the internal combustion engine is a diesel fueled internal combustion engine.7. The method of claim 5 , wherein the internal combustion engine is a gasoline fueled internal combustion engine.8. The composition of claim 1 , wherein the oxyalkylated hydrocarbyl phenol is present in an amount ranging from 0.1 wt % to 5 wt % of the lubricating composition. This application is a continuation of U.S. ...

LUBRICATING COMPOSITION

Lubricating composition comprising (i) base oil and (ii) a metal-free phosphonate compound having the general formula P(═O)(R)(OR)(OR) wherein R, Rand Rare the same or different and each independently selected from a straight chain or branched, saturated or unsaturated, C-Calkyl group. The lubricating composition of the present invention provides improved engine durability, improved wear and friction reduction, improved fuel economy and excellent oxidative stability. 1. A lubricating composition comprising:(i) base oil and{'sup': 1', '2', '3', '1', '2', '3, 'sub': 4', '22, '(ii) a metal-free phosphonate compound having the general formula P(═O)(R)(OR)(OR) wherein R, Rand Rare the same or different and each independently selected from a straight chain or branched, saturated or unsaturated, C-Calkyl group.'}2. The lubricating composition according to wherein R claim 1 , Rand Rare each independently selected from a straight chain or branched claim 1 , saturated or unsaturated claim 1 , C-Calkyl group.3. The lubricating composition according to wherein R claim 1 , Rand Rare each independently selected from a straight chain or branched claim 1 , saturated or unsaturated claim 1 , C-Calkyl group.4. The lubricating composition according to wherein R claim 1 , Rand Rare each a straight chain alkyl group.5. The lubricating composition according to wherein R claim 1 , Rand Rare each a saturated claim 1 , straight chain alkyl group.6. The lubricating composition according to wherein Rand Rare the same.7. The lubricating composition according to wherein R claim 1 , Rand Rare the same.8. The lubricating composition according to wherein the lubricating composition additionally comprises a metal-containing thiophosphate compound.9. The lubricating composition according to wherein the lubricating composition comprises 0.08 wt % or less of phosphorus claim 1 , by weight of the lubricating composition.10. The lubricating composition according to wherein the lubricating composition is ...

LUBRICANT COMPOSITION

An antioxidant package composition including a combination of: (i) at least one hindered phenolic antioxidant, and (ii) at least one polyether sulphide; a lubricant composition including: (a) the antioxidant package composition and (b) at least one base oil; a process for preparing the antioxidant package composition; and a process for preparing the lubricant composition. 1. An antioxidant package composition comprising a combination of: (i) at least one hindered phenolic antioxidant , and (ii) at least one polyether sulphide.2. The composition of claim 1 , wherein the hindered phenolic is benzenepropanoic acid claim 1 , 3 claim 1 ,5-bis(1 claim 1 ,1-dimethylethyl)-4-hydroxy- claim 1 ,C7-9-branched alkyl esters.3. The composition of claim 1 , wherein the polyether sulphide is derived from an alkoxylate derivative of thiodiglycol.4. The composition of claim 1 , wherein the polyether sulphide is derived from a propoxylate derivative of thiodiglycol.5. The composition of claim 1 , wherein the polyether sulphide is derived from a butoxylate derivative of thiodiglycol.6. The antioxidant composition of claim 1 , wherein the concentration of the hindered phenolic in the antioxidant package composition is from about 0.01 weight percent to about 20 weight percent.7. The antioxidant composition of claim 1 , wherein the concentration of the polyether sulphide in the antioxidant package composition is from about 10 weight percent to about 90 weight percent.8. The antioxidant composition of claim 1 , wherein the weight ratio of the hindered phenolic to the polyether sulphide is from about 10:1 to about 1:10.910.-. (canceled)11. A lubricant composition comprising:(a) at least one base oil,(b) at least one hindered phenolic antioxidant, and(c) at least one polyether sulphide.12. The lubricant composition of claim 11 , wherein the base oil is a polyalkylene glycol.13. The lubricant composition of claim 11 , wherein the base oil is an oil soluble polyalkylene glycol.14. The ...

Heat transfer composition

A composition comprising a heat transfer portion and a lubricating portion, wherein the lubricating portion comprises one or more compounds according to formula (I): wherein W is independently selected from the group consisting of H, F, CI, Br and I; Y is independently selected from the group consisting of F, CI, Br and I; Z is independently selected from the group consisting of H, OH, (CW 2 ) P CW 3 , CY 3 , OCW 3 , 0(CW 2 ) p CW 3 , OCW((CY 2 ) m CY 3 )CWCW 2 , polyalkylene glycol and polyolester; n is an integer from 2 to 250; m is an integer from 0 to 3; and p is an integer from 0 to 9.

Lubricating oil composition for transmissions

A lubricating oil composition for transmissions having improved fuel saving properties, excellent metal fatigue prevention properties, and heat resistance containing: a lubricating base oil containing (A) a mineral base oil having a 100° C. kinematic viscosity of 1.5 mm 2 /s or higher and 3.5 mm 2 /s or lower, a pour point of −25° C. or lower, a viscosity index of 105 or greater, a % C p of 85 or greater, a % C N of 2 or greater and 20 or less and a % C A of 3 or less and (B) a monoester-based base oil having a 100° C. kinematic viscosity of 2 to 10 mm 2 /s; (C) a phosphorus acid ester; and (D) a boronated ashless dispersant, the ratio of the mass percent of boron to the mass percent of phosphorus in the composition (B/P) being from 0.07 to 0.42, and the composition having a 100° C. kinematic viscosity of 2.5 to 4.0 mm 2 /s is described.