СПОСОБ ПОЛУЧЕНИЯ ГИБКОГО ПЕНОПОЛИУРЕТАНА

Изобретение относится к способу получения гибкого пенополиуретана. Способ включает проведение реакции между полиизоцианатом и полиольной композицией при изоцианатном индексе 95-125, в присутствии воды, реакционноспособного катализатора на основе третичного амина, содержащего по меньшей мере один атом водорода, реакционноспособный по отношении к изоционату, и катализатора на основе карбоксилата цинка. При этом полиольная композиция содержит полиоксиэтиленполиоксипропиленполиол (a1), характеризующийся уровнем содержания оксиэтилена 50-95 масс. % в расчете на массу (a1), и полиоксипропиленполиол (a2), при массовом соотношении между полиолами (a1) и (a2) в диапазоне от 90:10 до 50:50. Использование в способе карбоксилатов цинка в комбинации с реакционноспособными катализаторами на основе третичного амина позволяет значительно снизить уровень летучих органических соединений (ЛОС) в полученном гибком пенополиуретане, а также достичь желательную комбинацию механических свойств и характеристик ...

КОМПОЗИЦИЯ ДЛЯ ПОКРЫТИЯ ДЛЯ ПОЛУЧЕНИЯ ЛЕГКООТСЛАИВАЮЩИХСЯ И ХИМИЧЕСКИ СТОЙКИХ ПОКРЫТИЙ

Настоящее изобретение относится к композиции для легкоотслаивающихся и химически стойких покрытий для металлических и пластмассовых основ, а также к способу получения легкоотслаивающегося лакового слоя, способу химического фрезерования металлических основ и основе. Указанная композиция содержит по меньшей мере один связующий компонент А и по меньшей мере один отверждающий компонент В. Связующий компонент А содержит по меньшей мере один простой полиэфирполиольный компонент на основе полиоксиалкиленгликоля (А1), по меньшей мере один ароматический диамин (А2), частицы силиконового эластомера (А3) и по меньшей мере одну полиуретанмочевину (А4). Отверждающий компонент В содержит по меньшей мере один содержащий уретановые группы компонент, содержащий неблокированные изоцианатные группы (В1), и по меньшей мере один ароматический диизоцианат на основе метилендифенилизоцианата (В2). Компонент В1 получают путем реакции содержащего гидроксильные группы компонента В1.1 с изоцианатным компонентом В1.2 ...

КАТАЛИЗАТОР ТРИМЕРИЗАЦИИ ИЗОЦИАНАТА ДЛЯ ИЗГОТОВЛЕНИЯ ПОЛИИЗОЦИАНУРАТ-СОДЕРЖАЩИХ ПЕНОМАТЕРИАЛОВ

Настоящее изобретение относится к способу получения полиизоцианурат-полиуретансодержащего жесткого пеноматериала с высоким содержанием закрытых пор. Указанный способ включает объединение и смешение при изоцианатном индексе по меньшей мере более 100 полиизоцианатной композиции (а), реакционоспособной по отношению к изоцианату композиции (b), каталитической композиции тримеризации (с) и необязательно одной или более добавок (d). Каталитическая композиция тримеризации содержит по меньшей мере одно соединение, выбираемое из органическох алкоксидов формулы(R-O)M, где R представляет собой органическую группу, которую выбирают из гидрокарбильной группы, где гидрокарбильные группы имеют 1-4 атома углерода, x представляет собой число, определяемое степенью окисления M, M выбирают из иона щелочного металла, иона щелочноземельного металла, иона переходного металла, такого как Ti, или иона четвертичного аммония. Указанный способ позволяет получать полиизоцианурат-полиуретансодержащий жесткий пеноматериал ...

ДОЛГОВРЕМЕННОЕ УЛУЧШЕНИЕ ВЕЛИЧИН ТЕПЛОВОЙ ИЗОЛЯЦИИ У ЖЕСТКИХ ИЗОЛЯЦИОННЫХ ПЕНОМАТЕРИАЛОВ, СОДЕРЖАЩИХ ПОЛИИЗОЦИАНУРАТ/ПОЛИУРЕТАН

Настоящее изобретение относится к стабилизированному состаренному содержащему полиизоцианурат изоляционному пеноматериалу, способу его получения и применению для тепловой изоляции и/или в изоляционных панелях. Стабилизированный состаренный содержащий полиизоцианурат изоляционный пеноматериал получен при изоцианатном индексе более 180 и/или стабилизированный состаренный содержащий полиуретан изоляционный пеноматериал, получен при изоцианатном индексе в диапазоне 123-180. Пеноматериал содержит по меньшей мере один физический пенообразователь, имеющий коэффициент лямбда для газа ≤ 12 мВт/м*К при 10°С, по меньшей мере одно поглощающее СО2 соединение и/или продукты реакции между соединением, поглощающим СО2, и СО2, герметик, непроницаемый для диффундирования газа, который покрывает по меньшей мере 50% поверхностей пеноматериала. Значение % моль. СО2 в стабилизированном состаренном пеноматериале находится в диапазоне между 0 и 33% при расчете на совокупное количество молей СО2 и физических пенообразователей ...

СПОСОБ ПОЛУЧЕНИЯ ПРОСТЫХ ПОЛИЭФИРКАРБОНАТПОЛИОЛОВ

СПОСОБ ПОЛУЧЕНИЯ ИЗДЕЛИЯ ИЗ ПЕНОПОЛИУРЕТАНА

Orthopaedic dressing material for broken limbs and joints or dressing wounds - comprises water-curable polyurethane prepolymer contg. maleic anhydride stabiliser and alpha morpholino ethoxy beta ethoxy-morpholino:ethane-anhydrous potassium carbonate mixt. catalyst

Orthopaedic dressing material (I) comprising a water-curable polyurethane prepolymer (A) supported on a synthetic or glass fibre mesh fabric. The novelty of the invention is that the prepolymer contains maleic anhydride (B) as a stabiliser and a mixt. of alpha-morpholino ethoxy-ethoxy-beta- morpholinoethane (C) and anhydrous potassium carbonate as a catalyst. (A) pref. contains 0.1-5.0 wt.% (B), added to (A) as an organic solvent soln., 0.1-3.0 (C) and 1-10 anhydrous potassium carbonate, mixed as a powder having a particle size less than 100 microns, all wrt. total wt. of (A). (A) pref. contains diphenylmethane diisocyanate (contg. carbodiimide) as isocyanate component and dihydroxy polyether or a mixt. of dihydroxy- and trihydroxy polyether as polyhydroxy component, the ratio of NCO-OH equivs. being 3-6:1. (I) is pref. prepd. by applying (A) contg. stabiliser and catalyst to the synthetic or glass fibre mesh fabric substrate. The prepn. comprising addition of material, application, rolling ...

Polyurethan-Prepolymer mit NCO-Gruppen

Described is an NCO-group-containing polyurethane prepolymer madefrom polyisocanyates and polyols derived from natural oils. The invention is characterized in that the polyol is obtained by transesterification in the presence of basic lithium compounds. Together with a tertiary amine used to accelerate the moisture curing, the storage stability is thus increased considerably. Up to 4.0 mmol of the lithium compound is used per kilogram of polyol, and 0.1 to 2.0 % by wt. of the amine, relative to the total weight of the composition, is used as the accelerator. The polyurethane prepolymer is suitable not only for the production of adhesives but also for the production of foamed materials, in particular those dispensed from throw-away pressure vessels.

POLYURETHANE-POLYUREAS

... 1,203,424. Polyurethane-polyureas. UGINE KUHLMANN. 22 Nov., 1967 [23 Nov., 1966], No. 53152/67. Addition to 1,160,042. Headings C3C and C3R. Solid-flexible polyurethane-polyureas having a cellular portion and a compact elastomeric skin of at least 0.5 mm. thickness and representing 0.1 to 90 volume per cent of the polyurethanepolyurea, and being free of a transition zone of different density separating the cellular portion and the elastomeric skin are prepared by (1) mixing a polyisocyanate, a polyether or polyester polyol having an equivalent molecular weight of more than 1000 at least one "quickacting diamine" (which is defined as being an aromatic diamine containing no negative group in the o-position to the amino group or a primary or secondary aliphatic amine), a catalyst for the polyurethane-polyurea reaction and a non-aqueous blowing agent, the diamine having been previously dissolved in the polyol prior to mixing, (2) pouring the resulting mixture into a mould, the components and ...

Manufacture of polyurethanes

Polyurethanes are prepared by reacting organic polyisocyanates with hydroxyl group containing polymers containing at least two isocyanate reactive groups per molecule in the presence of a tertiary amine and a lead salt of a thio-acid of phosphorus of the formula or wherein X and X1 stand for the same or different organic radicals and Z stands for the hydroxyl or thiol radical. The radicals X and X1 may be straight chain or branched alkyl, cycloalkyl, aryl, aralkyl and hetero-atom interrupted alkyl radicals or they may be substituted hydrocarbon radicals or diradicals joining two phosphorus thio-acid molecules or X and X1 may together be a diradical. Many such radicals are specified as are many lead salts. The hydroxyl-containing polymer may be a polyester, polyesteramide or polyether polyol or a mixture thereof and many starting materials for the preparation of such polymers are listed. Many tertiary amines and organic polyisocyanates are also listed ...

Impact resistant garment

In a first aspect, a method of manufacturing an impact resistant textile is provided in which a heat curable composition for forming a polyurethane is vacuum moulded and heated until partially cured before being pressed onto the fabric such that it joins before being fully cured. Preferably the curable composition comprises polyols and isocyanates. In a second aspect, an impact resistant garment or portion thereof comprises a fabric layer and at least 5 non-interconnected impact resistant polyurethane segments, at least two of which have a depth of at least 3mm and dimensions as per the specification. In a third aspect the segments have a depth of at least 3mm and have a hollow defining a perimeter and an uncovered area of fabric therein (figures 10-11). In a fourth aspect a chemical composition for forming the polyurethane comprises a (polyether) polyol composition as defined in the specification for reacting with an isocyanate and an appropriate catalyst such as zinc neodecanoate, bismuth ...

Cellular foamed plastics and process of producing same

In the production of foamed bodies by reacting with a polyisocyanate in the presence of water and a basic reaction accelerator, a polymer containing hydroxy and/or carboxylic acid groups, the reaction is conducted in the presence also of a non-basic metal compound, resulting in foams free from cracks and having a closed pore structure. Metal compounds specified are lead phenolate, iron and nickel carbonyls, ferric and zinc acetyl acetonates, ferric acetoacetate, iron, zinc, nickel and cobalt cyclopentanone carboxylic acid alkyl esters and ferric chloride. In a modification the polymer and polyisocyanate are reacted in the presence of the metal compound and the product reacted with water in the presence of the accelerator. Specified polymers are polyesters, polyesteramides, polyglycol ethers and polymers obtained by the polymerization of olefines and carbon monoxide with subsequent hydrogenation of the primary product. In examples (1) a polyester from adipic acid, diethylene glycol and trimethylol ...

PREPARATION OF POLYURETHANE POLYISOCYANURATE FOAMS

... 1529821 Polyurethane-modified polyisocyanurate foams M & T CHEMICALS Inc 17 Sept 1975 [9 April 1975] 38258/75 Heading C3R A process for the preparation of a polyurethane modified polyisocyanurate foam comprises reacting an organic polyol contianing at least two reactive hydrogen atoms with an organic polyisocyanate simultaneously to trimerize the polyisocyanate and to form urethane groups, the reaction being carried out in the presence of 0À01 to 5 parts by weight of a 1,3,5-tris(N,N-dialkylamino alkyl) hexahydrotriazine, or an adduct thereof with an alkylene oxide and water, and 0À01 to 5 parts by weight of an alkali metal salt of a carboxylic acid containing from 2 to 19 carbon atoms per 100 parts by weight of the organic polyisocyanate. The preferred alkali metal salt is potassium-2- ethyl hexoate and the preferred triazine is 1,3,5-tris-(dimethylaminopropyl)-hexahydrotriazine. The preferred polyisocyanate is polymethylene polyphenylene polyisocyanate and suitable polyols are castor ...

PROCEDURE FOR THE PRODUCTION OF PU ELASTOMERS AND USE

VERFAHREN ZUR HERSTELLUNG VON POLYURETHAN MIT EINER INTEGRALHAUT

CATALYST MIXTURE FUER ISOCYANATE POLY ADDITION REACTIONS

CATALYST COMPOSITION FUER THE PRODUCTION A POLYISOCYANURATS

PROCEDURE FOR THE PRODUCTION AND USE OF A SPRAYINGCASH LIGHT-RESISTING PU.

Polyurethane reaction system having a blocked catalyst combination

Polyurethane coating material composition, multistage coating methods using these coating material compositions, and also the use of the coating material composition as clearcoat material and pigmented coating material, and application of the coating method for automotive refinish and/or for the coating of plastics substrates and/or of utility vehicles

The present invention relates to coating material compositions comprising at least one polyhydroxyl group-containing compound (A), at least one polyisocyanate group-containing compound (B) having free and/or blocked isocyanate groups, and at least one catalyst (D) based on a zinc-amidine complex which is preparable by reaction of 1.0 moles of at least one zinc(II) biscarboxylate with more than 2.0 moles of at least one amidine (I) where R ...

POLYURETHANE FOAM AND METHOD OF MAKING SAME

COMPOSITION USEFUL AS AN ADHESIVE FOR INSTALLING VEHICLE WINDOWS

The invention is an composition comprising: a) one or more isocyanate functional polyether based prepolymers; b) one or more isocyanate functional polyester prepolymers wherein the one or more polyesters used to prepare the prepolymers having melting points of from 45 to 59~C; c) one or more polyisocyanates having a nominal functionality of 3 or greater; d) one or more nonconductive carbon blacks; e) one or more catalysts for the reaction of isocyanates moieties with hydroxyl groups. In a preferred embodiment the composition of the invention further comprises one or more isocyanate functional polyester prepolymers wherein the one or more polyesters used to prepare the prepolymers having melting points of 60 to 90~C.

THERMOSETTING FOAMS HAVING IMPROVED INSULATING VALUE

Disclosed are methods of forming foam comprising: (a) providing a foamable composition comprising an isocyanate, a polyol and a physical blowing agent comprising at least about 50% by weight of hydrohaloolefin, including transl 233zd, and wherein the polyol comprises a polyol or mixture of polyols such that the hydrohaloolefin, including transl 233zd, has a solubility in said polyol of less than about 30%; and (b) forming a foam from said foamable composition.

LONG TERM IMPROVEMENT OF THERMAL INSULATION VALUES IN RIGID POLYISOCYANURATE/POLYURETHANE COMPRISING INSULATION FOAMS

Polyisocyanurate (PIR) and/or polyurethane (PUR) comprising insulation foams having significantly improved long term insulation values are disclosed as well as a processing method to fabricate said improved insulation foams and use of the improved insulation foams for thermal insulation.

POLYURETHANE CATALYSTS FROM SULFUR BASED SALTS

This invention discloses the use of sulfite salts as catalysts to make polyurethane polymers. In particular, this invention discloses the use of metal salts such as alkali metal salts as well as alkyl ammonium salts such as tetralkyl ammonium salts as catalysts to make polyurethane polymers. The sulfite salts are useful to make polyurethane polymers and polyurethane foam polymer products such as flexible polyurethane foam polymers, rigid foam polyurethane polymers, semi-rigid polyurethane polymer, microcellular polyurethane polymer, and spray foam polyurethane polymer and any polymeric material that requires the assistance of catalysts to promote the formation of urethane and urea bonds such as those found in polyurethane emusions for paints, coatings, protective coatings, lacquer as well as other polyurethane or polyurethane containing materials such as thermoplastic polymers, thermoplastic polyurethane polymers, elastomers, adhesives, sealants, etc. Examples of suitable catalysts include ...

POLYURETHANE CATALYSTS FROM SULFUR BASED SALTS

This invention discloses sulfite salts as catalysts to make polyurethane polymers. In particular, this invention discloses metal salts such as alkali metal salts as well as alkyl ammonium salts such as tetralkyl ammonium salts as catalysts to make polyurethane polymers. The sulfite salts are useful to make a wide variety of polyurethane polymers and polyurethane foam polymer products such as flexible polyurethane foam polymers, rigid foam polyurethane polymers, semi-rigid polyurethane polymer, microcellular polyurethane polymer, and spray foam polyurethane polymer as well as any polymeric material that requires catalysts to promote the formation of urethane and urea bonds such as those found in polyurethane emulsions for paints, coatings, protective coatings, lacquer, as well as other polyurethane or polyurethane containing materials such as thermoplastic polymers, thermoplastic polyurethane polymers, elastomers, adhesives, sealants, etc. Examples of catalysts comprising the invention include ...

ETHOXYLATED VEGETABLE OILS IN LOW DENSITY SPRAY FOAM FORMULATIONS

Alkoxylated natural oils are useful for preparation of water-blown polyurethane foams and can replace polyols and emulsifiers generally used in the art to provide polyol compositions having greater shelf-stability and blend-stability. Methods for preparing polyol compositions useful for preparation of water-blown polyurethane compositions, for preparing the polyurethane compositions using the polyol compositions, and kits comprising the polyol compositions are also described.

POLYESTER POLYOLS CONTAINING DIELS-ALDER OR ENE ADDUCTS

Polyester polyols containing adducts formed from Diels-Alder and Ene reactions are disclosed. Processes for making the polyester polyols and uses of the polyester polyols as polyurethane coatings, adhesives, sealants, elastomers, and foams are also disclosed. In some embodiments, the polyester polyols contain biorenewable adducts based on maleic anhydride and farnesene and have particular application in making rigid and flexible polyurethane or polyisocyanurate foams.

LIGHT-STABLE ELASTOMERIC POLYURETHANE MOULDINGS AND PROCESS FOR THE PRODUCTION THEREOF

A process for the production of micro-cellular or non-cellular, light-stable elastomeric, flexible or semi-flexible polyurethane mouldings which are especially suited for window encapsulation applications from a reaction mixture by the reaction injection moulding process, wherein: A) an isocyanate component containing an isophorone diisocyanate (IPDI) trimer/monomer mixture having an NCO content of from 24.5 to 34 % by weight, is reacted with B) isocyanate-reacti ve components comprising: b1) a polyetherpolyol having terminal OH groups, an average nominal functionality of 2 to 4, and an avera ge equivalent weight of from 800 to 4000; b2) at least one chain extender component having as functional groups only aliphatic or alicyclic OH groups; b3) at least one amine-initiator component; in the presence of C) at least one catalyst component selected from the group consisting of organolead (II), organobismuth (III), and organotin (IV) catalysts; D) at least one pigment component, and E) at least ...

POLYURETHANE SEALANT COMPOSITIONS

In one aspect, this invention is a polyurethane sealant composition comprising: (1) a urethane prepolymer having an isocyanate-functionality of at least 2.0 and a weight average molecular weight of at least 2,000; and (2) a catalytic amount of (a) a substantially active hydrogen-free glycol acid sal t of a tertiary amine and an organometallic compound, (b) a mixture of a substantially active hydrogen-free glycol acid salt of a tertiary amine and an organometallic compound and a second organometallic compound, or (c) a mixtu re of an organotin compound with dimorpholinodialkyl ether or a dialkylmorpholinodialkyl ether, or (d) a mixture of a substantially active hydrogen-free glycol acid salt of a tertiary amine and an organometallic compound, a second organometallic compound and dimorpholinodialkyl ether or di((dialkylmorpholino)alkyl)ether. In another embodiment, the polyurethane sealant composition further comprises (A) a silane, or (B) an adduct of an isocyanate-reactive silane and a ...

Verfahren zur Herstellung von Urethangruppen aufweisenden Schaumstoffen

CATALYST COMBINATIONS.

ACTIVATE-CASH CATALYST.

COMPOSITIONS CATALYTIQUES POUR LA PRODUCTION DE POLYURETHANNES

L'invention a trait à la polymérisation d'uréthannes, par exemple pour la production de résines et de mousses, en présence d'un catalyseur à action retard et d'un composé organométallique. Le nouveau catalyseur à action retard est constitué par un aminoacide polyfonctionnel, un nitrile d'aminoacide ou un sel aminé d'aminoacide tertiaire, par exemple produit de réaction avec une amine d'un produit d'addition type de Mannich. L'organométallique associé est de préférence un organoétain. On peut ainsi retarder l'initiation de la réaction de l'isocyanate et du composé à H actif en augmentant les temps de mise en crème et gélification, avant durcissement classique.

Improvements in the process for preparation of polyurethanes and in particular of polyurethane foams

Process for preparing polyurethane foam and foam so obtained

CATALYTIC COMPOSITION FOR THE PREPARATION OF RIGID CELLULAR FOAMS CONTAINING URETHAN AND ITS APPLICATION

METHOD OF PREPARATION Of a CELLULAR POLYMER CONTAINING ISOCYANURATE AND CATALYST FOR SA IMPLEMENTED

PROCEEDED FOR THE PREPARATION OF POLYURETHANE HAS INTEGRAL SKIN AND POLYURETHANE OBTAINED

HYDROPHILIC POLYURETHANE FOAM, PROCESS FOR PREPARING THE SAID HYDROPHILIC MOUSSE AND ON ROLLING STANDS

PROCESS FOR THE PREPARATION OF A COMPOSITION COMPRISING A POLYURETHANE CONTAINING TERMINAL NCO

FINE PARTICLE, HIGH CONCENTRATION, POLYISOCYANATE POLYADDITION/POLYURETHANE-UREA POLYOLS

processo para produzir um produto de espuma de poliuretano, produto de espuma de poliuretano, pré-mistura de produto de espuma de poliuretano, e formulação de produto de espuma de poliuretano

MAKING RIGID CARBODIIMIDE

METHOD AND CATALYST FOR THE MANUFACTURE OF A POLYURETHANE

The invention provides a polyurethane catalyst composition comprising a compound of titanium, zirconium or hafnium and a co-catalyst which is a compound effective as a polyisocyanate trimerisation catalyst.

Composition useful as an adhesive for installing vehicle windows

The invention is an composition comprising a) one or more isocyanate functional polyether based prepolymers; b) one or more isocyanate functional polyester prepolymers wherein the one or more polyesters used to prepare the prepolymers having melting points of from about 45 to about 59° C.; c) one or more polyisocyanates having a nominal functionality of about 3 or greater; d) one or more nonconductive carbon blacks; e) one or more catalysts for the reaction of isocyanates moieties with hydroxyl groups. In a preferred embodiment the composition of the invention further comprises one or more isocyanate functional polyester prepolymers wherein the one or more polyesters used to prepare the prepolymers having melting points of about 60 to about 90° C.

Polyurethane reaction system having a blocked catalyst combination

Disclosed is a polyol/polyisocyanate adhesive system having an isocyanate component and a catalyzed component which form a heat-cured composition when admixed and heated above a threshold temperature. The catalyzed component has a hydroxyl-functional component catalyzed with a catalyst combination of a heat-activatable amine or amine-like catalyst which is activated at temperatures above the threshold temperature, and an activatable complexed metal catalyst comprising the reaction product of tin or bismuth catalysts, or a mixture thereof, and a molar excess of a mercapto compound complexing agent. The catalyst combination is effective to maintain the processibility of the system at ambient temperatures while promoting the rapid cure of the system when heated above the threshold temperature.

Two-colored molded product of polyurethanes made by RIM and process for manufacturing the same

A small amount of a non-yellowing surface-forming polyurethane material containing a polyether polyol, a hexamethylene diisocyanate trimer, a coloring agent and an organic bismuth catalyst is initially injected into a mold cavity under reduced pressure to form e.g. the surface portion of a polyurethane covering for a steering wheel. An inner-forming polyurethane material is subsequently injected into the cavity under reduced pressure to form an inner portion of the covering.

IN-SITU FOAMING SYSTEM FOR FORMING FLAME-RETARDANT POLYURETHANE FOAM IN SITU

An in-situ foaming system for forming a flame-retardant polyurethane foam in situ comprising a first liquid containing a polyisocyanate (A), a second liquid containing a polyol (B), a trimerization catalyst (C), a foaming agent (D), a foam stabilizer (E), and additives (F) comprising red phosphorus and at least one member selected from the group consisting of phosphoric acid esters, phosphate-containing flame retardants, bromine-containing flame retardants, boron-containing flame retardants, antimony-containing flame retardants, and metal hydroxides.

Spray foams containing non-halogenated fire retardants

A spray foam formulation used to form a spray foam insulation layer in a wall structure is described. The formulation may include the reaction product of a polyisocyanate compound and a polyol compound; a fire retardant chosen from at least one of a non-halogenated fire retardant; and a reactive halogen-containing fire retardant, and a carbohydrate. The spray foam insulation layer has an insulative R value of 3.0 to 7.2 per inch, and a density of between about 0.3 to about 4.5 pcf. Further, spray foam insulation made from the spray foam formulation may have fire retardant characteristics that are equivalent to or better than a similar spray insulation foam insulation using non-reactive halogenated fire retardants such as tris(1-chloro-2-propyl)phosphate (TCPP).

Isocyanate-Reactive Formulation for Rigid Polyurethane Foam

A storage stable isocyanate-reactive composition includes a reactive component including (a) 5 wt % to 30 wt % of at least one Novolac-type polyoxypropylene polyether polyol having a hydroxyl functionality from 2 to 5 and a hydroxyl number from 130 to 450 mg KOH/g, (b) 20 wt % to 60 wt % of at least one high functional polyether polyol having a hydroxyl functionality from 6 to 8 and a hydroxyl number from 300 to 700 mg KOH/g, (c) 2 wt % to 30 wt % of at least one low functional polyether polyol having a hydroxyl functionality from 2 to 5 and a hydroxyl number from 50 to 400 mg KOH/g, (d) 2 wt % to 30 wt % of at least one amine initiated polyol having a hydroxyl number from 250 to 600 mg KOH/g, and (e) 1 wt % to 25 wt % of one or more additives; and a hydrocarbon physical blowing agent component in an amount of at least 10 parts by weight for each 100 parts by weight of the reactive component. 1. A storage stable isocyanate-reactive composition for forming a rigid polyurethane foam , the composition comprising:a reactive component including, based on the total weight of the reactive component, from:(a) 5 wt % to 30 wt % of at least one Novolac-type polyoxypropylene polyether polyol having a nominal hydroxyl functionality from 2 to 5 and a hydroxyl number from 130 to 450 mg KOH/g,(b) 20 wt % to 60 wt % of at least one high functional polyether polyol having a nominal hydroxyl functionality from 6 to 8 and a hydroxyl number from 300 to 700 mg KOH/g,(c) 2 wt % to 30 wt % of at least one low functional polyether polyol having a nominal hydroxyl functionality from 2 to 5 and a hydroxyl number from 50 to 400 mg KOH/g,(d) 2 wt % to 30 wt % of at least one amine initiated polyol having a hydroxyl number from 250 to 600 mg KOH/g, the amine initiated polyol being an aromatic amine initiated polyol, a cycloaliphatic amine initiated polyol, or an aromatic and cycloaliphatic amine initiated polyol, and(e) 1 wt % to 25 wt % of one or more additives selected from a catalyst, a ...

Viscoelastic Polyurethane Foam with Aqueous Polymer Dispersion

A reaction system for forming a viscoelastic polyurethane foam includes an isocyanate component that has at least one isocyanate and an isocyanate-reactive component that is a mixture formed by adding at least a polyol component, an additive component, and a preformed aqueous polymer dispersion. The mixture includes, based on the total weight of the mixture, from 50.0 wt % to 99.8 wt % of a polyol component including at least one polyether polyol, from 0.1 wt % to 50.0 wt % of an additive component including at least one catalyst, and from 0.1 wt % to 6.0 wt % of a preformed aqueous polymer dispersion. The preformed aqueous polymer dispersion has a solids content from 10 wt % to 80 wt %, based on the total weight of the preformed aqueous polymer dispersion, and is one of an aqueous acid polymer dispersion or an aqueous acid modified polyolefin polymer dispersion in which the polyolefin is derived from at least one Cto Calpha-olefin. 112-. (canceled)13. A method for forming a viscoelastic polyurethane foam that has a resiliency of less than 20% as measured according to ASTM D 3574 , the method comprising:{'sub': 2', '20, 'providing a preformed aqueous dispersion that has a solids content from 10 wt % to 80 wt % based on the total weight of the preformed aqueous polymer dispersion, the preformed aqueous dispersion being one of an aqueous acid polymer dispersion or an aqueous acid modified polyolefin polymer dispersion in which the polyolefin is derived from at least one Cto Calpha-olefin;'} from 50.0 wt % to 99.8 wt % of a polyol component, based on the total weight of the mixture, the polyol component including at least one polyether polyol,', 'from 0.1 wt % to 50.0 wt % of an additive component, based on the total weight of the mixture, that includes at least one catalyst and at least one surfactant, and', 'from 0.1 wt % to 6.0 wt % of the preformed aqueous polymer dispersion, based on the total weight of the mixture;, 'preparing an isocyanate-reactive component by ...

Use of antimony compounds to retard catalyst deactivation in foam-forming compositions containing aromatic polyester polyols

COMPOSITION SUITABLE FOR PREPARING POLYURETHANE OR POLYISOCYANURATE RIGID FOAMS

ISOCYANATE-REACTIVE COMPOSITION AND METHOD OF PREPARING POLYURETHANE AND POLYISOCYANURATE FOAMS

PHASE TRANSFER ACTIVE TRIMERIZATION CATALYST SALTS

PREPARATION OF URETHANE MODIFIED ISOCYANURATE FOAM

PURPOSE: To obtain a foam having an excellent fire retardance and good adhesiveness to an adherened, by using a specified polyol having the limited number of functional groups and MW, and a limited amt. of ethylene oxide component. CONSTITUTION: In preparing a urethane modified isocyanurate foam by expanding mixt. of an org. polyisocyanate, a polyol, a catalyst, a foaming agent and a surface active agent, one or more poly(oxyalkylene-oxyethylene) polyether polyols having at least two functional groups and an ethylene oxide component of 10W50wt%{its MW is 500W1,500 in case of only one polyol used, and the average MW according to the formula[wherein M1, M2... are MWs of polyols; A1, A2 are amts. of polyols (pts.wt.)]is 500W2,500 in case of two or more polyols used}are used in the range of 0.1W0.5 equivalent to an org. polyisocyanate, and an alkali metal compd. of a carboxylic acid or a combination thereof with a tert. amino cpd. is used as a catalyst to give the titled product. COPYRIGHT: ...

Patent RU2019127397A3

7 ВУ’? 2019127397” АЗ Дата публикации: 26.05.2021 Форма № 18 ИЗПМ-2011 Федеральная служба по интеллектуальной собственности Федеральное государственное бюджетное учреждение ж 5 «Федеральный институт промышленной собственности» (ФИПС) ОТЧЕТ О ПОИСКЕ 1. . ИДЕНТИФИКАЦИЯ ЗАЯВКИ Регистрационный номер Дата подачи 2019127397/04(053728) 30.01.2018 РСТ/ЕР2018/052217 30.01.2018 Приоритет установлен по дате: [ ] подачи заявки [ ] поступления дополнительных материалов от к ранее поданной заявке № [ ] приоритета по первоначальной заявке № из которой данная заявка выделена [ ] подачи первоначальной заявки № из которой данная заявка выделена [ ] подачи ранее поданной заявки № [Х] подачи первой(ых) заявки(ок) в государстве-участнике Парижской конвенции (31) Номер первой(ых) заявки(ок) (32) Дата подачи первой(ых) заявки(ок) (33) Код страны 1. 17153938.0 31.01.2017 ЕР Название изобретения (полезной модели): [Х] - как заявлено; [ ] - уточненное (см. Примечания) НЕО СОДЕРЖАЩАЯ РО КОМПОЗИЦИЯ Заявитель: БАСФ СЕ, РЕ 2. ЕДИНСТВО ИЗОБРЕТЕНИЯ [Х] соблюдено [ ] не соблюдено. Пояснения: см. Примечания 3. ФОРМУЛА ИЗОБРЕТЕНИЯ: [Х] приняты во внимание все пункты см. п см. Примечания [ ] приняты во внимание следующие пункты: р [ ] принята во внимание измененная формула изобретения (см. Примечания) 4. КЛАССИФИКАЦИЯ ОБЪЕКТА ИЗОБРЕТЕНИЯ (ПОЛЕЗНОЙ МОДЕЛИ) (Указываются индексы МПК и индикатор текущей версии) С08С 15/48 (2006.01) 5. ОБЛАСТЬ ПОИСКА 5.1 Проверенный минимум документации РСТ (указывается индексами МПК) СО8С 18/48 (2006.01) 1 5.2 Другая проверенная документация в той мере, в какой она включена в поисковые подборки: 5.3 Электронные базы данных, использованные при поиске (название базы, и если, возможно, поисковые термины): РУ\У/Р1, ЕАРАТТУ, Езрасепе боозе Ра{еп($, Соозе эспоаг, РАТЕМТСОРЕ, РаеагсВ, эСОРОУ, ОРТО 6. ДОКУМЕНТЫ, ОТНОСЯЩИЕСЯ К ПРЕДМЕТУ ПОИСКА Кате- Наименование документа с указанием (где необходимо) частей, Относится к гория* относящихся к предмету поиска пункту формулы № 1 2 3 У ...

СПОСОБ ПОЛУЧЕНИЯ ГИБКОГО ПЕНОПОЛИУРЕТАНА

... 1. Гибкий пенополиуретан, полученный при использовании реакционноспособного катализатора на основе амина и катализатора на основе карбоксилата цинка, характеризующийся твердостью >80 Н (согласно измерению деформации при инденторной нагрузке ДИН в соответствии с документом ISO 2439 при 40%-ном сжатии), значением остаточной деформации при сжатии во влажных условиях при 70% и 50°С, меньшим, чем 5% (согласно измерению в соответствии с документом HPU-FT-010), пределом прочности при раздирании, большим, чем 200 Н/м, (согласно измерению в соответствии с документом ISO 8067), потерей твердости (при ДИН 40%) после динамического утомления, меньшей, чем 20% (согласно измерению в соответствии с документом ISO 3385), и величиной выделения ЛОС <100 мкг/г (согласно измерению в соответствии с документом VDA 278).2. Гибкий пенополиуретан по п. 1, где использующийся реакционноспособныи катализатор на основе амина выбирают из катализаторов на основе третичных аминов, которые содержат по меньшей мере один ...

КОМПОЗИЦИЯ ДЛЯ ПОКРЫТИЯ ДЛЯ ПОЛУЧЕНИЯ ЛЕГКООСТЛАИВАЮЩИХСЯ И ХИМИЧЕСКИ СТОЙКИХ ПОКРЫТИЙ

ПРОЦЕСС ДЛЯ ИЗГОТОВЛЕНИЯ ТВЕРДОГО ПОЛИУРЕТАНА ИЛИ МОДИФИЦИРОВАННОЙ УРЕТАНОМ ПОЛИИЗОЦИАНУРАТНОЙ ПЕНЫ

HFO СОДЕРЖАЩАЯ PU КОМПОЗИЦИЯ

КАТАЛИЗАТОРЫ ДЛЯ ПОЛИОЛЬНЫХ ПРЕМИКСОВ ДЛЯ ПОЛУЧЕНИЯ ПОЛИУРЕТАНОВОЙ ПЕНЫ, СОДЕРЖАЩИХ В КАЧЕСТВЕ ПЕНООБРАЗУЮЩИХ АГЕНТОВ ГАЛОГЕНИЗИРОВАННЫЕ ОЛЕФИНЫ

... 1. Пенообразующая композиция, содержащаяa. гидрогалогенолефиновый пенообразующий агент,b. один или более чем один полиол,c. одно или более чем одно поверхностно-активное вещество иd. неаминовый катализатор, выбранный из группы, состоящей из неорганометаллического соединения, органометаллического соединения, катализатора на основе карбоксилата четвертичного аммония и их комбинаций, где указанное неорганометаллическое соединение или органометаллическое соединение независимо содержат органическую соль металла, выбранного из группы, состоящей из висмута, свинца, олова, цинка, хрома, кобальта, меди, железа, марганца, магния, калия, натрия, титана, ртути, цинка, сурьмы, урана, кадмия, тория, алюминия, никеля, церия, молибдена, ванадия, циркония и их комбинаций.2. Пенообразующая композиция по п.1, отличающаяся тем, что указанный неаминовый катализатор выбран из группы, состоящей из нитрата висмута, 2-этилгексоата свинца, бензоата свинца, нафтаната свинца, хлорида железа (III), хлорида сурьмы ( ...

Polyisocyanurate foams made with alternative blowing agents,a process and a catalyst for the production thereof

PROCESS FOR PREPARING POLYURETHENE FOAM AND FOAM SO OBTAINED

... 1444510 Polyurethane foam catalysts PRB SA 24 Sept 1974 [3 Oct 1973] 41412/74 Heading C3R In a process for preparing a polyurethane foam, are used a catalyst (C) containing the structure and a compound RCOOM or M1OR1, where M is an alkali or alkaline-earth metal and M1 is an alkali metal, and R and R1 are saturated or unsaturated cyclic or acyclic hydrocarbon groups, optionally substituted by halogen, COOH, or OH. The other ingredients include polyisocyanate, polyol, water, and foam stabilizers. Also present may be other amine catalysts. The process may be a one-stage operation, or a prepolymer may first be formed and then foamed. (C) may be or or salts thereof, where m = 3-7 ; n = 2-4; R 1 is alkyl or R 2 , R 3 , R 4 , and R 5 are H or alkyl; and X is H or optionally-substituted hydrocarbyl.

MANUFACTURE OF CARBODIIMIDE FOAMS

... 1461203 Carbodiimide-isocyanurate-urethane foams BASF WYANDOTTE CORP 10 Dec 1974 [17 Dec 1973] 53375/74 Heading C3R Carbodiimide - isocyanurate - urethane foams are prepared by reacting an organic polyisocyanate and a polyol in the presence of a catalyst system comprising (a) an s-triazine compound selected from 2,4,6-tris(diethanolamino) - s - triazine, 2,4,6 - tris(diisopropanolamino) - s - triazine, 2,4,6 - tris(dibutanolamino) - s - triazine, 2,4,6 - tris(N - methylethanolamino)-s-triazine and unsymmetrically substituted triazines of the formula wherein R is hydrogen or C 1-10 alkyl, R1 is -CR 2 CR 2 OH or C 1-12 alkyl, X is -NR1 2 , C 1-12 alkoxy, phenoxy, C 1-12 alkyl, phenyl, hydroxyl, halogen, aziridyl, pyrrolidyl, piperidyl, or N- alkylpiperazyl, and (b) a compound which promotes urethane linkages. The urethane promoting catalyst (b) may be any of the conventional metal or organo-metallic salts or tertiary amines. Isocyanurate-forming catalysts, e.g. 1,3,5-tris ...

ON URETONIMINZUSAMMENSETZUNGEN AND ETHYL OXIDE REALMS POLYETHERPOLYOLEN BASING PU PARTS AND PROCEDURES FOR YOUR PRODUCTION

KATALYSATORZUSAMMENSETZUNG FUER DIE HERSTELLUNG EINES POLYISOCYANURATS

PROCEDURE FOR THE PRODUCTION OF IF NECESSARY ZELLHALTIGEN PU OR POLYURETHANPOLYHARNSTOFF MOLDED ARTICLES.

CATALYST SYSTEMS FOR PU COMPOSITIONS.

AKTIVIERBARER KATALYSATOR IN FORM EINER SECHSFACH KOORDINIERTEN KOMPLEXVERBINDUNG FÜR DIE UMSETZUNG EINER HYDROXYLVERBINDUNG MIT EINER ISOCYANATVERBINDUNG, KATALYSIERTES REAKTIONSGEMISCH UND VERFAHREN ZUR AUSHÄRTUNG DESSELBEN

HARDENABLE COMPOSITIONS

Low-temperature-curable, Solid Polyurethane Powder Coating Compositions Containing Uretdione Groups

LIGHT-STABLE POLYURETHANE INTEGRAL FOAMS

Catalysts

Catalyst for PIR/PUR foam production

The present disclosure is related to a catalyst for PIR/PUR foam production comprising a compound having the general formula (I) wherein R ...

VISCOELASTIC POLYURETHANE FOAM WITH AQUEOUS POLYMER DISPERSANT

A reaction system for forming a viscoelastic polyurethane foam includes an isocyanate component and an isocyanate-reactive component that includes at least a polyol component, an additive component, and a preformed aqueous polymer dispersant. The mixture includes 50.0 wt% to 99.8 wt% of the polyol component, 0.1 wt% to 49.9 wt% of the additive component, and 0.1 wt% to 6.0 wt% of the preformed aqueous polymer dispersant. The aqueous polymer dispersant has a pH from 6.0 to 12.0 and includes from 5 wt% to 60 wt% of a polymeric component and from 40 wt% to 95 wt% of a fluid medium. The polymeric component includes at least one base polymer derived from 20 wt% to 100 wt% of at least one hydrophilic acid monomer having at least one carbonyl group, phosphate group, phosphonate group, or sulfonyl group, and optionally derived from at least one hydrophobic terminally unsaturated hydrocarbon monomer.

TRIMERIZATION OF POLYISOCYANATE

Polyurethane prepolymer containing nco groups

Process for extending the shelf life of gaseous olefinic propellants in polyurethane foams

The invention described herein generally pertains to a composition and a method for improving the shelf life of a gaseous hydrofluoroolefin propellant, the improvement comprising at least the increased aromatic polyester polyol(s) in combination with a tertiary amine catalyst comprising at least two cyclohexyl rings and an aliphatic metal salt catalyst, the amine catalyst having less than 10% nitrogen on a weight basis.

HFO containing PU formulation

The present invention is directed to polyol composition comprising a polyol mixture (PM) com- prising a polyetherol (P1) based on a polyhydric alcohol and a polyetherol (P2) based on a diamine; and at least one hydrohaloolefin (HFO) as blowing agent, a process for preparing a polyurethane foam using said polyol composition and the polyurethane foam obtained or obtainable by said process.

Viscoelastic polyurethane foam with coating

A coated viscoelastic polyurethane foam includes a viscoelastic polyurethane foam having the coating thereon, the viscoelastic polyurethane foam having a resiliency of less than or equal to 20 % as measured according to ASTM D3574, and a coating material on and embedded within the viscoelastic polyurethane foam, the coating material including an aqueous polymer emulsion and an encapsulated phase change material.

Viscoelastic polyurethane foam with aqueous polymer dispersant

A reaction system for forming a viscoelastic polyurethane foam includes an isocyanate component and an isocyanate-reactive component that includes at least a polyol component, an additive component, and a preformed aqueous polymer dispersant. The mixture includes 50.0 wt% to 99.8 wt% of the polyol component, 0.1 wt% to 49.9 wt% of the additive component, and 0.1 wt% to 6.0 wt% of the preformed aqueous polymer dispersant. The aqueous polymer dispersant has a pH from 6.0 to 12.0 and includes from 5 wt% to 60 wt% of a polymeric component and from 40 wt% to 95 wt% of a fluid medium. The polymeric component includes at least one base polymer derived from 20 wt% to 100 wt% of at least one hydrophilic acid monomer having at least one carbonyl group, phosphate group, phosphonate group, or sulfonyl group, and optionally derived from at least one hydrophobic terminally unsaturated hydrocarbon monomer.

POLYISOCYANATE TRIMERIZATION CATALYST AND PROCESS FOR PREPARING CELLULAR POLYISOCYANURATE

PRODUCTION OF RIGID POLYURETHANE FOAM

The invention relates to (a) a composition suitable for producing rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst that catalyzes the forming of a urethane or isocyanurate bond, and optionally a blowing agent, the composition additionally comprising polyalkyl siloxane (PAS) that is not polyether-modified, and polyether-modified siloxane, (b) to a method for producing rigid polyurethane foam by using polyalkyl siloxanes and polyether-modified siloxanes, (c) to the rigid polyurethane foam thereby obtained, and (d) to the use thereof.

INSULATED PIPE CONTAINING POLYURETHANE FOAM WHICH IS FOAMED BY AN ENVIRONMENTALLY FRIENDLY FOAMING AGENT AND HAS A LOW DEGREE OF BRITTLENESS

The invention relates to a method for producing a pipe which is insulated using polyurethane foam, wherein (a) isocyanates are mixed with (b) polyols, (c) foaming agents containing at least one aliphatic halogenated hydrocarbon compound (c1) made of 2 to 5 carbon atoms, at least one hydrogen atom, and at least one fluorine and/or chlorine atom, said compound (c1) containing at least one carbon-carbon double bond, (d) a catalyst containing N,N-dialkylbenzylamine, optionally (e) chain-extending and/or cross-linking agents, and optionally (f) auxiliary agents and additives in order to form a reaction mixture, and the reaction mixture is applied onto a medium pipe and is allowed to harden in order to form the polyurethane foam. The invention additionally relates to an insulated pipe which can be obtained using such a method and to the use of such an insulated pipe as an insulated jacket compound pipe for underground long-distance heating or cooling grids.

HFO CONTAINING PU FORMULATION

The present invention is directed to polyol composition comprising a polyol mixture (PM) com- prising a polyetherol (P1) based on a polyhydric alcohol and a polyetherol (P2) based on a diamine; and at least one hydrohaloolefin (HFO) as blowing agent, a process for preparing a polyurethane foam using said polyol composition and the polyurethane foam obtained or obtainable by said process.

POLYURETHANE FOAM AND METHOD OF MAKING SAME

PROCESS FOR PREPARING POLYURETHANE FOAM AND FOAM SO OBTAINED

COATING AGENT COMPOSITION FOR PRODUCING PEELABLE AND CHEMICALLY-RESISTANT COATINGS

The invention relates to peelable and chemically-resistant coatings for metal and plastic substrates, and to the coating agent compositions required to produce same. The invention also relates to a method for producing such coatings and to the use of the coating agent compositions to protectively coat metal and plastic substrates in the field of aircraft construction.

PROCESS FOR PRODUCING ISOCYANATE-BASED FOAM CONSTRUCTION BOARDS

A process for producing a polyurethane or polyisocyanurate construction board, the process comprising (i) providing an A-side reactant stream that includes an isocyanate containing compound; (ii) providing a B-side reactant stream that includes a polyol and a physical blowing agent, where the physical blowing agent includes pentane, butane, and optionally a blowing agent additive that has a Hansen Solubility Parameter (dt) that is greater than 17 MPa-0.5; and (iii) mixing the A-side reactant stream with the B-side reactant stream to produce a reaction mixture.

COMPOSITIONS AND USES OF CIS-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE

This invention relates to thermoset, thermal insulating panel, pour-in-place and spray foams having desirable and unexpectedly low thermal conductivity, and to compositions, method and systems which use and/or are used to make such foams comprising: (a) providing thermosetting foam forming component and a blowing agent for forming predominantly closed cells in the foam, wherein the blowing agent comprises: (i) cis-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzzm(Z)) and water, with the HFO-1336mzzm(Z) and water in the blowing agent together comprising at least about 50% by weight of the total of all components in the blowing agent and (ii) the weight ratio of HFO-1336mzzm(Z) to water in the blowing agent is from about 90:10 to less than 98:2 and (b) forming foam from said provided foamable composition.

FLAME RETARDANT AND AUTO-CATALYTIC POLYESTERS FOR POLYURETHANES

Flame retardant polyesters obtainable by reacting an aromatic or aliphatic dicarboxylic acid and/or ester of anhydride thereof, with an aliphatic polyol or mixtures thereof and with melamine, are provided. Methods of making said polyesters are also provided.

LOW DENSITY SEMI-RIGID FLAME RESISTANT FOAMS

The present invention provides a low density, semi-rigid polyurethane foam made from the reaction product, at an isocyanate index of from about 100 to about 150, of at least one polyisocyanate and an isocyanate-reactive blend containing from about 15 wt.% to about 55 wt.%, based on the weight of the resin, of a difunctional or greater functionality polyether polyol, from about 3 wt.% to about 19 wt.%, based on the weight of the resin, of at least one polyether tetrol, and from about 7 wt.% to about 39 wt.%, based on the weight of the resin, of at least one non-halogenated polyester polyol in the presence of jtom about 5 wt.% to about 30 wt.%, based on the weight of the resin, of at least one non-hydroxy functional flame retardant and from about 1 wt.% to about 20 wt.%, based on the weight of the resin, of at least one cross linking agent, and optionally in the presence of one or more of catalysts, surfactants, chain extenders and blowing agents, wherein the semi-rigid polyurethane foam ...

POLYESTER POLYOLS IMPARTING IMPROVED FLAMMABILITY PROPERTIES

An aromatic polyester polyol having a nominal functionality of at least about 2 is produced from the esterification reaction of a phthalate-based composition containing less than 50 mol% of ortho-phthalic acid or phthalic anhydride, with a hydroxyl material containing at least 20 mol% of at least one branched aliphatic diol, and optionally transesterified with at least one hydrophobic material. The polyester polyol has improved shelf-life stability as demonstrated by the polyester polyol remaining clear and homogeneous for at least 6 months when stored at room temperature. The polyester polyol, when incorporated into a polyol foam-forming resin composition in an amount of at least 40 wt %, results in polyurethane and polyisocyanurate foams that exhibit low smoke and weight loss upon burning conditions.

One-Pack Moisture-Curing Composition

A one-pack moisture-curing composition of the present technology contains a preliminary composition, an adhesiveness-imparting agent containing a compound (A) and/or a compound (B), a first catalyst containing a compound (C) and/or dibutyltin bis(pentadione), and a second catalyst containing a dimorpholinodiethylether.

Process for producing isocyanate-based foam construction boards

A process for producing a polyurethane or polyisocyanurate construction board, the process comprising (i) providing an A-side reactant stream that includes an isocyanate containing compound; (ii) providing a B-side reactant stream that includes a polyol and a physical blowing agent, where the physical blowing agent includes pentane, butane, and optionally a blowing agent additive that has a Hansen Solubility Parameter (δt) that is greater than 17 MPa−0.5; and (iii) mixing the A-side reactant stream with the B-side reactant stream to produce a reaction mixture.

POLYURETHANE FOAM-FORMING COMPOSITIONS, METHODS OF MAKING LOW DENSITY FOAMS USING SUCH COMPOSITIONS, AND FOAMS FORMED THEREFROM

Disclosed are polyurethane foam-forming compositions with a phase stable isocyanate-reactive composition that includes a halogenated olefin blowing agent that has low or no ozone depletion potential and low global warming potential. Such polyurethane foam-forming compositions are suitable for spray application to produce polyurethane foams that are believed to exhibit good fire resistance properties, low smoke generation and low or no scorch due to reduced exotherm, thereby making them particularly suitable for use, for example, as relatively thick wall and/or roof insulation. 1. A polyurethane foam-forming composition comprising: (1) at least 50% by weight, based on the total weight of isocyanate-reactive components in the isocyanate-reactive composition, of an aromatic polyester polyol;', '(2) water; and', {'sub': 2', '6, '(3) a Cto Chalogenated olefin,'}], '(a) an isocyanate-reactive composition comprisingwherein the isocyanate-reactive composition exhibits no visible cloudiness or gels after aging the isocyanate-reactive composition for 7 days at 50° C.; and(b) a polyisocyanate.2. The foam-forming composition of claim 1 , wherein the isocyanate-reactive composition comprises at least 50% by weight claim 1 , based on the total weight of isocyanate-reactive components in the isocyanate-reactive composition claim 1 , of a phthalic anhydride based polyester polyol.3. The foam-forming composition of claim 2 , wherein the phthalic anhydride based polyester polyol comprises a mixture of two or more phthalic anhydride based polyester polyols comprising:(i) a first phthalic anhydride based polyester polyol having a hydroxyl number of 290 to 310 mg KOH/gram polyol and a OH functionality of 2.0 to 2.2, and(ii) a second phthalic anhydride based polyester polyol having a hydroxyl number of 340 to 360 mg/KOH gram polyol and a OH functionality of 2.3 to 2.5.4. The foam-forming composition of claim 3 , wherein:(i) is present in an amount of 50% to 99% by weight, based on the ...

PROCESS FOR PRODUCING POROUS MATERIALS

The present invention relates to a process for preparing a porous material, at least comprising the steps of providing a mixture (I) comprising a composition (A) comprising components suitable to form an organic gel and a solvent (B), reacting the components in the composition (A) in the presence of the solvent (B) to form a gel, and drying of the gel obtained in step b), wherein the composition (A) comprises at least one compound (af) comprising phosphorous and at least one functional group which is reactive towards isocyanates. The invention further relates to the porous materials which can be obtained in this way and the use of the porous materials as thermal insulation material and in vacuum insulation panels, in particular in interior or exterior thermal insulation systems as well as in water tank or ice maker insulation systems. 1. A process for preparing a porous material , the process comprising:reacting a composition (A) comprising a compound (af) comprising phosphorous and a functional group which is reactive towards isocyanates, in the presence of a solvent (B), to form a gel; anddrying the gel;wherein compound (af) is present in an amount which results in a phosphorous content in the porous material in a range of from 1 to 5% by weight.2. The process of claim 1 , wherein the compound (af) comprises a functional group comprising phosphorous.3. The process of claim 2 , wherein the compound (af) comprises at least one functional group comprising the phosphorous selected from the group consisting of a phosphate claim 2 , a phosphonate claim 2 , a phosphinate claim 2 , a phosphite claim 2 , a phosphonite claim 2 , a phosphinite claim 2 , and a phosphine oxide.4. The process of claim 1 , wherein the composition (A) comprises at catalyst system (CS) comprising a catalyst component (C1) selected from the group consisting of an alkali metal of a saturated monocarboxylic acid claim 1 , an alkali metal salt of an unsaturated monocarboxylic acid claim 1 , an earth ...

SPRAY FOAMS CONTAINING NON-HALOGENATED FIRE RETARDANTS

A spray foam formulation used to form a spray foam insulation layer in a wall structure is described. The formulation may include the reaction product of a polyisocyanate compound and a polyol compound; a fire retardant chosen from at least one of a non-halogenated fire retardant; and a reactive halogen-containing fire retardant, and a carbohydrate. The spray foam insulation layer has an insulative R value of 3.0 to 7.2 per inch, and a density of between about 0.3 to about 4.5 pcf. Further, spray foam insulation made from the spray foam formulation may have fire retardant characteristics that are equivalent to or better than a similar spray insulation foam insulation using non-reactive halogenated fire retardants such as tris(1-chloro-2-propyl)phosphate (TCPP). 1. A spray foam formulation used in an insulation layer in a wall structure , the spray foam formulation comprising:a reaction product of a polyisocyanate compound and a polyol compound;a fire retardant chosen from at least one of a non-halogenated fire retardant, and a reactive halogen-containing fire retardant; anda carbohydrate,wherein the insulation layer has an insulative R value of 3.0 to 7.2 per inch, and a density of between about 0.3 to about 4.5 pcf, andwherein the insulation layer exhibits an Appendix X and an ASTM E-84 performance equivalent with or better than a similar spray insulation layer having a non-reactive halogenated fire retardant tris(1-chloro-2-propyl)phosphate (TCPP).2. The spray foam formulation of claim 1 , wherein the insulation layer is an open cell insulation layer having a density between about 0.3-0.7 pcf.3. The spray foam formulation of claim 1 , wherein the insulation layer is a closed cell insulation layer having a density between about 2.0-4.0 pcf.4. The spray foam formulation of claim 1 , wherein the non-halogenated fire retardant comprises diethyl hydroxymethylphosphonate.5. The spray foam formulation of claim 1 , wherein the non-halogenated fire retardant comprises at ...

POLYURETHANE FOAM PREMIXES CONTAINING HALOGENATED OLEFIN BLOWING AGENTS AND FOAMS MADE FROM SAME

Disclosed are polyol premix compositions, and foams formed therefrom, which comprise a combination of a hydrohaloolefin blowing agent, a polyol, a silicone surfactant, and a catalyst system that includes a bismuth-based metal catalyst. Such catalysts may be used alone or in combination with an amine catalyst and/or other non-amine catalysts. 1. A method of forming a thermoset foam comprising:forming a polyol premix comprising: (a) from about 60 wt % to about 95 wt % of polyol; (b) from about 1 wt % to about 30 wt % of blowing agent, said blowing agent comprising from about 7 wt % to about 98 wt % by of 1-chloro-3,3,3-trifluoropropene; (c) at least one surfactant; and (d) a catalyst system comprising metal-based catalyst, wherein said metal based-catalyst consists essentially of at least one bismuth-based metal catalyst;using said polyol premix after a storage period of at least one month to form a foamable composition,forming a foam from said foamable composition, provided that said polyol premix is sufficiently free of non-bismuth-based catalyst such that said foam has a cream time of not greater than 10 seconds.2. The method of wherein said foam formed from said polyol premix has a cream time of not greater than 10 seconds when aged for 3 months at room temperature.3. The method of wherein said bismuth-metal catalyst comprises a catalyst represented by the formula Bi—(R) claim 1 , wherein each R is independently selected from the group consisting of a hydrogen claim 1 , a halide claim 1 , a hydroxide claim 1 , a sulfate claim 1 , a carbonate claim 1 , a cyanate claim 1 , a thiocyanate claim 1 , an isocyanate claim 1 , a isothiocyanate claim 1 , a carboxylate claim 1 , an oxalate claim 1 , a C-Calkane claim 1 , a C-Calkene claim 1 , a C-Calkyne claim 1 , a heteroalkyl group claim 1 , an aryl group claim 1 , a ketone claim 1 , an aldehyde claim 1 , an esters claim 1 , an ether claim 1 , an alcohol claim 1 , an alcoholate claim 1 , a phenolate claim 1 , a glycolates ...

FOAMED POLYURETHANE POLYMERS FOR THE REGENERATION OF CONNECTIVE TISSUE

The present invention relates to a method of synthesis and the use of foamed, cross-linked polyurethane polymers, as a three-dimensional support called a “scaffold” for cell cultures in vitro and for in vivo implantation for the regeneration of connective tissues such as adipose tissue, osteochondral tissue and bone tissue. In particular, the invention relates to a method of preparing polymers or foamed polyurethane co polymers, having improved , which involves the use of two types of catalyst, one for the cross-linking reaction and one for the foaming reaction and the use of at least one polar aprotic high-boiling solvent. Said method comprises the following steps in sequence: a) providing a solution of a polyol or a mixture of polyols in a solvent or mixture of solvents; b) heating the solution in step a) to a temperature higher than the softening temperature of the polymer precursors; c) optionally adding an organic or inorganic filler material; d) adding to the mixture in step c) an aliphatic poly-isocyanate or a mixture of poly-aliphatic isocyanates; e) adding to the mixture in step (d)) a porogenic additive; f) adding to the mixture in step e) simultaneously a cross-linking catalyst of polyols with poly-isocyanates and a foaming catalyst to form a foamed polyurethane polymer or co-polymer; g) isolating the foamed polyurethane polymer or co-polymer produced in step f). 1hydrophilia. A method for the preparation of polymer or co-polymer polyurethane foams with improved , which involves the use of a catalyst for the cross-linking reaction and a catalyst for the foaming reaction , comprising the following steps in sequence:a) providing a solution of a polyol or a mixture of polyols in a solvent or mixture of solvents, in which the solvent is a high-boiling solvent having a boiling point of at least 15° C. higher than the softening temperature of the polyols used;b) heating the solution in step a) to a temperature higher than the softening temperature of said ...

METHODS FOR DESIGNING POLYISOCYANURATE FOAM-FORMING COMPOSITIONS, RELATED POLYISOCYANURATE FOAM-FORMING COMPOSITIONS, AND FOAMS PRODUCED THEREBY

Disclosed are methods for designing a polyisocyanurate foam-forming composition with good low temperature insulation performance. The methods include: (a) measuring the LTTR of a first polyisocyanurate faced foam laminate prepared from a first polyisocyanurate foam-forming composition comprising a blowing agent composition comprising one or more hydrocarbon blowing agents with an atmospheric pressure boiling point of at least 68° F. (20° C.), wherein the LTTR is measured according to CAN/UL S770-09 at a plurality of temperatures to identify a calculated inflection point temperature below which defines a first mathematical correlation between temperature and the LTTR of the first polyisocyanurate faced foam laminate and above which defines a second mathematical correlation between temperature and the LTTR of the first polyisocyanurate faced foam laminate; (b) identifying a plurality of predicted mathematical correlations between temperature and the LTTR of the first polyisocyanurate faced foam laminate at a plurality of reduced inflection point temperatures below the calculated inflection point temperature; and (c) using the plurality of predicted mathematical correlations identified in step (b) to design a second polyisocyanurate foam-forming composition that is different from the first polyisocyanurate foam-forming composition and which comprises a blowing agent composition comprising one or more hydrocarbon blowing agents with an atmospheric pressure boiling point of at least 68° F. (20° C.), wherein the second polyisocyanurate foam-forming composition produces a second polyisocyanurate faced foam laminate that has a LTTR of at least 5.4 ft2·hr·° F./BTU·inch (0.936 m2·° C./W@25 mm) at all mean insulation temperatures within a temperature range of 10° F. to 75° F. (−12.2° C. to 23.9° C.), when measured according to CAN/UL S770-09. 121-. (canceled)22. A polyisocyanurate faced foam laminate comprising a rigid foam that is the reaction product of a polyisocyanurate ...

Urethane acrylate hybrid structure adhesives

A polymerizable adhesive composition comprising a two-part hybrid polymerizable adhesive composition is disclosed. In particular, the polymerizable adhesive composition comprises an organoborane monoamine complex, a free polyol comprising a dimer fatty polyol and a polyether polyol, at least one free radically polymerizable component, an isocyanate-terminated urethane pre-polymer, a free isocyanate and a low molecular weight chain extending compound. Also disclosed is methods of making and using a hybrid adhesive obtained from polymerization of the polymerizable adhesive composition

METHOD OF FORMING A POLYURETHANE FOAM ARTICLE

A method of forming a polyurethane foam article includes the step of forming a resin composition. The resin composition includes a polyol component, an amine catalyst, and a blowing component. The blowing component includes a hydrofluoroolefin and formic acid. The method also includes the steps of combining the resin composition, a recycled resin composition, and an isocyanate component to form a reaction mixture and discharging the reaction mixture to form the polyurethane foam article. 1. A method of forming a polyurethane foam article , said method comprising the steps of: (i) a polyol component;', '(ii) an amine catalyst; and', (a) a hydrofluoroolefin, and', '(b) formic acid;, '(iii) a blowing component comprising], '(A) forming a resin composition comprising(B) combining the resin composition, a recycled resin composition, and an isocyanate component to form a reaction mixture; and(C) discharging the reaction mixture to form the polyurethane foam article.2. A method as set forth in further comprising the step of forming the recycled resin composition greater than about 2 months prior to the step of forming the resin composition.3. A method as set forth in wherein the step of combining is further defined as first combining the resin composition and the recycled resin composition to form a resin composition mixture claim 1 , and then combining the resin composition mixture and the isocyanate component to form the reaction mixture.4. A method as set forth in wherein the resin composition mixture has a viscosity of less than about 900 cps at 25° C.5. A method as set forth in wherein the resin composition mixture has a shelf life of greater than about 6 months.6. A method as set forth in wherein the step of combining the resin composition mixture and the isocyanate component to form the reaction mixture is conducted in a static mix head.7. A method as set forth in wherein the recycled resin composition is present in the resin composition mixture in an amount of from ...

CATALYSTS FOR POLYURETHANE FOAM POLYOL PREMIXES CONTAINING HALOGENATED OLEFIN BLOWING AGENTS

The invention provides polyurethane and polyisocyanurate foams and methods for the preparation thereof. More particularly, the invention relates to closed-celled, polyurethane and polyisocyanurate foams and methods for their preparation. The foams are characterized by a fine uniform cell structure and little or no foam collapse. The foams are produced with a polyol premix composition which comprises a combination of a hydrohaloolefin blowing agent, a polyol, a silicone surfactant, and a non-amine catalyst used alone or in combination with an amine catalyst. 1. A foamable composition comprising:a. a hydrohaloolefin blowing agent,b. one or more polyols,c. one or more surfactants, andd. a catalyst system comprising at least a first metal and at least a second metal, and at least one amine catalyst selected from n-metheyldicyclohexyl-amine and methyl(n-methylamino b-sodium acetate nonylphenol) 2- and combinations of these.2. The foamable composition of wherein said first and second metal catalyst is selected from the group consisting of bismuth nitrate claim 1 , lead 2-ethylhexoate claim 1 , lead benzoate claim 1 , lead naphthanate claim 1 , ferric chloride claim 1 , antimony trichloride claim 1 , antimony glycolate claim 1 , tin salts of carboxylic acids claim 1 , dialkyl tin salts of carboxylic acids claim 1 , potassium acetate claim 1 , potassium octoate claim 1 , potassium 2-ethylhexoate claim 1 , potassium salts of carboxylic acids claim 1 , zinc salts of carboxylic acids claim 1 , zinc 2-ethylhexanoate claim 1 , glycine salts claim 1 , alkali metal carboxylic acid salts claim 1 , and sodium N-(2-hydroxy-5-nonylphenol)methyl-N-methylglycinate claim 1 , tin (II) 2-ethylhexanoate claim 1 , dibutyltin dilaurate claim 1 , and combinations thereof.3. The foamable composition of wherein said first and second metal catalyst is each present in an amount of about 0.001 wt. % to about 5.0 wt. % claim 2 , by weight of the composition.4. The foamable composition of further ...

Polyurethane insulation foam composition comprising halogenated olefins and a tertiary amine compound

A polyurethane insulation foam composition is disclosed herein. The polyurethane insulation foam comprises: (i) an isocyanate compound; (ii) an isocyanate reactive compound; (iii) water; (iv) a tertiary amine compound; (v) a hydrophilic carboxylic acid compound; (vi) a halogenated olefin compound; and (vii) optionally, other additives.

NON-TIN CATALYST FOR CURING ALKOXYSILYL-CONTAINING POLYMER

A non-tin catalyst for accerating the curing of alkoxysilyl-containing polymer contains a mixture and/or complex of organotitanium compound and a compound containing at least one (-)N—C═N— linkage. 1. A moisture-curable composition comprising:a) at least one alkoxysilyl-containing polymer;{'sub': '2', 'b) at least one non-tin cure catalyst comprising a mixture and/or complex of an organotitanium compound and compound containing at least one (-)N—C═N— linkage.'}2. The moisture-curable composition of wherein the alkoxysilyl-containing polymer (a) has 2 or 3 alkoxy groups.3. The moisture-curable composition of wherein of the alkoxysilyl-containing polymer (a) has at least one alkoxy group containing at least 2 carbon atoms.4. The moisture-curable composition of wherein alkoxysilyl-containing polymer (a) has 2 or 3 alkoxy groups claim 1 , each such group containing at least 2 carbon atoms.5. The moisture-curable composition of wherein alkoxysilyl-containing polymer (a) is an alkoxysilyl-containing silicone resin.6. The moisture-curable composition of wherein the alkoxysilyl-containing silicone resin comprises divalent units of the formula RSiO in the backbone wherein each R group independently is C-C-alkyl; C-Calkyl substituted with one or more of Cl claim 5 , F claim 5 , N claim 5 , O or S; phenyl; C-Calkylaryl; C-Carylalkyl; or C-Cpolyoxyalkylene ether or a combination of two or more such groups.9. The moisture-curable composition of wherein alkoxysilyl-containing polymer (a) is a non-silicone resin.11. The moisture-curable composition of wherein polymer residue P is chosen from one of polyether claim 10 , polyester claim 10 , polyether-co-polyester claim 10 , polyester-co-polyether claim 10 , polythioether claim 10 , polyamine claim 10 , polyamide claim 10 , polyester-co-polyamide claim 10 , polyacrylate claim 10 , polyacetal claim 10 , polycarbonate claim 10 , polybutadiene claim 10 , polyolefin claim 10 , polyurethane claim 10 , polyurea claim 10 , polyacrylate ...

POLYESTER POLYOLS IMPARTING IMPROVED FLAMMABILITY PROPERTIES

An aromatic polyester polyol having a nominal functionality of at least about 2 is produced from the esterification reaction of a phthalate-based composition containing less than 50 mol % of ortho-phthalic acid or phthalic anhydride, with a hydroxyl material containing at least 20 mol % of at least one branched aliphatic diol, and optionally transesterified with at least one hydrophobic material. The polyester polyol has improved shelf-life stability as demonstrated by the polyester polyol remaining clear and homogeneous for at least 6 months when stored at room temperature. The polyester polyol, when incorporated into a polyol foam-forming resin composition in an amount of at least 40 wt %, results in polyurethane and polyisocyanurate foams that exhibit low smoke and weight loss upon burning conditions. 1. A foam-forming composition comprising:at least one diisocyanate component, at least one polyisocyanate component, or mixtures thereof, anda resin blend that comprises(A) 40% to 80% by weight of the resin blend of a polyester polyol that is the esterification reaction product of(i) a phthalate-based composition comprising less than 50 mol % of ortho-phthalic acid or ortho-phthalic anhydride and greater than 50 mol % of one or more of terephthalic acid, isophthalic acid, and dimethyl terephthalate; and (a) from 20 mol % to 80 mol % of at least one branched aliphatic diol;', '(b) diethylene glycol and optionally, one or more additional polyols selected from the group consisting of ethylene glycol, triethylene glycol, 1,3-propane glycol, butylene glycols, 1,2-cyclohexane diol, glycerol, 1,1,1-trimethylol propane, 1,1,1-trimethylolethane, and pentaerythritol;', '0 to 2 mol % of at least one hydrophobic material transesterified with the esterification reaction product;', 'wherein the aromatic polyester polyol has an OH value of 250 to 350 mg KOH/g, wherein the aromatic polyester polyol has a functionality of 1.8 to 2.2, and an Acid Value of 0.25 to 3.0 mg KOH/g, and ...

Artificial turf infill

The invention provides for a method manufacturing artificial turf infill ( 602 ), wherein the method comprises providing ( 700 ) an initial composition ( 1120 ) comprising a granulate ( 1006 ), at least one type of pigment, and a fluid binding agent. The fluid binding agent comprises at least one type of polymer component. The method further comprises mixing ( 702 ) the initial composition; adding ( 704 ) water and a catalyst to the initial composition during the mixing of the initial composition to cure the fluid binding agent and the at least one type of pigment into an initial coating ( 200 ) of the granulate. The method further comprises providing ( 706 ) a subsequent composition ( 1122 ) comprising the granulate with the initial coating, the at least one type of pigment, and the fluid binding agent. The method further comprises mixing ( 708 ) the subsequent composition. The method further comprises adding ( 710 ) water and the catalyst to the subsequent composition during the mixing of the subsequent composition to cure the fluid binding agent and the at least one type of pigment into a subsequent coating ( 300 ) of the granulate. The method further comprises providing ( 712 ) the granulate with the subsequent coating as artificial turf infill.

A polyisocyanate foam for sandwich panel with low processing temperature and enhanced adhesion

Described herein are a polyisocyanurate foam, its use in a sandwich panel, a sandwich panel including the foam, and a process for preparing the sandwich panel. The polyisocyanurate foam shows a good adhesion property even without adhesion promoter, improved processability of PIR systems at lower temperature (≤50° C.), and an improved flame resistance property.

Polyurethane Foam using HFO Propellants

The invention pertains generally to a shelf-stable polyurethane HFO-blown two-component polyurethane foam composition which includes controlling the ratio of tin-containing catalyst(s) to potassium-containing catalyst(s).

Ethoxylated Vegetable Oils in Low Density Spray Foam Formulations

Alkoxylated natural oils are useful for preparation of water-blown polyurethane foams and can replace polyols and emulsifiers generally used in the art to provide polyol compositions having greater shelf-stability and blend-stability. Methods for preparing polyol compositions useful for preparation of water-blown polyurethane compositions, for preparing the polyurethane compositions using the polyol compositions, and kits comprising the polyol compositions are also described. 1. A polyol composition for preparing a water-blown polyurethane foam , comprising (a) a polyol component comprising a Calkoxylated natural oil , (b) a catalyst , and (c) a blowing agent comprising at least 50 wt. % water , wherein the polyol composition comprises at least 10 wt. % of the Calkoxylated natural oil.2. The polyol composition of that is substantially free of an emulsifier.3. The polyol composition of comprising from 10 weight % to 50 weight % of the Calkoxylated natural oil.4. The polyol composition of comprising at least about 10 wt. % water.5. The polyol composition of claim 1 , wherein the natural oil is castor oil claim 1 , soybean oil claim 1 , peanut oil claim 1 , sunflower oil claim 1 , rapeseed oil claim 1 , palm oil claim 1 , cottonseed oil claim 1 , groundnut oil claim 1 , palm kernel oil claim 1 , coconut oil claim 1 , olive oil claim 1 , corn oil claim 1 , grape seed oil claim 1 , linseed oil claim 1 , safflower oil claim 1 , sesame oil claim 1 , maize oil claim 1 , lesquerella oil claim 1 , sesame oil claim 1 , cotton oil claim 1 , jatropha oil claim 1 , fish oil claim 1 , herring oil claim 1 , sardine oil claim 1 , tallow claim 1 , lard claim 1 , or a mixture thereof.6. The polyol composition of claim 5 , wherein the natural oil is castor oil claim 5 , soybean oil claim 5 , or a mixture thereof.7. The polyol composition of claim 5 , wherein the natural oil is castor oil.8. The polyol composition of claim 5 , wherein the natural oil is a mixture of castor oil and ...

1K HIGH HARDNESS, HIGH IMPACT RESISTANCE COATING

A coating composition can be made by providing an aminoalkoxysilane and, in the substantial absence of water, reacting at least a portion of the aminoalkoxysilane with at least one epoxide-containing compound including an aliphatic group to yield at least one alkoxysilylamine, and then reacting the alkoxysilylamine with at least one isocyanate reagent containing at least two isocyanate groups to yield a monomer having plural alkoxysilane groups and, in many embodiments, at least two branched aliphatic groups having at least six carbon atoms. A coating composition thus formed exhibits high durability and good flexibility. Also disclosed is a method of applying a coating composition to a substrate and allowing the coating composition to cure, and the cured coating resulting from such application. 2. The method according to claim 1 , 0.5 to 1.5 parts of said aminoalkoxysilane being blended with 0.25 to 1.5 parts of said compound of formula (2).3. The method of claim 2 , said alkoxysilylamine being reacted with 0.05 to 0.75 parts of said isocyanate reagent.4. The method according to claim 1 , further comprising providing a catalytic deprotectant in an amount catalytically effective to deprotect alkoxy groups when said monomer is exposed to ambient water claim 1 , said catalytic deprotectant comprising at least one of an alkylamine and an organotin compound.5. The method according to claim 4 , said catalytic deprotectant comprising at least one of dibutylamine and dibutyltin dilaurate.7. The method according to claim 1 , said compound of formula (2) being a glycidyl aliphatic ester.14. The method according to claim 1 , further including adding a pigment.15. The method according to claim 14 , the pigment including titanium dioxide.16. A coating composition prepared by the method according to .19. The coating composition according to claim 17 , further comprising a pigment.20. The coating composition according to claim 19 , the pigment including titanium dioxide.21. A ...

AMINE COMPOSITION USEFUL FOR MAKING STABLE POLYURETHANE FOAM SYSTEMS

A catalyst composition comprising at least one compound with a general formula I: 2. The catalyst composition of wherein Ris C-Calkyl and Rand Rare each independently C-Calkyl.4. The catalyst composition of wherein Rand Rare each independently C-Calkyl.6. The catalyst composition of wherein the at least one compound with a general formula I is selected from the group consisting of N claim 1 , N″-diethyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-dipropyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-diisopropyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-dibutyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-diisobutyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-disecbutyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-ditertbutyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-dipentyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-diisopentyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-ditertpentyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-dineopentyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-disecpentyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine): N claim 1 , N″-di(3-pentyl)-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-disecisoopentyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-dihexyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-diisohexyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N″-dineohexyl-N claim 1 , N′ claim 1 , N″-trimethyl(diethylenetriamine); N claim 1 , N′″-diethyl-N claim 1 , N′ claim 1 , N″ claim 1 ,N′″-tetramethyl(triethylenetetramine): N claim 1 , N′″-diproyl-N claim 1 , N′ claim 1 , N″ claim 1 ,N′″- ...

METHOD FOR PRODUCING PULTRUDED PRODUCTS ON THE BASIS OF POLYURETHANE

Described herein is a process for the production of a pultrudate by mixing (a) di- or polyisocyanates, (b) compounds having at least two groups reactive toward isocyanates, (c) catalyst, (d) mold-release agent, and optionally, (e) other auxiliaries and additional substances, to give a pultrusion resin system, and wetting and hardening a fiber material therewith, where the di- and polyisocyanates (a) are mixed with a polyol component (B) including compounds (b) having at least two groups reactive toward isocyanates, catalysts (c) mold-release agents (d) and optionally other auxiliaries and additional substances (e), and the pH of the polyol component (B) is in the range from 6.5 to 8.5. Also described herein is a pultrudate obtainable by this process. 2. The process for the production of a pultrudate according to claim 1 , wherein a water content in the polyol component (B) is less than less than 1% by weight claim 1 , based on a total weight of the polyol component (B).3. The process for the production of a pultrudate according to claim 1 , wherein the polyol component (B) comprises a buffer system comprising polybasic inorganic acids.4. The process for the production of a pultrudate according to claim 1 , wherein the catalysts (c) comprise amine catalysts.5. The process for the production of a pultrudate according to claim 1 , wherein the mold-release agent (d) comprises fatty acid and/or fatty acid ester.6. The process for the production of a pultrudate according to claim 1 , wherein the di- and polyisocyanates (a) comprise polymeric MDI with average functionality from 2.1 to 2.8.7. The process for the production of a pultrudate according to claim 1 , wherein the compounds having at least two groups (b) reactive toward isocyanates comprise polyetherols with average functionality from 2 to 4 and with at least 50% content of secondary OH groups.8. The process for the production of a pultrudate according to claim 1 , wherein an average OH number of the compounds ...

Process for Extending the Shelf Life of Gaseous Olefinic Propellants in Polyurethane Foams

The invention described herein generally pertains to a composition and a method for improving the shelf life of a gaseous hydrofluoroolefin propellant, the improvement comprising at least the increased aromatic polyester polyol(s) in combination with a tertiary amine catalyst comprising at least two cyclohexyl rings and an aliphatic metal salt catalyst, the amine catalyst having less than 10% nitrogen on a weight basis. 117-. (canceled)19. The polyurethane foam of whereinsaid at least one aromatic polyester polyol is at least two aromatic polyester polyols.20. The polyurethane foam of which further comprisesno more than ˜1 wt. % of an aliphatic polyether polyol.21. The polyurethane foam of comprising:essentially no added water.22. The polyurethane foam of in which the at least one aromatic polyester polyol comprises:at least two aromatic rings.23. The polyurethane foam of whereinthe at least one tertiary amine catalyst comprises no more than 11 wt. % nitrogen.24. The polyurethane foam of whereinthe at least one tertiary amine catalyst comprises no more than 10 wt. % nitrogen.25. The polyurethane foam of whereinthe aliphatic metal salt is a metal alkanoate.26. The polyurethane foam of whereinthe metal alkanoate is a potassium alkanoate.27. The polyurethane foam of whereinthe potassium alkanoate is potassium octoate.28. The polyurethane foam of whereinthe polyurethane foam has a rise, a height, an initial foam gel time and a tack time which is within approximately 20% of those parameters using the propellant HFO-1234ze as compared to a polyurethane foam blown using the blowing agent HFC-134a after accelerated aging of said reactants when under pressure of at least approximately 130 psi.29. The polyurethane foam of whereina catalytic decay ratio of the gel time of the polyurethane foam exposed to accelerated aging involving storing the reactant combination and propellant at 50° C. for approximately 48 days prior to reacting the “A” and “B” cylinders and spraying the ...

POLYURETHANE FOAM PRODUCTION PROCESS, PRE-MIX, FORMULATION, AND PRODUCT

Disclosed are a process of producing a polyurethane foam product, a polyurethane foam product pre-mix, polyurethane foam product formulation, and a polyurethane foam product. The process of producing the polyurethane foam product includes contacting a halohydrin component with a polyurethane foam product pre-mix. The polyurethane foam product pre-mix includes the halohydrin component. The polyurethane foam product formulation includes a polyol component, an isocyanate component, and a halohydrin component. The polyurethane foam product is formed by the pre-mix having the halohydrin component. 1. A process of producing a polyurethane foam product , the process comprising contacting a halohydrin component with a polyurethane foam product pre-mix; wherein the polyurethane foam product pre-mix includes a tertiary amine catalyst component.2. (canceled)3. The process of claim 1 , wherein the process further comprises contacting the polyurethane foam product pre-mix and halohydrin component with an isocyanate component.4. The process of claim 1 , wherein the halohydrin component includes a halohydrin compound selected from the group consisting of 3-chloro-1-propanol claim 1 , 6-chloro-1-hexanol claim 1 , 2-(2-chloroethoxy) ethanol claim 1 , 2 claim 1 ,3-dichloro propanol claim 1 , 2 claim 1 ,2-dichloroethanol claim 1 , 1-chloro-2-propanol claim 1 , 3-bromo-1-propanol claim 1 , chlorobutanol claim 1 , ethylene chlorhydrin claim 1 , 1-chloro-5-pentanol claim 1 , 1-chloro-2 claim 1 ,3-propanediol claim 1 , and combinations thereof.5. The process of claim 1 , wherein the polyurethane foam product pre-mix includes a silicon surfactant.6. The process of claim 5 , wherein the silicon surfactant is devoid of acyl groups.7. The process of claim 5 , wherein the silicon surfactant is selected from the group consisting of polyalkylsiloxane claim 5 , polyoxyalkylene claim 5 , polyol-modified dimethylpolysiloxane claim 5 , alkylene glycol-modified dimethylpolysiloxane claim 5 , or a ...

Methods for producing flame-retardant pur/pir foam materials

The invention relates to flame-retardant polyurethane foam materials or polyurethane/polyisocyanurate foam materials (also referred to individually or collectively as “PUR/PIR foam materials” below) and to methods for producing PUR/PIR foam materials by reacting a reaction mixture containing A1 an isocyanate-reactive component, A2 a propellant, A3 a catalyst, A4 optionally an additive, and A5 a flame retardant with B an isocyanate component, wherein the production is carried out using an index of 80 to 600. The invention is characterized in that the flame retardant A5 contains (hydroxymethyl)phosphonate and optionally the dimer thereof as component A5.1.

Viscoelastic Polyurethane Foam with Aqueous Polymer Dispersant

A reaction system for forming a viscoelastic polyurethane foam includes an isocyanate component and an isocyanate-reactive component that includes at least a polyol component, an additive component, and a preformed aqueous polymer dispersant. The mixture includes 50.0 wt % to 99.8 wt % of the polyol component, 0.1 wt % to 49.9 wt % of the additive component, and 0.1 wt % to 6.0 wt % of the preformed aqueous polymer dispersant. The aqueous polymer dispersant has a pH from 6.0 to 12.0 and includes from 5 wt % to 60 wt % of a polymeric component and from 40 wt % to 95 wt % of a fluid medium. The polymeric component includes at least one base polymer derived from 20 wt % to 100 wt % of at least one hydrophilic acid monomer having at least one carbonyl group, phosphate group, phosphonate group, or sulfonyl group, and optionally derived from at least one hydrophobic terminally unsaturated hydrocarbon monomer. 1. A reaction system for forming a viscoelastic polyurethane foam that has a resiliency of less than or equal to 20% as measured according to ASTM D 3574 , the reaction system comprising:an isocyanate component that includes at least one isocyanate, an isocyanate index of the reaction system being from 50 to 110; and from 50.0 wt % to 99.8 wt % of the polyol component, based on the total weight of the mixture, the polyol component including at least one polyether polyol,', 'from 0.1 wt % to 49.9 wt % of the additive component, based on the total weight of the mixture, that includes at least one catalyst, and', 'from 0.1 wt % to 6.0 wt % of the preformed aqueous polymer dispersant having a pH from 6.0 to 12.0, based on the total weight of the mixture, the aqueous polymer dispersant including from 5 wt % to 60 wt % of a polymeric component and from 40 wt % to 95 wt % of a fluid medium that includes at least water, the polymeric component including at least one base polymer derived from 20 wt % to 100 wt % of at least one hydrophilic acid monomer having at least one ...

METHOD FOR PRODUCING POLYURETHANE HARD FOAM COMPOSITE ELEMENTS USING MANNICH POLYOLS

The present disclosure relates to a method for producing rigid polyurethane foam composite elements, including at least one outer layer and a rigid polyurethane foam layer, by mixing (a) polyisocyanates with (b) compounds having at least two hydrogen atoms reactive with isocyanate groups, (c) optionally flame retardant(s), (d) blowing agent, (e) catalyst, and (f) optionally auxiliaries and adjuvants to form a reaction mixture, applying the reaction mixture to the outer layer, and curing it to form the rigid polyurethane foam. The present disclosure further relates to a rigid polyurethane foam composite element obtainable by such a method. 1. A method for producing rigid polyurethane foam composite elements , comprising at least one outer layer and a rigid polyurethane foam layer , by mixing(a) polyisocyanates with(b) compounds having at least two hydrogen atoms reactive with isocyanate groups,(c) optionally flame retardant(s),(d) blowing agent,(e) catalyst, and(f) optionally auxiliaries and adjuvantsto form a reaction mixture, applying the reaction mixture to the outer layer, and curing it to form the rigid polyurethane foam,where component (b) comprises at least one polyether alcohol (b1), prepared by alkoxylation of a starter or of a starter mixture having an average functionality of 4 to 8 and a hydroxyl number of 300 to 600 mg KOH/g,at least one aromatic Mannich condensate (b2), which may have been alkoxylated, preparable by reaction of an aromatic compound which on an aromatic ring carries at least one hydroxyl group and/or at least one group —NHR, where R is any organic radical or is hydrogen, one or more aldehydes and/or ketones, and one or more primary or secondary amines,at least one aromatic polyester polyol (b3), andoptionally chain extenders and/or crosslinking agents,the fraction of aromatic Mannich condensate being greater than 5 wt % to less than 20 wt %, based on the total weight of component (b).2. The method according to claim 1 , wherein the ...

PROCESS FOR PREPARING POLYISOCYANURATE RIGID FOAMS

Provided herein is a process for preparing a rigid polyisocyanurate foam including reacting a composition (A) including a polyesterol, a blowing agent including formic acid, a catalyst system including at least one trimerization catalyst and at least one polyisocyanate as component (B), wherein composition (A) further includes at least one polyether alcohol prepared by addition of alkylene oxides to toluenediamine. Further provided herein is a rigid polyisocyanurate foam obtained through the process described herein and the use of said rigid polyisocyanurate foam as insulating material. 1. A process for preparing a rigid polyisocyanurate foam comprising:reacting: a polyesterol,', 'a blowing agent comprising formic acid, and', 'a catalyst system comprising at least one trimerization catalyst, and, '(A) a composition (A) comprising(B) at least one polyisocyanate as component (B),wherein composition (A) further comprises at least one polyether alcohol prepared by addition of alkylene oxides to toluenediamine.2. The process according to claim 1 , wherein the rigid polyisocyanurate foam has a proportion of closed cells in accordance with DIN ISO 4590 of greater than 85%.3. The process according to claim 1 , wherein the rigid polyisocyanurate foam has a compressive strength in accordance with DIN 53 421/DIN EN ISO 604 of greater than or equal to 80 kPa.4. The process according to claim 1 , wherein the polyether alcohol prepared by addition of alkylene oxides to toluenediamine has a hydroxyl number in the range from 100 to 600.5. The process according to claim 1 , wherein the polyesterol is selected from the group consisting of polyesterols prepared from phthalic acid claim 1 , terephthalic acid claim 1 , and a derivative thereof.6. The process according to claim 1 , wherein the trimerization catalyst is selected from the group consisting of potassium formate claim 1 , potassium acetate claim 1 , potassium octanoate claim 1 , ammonium formate claim 1 , ammonium acetate ...

CO-CATALYSTS FOR POLYURETHANE COLD BOX BINDERS

The subject matter of the present invention is a binder system containing blocked tertiary amines or amidines as co-catalysts for a polyurethane cold-box application. It also relates to the molding material mixtures produced using such a binder system further comprising volatile tertiary amines, a method for producing the molding material mixtures, and the cores and molds made from the molding material mixtures according to the cold-box process. 1. A binder system , comprising:(A) at least one polyol component having one or more polyols with at least two OH groups per molecule, wherein the polyol component comprises at least one phenol resin;(B) at least one isocyanate component having one or more polyisocyanates each with at least two NCO groups per molecule;(C) at least one blocked amine compound obtainable from the reaction of at least one tertiary amine and/or at least one amidine with at least one acid and/or one phenol, each of which may be substituted, as co-catalyst; and(D) at least one volatile tertiary amine compound having a boiling point of below 100° C. as a catalyst.2. The binder system according to claim 1 , wherein the polyisocyanate comprises an aromatic polyisocyanate claim 1 , especially a polymethylene polyphenyl polyisocyanate.3. The binder system according to claim 1 , wherein the polyisocyanate claim 1 , contains at least one of: a uretoneimine group and a carbodiimide group claim 1 , and is in particular a methylenediphenyl diisocyanate with at least one uretoneimine and/or carbodiimide group.4. The binder system according to claim 1 , wherein either component (A) or (B) comprises a solvent and the solvent is selected from the group consisting of: a silicic acid ester claim 1 , of an oligomeric silicic acid ester claim 1 , and mixtures thereof.5. The binder system according to claim 1 , wherein the phenol resin can be obtained by reacting a phenol compound with an aldehyde compound in weakly acidic medium using catalysts.6. The binder system ...

Methods for designing polyisocyanurate foam-forming compositions, related polyisocyanurate foam-forming compositions, and foams produced thereby

Disclosed are methods for designing a polyisocyanurate foam-forming composition with good low temperature insulation performance. The methods include: (a) measuring the LTTR of a first polyisocyanurate faced foam laminate prepared from a first polyisocyanurate foam-forming composition comprising a blowing agent composition comprising one or more hydrocarbon blowing agents with an atmospheric pressure boiling point of at least 68° F. (20° C.), wherein the LTTR is measured according to CAN/UL S770-09 at a plurality of temperatures to identify a calculated inflection point temperature below which defines a first mathematical correlation between temperature and the LTTR of the first polyisocyanurate faced foam laminate and above which defines a second mathematical correlation between temperature and the LTTR of the first polyisocyanurate faced foam laminate; (b) identifying a plurality of predicted mathematical correlations between temperature and the LTTR of the first polyisocyanurate faced foam laminate at a plurality of reduced inflection point temperatures below the calculated inflection point temperature; and (c) using the plurality of predicted mathematical correlations identified in step (b) to design a second polyisocyanurate foam-forming composition that is different from the first polyisocyanurate foam-forming composition and which comprises a blowing agent composition comprising one or more hydrocarbon blowing agents with an atmospheric pressure boiling point of at least 68° F. (20° C.), wherein the second polyisocyanurate foam-forming composition produces a second polyisocyanurate faced foam laminate that has a LTTR of at least 5.4 ft 2·hr·° F./BTU·inch (0.936 m2·° C./W@25 mm) at all mean insulation temperatures within a temperature range of 10° F. to 75° F. (—12.2° C. to 23.9° C.), when measured according to CAN/UL S770-09.

Viscoelastic polyurethane foam with coating

A coated viscoelastic polyurethane foam includes a viscoelastic polyurethane foam having the coating thereon, the viscoelastic polyurethane foam having a resiliency of less than or equal to 20% as measured according to ASTM D3574, and a coating material on and embedded within the viscoelastic polyurethane foam, the coating material including an aqueous polymer emulsion and an encapsulated phase change material.

TRIMERIZATION CATALYSTS FROM STERICALLY HINDERED SALTS AND TERTIARY AMINES HAVING ISOCYANATE REACTIVE GROUPS

The present invention provides trimerization catalyst compositions having a sterically hindered carboxylate salt used in combination with a tertiary amine catalysts having isocyanate reactive groups and methods to produce a polyisocyanurate/-polyurethane foam using such trimerization catalyst compositions. 1. A composition comprising the contact product of:(a) at least one active hydrogen-containing compound;(b) a catalyst composition comprising at least one sterically hindered carboxylate salt;(c) at least one tertiary amine catalyst having at least one isocyanate reactive group comprising a member selected from the group consisting of primary hydroxyl group, a secondary hydroxyl group, a primary amine group, a secondary amine group, a urea group or an amide group, and(d) at least one blowing agent, with the proviso that the at least one blowing agent is not a chlorofluorocarbon.2. The composition of claim 1 , wherein the at least one sterically hindered carboxylate salt comprises at least one quaternary carbon moiety.4. The composition of claim 3 , wherein R claim 3 , R claim 3 , and Rare selected independently from methyl claim 3 , ethyl claim 3 , propyl claim 3 , butyl claim 3 , pentyl claim 3 , hexyl claim 3 , heptyl claim 3 , octyl claim 3 , phenyl claim 3 , tolyl claim 3 , and benzyl.5. (canceled)6. The composition of claim 3 , wherein M is an ion of lithium claim 3 , potassium claim 3 , sodium claim 3 , or rubidium.7. (canceled)8. The composition of claim 3 , wherein M is tetramethylammonium claim 3 , tetraethylammonium claim 3 , tetrapropylammonium claim 3 , tetrabutylammonium claim 3 , dimethyldiallyl-ammonium claim 3 , trimethyl(2-hydroxypropyl)ammonium claim 3 , triethyl(2-hydroxypropyl)ammonium claim 3 , tripropyl(2-hydroxypropyl)ammonium claim 3 , tributyl(2-hydroxypropyl)ammonium claim 3 , trimethyl-(2-hydroxyethyl)ammonium claim 3 , triethyl(2-hydroxyethyl)ammonium claim 3 , tripropyl(2-hydroxyethyl)-ammonium claim 3 , tributyl(2-hydroxyethyl) ...

POLYURETHANE RESIN

Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomethyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component. 1. A polyurethane resin obtained by a reaction between a polyisocyanate component comprising 1 ,4-bis(isocyanatomethyl)cyclohexane consisting of 80-93% by mole of trans isomers and the remaining 7-20% by mole of cis isomers , wherein the cis and the trans isomers equal 100% by mole , and an active hydrogen compound component , wherein the polyisocyanate component contains not less than 50% by mole of the 1 ,4-bis(isocyanatomethyl)cyclohexane.2. The polyurethane resin according to claim 1 , being a molding resin.3. The polyurethane resin according to claim 1 , being an optical polyurethane resin.4. The polyurethane resin according to claim 3 , wherein the active hydrogen compound component is a polyol component having a hydroxyl value of 280 to 1240 mg KOH/g and an average functionality of more than 2 and less than 5.5. The polyurethane resin according to claim 1 , whereinthe polyisocyanate component comprises a polyisocyanate containing the 1,4-bis (isocyanatomethyl) cyclohexane;the active hydrogen compound component comprises a high-molecular-weight polyol, an active hydrogen compound comprising a hydrophilic group, and a chain extender; andfirst, the polyisocyanate is allowed to react with the high-molecular-weight polyol and the active hydrogen compound comprising a hydrophilic group to prepare an isocyanate group-terminated prepolymer, andsubsequently, the isocyanate group-terminated prepolymer andthe chain extender are allowed to react to thereby obtain an aqueous polyurethane resin.6. A film claim 5 , being made of the polyurethane resin as defined in .7. Artificial and synthetic leather claim 5 , using the polyurethane resin as defined in .8. The polyurethane resin according to claim 1 , being a granular ...

Process for the production of spray polyurethane elastomers and the elastomers produced by this process

Polyurethane elastomers having solids contents greater than 40% by weight are produced from a sprayable polyurethane-forming system composed of an isocyanate component and an isocyanate-reactive component. The isocyanate component has a solids content of from 40 to 80 wt. %, based on total weight of isocyanate component and is made up of at least one aromatic polyisocyanate having an NCO content of from 24 to 33%, a functionality of from 2 to 3 and at least one solid filler. The isocyanate-reactive component has a solids content of from 40 to 80 wt. %, based on total weight of the isocyanate-reactive component and is composed of at least one polyether polyol having a hydroxyl number of from 25 to 40 and a functionality of from 2 to 4, and at least one solid filler.

METHOD FOR COATING WHEEL RIMS, AND RESULTANT DIRT-REPELLENT AND BRAKE DUST-RESISTANT COATINGS

The present invention relates to a method for producing coatings on metal surfaces, wherein an optionally precoated metal surface has applied to it a coating material composition (K) which comprises 1: A method for producing a coating on a metal surface , the method comprising:applying a coating material composition (K) to at least a part of the metal surface,wherein the coating material composition (K) comprises:a) a polyhydroxyl group-containing component (A), {'br': None, 'i': x', 'x', 'n', 'y', 'y', 'm, '—N(X—SiR″(OR′)3-)(X′—SiR″(OR′)3-)\u2003\u2003(I)'}, 'b) a component (B) having on average at least one free and/or blocked isocyanate group and having on average at least one hydrolyzable silane group of formula (I)whereinR′ is hydrogen, alkyl, cycloalkyl, aryl, or aralkyl, wherein a carbon chain thereof is optionally interrupted by nonadjacent oxygen, sulfur, or NRa groups, wherein Ra is alkyl, cycloalkyl, aryl, or aralkyl,X and X′ are each linear and/or branched alkylene or cycloalkylene radical having 1 to 20 carbon atoms,R″ is alkyl, cycloalkyl, aryl, or aralkyl, wherein a carbon chain thereof is optionally interrupted by nonadjacent oxygen, sulfur, or NRa groups, wherein Ra is alkyl, cycloalkyl, aryl or aralkyl,n is a number of 0 to 2,m is a number of 0 to 2,m+n is a number of 2, andx and y are each number of 0 to 2, and wherein the metal surface is optionally a metal surface of a wheel rim,', '5 to 50 mol % of the isocyanate groups originally present in the component (B) undergoes a reaction to form silane groups of the formula (I), and', 'the phosphorus-containing catalyst (D) is at least one selected from the group consisting of a phosphorus-containing acid and a partial ester of a phosphorus-containing acid., 'c) a phosphorus-containing catalyst (D),'}2: The method as claimed in claim 1 , wherein 10 to 50 mol % of the isocyanate groups originally present in the component (B) undergoes the reaction to form the silane groups of the formula (I).3: The ...

POLYURETHANE FOAM PREMIXES CONTAINING HALOGENATED OLEFIN BLOWING AGENTS AND FOAMS MADE FROM SAME

The invention provides polyurethane and polyisocyanurate foams and methods for the preparation thereof. More particularly, the invention relates to closed-celled, polyurethane and polyisocyanurate foams and methods for their preparation. The foams are characterized by a fine uniform cell structure and little or no foam collapse. The foams are produced with a polyol premix composition which comprises a combination of a hydrohaloolefin blowing agent, a polyol, a silicone surfactant, and a precipitation-resistant metal-based catalyst used alone or in combination with an amine catalyst. 1. A foamable composition comprising:a. a blowing agent comprising a tetrafluoropropene, a chlorotrifluoropropene, and/or a hexafluorobutene;b. one or more polyols,c. one or more surfactants,d. water, ande. at least one precipitant resistant metal catalyst selected from the group consisting of a precipitant resistant cobalt-based metal catalyst, a precipitant resistant zinc-based metal catalyst, a precipitant resistant tin-based metal catalyst, a precipitant resistant zirconate-based metal catalyst, a precipitant resistant manganese-based metal catalyst, a precipitant resistant titanium-based metal catalyst and combinations thereof.2. The foamable composition of wherein said precipitant resistant metal catalyst comprises a precipitant resistant cobalt-based metal catalyst.3. (canceled)4. The foamable composition of wherein said precipitant resistant cobalt-based metal catalyst is selected from the group consisting of cobalt octoate claim 2 , cobalt hexanoate claim 2 , cobalt ethylhexanoate claim 2 , cobalt acetylacetonate claim 2 , cobalt ethoxide claim 2 , cobalt propoxide claim 2 , cobalt butoxide claim 2 , cobalt isopropoxide claim 2 , cobalt butoxide claim 2 , derivatives thereof claim 2 , and combinations thereof.5. The foamable composition of wherein said precipitant resistant metal catalyst comprises a precipitant resistant zinc-based metal catalyst.6. (canceled)7. The foamable ...

IN-SITU FOAMING SYSTEM FOR FORMING FLAME-RETARDANT POLYURETHANE FOAM IN SITU

An in-situ foaming system for forming a flame-retardant polyurethane foam in situ comprising a first liquid containing a polyisocyanate (A), a second liquid containing a polyol (B), a trimerization catalyst (C), a foaming agent (D), a foam stabilizer (E), and additives (F) comprising red phosphorus and at least one member selected from the group consisting of phosphoric acid esters, phosphate-containing flame retardants, bromine-containing flame retardants, boron-containing flame retardants, antimony-containing flame retardants, and metal hydroxides. 17-. (canceled)8. A flame-retardant polyurethane resin composition comprising:a polyisocyanate (A),a polyol (B),a trimerization catalyst (C),a foaming agent (D),a foam stabilizer (E), andadditives (F) comprising red phosphorus and at least one member selected from the group consisting of phosphoric acid esters, phosphate-containing flame retardants, bromine-containing flame retardants, boron-containing flame retardants, antimony-containing flame retardants, metal hydroxides and needle-shaped fillers.9. The flame-retardant polyurethane composition according to claim 8 , wherein the gross calorific value measured with heating a sample of the polyurethane foam at a radiant heat intensity of 50 kW/mfor 10 minutes for a cone calorimeter test based on ISO-5660 is not less than 2 MJ/mand not more than 7.1 MJ/m.10. The flame-retardant polyurethane composition according to claim 8 , wherein the gross calorific value measured with heating a sample of the polyurethane foam at a radiant heat intensity of 50 kW/mfor 20 minutes for a cone calorimeter test based on ISO-5660 is not less than 4.1 MJ/mand not more than 10.3 MJ/m.11. The flame-retardant polyurethane composition according to claim 8 , whereinthe trimerization catalyst (C) is contained within a range of 0.1 to 10 parts by weight,the foaming agent (D) is contained within a range of 0.1 to 30 parts by weight,the foam stabilizer (E) is contained within a range of 0.1 to 10 ...

RIGID FOAM WITH IMPROVED INSULATING POWER

A rigid foam or composition allowing a rigid foam to be obtained made from polyurethane and/or polyisocyanurate. The rigid foam or composition includes polyols selected from polyester polyols and polyether polyols; the polyols include: 5 to 50% of a polyester polyol A by weight relative to the total weight of the polyols; and a polyol B selected from polyester polyols B and polyether polyols B. The polyester polyol A is of general formula Rx-Ry-Z-Ry′-Rx′ in which Z is a C3 to C8 alcohol sugar chosen from glycerol, sorbitol, erythritol, xylitol, araditol, ribitol, dulcitol, mannitol and volemitol. Ry and Ry′ are diesters of formula —OOC—Cn-COO— in which n is between 2 and 34, and Rx and Rx′ are identical or different C2 to C12 monoalcohols. 115-. (canceled)16. A rigid foam or composition allowing a rigid foam to be obtained made from polyurethane and/or polyisocyanurate , said foam or composition comprising polyols selected from polyester polyols and polyether polyols; said polyols comprising:from 5 to 50% of a polyester polyol A by weight relative to the total weight of the polyols; and a polyol B selected from polyester polyols B and polyether polyols B;{'sub': 'n', 'said polyester polyol A being of general formula Rx-Ry-Z-Ry′-Rx′ wherein, Z is a C3 to C8 alcohol sugar selected from glycerol, sorbitol, erythritol, xylitol, araditol, ribitol, dulcitol, mannitol and volemitol, Ry and Ry′ are diesters of formula —OOC—C—COO— with n comprised between 2 and 34, and Rx and Rx′ are identical or different C2 to C12 monoalcohols.'}17. The rigid foam or composition allowing a rigid foam to be obtained according to claim 16 , wherein the mass ratio of polyester polyol A over the polyol B is comprised between 5/95 and 50/50.18. The rigid foam or composition allowing a rigid foam to be obtained according to claim 16 , wherein said polyester polyol A being obtained by:a first polycondensation (a) of a C3 to C8 alcohol sugar Z, selected from glycerol, sorbitol, erythritol, xylitol ...

POLYURETHANE CATALYSTS FROM SULFUR BASED SALTS

This invention discloses the use of sulfite salts as catalysts to make polyurethane polymers. In particular, this invention discloses the use of metal salts such as alkali metal salts as well as alkyl ammonium salts such as tetralkyl ammonium salts as catalysts to make polyurethane polymers. The sulfite salts are useful to make a wide variety of polyurethane polymers and polyurethane foam polymer products such as flexible polyurethane foam polymers, rigid foam polyurethane polymers, semi-rigid polyurethane polymer, microcellular polyurethane polymer, and spray foam polyurethane polymer as well as any polymeric material that requires the assistance of catalysts to promote the formation of urethane and urea bonds such as those found in polyurethane emusions for paints, coatings, protective coatings, lacquer, etc as well as other polyurethane or polyurethane containing materials such as thermoplastic polymers, thermoplastic polyurethane polymers, elastomers, adhesives, sealants, etc. Examples of catalysts comprising the invention include sodium sulfite, potassium sulfite, lithium sulfite, tetramethylammonium sulfite and the like. 1. A composition comprising at least one sulfite , at least one tertiary amine and at least one polyester polyol.2. The composition of wherein the sulfite has a structural formula of at least one of: i) MSOwhere M is an alkali metal selected from the group of Na claim 1 , K claim 1 , Li claim 1 , Cs claim 1 , ii) MSOwhere M is an alkali earth metal selected from the group of Ca claim 1 , Mg claim 1 , Sr claim 1 , Ba; and iii) MSOwhere M is a quaternary ammonium ion of general formula RRRRN where R claim 1 , R claim 1 , R claim 1 , Rare C-Calkyl claim 1 , alkelnyl claim 1 , aryl claim 1 , alkylaryl claim 1 , substituted alkyl claim 1 , alkenyl or alkylaryl linear claim 1 , branched with or without heterocyclic containing groups.3. The composition of wherein the sulfite comprises at least one member selected from the group consisting of sodium ...

LATENT CATALYST FOR THE PRODUCTION OF POLYURETHANE FOAM

The present technology provides a foam-forming composition comprising at least one polyol, at least one isocyanate, at least one copper catalyst composition, and at least one surfactant. The copper catalyst composition may comprise a copper (II) compound dissolved in a solvent. In one embodiment, the copper catalyst composition comprises (Cu(II)(acac)) dissolved in DMSO. 1. A foam-forming composition comprising:a) at least one polyol;b) at least one isocyanate;c) a catalyst composition comprising a copper (II) compound dissolved in a solvent; andd) at least one surfactant.2. The foam-forming composition of claim 1 , where the copper (II) compound comprises copper (II) coordinated to a ligand chosen from a carboxylate claim 1 , a diketonate claim 1 , a salicylate claim 1 , an organic salt claim 1 , a halide claim 1 , or a combination of two or more thereof.3. The foam-forming composition of claim 1 , where the catalyst composition comprises (Cu(II)(acac)).4. The foam-forming composition of claim 3 , where the solvent comprises DMSO.5. The foam-forming composition of claim 4 , where the catalyst composition comprises a co-diluent chosen from a fatty acid claim 4 , a vegetable oil claim 4 , or a combination thereof.6. The foam-forming composition of claim 1 , wherein the catalyst composition comprises two or more Cu(II) salts.7. The foam-forming composition of claim 6 , wherein the catalyst composition comprises Cu(II)(acac)and Cu(II)acetate.8. The foam-forming composition of claim 1 , where the catalyst composition comprises a copper concentration of about 0.04 to about 10% by weight of the catalyst composition.9. The foam-forming composition of claim 1 , comprising an optional component (e) chosen from a blowing agent claim 1 , a chain extender claim 1 , a crosslinker claim 1 , a filler claim 1 , a reinforcement claim 1 , a pigment claim 1 , a tint claim 1 , a dye claim 1 , a colorant claim 1 , a flame retardant claim 1 , an antioxidant claim 1 , an antiozonant claim ...

Curable resin composition

A polymer resin composition free of solvent and adapted for in situ curing including: (a) at least one epoxy resin compound; (b) at least one isocyanate compound; and (c) a catalyst system including a combination of at least one primary catalyst and at least one secondary catalyst; wherein the primary catalyst includes (ci) at least one organoantimony catalyst; and wherein the secondary catalyst includes (cii) a nitrogen-containing catalyst; and a process for preparing the above composition.

POLYURETHANE PRODUCT WITH SULFUR-CONTAINING POLYESTER POLYOL

A reaction system for forming a step-growth polymerized sulfur-containing polyester polyol includes at least one sulfur-containing component selected from the group of a sulfur-containing polyol or a sulfur-containing polycarboxylic acid, an amount of the at least one sulfur-containing component being from 1 wt % to 60 wt %, at least one aromatic component selected from the group of an aromatic multi-functional ester, an aromatic multi-functional carboxylic acid, and an aromatic anhydride, an amount of the at least one aromatic component being from 1 wt % to 60 wt %, at least one simple polyol that excludes sulfur and is different from the sulfur containing polyol, an amount of the at least one simple polyol being from 0 wt % to 60 wt %, and at least one polymerization catalyst. The reaction system for forming the sulfur-containing polyester polyol has a sulfur content that is from 2 wt % to 20 wt %. 1. A reaction system for forming a step-growth polymerized sulfur-containing polyester polyol , the reaction system comprising:at least one sulfur-containing component selected from the group of a sulfur-containing polyol and a sulfur-containing polycarboxylic acid, an amount of the at least one sulfur-containing component being from 1 wt % to 65 wt %, based on a total weight of the reaction system;at least one aromatic component selected from the group of an aromatic multi-functional ester, an aromatic multi-functional carboxylic acid, and an aromatic anhydride, an amount of the at least one aromatic component being from 1 wt % to 60 wt %, based on the total weight of the reaction system;at least one simple polyol that excludes sulfur and is different from the sulfur-containing polyol, an amount of the at least one simple polyol being from 0 wt % to 60 wt %, based on a total weight of the reaction system; andat least one polymerization catalyst,the reaction system for forming the sulfur-containing polyester polyol having a sulfur content that is from 2 wt % to 20 wt %, ...

THERMOSETTING FOAMS HAVING IMPROVED INSULATING VALUE

Disclosed are methods of forming foam comprising: (a) providing a foamable composition comprising an isocyanate, a polyol and a physical blowing agent comprising at least about 50% by weight of hydrohaloolefin, including trans1233zd, and wherein the polyol comprises a polyol or mixture of polyols such that the hydrohaloolefin, including trans1233zd, has a solubility in said polyol of less than about 30%; and (b) forming a foam from said foamable composition. 1. A method of producing thermosetting , thermal insulating foam comprising:(a) providing a foamable composition comprising an isocyanate, a polyol and a physical blowing agent, wherein said polyol comprises at least about 50% by weight of low solubility polyol relative to said physical blowing agent, and wherein said physical blowing agent comprising at least about 50% by weight of trans-1-chloro-3,3,3-trifluoropropene (trans1233zd); and(b) forming a foam from said foamable composition.2. The method of wherein the foam has an initial lambda less than or equal to 20 mW/mK.3. The method of wherein the foam has an aged lambda less than or equal to 27 mW/mK.4. The method of wherein the foam has a delta lambda less than about 7 mW/mK.5. The method of wherein said polyol comprises at least about 75% by weight of low solubility polyol.6. The method of wherein said polyol comprises at least about 75% by weight of polyester polyol.7. The method of wherein said physical blowing agent comprising at least about 75% by weight of said trans1233zd.8. The method of wherein said polyol comprises at least about 90% by weight of low solubility polyol.9. The method of wherein said physical blowing agent comprising at least about 75% by weight of said trans1233zd.10. The method of wherein said low solubility polyol comprises a polyol or mixture of polyols in which said trans1233zd has a solubility is said polyol of less than about 25% and wherein said foam has a delta lambda less than about 6 mW/mK.11. A methods of producing ...

Polyurethane resin

Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomehyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component.

REDUCED FLAMMABILITY FLEXIBLE POLYURETHANE FOAM

A method of forming a flexible polyurethane foam that passes BS 5852:2006 source V (Crib 5) test. The method includes providing a modified polyisocyanate polyaddition (PIPA) 5 polyol formed by contacting a PIPA polyol dispersion with at least one carboxylic acid having a melting point above zero degree Celsius and present in a carrier solvent. The PIPA polyol dispersion has a polyol liquid phase content of 60 wt. % to 90 wt. % and a solid particle phase content of 10 wt. % to 40 wt. % based on a total weight of the PIPA polyol dispersion. From 10 weight percent (wt. %) to 80 wt. % of the modified PIPA polyol is combined with 90 wt. % to 20 10 wt. % of at least another polyether polyol based on a total weight of a polyol blend of the PIPA polyol and the at least another polyether polyol, where the polyether polyol is formed with propylene oxide and ethylene oxide and has an equivalent weight of 1,000 to 2,000 and a functionality of 3 to 6. The combination of the modified PIPA polyol and the polyether polyol are reacted with a polyisocyanate and a blowing agent to form the flexible polyurethane foam. 1. A method of forming a flexible polyurethane foam passing BS 5852:2006 source V (Crib 5) test , comprising:providing a modified polyisocyanate polyaddition (PIPA) polyol formed by contacting a PIPA polyol dispersion with at least one carboxylic acid having a melting point above zero degree Celsius and present in a carrier solvent, wherein the PIPA polyol dispersion has a polyol liquid phase content of 60 wt. % to 90 wt. % and a solid particle phase content of 10 wt. % to 40 wt. % based on a total weight of the PIPA polyol dispersion;combining 10 weight percent (wt. %) to 80 wt. % of the modified PIPA polyol with 90 wt. % to 20 wt. % of at least another polyether polyol based on a total weight of a polyol blend of the PIPA polyol and the at least another polyether polyol, wherein the polyether polyol is formed with propylene oxide and ethylene oxide and has an equivalent ...

ONE-PART POLYURETHANE ADHESIVE WITH HIGH GREEN STRENGTH

A one-part polyurethane composition includes the reaction product of at least one polyether polyol PO, at least one thermoplastic polyester polyol PE, at least one hydrophobic polyol PH, and at least one polyisocyanate PI, preferably methylene diphenyl diisocyanate (MDI), wherein the composition has a remaining isocyanate content of between 0.8 and 3.5 wt.-%, preferably between 1.4 to 1.8 wt.-%, based on the total weight of the isocyanate-functional polymers comprised therein, and wherein said polyether polyol PO includes a bifunctional polyether polyol PO1 and a trifunctional polyether polyol PO2 and wherein said hydrophobic polyol PH is a polyester polyol based on fatty acids. The inventive one-component composition exhibits high green strength and long open time, as well as high storage stability. It is especially suitable as adhesive, in particular for automotive windshields and is preferably applied warm. 1. One-part polyurethane composition , comprising the reaction product ofA) at least one polyether polyol PO;B) at least one thermoplastic polyester polyol PE;C) at least one hydrophobic polyol PH;D) at least one polyisocyanate PI;wherein the composition has a remaining isocyanate content of between 0.8 and 3.5 wt.-%, based on the total weight of the isocyanate-functional polymers comprised therein,wherein said polyether polyol PO comprises a bifunctional polyether polyol PO1 and a trifunctional polyether polyol PO2 and wherein said hydrophobic polyol PH is a polyester polyol based on fatty acids.2. One-part polyurethane composition according to claim 1 , wherein said polyester polyol PE comprises poly(1 claim 1 ,6-hexamethylene adipate).3. One-part polyurethane composition according to claim 1 , wherein said hydrophobic polyol PH has an OH value of 30 to 75 mg KOH/g.4. One-part polyurethane composition according to claim 1 , wherein said hydrophobic polyol PH has a viscosity at 25° C. according to ASTM D4878-15 of between 5 Pa s and 150 Pa s.5. One-part ...

METHOD FOR PRODUCING A COMPOSITION COMPRISING A POLYURETHANE WITH NCO END GROUPS

The present invention relates to a method for producing a composition comprising at least one polyurethane with NCO end groups, and at least one catalyst B selected from among tertiary amines, said method comprising the following steps: a) production of a polyurethane with NCO end groups, comprising a step of polyaddition of a polyol composition and a polyisocyanate composition, in the presence of at least one catalyst A selected from the group consisting of—organo-metallic catalysts excluding tin-based catalysts, —tertiary amines, and—mixtures of same; and b) the addition of at least one catalyst B, selected from among tertiary amines, to the polyurethane with NCO end groups obtained in step a). 124-. (canceled)25. A process for the preparation of a composition comprising at least one polyurethane having NCO end groups and at least one catalyst B chosen from tertiary amines , said process comprising the following stages: organometallic catalysts, with the exception of tin-based catalysts,', 'tertiary amines, and', 'their mixtures,, 'a) preparing a polyurethane having NCO end groups, comprising a stage of polyaddition of a composition of polyol(s) and of a composition of polyisocyanate(s), in the presence of at least one catalyst A selected from the group consisting ofb) adding at least one catalyst B chosen from tertiary amines to the polyurethane having NCO end groups obtained on conclusion of stage a),wherein a total content of catalyst(s) A is less than or equal to 10,000 ppm, with respect to the total weight of the reactants used in the polyaddition reaction, andwhen the catalyst A is chosen from tertiary amines, its total content is less than 400 ppm, with respect to the total weight of the reactants used in the polyaddition reaction.26. The process as claimed in claim 25 , wherein the polyisocyanate(s) is (are) chosen from the group consisting of hexamethylene diisocyanate (HDI) claim 25 , heptane diisocyanate claim 25 , octane diisocyanate claim 25 , nonane ...

POLYURETHANE COMPOSITION

Provided is a polyol composition for obtaining a polyurethane foam by reacting the composition with a polyisocyanate compound. The polyol composition contains a polyol, a transition metal compound, and a tertiary amine. 1. A polyol composition for obtaining a polyurethane resin by reacting the composition with a polyisocyanate compound , the polyol composition comprisinga polyol,a transition metal compound, anda tertiary amine.2. The polyol composition according to claim 1 , wherein the transition metal compound comprises at least one transition metal selected from the group consisting of zinc claim 1 , copper claim 1 , iron claim 1 , tin claim 1 , lead claim 1 , and bismuth.3. The polyol composition according to claim 2 , wherein the transition metal compound comprises zinc.4. The polyol composition according to claim 3 , wherein the weight ratio of the zinc compound to the tertiary amine is 0.5 to 3.0.6. The polyol composition according to claim 1 , further comprising a flame retardant.7. The polyol composition according to claim 1 , whereinthe flame retardant is a combination of red phosphorus with at least one member selected from the group consisting of phosphoric esters, phosphate-containing flame retardants, bromine-containing flame retardants, boron-containing flame retardants, antimony-containing flame retardants, and metal hydroxides;the content of the red phosphorus is 5.5 parts by mass to 193 parts by mass per 100 parts by mass of the polyol; andthe total content of the flame retardant is 16 parts by mass to 260 parts by mass per 100 parts by mass of the polyol.8. A polyurethane premix composition comprising separately the polyol composition of and a polyisocyanate compound.9. A polyurethane composition claim 1 , which is a mixture of the polyol composition of and a polyisocyanate compound.10. The polyurethane composition according to claim 9 , which has an isocyanate index of 300 or more.11. A polyurethane resin obtained by curing the polyurethane ...

FLAME RETARDANT LIQUID SOLUTION, POLYURETHANE FOAM-FORMING COMPOSITIONS, POLYURETHANE FOAM AND ARTICLES MADE THEREFROM

There is provided herein a flame retardant liquid solution comprising a brominated flame retardant solute and a hydroxyl-functional phosphonate solvent of the general formula (I) described herein; and, wherein the solvent of the general formula (I) has a viscosity of less than 1,000 cps. In addition, there is provided a polyurethane foam-forming composition comprising a polyol, a catalyst and the flame retardant liquid solution, or alternatively, polyurethane foam-forming composition comprising an a catalyst and the flame retardant liquid solution, wherein the hydroxyl-functional phosphonate solvent of the general formula (I) functions as a hydroxyl-containing component and/or a flame retardant in the polyurethane foam-forming composition, as well as articles made from either of the polyurethane foam-forming compositions. 2. The flame retardant liquid solution of wherein each R is a linear alkyl group of from 1 to about 4 carbon atoms and the subscripts a claim 1 , b claim 1 , and y are each zero.3. The flame retardant liquid solution of wherein each R group is a linear alkyl group of from 1 to about 4 carbon atoms both of which are joined to each other in order to form a ring of from about 4 to about 7 carbon atoms claim 1 , and the subscripts a claim 1 , b claim 1 , and y are each zero.4. The flame retardant liquid solution of wherein each R group is a linear alkyl group of from 1 to about 4 carbon atoms claim 1 , and the subscripts a and b are each one.5. The flame retardant liquid solution of wherein each R group is a linear alkyl group of from 1 to about 4 carbon atoms both of which are joined to each other in order to form a ring of from about 4 to about 7 carbon atoms claim 1 , and the subscripts a and b are each one.6. The flame retardant liquid solution of wherein X is selected from the group consisting of an oxygen atom claim 1 , a sulfur atom claim 1 , an —N(R)— group claim 1 , a selenium atom claim 1 , a —O—P(OR)(O)— group claim 1 , a sulfoxide group ...

ADHESIVE USEFUL FOR INSTALLING VEHICLE WINDOWS

Disclosed are compositions comprising: a) one or more isocyanate functional components; b) one or more alkoxyalkyl benzoates; and c) one or more catalysts for the reaction of isocyanate moieties with hydroxyl groups. Disclosed is a method of bonding two or more substrates together comprising contacting two or more substrates together with a composition disclosed herein disposed along at least a portion of the area wherein the substrates are in contact. At least one of the substrates may be window glass. One of the other substrates may be a building or a vehicle. 1. A composition comprising: a) one or more isocyanate functional components; b) one or more alkoxyalkyl benzoates; and c) one or more catalysts for the reaction of isocyanate moieties with hydroxyl groups.2. A composition according to wherein the one or more alkoxyalkyl benzoates comprise one or more C 1-10 alkoxy-C 1-10 alkyl-benzoate esters.3. A composition according to wherein the one or more alkoxyalkyl benzoates comprise one or more C 1-4 alkoxy-C 1-4 alkyl-benzoate esters.4. A composition according to which further comprises one or more carbon blacks.5. (canceled)6. A composition according to whereina) the one or more isocyanate functional components are present in an amount of about 20 to about 60 percent by weight; b) the one or more alkoxyalkyl benzoates are present in an amount of about 5 to about 40 percent by weight; c) one or more catalysts for the reaction of isocyanate moieties with hydroxyl groups are present in an amount of about 0.005 to about 2 percent by weight and d) one or more carbon blacks are present in an amount of about 10 to about 35 parts by weight; wherein percentages are based on the weight of the composition.7. A composition according to wherein the composition further comprises one or more isocyanate functional polyester based prepolymers which are solid at 23° C.8. A composition according to wherein the composition further comprises one or more polyisocyanates having a ...

Process for producing rigid polyurethane (pur) and polyurethane/ polyisocyanurate (pur/pir) foams

The invention relates to a process for producing rigid polyurethane (PUR) and polyurethane/polyisocyanurate (PUR/PIR) foams, comprising the steps of i) producing a reaction mixture containing the components A) an isocyanate-reactive component, B) a polyisocyanate component, and C) a blowing agent, and ii) applying the reaction mixture by using a system comprising at least one casting device. The casting device ( 100 ) having: a supply port ( 12 ) for feeding the reaction mixture ( 10 ), at least one discharge gap ( 13 ) extending in a transverse direction (Q) for the discharge of the reaction mixture ( 10 ), two gap-forming plates ( 14 ) arranged opposite one another, a gap space ( 15 ) extending between the gap-forming plates ( 14 ) above the discharge gap ( 13 ) in a height direction (H), wherein the reaction mixture can be introduced into the gap space ( 15 ), distributed over the length of the supply duct ( 16 ).

FLAME-RETARDANT POLYURETHANE RIGID FOAMS

A process for producing rigid PUR/PIR foams via the reaction of a reaction mixture comprising A1 an isocyanate-reactive component, A2 a flame retardant, A3 a blowing agent, A4 a catalyst, and A5 optionally auxiliaries and additives with B an organic polyisocyanate component. Component A1 comprises a diurethane diol A1.1 and a compound A1.2 selected from the group consisting of polyether polyol, polyester polyol, polyether carbonate polyol, and polyether ester polyol. Also disclosed is a rigid PUR/PIR foam, an insulating material, a composite element, and a mixture. 1. A process for producing rigid PUR/PIR foams via the reaction of a reaction mixture comprisingA1 an isocyanate-reactive componentA2 a flame retardantA3 a blowing agentA4 a catalyst, andA5 optionally auxiliaries and additiveswithB an organic polyisocyanate component a diurethane diol A1.1 and', 'a compound A1.2 selected from the group consisting of polyether polyol, polyester polyol, polyether carbonate polyol and polyether ester polyol., 'wherein component A1 comprises'}2. The process as claimed in claim 1 , wherein the isocyanate-reactive component A1 comprises the compound A1.2 and the compound A1.2 has a hydroxyl number of 100 to 550 mg KOH/g.3. The process as claimed in claim 1 , wherein the isocyanate-reactive component A1 a comprises the compound A1.2 and the compound A1.2 has an OH functionality of 1.5 to 4.0.4. The process as claimed in claim 1 , wherein the compound A1.2 is a polyester polyol or a polyether polyol.5. The process as claimed in claim 1 , wherein the compound A1.2 is a polyester polyol obtainable from the reaction of aliphatic and/or aromatic dicarboxylic acid with at least one aliphatic diol.7. The process as claimed in claim 1 , wherein the diurethane diol A1.1 is obtained from the reaction between cyclic ethylene carbonate and/or cyclic propylene carbonate with at least one compound selected from the group consisting of propane-1 claim 1 ,3-diamine claim 1 , butane-1 claim 1 ,4 ...

HFO CONTAINING PU FORMULATION

The present invention is directed to polyol composition comprising a polyol mixture (PM) comprising a polyetherol (P1) based on a polyhydric alcohol and a polyetherol (P2) based on a diamine; and at least one hydrohaloolefin (HFO) as blowing agent, a process for preparing a polyurethane foam using said polyol composition and the polyurethane foam obtained or obtainable by said process. 115-. (canceled)16. A polyol composition comprising:(a) a polyol mixture (PM) comprising a polyetherol (P1) based on a polyhydric alcohol and a polyetherol (P2) based on a diamine; and(b) at least one hydrohaloolefin (HFO) as blowing agent,wherein the diamine is selected from the group consisting of ethylenediamine, toluenediamine (TDA), and mixtures thereof,wherein polyol (P2) is present in the polyol mixture in an amount in the range of from 1 to 40 parts by weight based on the total weight of the polyol mixture.17. The polyol composition according to claim 16 , wherein the polyhydric alcohol is at least one selected from the group consisting of sucrose claim 16 , pentaerythritol claim 16 , glucose claim 16 , glycerol claim 16 , glycol claim 16 , trimethylolpropane (TMP) and sorbitol claim 16 , and combinations thereof.18. The polyol composition according to claim 16 , wherein the hydrohaloolefin is at least one selected from the group consisting of trans-1-chloro-3 claim 16 ,3 claim 16 ,3-trifluoro-propene (HCFO-1233zd(E)) claim 16 , cis-1-chloro-3 claim 16 ,3 claim 16 ,3-trifluoro-propene (HCFO-1233zd(Z)) claim 16 , trans-1 claim 16 ,1 claim 16 ,1 claim 16 ,4 claim 16 ,4 claim 16 ,4-hexafluoro-but-2-ene (HFO-1336mzz(E)) claim 16 , cis-1 claim 16 ,1 claim 16 ,1 claim 16 ,4 claim 16 ,4 claim 16 ,4-hexafluoro-but-2-ene (HFO-1336mzz(Z)) claim 16 , trans-1 claim 16 ,3 claim 16 ,3 claim 16 ,3-tetrafluorprop-1-en (HFO-1234ze(E)) claim 16 , and cis-1 claim 16 ,3 claim 16 ,3 claim 16 ,3-tetrafluorprop-1-en (HFO-1234ze(Z)).19. The polyol composition according to claim 16 , wherein the ...

Light-stable elastomeric polyurethane mouldings and process for the production thereof

A method for preparing and applying a sprayable, light stable polyurethane

Magnetic nanocapsules as thermolatent polymerization catalysts or initiators

The present invention relates to a process for producing special nanocapsules employable as thermolatent polymerization catalysts, in particular for the polymerization of polyurethanes, by means of a high shear process, wherein the process comprises: (i) emulsifying a first reaction mixture (a) in a continuous aqueous phase comprising at least one stabilizer, wherein the first reaction mixture, based on the total weight of the reaction mixture, comprises 10.0 to 99.0 wt% of a monomer mixture, wherein the monomer mixture, based on the total weight of the monomer mixture, comprises (a1) 2.5 to 19.0 wt% of at least one ethylenically monounsaturated C 3 - 5 -carboxylic acid monomer; (a2) 76.0 to 97.5 wt% of at least one ethylenically monounsaturated C 3 - 5 -carboxylic acid-C 1 - 10 -alkyl ester monomer; and (a3) 0.0 to 5.0 wt% of at least one monomer bearing at least two ethylenically unsaturated groups; (ii) emulsifying a second reaction mixture (b) in a continuous aqueous phase comprising at least one stabilizer, wherein the second reaction mixture, based on the total weight of the reaction mixture, comprises: (b1) 1.0 to 80.0 wt% of magnetic nanoparticles; (b2) optionally 0.0 to 70.0 wt% of at least one polymerization catalyst or initiator; (b3) optionally 0.0 to 89.0 wt% of at least one hydrophobic release agent; and (b4) optionally 0.0 to 10.0 wt% of at least one ultrahydrophobic compound distinct from the release agent; (iii) combining the first reaction mixture from step (i) and the second reaction mixture from step (ii); and (iv) polymerizing the monomers. The invention further relates to the nanocapsules produced by means of the described processess, to the use thereof, and to agents which contain these nanocapsules.

저점도 포스페이트 폴리올

폴리에스테르 폴리올, 포스페이트 폴리올을 포함하는 난연제, 발포제, 촉매, 계면활성제, 및 난연성 방향족 이소시아네이트를 포함하는 신규한 포스페이트 폴리올 배합물이 기술된다. 추가의 실시양태는 인 화합물, 예컨대 포스페이트, 포스페이트 에스테르, 또는 알킬 포스페이트, 예컨대 트리에틸 포스페이트를 포함한다.

具有小泡孔尺寸的硬质聚氨基甲酸酯泡沫

一种硬质聚氨基甲酸酯(PU)泡沫，其具有不大于10μm的数量平均泡孔尺寸。所述硬质PU泡沫是通过一种方法制备，所述方法包含使用二氧化碳对多元醇混合物提供第一预定值的压力。所述多元醇混合物包含多元醇、催化剂以及表面活性剂。使所述压力在所述第一预定值下维持第一预定时间以增加所述多元醇混合物中的二氧化碳浓度。使异氰酸酯与所述多元醇混合物混合形成聚氨基甲酸酯反应混合物。使所述聚氨基甲酸酯反应混合物上的所述压力任选地在所述第一预定值下维持第二预定时间。随后使所述聚氨基甲酸酯反应混合物上的所述压力从所述第一预定值增加到大于所述第一预定值的第二预定值。随后在第三预定时间之后使所述聚氨基甲酸酯反应混合物在预定降压速率下释放所述压力以制备所述硬质PU泡沫，其中所述第三预定时间少于30分钟。

用于聚氨基甲酸酯的催化剂组合物

本发明涉及能够用作催化剂的包括铜(II)盐的组合物，用于制造所述组合物的工艺，所述组合物作为催化剂、特别是作为用于至少一种异氰酸酯化合物与至少一种异氰酸酯反应性化合物的反应、特别是用于制造多异氰酸酯加聚产物例如聚氨基甲酸酯、特别是聚氨基甲酸酯泡沫的催化剂的用途。

ポリイソシアヌレ−トフォ−ム用触媒混合物

(57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。

POLYURETHANE SEALING COMPOSITIONS AND METHOD FOR ATTACHING GLASS TO A SUBSTRATE

Composiciones selladoras de poliuretano y método para unir vidrio a un substrato. Se trata de una composicion selladora de (1) un propolímero deuretano de funcionalidad con respecto al isocianato de al menos 2,0 y peso molecular promediode por lo menos 2.000; y (2) una cantidad catalítica de (a)una sal de ácido de una amina terciaria sustancialmente libre de hidrogeno activo de glicoles y un compuesto organometálico, (b) una mezcla de una sal deácido de aminos terciarioslibres d e hidrogeno activo de glicoles, y un primer organometal y un segundo organometal, (c) una mezcla de un dicarboxilato dedialquilestano con un éter de dimorfolinodialquilo o un éter di(( dialquilmorfolino)alquilo) o (d) mezclade una sa l de amina terciariasustancialmente libre de hidrogeno activo de glicoles, y un primer organometálico, un segundo organometálico y un éter de dimorfolinodialquilo oéter di((dialquilmorfolino)alquilo. De aplicacion para fijarvidrio subst ratos de metal, madera, etc. Polyurethane sealant compositions and method for bonding glass to a substrate. It is a sealing composition of (1) a deurethane propolymer of functionality with respect to isocyanate of at least 2.0 and average molecular weight of at least 2,000; and (2) a catalytic amount of (a) an acid salt of a tertiary amine substantially free of glycol active hydrogen and an organometallic compound, (b) a mixture of a tertiary free amino acid salt of glycol active hydrogen, and a first organometal and a second organometal, (c) a mixture of a dialkyltin dicarboxylate with a dimorpholinodialkyl ether or a di ((dialkylmorpholine) alkyl) ether or (d) a mixture of a tertiary amine salt substantially free of glycol active hydrogen, and a first organometallic, a second organometallic and a dimorpholinodialkyl ether, di ((dialkylmorpholino) alkyl ether. Applicable for fixing glass to metal, wood, etc.

提高泡沫体中三聚物含量的催化剂组合物

提供在生产聚异氰脲酸酯泡沫体中用作催化剂的组合物。本发明的组合物包含N，N，N’－三甲基氨基乙基乙醇胺，其与用于促进异氰酸酯三聚反应的其它催化剂相组合。通过促进三聚反应，使泡沫体的异氰酸酯含量降低，致使所述泡沫体比现有技术的异氰脲酸酯泡沫体有更好的燃烧特性。降低泡沫体的异氰酸酯含量也会导致模塑泡沫体由于降低的粘附力而更迅速地脱模。

Hard polyurethane with low density, exposed only under the action of water

FIELD: chemistry. SUBSTANCE: composition comprises an isocyanate component, an isocyanate-reactive component, from 1.5 to 5 wt % of the catalyst, from 0 to 1 wt % of a trimerization catalyst, more than 4.1 wt % of water serving as a foaming agent, and any additional components. The isocyanate-reactive component comprises 30 to 50 wt % of a first polyether polyol having a functionality greater than 5 and a hydroxyl value in the range of 350-550 mg KOH/g, 5 to 25 wt % of at least one diol, characterized by a hydroxyl value in the range of 100-300 mg KOH/g and 15 to 35 wt % of a second polyether polyol having a functionality in the range of 3-5. The catalyst is selected from dimethylbenzylamine, 1,2-dimethylimidazole or combinations thereof. The trimerization catalyst is selected from the glycine salt, tris (dimethylaminomethyl) phenol, or combinations thereof. The composition in the absence of isocyanate is characterized by the value of dynamic viscosity in the range of 540-864 mPa⋅S at 20°C. Processing under conditions of a single-step regime leads to the formation of a rigid polyurethane foam characterized by a ratio of the molecular weight to the cross-link in the range 380-420. EFFECT: use of this composition makes it possible to produce low density polyurethane foams that are capable of being foamed only by the action of water, while exhibiting good processing ability and good mechanical properties, including dimensional stability. 9 cl, 2 tbl, 2 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) (19) RU (11) (13) 2 631 250 C2 (51) МПК C08G 18/10 (2006.01) C08G 18/28 (2006.01) C08G 18/40 (2006.01) C08G 18/48 (2006.01) C08G 18/65 (2006.01) C08G 18/66 (2006.01) C08G 101/00 (2006.01) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2014141378, 13.03.2013 (24) Дата начала отсчета срока действия патента: 13.03.2013 (72) Автор(ы): ДЖИРОТТИ Сесилия (IT) (73) Патентообладатель(и): ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи (US) Дата регистрации: (56) ...

A polyurethane sealant composition and a method for bonding glass to a substrate using the same

본 발명의 한 양태에서, 본 발명은 (1)이소시아네이트 관능가가 2.0 이상이고 평균 분자량이 2,000 이상인 우레탄 예비중합체와 (2)촉매량의, 활성 수소를 실질적으로 함유하지 않는, 3급 아민과 유기 금속 화합물의 글리콜산 염(a) 또는 활성 수소를 실질적으로 함유하지 않는, 3급 아민과 유기 금속 화합물의 글리콜산 염과 제2 유기 금속 화합물과의 혼합물(b) 또는 유기 주석 화합물과 디모르폴리노디알킬 에테르 또는 디((디알킬모르폴리노)알킬) 에테르와의 혼합물(c) 또는 활성 수소를 실질적으로 함유하지 않는, 3급 아민과 유기 금속 화합물의 글리콜산 염, 제2 유기 금속 화합물 및 디모르폴리노디알킬 에테르 또는 디((디알킬모르폴리노)알킬) 에테르의 혼합물(d)을 포함하는 폴리우레탄 실런트 조성물을 제공한다. 또 다른 양태에서, 당해 폴리우레탄 실런트 조성물은 실란(A); 또는 이소시아네이트 반응성 실란과 폴리이소시아네이트의 부가물(B); 또는 이소시아네이트 반응성 실란 또는 이소시아네이트 반응성 실란과 폴리이소시아네이트의 부가물과, 폴리이소시아네이트와 활성 수소 함유 화합물 또는 유리 이소시아네이트 잔기를 갖는 폴리우레탄 예비중합체와의 반응 생성물(당해 반응 생성물은 분자당 하나 이상의 실란 그룹과 하나 이상의 이소시아네이트 그룹을 갖는다)(C)을 추가로 포함한다. 또 다른 양태에서, 본 발명은 본 발명에 따르는 실런트를 유리와 기타 기판 사이에 위치시킨 상태에서 유리와 기타 기판과 접촉시킨 후, 당해 실런트를 경화시켜 유리를 기타 기판에 접착시킴을 포함하여, 유리를 기타 기판에 접착시키는 방법을 제공한다. 본 발명의 실런트 조성물은 도장되거나 도장되지 않은 플라스틱, 금속, 유리 섬유 및 복합 기판에 유리 기판을 접착시키는데 유용하다. 도장된 플라스틱, 금속, 유리 섬유 또는 복합 기판에 하도제 조성물을 미리 도포하지 않는 경우에도 예기치 않게 높은 랩 전단 강도가 제공되는 것으로 밝혀졌다. In one aspect of the invention, the invention provides a urethane prepolymer having (1) an isocyanate functionality of at least 2.0 and an average molecular weight of at least 2,000, and (2) a catalytic amount of tertiary amine and organometallic compound, substantially free of active hydrogen. (B) a mixture of a glycolic acid salt of a tertiary amine with an organometallic compound and a second organometallic compound (b) or an organic tin compound with dimorpholinodialkyl that is substantially free of glycolic acid salt (a) or active hydrogen Mixtures of ethers or di ((dialkylmorpholino) alkyl) ethers or glycolic acid salts of tertiary amines with organometallic compounds, second organometallic compounds and dimors, substantially free of active hydrogen Provided are polyurethane sealant compositions comprising a mixture (d) of polynodialkyl ethers or di ((dialkylmorpholino) alkyl) ethers. In another embodiment, the polyurethane sealant composition comprises silane (A); Or adducts (B) of isocyanate-reactive silanes ...

Katalis

Catalysts

Rigid polyurethane foam formulations and foams prepared therefrom

一种硬质聚氨酯泡沫配制物，其包含：多元醇组合物，所述多元醇组合物包含按所述多元醇组合物的重量计大于70重量％的至少一种聚酯多元醇，所述聚酯多元醇的平均羟基数为150至小于300mg KOH/g，并且平均官能度为至少2；包含水和辅助发泡剂的发泡剂；硅酮共聚物表面活性剂；按所述多元醇组合物的重量计1重量％至5重量％的在25℃下表面张力小于21达因/厘米的环状硅氧烷，其中所述环状硅氧烷与所述硅酮共聚物表面活性剂的重量比为0.6至小于2.27；催化剂，和任选的阻燃剂；以及多异氰酸酯；使得异氰酸酯指数在180至500的范围内；一种由所述泡沫配制物形成的硬质聚氨酯泡沫；以及一种形成硬质聚氨酯泡沫的方法。

Method of polyisocyanourate foam preparing

Использование: при изготовлении изол ционных материалов, конструкционных элементов в строительстве, на транспорте. Сущность изобретени : пенополиизоциану- ратполучают из полиизоцианата и сложного полиэфира с гидроксильным числом 295 мг КОН/г при 80%-ном избытке полиизоцианата от суммы компонентов и в присутствии вспенивающего агента и смеси 2-этилгексо- аната кали  и 2-этилгексоаната кальци  при массовом соотношении 1,6:2,4. Изоцианат- ный индекс реакционной среды должен быть не менее 500. В рамках способа используют диметилфосфонат. Перерабатывают на традиционном оборудовании. 1 з.п. ф-лы, 2 табл.

Rigid polyurethane foam that has a small size

FIELD: technological processes. SUBSTANCE: invention offers a rigid polyurethane foam (PFA) having small cells. Rigid PFA is manufactured in a manner that includes the use of carbon dioxide, exerting pressure at the level of the first target value for a mixture of a polyhydric alcohol comprising a polyhydric alcohol, a catalyst and a surfactant. Pressure is maintained at the level of the first set value for the first set time to increase the concentration of carbon dioxide in a mixture of polyhydric alcohol. Isocyanate is mixed with a mixture of a polyhydric alcohol to form a polyurethane reaction mixture. Pressure produced on the polyurethane reaction mixture is optionally maintained at the level of the first predetermined value for a second predetermined time. Pressure produced on the polyurethane reaction mixture is then increased to a second predetermined value that is greater than the first value. Polyurethane reaction mixture is then discharged at a predetermined rate of pressure reduction from the pressure after the expiration of the third predetermined time and a rigid PFA is obtained, the third predetermined time being less than 30 minutes. EFFECT: resulting polyurethane foam has a number-average cell size of not more than 10 mcm. 10 cl, 6 tbl, 10 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 648 065 C2 (51) МПК C08J 9/12 (2006.01) C08G 18/66 (2006.01) B29C 44/10 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C08J 9/12 (2017.08); C08G 18/66 (2017.08); B29C 44/10 (2017.08) (21)(22) Заявка: 2016134214, 23.01.2014 (24) Дата начала отсчета срока действия патента: Дата регистрации: 22.03.2018 (43) Дата публикации заявки: 28.02.2018 Бюл. № 7 (45) Опубликовано: 22.03.2018 Бюл. № 9 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 23.08.2016 (73) Патентообладатель(и): ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи (US), РОМ ЭНД ХААС КОМПАНИ (US) (86) Заявка PCT: 2 6 4 8 0 6 5 R U (87) Публикация заявки PCT: (56 ...

The improved stability of polyurethane polyol blend comprising halogenated olefin blowing agents

一种多元醇预混合物组合物包括一种具有卤代的氢烯烃的发泡剂、一种多元醇、一种表面活性剂、一种催化剂组合物、以及一种金属盐。例如，该金属盐可以是一种金属的羧酸盐、乙酰丙酮化物和醇化物，该金属选自由Zn、Co、Ca、和Mg组成的组。例如，该金属盐可以是一种C1‑C21直链或支链的脂肪族一元酸或一元醇的羧酸盐和/或醇化物，像甲酸镁、辛酸锌、辛酸钙、辛酸钴、以及辛酸镁、和它们的混合物。例如，该金属乙酰丙酮化物可以是乙酰丙酮化锌、乙酰丙酮化钴、乙酰丙酮化镁、或乙酰丙酮化钙。一种用于产生热固性泡沫共混物的两部分系统包括(a)一种多异氰酸酯和，任选地，一种或多种异氰酸酯兼容的原料；以及(b)该多元醇预混合物组合物。一种用于产生热固性泡沫共混物的方法包括使以下各项进行组合：(a)一种多异氰酸酯；以及(b)该多元醇预混合物组合物。

Light-resistant molded elastomeric polyurethane product and method for fabrication thereof

FIELD: polymer materials. SUBSTANCE: invention provides microporous or nonporous light-resistant elastomeric, flexible or semiflexible, molded polyurethane products having density at least 900 kg/cu.m and modulus of elasticity according to ASTM D790 between 5 and 300 MPa. Products are fabricated from reaction mixture employing reactive jet molding, wherein (i) isocyanate composition containing mixture of isophoronediisocyanate trimer/monomer with NCO content between 24.5-34 wt. % interacts with (ii) isocyanate-reactive components containing: polyether-polyol with terminal OH groups having nominal functionality 2-4 and average equivalent weight 800-4000; at least one chain-elongation reagent having only aliphatic or alicyclic OH groups as functions; and at least one amine initiator, in presence of (iii) at least one catalyst component selected from organolead(II), organobismuth(III) and organotin(IV) catalysts, (iv) at least one pigment, and (v) at least one antioxidant absorbing UV rays. EFFECT: accelerated demolding and improved mechanical properties of products. 47 cl, 3 tbl, 17 ex оОтУ6бгосс ПЧ сэ РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (19) (51) МПК” ВИ “” 2 201 940 ' 13) С2 С 08 С 18/22, 18/66, 18/79 12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ РОССИЙСКОЙ ФЕДЕРАЦИИ (21), (22) Заявка: 99108990/04 , 01.10.1997 (24) Дата начала действия патента: 01.10.1997 (30) Приоритет: 01.10.1996 ЕР 96202738.9 (46) Дата публикации: 10.04.2003 (56) Ссылки: ЦЗ 4772639 А, 20.09.1988. 9$ 5502147 А, 26.03.1996. 4$ 4292411 А, 29.09.1981. 0$ 4305991 А, 15.12.1981. ЗЧ 1275018 А\Л, 07.12.1986. (85) Дата перевода заявки РСТ на национальную фазу: 05.05.1999 (86) Заявка РСТ: ВЕ 97/00112 (01.10.1997) (87) Публикация РСТ: М/О 98/14492 (09.04.1998) (98) Адрес для переписки: 129010, Москва, ул. Б. Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры", пат.пов. Н.Г. Лебедевой, рег.№ 0112 (71) Заявитель: РЕКТИСЕЛЬ (ВЕ) (72) Изобретатель: ДЮ ПРЕ Эдди (ВЕ), КОППЕН Пьер (ВЕ) (73) ...

Manufacture method of Polyurethane polymerization delay catalyst and polyurethane polymerization delay method using same

본 발명은 폴리우레탄 중합을 수행하는 데 폴리우레탄 중합 반응 시간을 용이하게 조절할 수 있는 중합지연촉매에 대한 것으로, 보다 구체적으로는 폴리우레탄 중합지연 촉매인 N-헤테로고리 카벤(NHC) 부가체를 액상으로 구현함으로써 중합개시시점은 물론 작업시간을 조절할 수 있어 촉매의 중합지연기능과 중합활성이 우수한 폴리우레탄 중합지연촉매 및 이를 이용한 폴리우레탄 중합방법에 관한 것이다.

One-pack moisture-curing composition

코팅된 피착체에 표면 처리를 수행하지 않고도 뛰어나 접착성을 나타내며, 흐름저항, 내열접착성 및 파단신장 등의 특성을 만족시킬 수 있는 일액 습기경화형 조성물을 제공한다. 본 발명의 일액 습기경화형 조성물은 예비조성물, 화합물(A) 및/또는 화합물(B)를 포함하는 접착부여제, 화합물(C) 및/또는 디부틸틴 비스(펜타디온)을 포함하는 제1촉매 및 디몰폴리노디에틸에테르를 포함하는 제2촉매를 포함하고, 상기 예비조성물, 접착부여제, 제1촉매 및 제2촉매의 함량은 특정 관계를 갖는 것을 특징으로 한다. The present invention provides a one-component moisture-curing composition which is excellent in adhesion without being subjected to a surface treatment on a coated adherend and can satisfy properties such as flow resistance, heat-resistant adhesiveness, and elongation at break. The one-component moisture curable composition of the present invention comprises a preliminary composition, a first catalyst comprising an adhesive agent comprising compound (A) and / or compound (B), compound (C) and / or dibutyltin bis (pentadione) And a second catalyst comprising dimorpholonodiethyl ether, wherein the content of the preliminary composition, the tackifier, the first catalyst and the second catalyst have a specific relationship.

Patent RU2016134214A3

РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2016 134 214 A (51) МПК C08J 9/12 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2016134214, 23.01.2014 (71) Заявитель(и): ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи (US), РОМ ЭНД ХААС КОМПАНИ (US) Приоритет(ы): (22) Дата подачи заявки: 23.01.2014 (43) Дата публикации заявки: 28.02.2018 Бюл. № 07 (86) Заявка PCT: CN 2014/071239 (23.01.2014) WO 2015/109488 (30.07.2015) R U (54) ЖЕСТКИЙ ПЕНОПОЛИУРЕТАН, ИМЕЮЩИЙ ЯЧЕЙКИ МАЛОГО РАЗМЕРА (57) Формула изобретения 1. Способ изготовления жесткого пенополиуретана, включающий: использование диоксида углерода для создания давления на уровне первого заданного значения на смесь многоатомного спирта, которая включает многоатомный спирт, катализатор и поверхностно-активное вещество; поддержание давления на уровне первого заданного значения в течение первого заданного времени; смешивание изоцианат со смесью многоатомного спирта для образования полиуретановой реакционной смеси; необязательное поддержание давления на полиуретановую реакционную смесь на уровне первого заданного значения в течение второго заданного времени; увеличение давление на полиуретановую реакционную смесь от первого заданного значения до второго заданного значения, составляющего более чем первое заданное значение; и выпуск полиуретановой реакционной смеси при заданной скорости снижения давления от давления после истечения третьего заданного времени для изготовления жесткого пенополиуретана, где третье заданное время составляет менее чем 30 минут. 2. Способ по п. 1, где первое заданное значение составляет от 5 мегапаскалей (МПа) до 10 МПа при температуре, составляющей 40 градусов Цельсия (°C) до 80°C. 3. Способ по п. 2, где первое заданное время составляет от 30 секунд (с) до 300 с. Стр.: 1 A 2 0 1 6 1 3 4 2 1 4 A Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, строение 3, ООО "Юридическая фирма Городисский и Партнеры" 2 0 1 6 1 3 4 2 1 4 (87) Публикация заявки PCT: R U ( ...

Process for producing polyurethane-based drawn and drawn products

본 발명은 인발성형된 제품의 제조 방법으로서, 여기서 (a) 디- 또는 폴리이소시아네이트, (b) 이소시아네이트에 대해 반응성인 2개 이상의 기를 갖는 화합물, (c) 촉매, (d) 주형-이형제 및 임의로 (e) 추가의 보조제 물질 및 첨가제를 혼합하여 인발성형 수지계를 생성하고, 이를 사용하여 섬유재를 습윤시키고 경화시키며, 디- 및 폴리이소시아네이트(a)는 이소시아네이트에 대해 반응성인 2개 이상의 기를 갖는 화합물(b)을 포함하는 폴리올 성분(B), 촉매(c), 주형-이형제(d) 및 임의로 추가의 보조제 물질 및 첨가제(e)와 혼합되고, 폴리올 성분(B)의 pH는 6.5 내지 8.5의 범위이다. 본 발명은 추가로 이러한 방법에 따라 수득될 수 있는 인발성형물에 관한 것이다.

Low density full water blown polyurethane rigid foam

用于制备低密度全水发泡聚氨酯硬质泡沫体的制剂包括异氰酸酯组分；异氰酸酯反应性组分，其包含：基于组分2至6的总重量为30至50wt％的第一聚醚多元醇，其OH值为350至550mg KOH /g，且官能度大于5；5至25wt％的二醇，其OH值为100-300mg KOH /g；和15至35wt％的第二聚醚多元醇，其官能度为3至5；进一步包括1.5至5wt％的催化剂，其选自二甲基苄基胺和/或1,2-二甲基-咪唑；大于0至1wt％的三聚催化剂，其选自甘氨酸盐和/或三(二甲基氨基甲基)苯酚；大于4.1wt％的水作为发泡剂；和选择的任何另外的组分，该选择时的不包括异氰酸酯组分的制剂总计为100wt％，且不存在异氰酸酯组分的制剂在20℃的动态粘度为540至864mPa*s。在一步法条件下的加工可以得到分子量与交联之比为380至420的硬质形式。制剂提供良好的加工性，同时泡沫体在出乎意料低的施用密度显示出期望的尺寸稳定性和机械性质。

Guanidine catalyst for curable compositions

本发明描述了式(I)的胍及其作为催化剂用于交联官能化合物、特别是含硅烷基团的聚合物的用途。所描述的式(I)的胍可以在简单方法中通过多官能碳二亚胺加合物由容易获得的原材料制得，在室温下基本无气味并且低毒性。尽管具有相对高的分子量，其出人意料好地促进官能化合物的交联，使得这样的组合物不倾向于出现由迁移造成的缺陷，例如分离、渗出或基材污染。

Polyurethane coating compositions comprising isocyanurate compositions from bis(isocyanatomethyl) cyclohexane and tertiary amine catalysts

本发明提供高固体双组分聚氨酯组合物，其包含以下两种组分：一种组分是由二(异氰酸甲酯基)-环己烷制备的包含一种或多种异氰脲酸酯的多异氰酸酯组合物；第二种组分是一种或多种高固体多元醇，在任一种组分中包含一种或多种叔胺催化剂。任选地，所述组合物还包含一种或多种锌胺催化剂。该组合物提供的涂层具有适用期、指触干燥或消粘时间以及早期耐雨水性和硬度这些性质的极佳平衡，同时在能够获得相当的性能的情况下保持组合物较低的挥发性有机物含量(VOC)。

Polyisocyanurate materials as electrical potting compounds

本发明涉及固化成聚异氰脲酸酯塑料的灌封料、所述灌封料的生产以及所述灌封料用于制造电气组件的用途。

Light-stable elastomeric polyurethane molded article and its production method

Hfo composition containing pu

FIELD: chemistry. SUBSTANCE: present invention relates to polyol compositions for producing polyurethane foams. A polyol composition is proposed containing a polyol mixture (PM) that contains simple polyether alcohol (P1) based on polyatomic alcohol and simple polyether alcohol (P2) based on diamine; and at least one hydrogaloolefin (HFO) as a foam-forming agent. Diamine is selected from ethylene diamine, toluol diamine and mixtures thereof, and simple polyether alcohol (P2) is present in the polyol mixture in the range of 1-40 wt. p. of the total weight of the polyol mixture. Hydrogaloolefin is haloalkene selected from fluoroalkene and chloroalkene containing from 2 to 5 carbon atoms and at least one double bond of carbon-carbon. A method for producing polyurethane foam using the specified polyol composition and polyurethane foam produced by the specified method are also proposed. EFFECT: ensuring the possibility of producing polyurethane foams with good stability during storage. 13 cl, 3 tbl, 3 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 761 623 C2 (51) МПК C08G 18/48 (2006.01) C08G 18/76 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C08G 18/4845 (2021.08); C08G 18/1816 (2021.08); C08G 18/1833 (2021.08); C08G 18/482 (2021.08); C08G 18/7664 (2021.08); C08J 9/143 (2021.08) (21)(22) Заявка: 2019127397, 30.01.2018 30.01.2018 Дата регистрации: 13.12.2021 31.01.2017 EP 17153938.0 (43) Дата публикации заявки: 02.03.2021 Бюл. № 7 (56) Список документов, цитированных в отчете о поиске: US 20160017231 A1, 21.01.2016. WO 2014037476 A1, 13.03.2014. RU 2540950 C2, 10.02.2015. RU 2525240 C2, 10.08.2014. (45) Опубликовано: 13.12.2021 Бюл. № 35 (86) Заявка PCT: EP 2018/052217 (30.01.2018) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 02.09.2019 (87) Публикация заявки PCT: 2 7 6 1 6 2 3 WO 2018/141716 (09.08.2018) R U 2 7 6 1 6 2 3 (73) Патентообладатель(и): БАСФ СЕ (DE) Приоритет(ы): (30) ...

Has cated viscoelastic polyurethane foam

涂覆的粘弹性聚氨酯泡沫包括在其上具有涂层的粘弹性聚氨酯泡沫，以及位于粘弹性聚氨酯泡沫上和包埋在粘弹性聚氨酯泡沫内的涂料，所述粘弹性聚氨酯泡沫如根据ASTM D3574所测量的，具有小于或等于20％的回弹性，所述涂料包括含水聚合物乳液和囊封的相变材料。

PU formulation comprising HFO

本发明涉及一种多元醇组合物，其包含多元醇混合物(PM)以及作为发泡剂的至少一种氢卤烯烃(HFO)，所述多元醇混合物(PM)包含基于多元醇的聚醚醇(P1)和基于二胺的聚醚醇(P2)；涉及使用所述多元醇组合物制备聚氨酯泡沫的方法和通过所述方法获得或可获得的聚氨酯泡沫。

Catalytic system suitable for preparing polyurethane coating, composition for preparing polyurethane coating, process for preparing coating

FIELD: preparation of coatings. SUBSTANCE: the catalytic system comprising a compound selected from the group consisting of tin mercaptides, dialkyltin dicarboxylates, a complex of dialkyltin dicarboxylate and dialkyltin oxide, basic bismuth dicarboxylate, and a complexing agent selected from the group consisting of trimethylhylolpropane-tri-3-mercaptopropionate), pentaerythritor tetra-3-mercaptoacetate)glycol-di-3-mercaptopropionate, glycol- di-(3-mercaptoacetate) trimethylolpropane trithioglycolate, mercaptodidiethyl ether, ethane dithiol, thioacetic acid, 2-mercathioethanol, 2,3-dithioglycerol and polyphenol, at a molar ratio of mercaptogroups or phenol groups of the complexing agent to the catalyst metal ion of from 5.6:1 to 400:1 respectively is used for preparing a polyurethane coating based on a composition comprising polyol and polyisocyanate in an amount that maintains the ratio of the NCO/OH groups from 1:2 to 2:1, respectively and that of the catalyst from 0.0001 to 1.0% of this amount. EFFECT: improved properties of the catalyst system and greater efficiency of the process. 4 cl, 3 tbl

Method for manufacturing pultrusion products based on polyurethane

본 발명은 인발성형된 제품의 제조 방법으로서, 여기서 (a) 디- 또는 폴리이소시아네이트, (b) 이소시아네이트에 대해 반응성인 2개 이상의 기를 갖는 화합물, (c) 촉매, (d) 주형-이형제 및 임의로 (e) 추가의 보조제 물질 및 첨가제를 혼합하여 인발성형 수지계를 생성하고, 이를 사용하여 섬유재를 습윤시키고 경화시키며, 디- 및 폴리이소시아네이트(a)는 이소시아네이트에 대해 반응성인 2개 이상의 기를 갖는 화합물(b)을 포함하는 폴리올 성분(B), 촉매(c), 주형-이형제(d) 및 임의로 추가의 보조제 물질 및 첨가제(e)와 혼합되고, 폴리올 성분(B)의 pH는 6.5 내지 8.5의 범위이다. 본 발명은 추가로 이러한 방법에 따라 수득될 수 있는 인발성형물에 관한 것이다. The present invention relates to a process for producing a pultruded article, wherein (a) a di- or polyisocyanate, (b) a compound having at least two groups reactive towards isocyanate, (c) a catalyst, (d) a mold-release agent and optionally (e) admixing additional auxiliary materials and additives to form a pultrusion resin system, which is used to wet and cure the fibrous material, wherein the di- and polyisocyanates (a) are compounds having at least two groups reactive towards isocyanates. admixed with a polyol component (B) comprising (b), a catalyst (c), a mold-release agent (d) and optionally further auxiliary substances and additives (e), wherein the polyol component (B) has a pH of 6.5 to 8.5 is the range The invention further relates to pultrusions obtainable according to this method.

Method of preparing solid porous polyurethane

Composition which is suitable for producing polyurethane foams and contains at least one hfo blowing agent

본 발명은 폴리우레탄 발포체의 제조에 적합하고, 하나 이상의 폴리올 성분, 하나 이상의 발포제, 우레탄 또는 이소시아누레이트 결합의 형성을 촉진시키는 촉매, 규소-함유 발포체 안정화제 및 임의로 추가의 첨가제 및 임의로 이소시아네이트 성분을 함유하는 조성물로서, 발포제로서의 하나 이상의 불포화 할로겐화 탄화수소, 및 부가적으로 10 미만의 HLB 를 갖는 규소 원자 미함유의 하나 이상의 계면활성제 TD 를 함유하고, 여기서 조성물 중 계면활성제 TD 의 총합의 비율이 폴리올 성분 100 질량부 당 0.05 내지 20 질량부인 것을 특징으로 하는 조성물, 상기 폴리올 조성물로부터의 폴리우레탄 및 폴리이소시아누레이트 발포체, 특히 경질 발포체의 제조 방법, 특히 절연 재료로서의 상기 발포체의 용도, 및 또한 상기와 같은 절연 재료에 관한 것이다. The present invention is suitable for the production of polyurethane foams, at least one polyol component, at least one blowing agent, catalysts that promote the formation of urethane or isocyanurate bonds, silicon-containing foam stabilizers and optionally further additives and optionally isocyanate components A composition containing at least one unsaturated halogenated hydrocarbon as a blowing agent, and additionally at least one surfactant TD free of silicon atoms having an HLB of less than 10, wherein the proportion of the sum total of the surfactant TD in the composition is a polyol A composition characterized in that it is 0.05 to 20 parts by mass per 100 parts by mass of the component, a method for producing polyurethane and polyisocyanurate foams from the polyol composition, in particular rigid foams, in particular the use of the foams as insulating materials, and also the above The same relates to the insulating material.

Polyurethane coating compositions comprising isocyanurate compositions from bis(isocyanatomethyl) cyclohexane and tertiary amine catalysts

The present invention provides high solids, two-component polyurethane compositions comprising, as one component, polyisocyanate compositions having one or more isocyanurate made from bis(isocyanatomethyl)-cyclohexane, as a second component, one or more high solids polyol, and in either component, one or more tertiary amine catalyst. Optionally, the compositions further comprise one or more zinc amine catalyst. The compositions provide coatings, which exhibit an excellent balance of pot lilfe and dry to touch or tack free time, as well as early rain resistance and hardness, while enabling a lower volatile organic content (VOC) of the compositions for comparable performance.

Compound containing special amides and organomodified siloxanes, suitable for producing polyurethane foams

Composition comprises at least one polyol component, a catalyst, which catalyzes the formation of a urethane- or isocyanurate bond, optionally a propellant, optionally further additives, optionally an isocyanate component, and a mixture containing at least one amide compound (I) and at least one siloxane compound, where the mass ratio of siloxane compound and (I) is greater than 1-10. Composition comprises at least one polyol component, a catalyst, which catalyzes the formation of a urethane- or isocyanurate bond, optionally a propellant, optionally further additives, optionally an isocyanate component, and a mixture containing at least one amide compound of formula (R-(C(=O)-N(R11)-X-Z) m) (I) and at least one siloxane compound, where the mass ratio of siloxane compound and (I) is greater than 1-10. R : m-valent organic group; R11 : H, organic group or -X-Z; m : 1-5; Z : OH or NHR22; R22 : H or alkyl; and X : at least 2C divalent organic group. Independent claims are also included for: (1) producing polyurethane- or polyisocyanurate foams, comprising reacting the above composition; and (2) the polyurethane foam comprising (I) and the siloxane compound, which is obtainable by the above method.

Polyurethanes made using mixtures of tertiary amine compounds and lewis acids as catalysts

Polyisocyanate-based polymers are formed by curing a reaction mixture containing at least one polyisocyanate and at least one isocyanate -reactive compound having at least two isocyanate-reactive groups in the presence of a tertiary amine catalyst having a molecular weight of up to 300 and from 0.01 to 1.0 mole per mole of the tertiary amine compound(s) of a non-protic, non-catalytic, metal-containing Lewis acid.

Use of mixtures of organofunctionally modified polysiloxanes with amides in the production of flexible polyurethane foams

Gegenstand der Erfindung sind Gemische, umfassend (a) organofunktionell modifiziertes Polysiloxan sowie (b) Amidverbindungen sowie (c) organischem Lösungsmittel gegebenenfalls in Kombination mit weiteren Abmischkomponenten, sowie deren Verwendung bei der Herstellung von Polyurethanweichschäumen sowie ein Verfahren zur Herstellung von Polyurethanweichschäumen. The invention relates to mixtures comprising (a) organofunctionally modified polysiloxane and (b) amide compounds and (c) organic solvent, optionally in combination with other blending components, as well as their use in the production of flexible polyurethane foams and a process for the preparation of flexible polyurethane foams.

Composition, suitable for the production of polyurethane foams, containing at least one nucleating agent

Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von Polyurethan- oder Polyisocyanuratschaumstoffen umfassend die Umsetzung einer Zusammensetzung (Z1), enthaltend eine Zusammensetzung (ZP) mindestens enthaltend ein Polyol und einen Katalysator, der die Ausbildung einer Urethan-, Harnstoff- oder Isocyanurat-Bindung katalysiert, und ein Tensid TD, welches kein Siliziumatom und einen HLB-Wert kleiner 10 aufweist, wobei der Anteil der Summe der Tenside TD in der stabilisierten Zusammensetzung von 0,05 bis 10 Massenteile pro 100 Massenteile der Zusammensetzung (ZP) beträgt, mit mindestens einem Polyisocyanat, wobei die Umsetzung in Gegenwart eines Nukleierungsmittel, ausgewählt aus der Gruppe bestehend aus perfluorierten Kohlenwasserstoffen, mindestens einen perfluorierten Kohlenwasserstoffrest aufweisenden Ethern und mindestens einen perfluorierten Kohlenwasserstoffrest aufweisenden Ketonen, und eines Treibmittels stattfindet, wobei das Nukleierungsmittel vom Treibmittel verschieden ist. Weiter betrifft die vorliegende Erfindung eine stabilisierte Zusammensetzung (ZS) sowie ein Kit zur Herstellung einer stabilisierten Zusammensetzung (ZS) für die Herstellung eines Polyurethan- oder Polyisocyanuratschaumstoffs, und Verfahren zur Herstellung von Polyurethan- oder Polyisocyanuratschaumstoffen durch Umsetzung einer erfindungsgemäßen stabilisierten Zusammensetzung bzw. einer nach einem erfindungsgemäßen Verfahren erhaltenen oder erhältlichen stabilisierten Zusammensetzung. The present invention relates to a process for producing polyurethane or polyisocyanurate foams comprising the reaction of a composition (Z1) comprising a composition (ZP) at least comprising a polyol and a catalyst which catalyzes the formation of a urethane, urea or isocyanurate bond and a surfactant TD having no silicon atom and an HLB value less than 10, wherein the proportion of the sum of the surfactants TD in the stabilized composition is from 0.05 to 10 parts by mass per 100 parts ...

Composition which is suitable for producing polyurethane foams and contains at least one hfo blowing agent

The present invention relates to compositions which are suitable for producing polyurethane foams and contain at least one polyol component, at least one blowing agent, a catalyst which catalyzes the formation of a urethane or isocyanurate bond, a silicon-containing foam stabilizer and optionally further additives and optionally an isocyanate component, characterized in that they contain at least one unsaturated halogenated hydrocarbon as blowing agent and additionally at least one surfactant TD which does not have a silicon atom and has an HLB of less than 10, where the proportion of the sum of the surfactants TD in the composition is from 0.05 to 20 parts by mass per 100 parts by mass of polyol components, a process for producing polyurethane and polyisocyanurate foams, in particular rigid foams, starting out from these polyol compositions, the use of the foams, in particular as insulation materials, and also the insulation materials themselves.

Method for the preparation of fine cell foams using a cell aging inhibitor

Ein Verfahren zur Herstellung von Polymerschäumen aus flüssigen Reaktionsmischungen, vorzugsweise Polyurethan-Schaum, insbesondere Polyurethan-Hartschaum, in Gegenwart eines Zusatzstoffes zur Verlangsamung der Zellalterung, insbesondere zur Verlangsamung jener Zellalterung, welche nicht durch Koaleszenz, sondern durch Ostwald-Reifung verursacht wird, wird beschrieben. A process for producing polymer foams from liquid reaction mixtures, preferably polyurethane foam, in particular rigid polyurethane foam, in the presence of an additive for slowing cell aging, in particular for slowing cell aging, which is not caused by coalescence, but by Ostwald ripening, is described ,

Preparation of polyurethane foam

Beschrieben werden (a) eine Zusammensetzung, geeignet zur Herstellung von Polyurethanhartschaum, umfassend zumindest eine Isocyanat-Komponente, eine Polyolkomponente, optional einen Katalysator, der die Ausbildung einer Urethan- oder Isocyanurat-Bindung katalysiert, optional Treibmittel, wobei die Zusammensetzung zusätzlich Kohlenwasserstoffe KWS, Polyether-modifiziertes Siloxan sowie optionales Polyalkyl-Siloxan umfasst, (b) ein Verfahren zur Herstellung von Polyurethanhartschaum unter Einsatz von Kohlenwasserstoffen KWS, Polyether-modifiziertem Siloxan sowie optionale Polyalkyl-Siloxanen, (c) der so erhältliche Polyurethanhartschaumstoff und (d) dessen Verwendung. Described are (a) a composition suitable for producing rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst which catalyzes the formation of a urethane or isocyanurate bond, optionally blowing agents, the composition additionally comprising hydrocarbons KWS, Polyether-modified siloxane and optional polyalkyl siloxane comprises (b) a process for the production of rigid polyurethane foam using hydrocarbons KWS, polyether-modified siloxane and optional polyalkyl siloxanes, (c) the rigid polyurethane foam thus obtainable and (d) its use.

Production of rigid polyurethane foam

The invention relates to (a) a composition suitable for producing rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst that catalyzes the forming of a urethane or isocyanurate bond, and optionally a blowing agent, the composition additionally comprising polyalkyl siloxane (PAS) that is not polyether-modified, and polyether-modified siloxane, (b) to a method for producing rigid polyurethane foam by using polyalkyl siloxanes and polyether-modified siloxanes, (c) to the rigid polyurethane foam thereby obtained, and (d) to the use thereof.

Shaped flexible pu foam articles

What are described are shaped flexible PU foam articles, preferably mattresses and/or cushions, wherein the flexible polyurethane foam has been obtained by reaction of at least one polyol component and at least one isocyanate component in the presence of at least one blowing agent and one or more catalysts that catalyse the isocyanate-polyol and/or isocyanate-water reactions and/or isocyanate trimerization and further additives,characterized in that the additives comprise organic esters.