СПОСОБ КЛАССИФИКАЦИИ МИНЕРАЛЬНОГО ВЕЩЕСТВА В ПРИСУТСТВИИ ДОБАВОК, СОДЕРЖАЩИХ ГЛИЦЕРИН, И ПОЛУЧЕННЫЕ ПРОДУКТЫ И ИХ ИСПОЛЬЗОВАНИЕ

Изобретение может быть использовано в химической, лакокрасочной, пищевой, фармацевтической промышленности, в производстве бумаги. Способ классификации минерального вещества включает классификацию в газообразной среде по меньшей мере одного минерального вещества, включающего доломит, или тальк, или диоксид титана, или оксид алюминия, или каолин, или карбонат кальция, или их смеси в присутствии по меньшей мере одной добавки, способствующей классификации. Указанная добавка включает глицерин в водной или чистой форме, или глицерин с одним или более агентов, или один или более полиглицеринов при отсутствии глицерина. В результате классификации получают по меньшей мере две фракции частиц с различными средними размерами. Изобретение позволяет повысить эффективность воздушной классификации, предотвратить агломерацию частиц, снизить удельную энергию классификации с получением минерального вещества для последующего использования в водной среде. 3 н. и 24 з.п. ф-лы, 2 табл., 1 пр.

ТОНКОДИСПЕРСНЫЙ КОМПОЗИТ НА ОСНОВЕ ДИОКСИДА ТИТАНА, И КОМПОЗИЦИИ, СОДЕРЖАЩИЕ ТОНКОДИСПЕРСНЫЙ КОМПОЗИТ НА ОСНОВЕ ДИОКСИДА ТИТАНА

... 1. Тонкодисперсный композит на основе диоксида титана, который содержит ! тонкодисперсные частицы диоксида титана, соединенные с одной или несколькими веществами, выбранными из карбоновой кислоты, производного карбоновой кислоты, которые представлены следующей общей формулой (1): ! общая формула (1), ! где R представляет атом водорода, C1-C15 алкильную группу или C1-C15 алкенильную группу, в которых атомы водорода могут быть замещены карбоксильной группой или гидроксильной группой; и X представляет атом водорода, щелочной металл или полиоксиалкиленовую группу с числом присоединяемых молей от 1 до 12, и ! полимер, который содержит в качестве составляющих мономеров карбоновую кислоту и/или производное карбоновой кислоты, ! где среднее значение ширины пика максимальной интенсивности дифракции, приписываемого кристаллам диоксида титана, составляет 2,0° или менее в анализе дифракции рентгеновских лучей на порошке. ! 2. Тонкодисперсный композит на основе диоксида титана по п.1, где пик поглощения ...

ПИГМЕНТ ДЛЯ ЛАЗЕРНОЙ МАРКИРОВКИ

... 1. Внутренне маркируемый лазером пигмент, характеризующийся тем, что этот пигмент существует в форме композиции, включающей одно или несколько восстановимых металлических соединений и восстановитель, и имеет размер частиц 0,01-200 мкм.2. Пигмент по п.1, отличающийся тем, что восстановимое металлическое соединение пребывает в прямом или тесном контакте с восстановителем.3. Пигмент по п.1 или 2, отличающийся тем, что восстановимое металлическое соединение существует в форме частиц без подложки.4. Пигмент по п.1 или 2, отличающийся тем, что восстановимое металлическое соединение существует в форме покрытия на подложке.5. Пигмент по п.1, отличающийся тем, что восстановимое металлическое соединение частично или полностью покрывается восстановителем.6. Пигмент по п.1, отличающийся тем, что восстановитель частично или полностью покрывается восстановимым металлическим соединением.7. Пигмент по п.1, отличающийся тем, что восстановимое металлическое соединение выбирается в соответствии с критерием ...

GEFAERBTE PIGMENTE AUF BASIS EINES MINERALOXYDS VOM TYPUS KIESELERDE, TONERDE, TITANOXYD ODER ZIRKONOXYD UND VERFAHREN ZU DEREN HERSTELLUNG.

Elektrophotographisches photoempfindliches Element und Verfahren zu dessen Herstellung

Verwendung von Pigmenten mit verbesserten Fließeigenschaften bei der Papierherstellung

Producing highly-stable hydrophobic silicates

A process for the preparation of a hydrophobic (alumino) silicate or refractory oxide comprises contacting a hydrophilic hydrous (alumino) silicate or refractory oxide with at least one hydrolysable organisilicon compound present in the vapour phase.

Composite pigmentary material

Amorphous plate pigmented starting from a crystallizable thermoplastic

FLAME-ADVERSE POLYMER COMPOSITIONS AND MANUFACTURING PROCESSES FOR IT

AQUEOUS TITANIUM DIOXIDE DISPERSION, FROM IT RECEIVED SUBSTRATE AND SELF CLEANING METHOD FOR THE SUBSTRATE

FUELLSTOFFE UND VERFAHREN ZUR HERSTELLUNG

CHROMOPHORBESCHICHTETE METALLIC OXIDE PARTICLE

FUELLSTOFFE AND PROCEDURE FOR THE PRODUCTION

SUPERFICIALLY TREATED PIGMENT

COLORED PIGMENTS ON BASIS OF A MINERAL OXIDE OF THE TYPE SILICA, ALUMINA, TITANIUM OXIDE OR ZIRCON OXIDE AND PROCEDURE FOR THEIR PRODUCTION.

PROCEDURE FOR THE PRODUCTION OF COLOR MEANS

MODIFIED FILLER MATERIAL FOR ALKALINE PAPER AND PROCEDURE FOR ITS USE IN THE PRODUCTION OF ALKALINE PAPER

PROCEDURE FOR BLEACHING PIGMENTS

Preparation of organic additive-treated, pyrogenic silica-encapsulated titanium dioxide particles

Stable sub-micron titania sols

The present invention is directed to compositions and processes for the production of stable, alkaline, high solids, low viscosity, low surface tension, low flammability, sub-micron titania sols that have minimal offensive odor and methods of their use. Compositions of the present invention include, for example, mixtures of strong and weak organic bases used as dispersants to stabilize the titania sols. The dispersant mixtures have been found to result in relatively high titania solids content, low surface tension, low viscosity suspensions that are low in flammability. Sols produced according to the present invention can be used, for example, in catalytic applications such as catalyst supports for diesel emission control, or in pollutant photocatalyst applications in which it is desirable to have the titania in sol form.

Stable sub-micron titania sols

The present invention is directed to compositions and processes for the production of stable, alkaline, high solids, low viscosity, low surface tension, low flammability, sub-micron titania sols that have minimal offensive odor and methods of their use. Compositions of the present invention include, for example, mixtures of strong and weak organic bases used as dispersants to stabilize the titania sols. The dispersant mixtures have been found to result in relatively high titania solids content, low surface tension, low viscosity suspensions that are low in flammability. Sols produced according to the present invention can be used, for example, in catalytic applications such as catalyst supports for diesel emission control, or in pollutant photocatalyst applications in which it is desirable to have the titania in sol form.

Ceramics dispersion liquid, method for producing the same, and hydrophilic coating agent using the same

Powder surface-treated with specific acidic ester oil and cosmetic composition containing the same

Plasma synthesis of titanium dioxide nanopowder and powder doping and surface modification process

TREATED INORGANIC PIGMENTS HAVING IMPROVED BULK FLOW AND THEIR USE IN COATING COMPOSITIONS

The disclosure provides a coating composition comprising a treated inorganic pigment, wherein the treated inorganic pigment comprises an inorganic pigment comprising a pigment surface area of about 30 to about 5 75 m2/g; wherein the pigment surface is treated with an organic treating agent comprising a polyalkanol alkane or a polyalkanol amine, present in the amount of at least about 1.5%, and wherein the treated inorganic pigment has a RHI (rat hole index) of about 7 to about 11. C) 0: 0:) C,, UJC) C) i ci, C) -C C C) Cl C C) Co ) C) ICO Od '01 ...

METHOD FOR PRODUCING CERAMIC DISPERSION COMPOSITION

The present invention provides a method for producing a ceramic dispersion composition, the method comprising the step of heating a mixture of a ceramic powder having a photocatalytic activity, a dispersant and a solvent at a temperature of about 70 .degree.C or higher without substantially letting the solvent out of the reaction system. The ceramic dispersion composition can be used for providing a film showing a high hydrophilicity by light irradiation.

PREPARATION OF ORGANIC ADDITIVE-TREATED, PYROGENIC SILICA-ENCAPSULATED TITATIUM DIOXIDE PARTICLES

One aspect of the invention is to provide a composition comprising a titanium dioxide particle having on the surface of said particle a substantially encapsulating layer comprising a pyrogenically-deposited metal oxide; said substantially encapsulating layer having on its surface at least one organic surface treatment material selected from an organo-silane, an organo-siloxane, a fluoro-silane, an organo-phosphonate, an organo-acid phosphate, an organo-pyrophosphate, an organo-polyphosphate, an organo- metaphosphate, an organo-phosphinate, an organo-sulfonic compound, a hydrocarbon-based carboxylic acid, an associated ester of a hydrocarbon- based carboxylic acid, a derivative of a hydrocarbon-based carboxylic acid, a hydrocarbon-based amide, a low molecular weight hydrocarbon wax, a low molecular weight polyolefin, a co-polymer of a low molecular weight polyolefin, a hydrocarbon-based polyol, a derivative of a hydrocarbon-based polyol, an alkanolamine, a derivative of an alkanolamine, ...

SURFACE MODIFIED PIGMENT

A composition comprising a pigment particle that is coated with a cationic material and isopropyI titanium triisostearate. The pigment particle can be included in a cleansing composition for deposition on a surface, such as skin.

LIPID-TREATED PARTICLES AND POLYMERS CONTAINING THE PARTICLES

A coated particulate solid composition includes a particulate inorganic solid having deposited on its surface a treatment oil comprising lipids. The particulate inorganic solid can include a base particle of titanium dioxide, zinc sulfide, zinc oxide, iron oxide, lead oxide, aluminum oxide, silicon dioxide, zirconium oxide and/or chromium oxide. The treatment oil is optionally a vegetable oil. The treatment oil containing lipids optionally contains glycerides such as triglycerides, and diglycerides, and can contain phospholipids. In one embodiment, the coated particulate solid composition includes particulate titanium dioxide, wherein the treatment oil provides increased bulk density, and enhanced dispersibility in plastic as well as improved lacing resistance.

COLOURING USED PARTICULARLY IN THE COSMETIC INDUSTRY

La présente invention concerne une matière colorante essentiellement constituée de pigments pulvérulents dans un liant organique d'enrobage dans laquelle ledit liant est à base de sorbitol, dans une composition comportant, en poids par rapport au poids total de ladite matière, entre 60 et 95 % de pigments et entre 1 et 20 % de sorbitol, et comportant en outre un agent à effet effervescent en présence d'eau, notamment du carbonate de sodium, ainsi qu'un agent dispersant de la famille des alcools gras éthoxylés. La matière colorante suivant l'invention est aisément dispersible en milieu aqueux. Elle se présente sous forme de granulés solides à température ambiante, et sous cette forme, elle est destinée notamment à l'industrie des cosmétiques.

PIGMENTS AND THEIR MANUFACTURE

IMPROVED PIGMENTS AND THEIR MANUFACTURE Pigments for use in plastics should produce a composition containing as few nibs or aggregates as is possible and also develop as little dust as possible during handling. A new pigment has now been developed which comprises particulate titanium dioxide having an organic coating of isostearic acid and dodecyl benzene sulphonic acid. The pigment particles should be free of any inorganic coating A method of manufacture of the pigment is disclosed in which the isostearic acid and dodecyl benzene sulphonic acid are emulsified in water prior to addition of an aqueous dispersion of the pigment. Remarkably it has been discovered that after treatment the pigment does not require milling in a fluid energy mill and that separation from the supernatant liquid can be effected by decantation.

PROCESS FOR DISPERSING PIGMENTS AND FILLERS USING CARBOXYLIC ACID ESTERS OF TERTIARY ALKYLOAMINES

K-5593 CWS: iws A process for improving the dispersibility of inorganic pigments and fillers which comprises contacting said pigments and fillers with esters of aliphatic carboxylic acids having 4 to 22 carbon atoms with tertiary alkylolamines and recovering a highly dispersible pigment or filler.

PIGMENTS AND THEIR MANUFACTURE

PLASMA SYNTHESIS OF TITANIUM DIOXIDE NANOPOWDER AND POWDER DOPING AND SURFACE MODIFICATION PROCESS

A process and apparatus for the synthesis of metal oxide nanopowder from a metal compound vapour is presented. In particular a process and apparatus for the synthesis of TIO~2 nanopowder from TICI~4 is disclosed. The metal compound vapour is reacted with an oxidising gas in an electrically induced RF frequency plasma thus forming a metal oxide vapour. The metal oxide vapour is rapidly cooled using a highly turbulent gas quench zone which quickly halts the particle growth process, yielding a substantial reduction in the size of metal oxide particles formed. The metal compound vapour can also be reacted with a doping agent to create a doped metal oxide nanopowder. Additionally, a process and apparatus for the inline synthesis of a coated metal oxide is disclosed wherein the metal oxide particles are coated with a surface agent after being cooled in a highly turbulent gas quench zone.

PIGMENTS TREATED WITH ORGANOSULFONIC COMPOUNDS

A treatment for pigments is provided. This treatment, which uses certain organosulfonic compounds, imparts improved physical and chemical qualities including lacing resistance, improved dispersion and decreased chemical reactivity when these treated pigments are incorporated into polymeric matrices. The addition of organosulfonic compounds may flexibly be incorporated into known processes at varying points, and are preferably added downstream of any filtering steps.

AMINO PHOSPHORYL TREATED TITANIUM DIOXIDE

The invention is a pigment comprising titanium dioxide and an amino phosphoryl compound. The pigment of the invention imparts improved physical qualities, such as improved lacing resistance and dispersion, when incorporated into polymers.

PROCESS FOR PREPARING SELF-DISPERSING PIGMENTS

The disclosure provides a process for preparing a self-dispersing pigment having an isoelectric point of at least about 8 comprising: (a) adding a dual functional compound with an acidic aluminum salt to form an aqueous solution, wherein the dual functional compound comprises an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group comprising a primary, secondary or tertiary amine; (b) adding a base to the mixture from step (a) whereby the pH is raised to about 4 to about 9 to form a turbid solution; and (c) adding the mixture from step (b) to a slurry of inorganic particles whereby a hydrous alumina and the dual functional compound are deposited on the pigment surface. The self-dispersing pigments prepared by this process are useful in making décor paper that may be used in paper laminates.

Verfahren zur Herstellung eines Titanpigmentes.

Verfahren zur Herstellung von Kopierblättern

Process for preparing non-reagglomerating pigments and use thereof as delustrants for fibres and yarns made of synthetic organic polymers

Pigments used for delustring fibres and yarns made of synthetic organic polymers were hitherto added to the unpolymerised starting materials in the form of a dispersion, so that the entire production line became contaminated. Pigments coated according to the invention with esters of acids of 3- or 5-valent phosphorus tend not to reagglomerate and can be added to the polymerised granules directly prior to melting and spinning. Suitable for this direct delustring are the known pigments titanium dioxide, barium sulphate and zinc sulphide.

Pigments with improved dispersibility in thermoplastic resins

Pigment composition, concentrate of dispersed inorganic pigment

A PROCESS FOR BLEACHING PIGMENTS

STABLE SUBMICRON TITANIUM SOL

ТЕРМОПЛАСТИЧНЫЙ КОНЦЕНТРАТ

Titanium dioxide organic treatment equipment and method

Stable nano titania sols and a process for their production

Dispersion of titanium oxide particles, titanium oxide thin film, solution for forming organic functional film, substrate having organic functional film formed thereon and method for producing same

Provided are a dispersion of titanium oxide particles which can be used for quickly forming a highly pure and dense organic thin film and can be a material for forming a titanium oxide thin film; a titanium oxide thin film formed from the dispersion; a solution for forming an organic functional film which is prepared by adding a solution of a metal compound having a hydrolyzable group to the dispersion; a substrate provided with an organic functional film which is produced by using the solution; and a method for producing the substrate. The above-described dispersion of titanium oxide particles is prepared by adding water to an organic solvent solution of a titanium chelate compound, wherein a hydrolyzable or hydroxyl group and a chelate ligand are bonded to a titanium atom, in a molar amount of five or more times the molar amount of the titanium chelate compound; the above-described titanium oxide thin film is formed by bringing the dispersion into contact with the surface of a substrate ...

COMPOSITE PARTICLES, METHOD OF PREPARATION AND USE IN PAPER MAKING

PROCESS FOR TREATING PIGMENTS

METHOD FOR SURFACE TREATMENT OF MICRO/NANO PARTICLE CHEMICALLY AND ITS APPLICATION FOR PRODUCING PIGMENT COMPOSITION FOR COSMETICS, PAINT OR INKS

PIGMENT COMPOSITION COMPRISING A TREATED PIGMENT PHYTIC ACID

INK FOR MARKERS, CONTAINER OF TITANIUM DIOXIDE TREATS ON THE SURFACE

PRODUCT BASED ON MINERAL AND ORGANIC LAMELLAR PARTICLES, COMPRISING A MELANIN PIGMENT, PROCESS FOR ITS PREPARATION AND ITS USE IN COSMETICS.

L'invention est relative à un produit sous forme de poudre constitué de particules à structure lamellaire, organiques ou minérales, ayant une dimension inférieure à 50 microns et comportant au moins un pigment mélanique synthétique, formé in situ par oxydation d'un composé indolique, et à son utilisation pour la protection de l'épiderme humain, dans les produits de maquillage et pour la coloration des cheveux.

DISPERSIONS OF PIGMENTS, AND PRODUCED COSMETIC THE CONTAINER

L'invention concerne un pigment traité en surface avec un dérivé d'hydroxyaluminium de N-acylglycine et/ ou dérivé d'hydroxyaluminium de N-acyl-N-méthylglycine. Elle concerne également une dispersion de pigment contenant ledit pigment et une substance huileuse acceptable du point de vue cosmétique. Application : préparation d'un produit cosmétique contenant ladite dispersion de pigment, présentant une plus grande stabilité d'émulsion et une meilleure utilisation.

리피드-처리된 입자 및 그 입자를 함유한 폴리머

... 코팅된 입상 고체 조성물은 리피드-함유 처리 오일을 표면에 증착한 입상 무기 고체를 포함한다. 상기 입상 무기 고체는 티타늄 디옥사이드, 아연 설파이드, 아연 옥사이드, 철 옥사이드, 납 옥사이드, 알루미늄 옥사이드, 실리콘 디옥사이드, 지르코늄 옥사이드 및/또는 크롬 옥사이드의 염기성 입자를 포함할 수 있다. 상기 처리 오일은 선택적으로 식물성 오일이다. 상기 리피드-함유 처리 오일은 선택적으로 글리세라이드, 예를 들면 트리글리세라이드 및 디글리세라이드를 함유하고, 인지질를 함유할 수 있다. 일 실시형태에서, 상기 코팅된 입상 고체 조성물은 입상 티타늄 디옥사이드를 포함하며, 상기 처리 오일은 벌크 밀도의 증가, 및 플라스틱에서 분산성 향상, 또한 레이싱 내성 개선을 제공한다.

COATING COMPOSITION, FILMS THEREOF, ANTIREFLECTION COATINGS, AND IMAGE DISPLAYS

본 발명은 도막을 형성했을 때에 광촉매 작용에 의한 도막의 열화를 소실 또는 억제할 수 있으며, 도막으로 한 경우에 헤이즈값을 작게 할 수 있어서, 도공액의 분산성, 분산 안정성이 뛰어나고, 보존성이 뛰어나며, 도공 적성도 뛰어난 코팅 조성물을 제공하는 것으로, 본 발명에 관련한 코팅 조성물은 적어도 다음의 (1)∼(4)의 성분을 포함하는 것을 특징으로 한다. 즉, (1) 자유 전자 및/또는 정공을 포착하는 성질을 갖는 코발트가 도프된 이산화티탄 미립자에 대하여, 자유 전자 및/또는 정공을 포착하는 성질을 갖는 아연 킬레이트 화합물로 표면 처리하여 얻어진 광촉매 활성이 소실 또는 억제된 이산화티탄 미립자와, (2) 바인더 성분과, (3) 분산제와, (4) 유기 용제를 포함한다. In the present invention, when the coating film is formed, the deterioration of the coating film due to the photocatalytic effect can be lost or suppressed, and when the coating film is used, the haze value can be reduced, so that the coating liquid has excellent dispersibility and dispersion stability, and excellent storage property. To provide a coating composition excellent in coating suitability, the coating composition according to the present invention includes at least the following components (1) to (4). That is, (1) photocatalytic activity obtained by surface treatment of a cobalt-doped titanium dioxide fine particle having a property of trapping free electrons and / or holes with a zinc chelate compound having a property of trapping free electrons and / or holes Titanium dioxide microparticles | fine-particles which were lost or suppressed, (2) binder component, (3) dispersing agent, and (4) organic solvent are included. 이산화티탄 미립자, 아연 킬레이트 화합물, 광촉매 활성, 바인더 성분, 분산제, 유기 용제 Titanium dioxide fine particles, zinc chelate compound, photocatalytic activity, binder component, dispersant, organic solvent

DYE-SENSITIZED SOLAR CELL HAVING SEMICONDUCTOR ELECTRODE BASED ON ELECTROSPUN TITANIUM DIOXIDE FIBERS AND ITS FABRICATION METHOD TO IMPROVE JUNCTION WITH SOLID ELECTROLYTE WHILE OVERCOMING ELECTROMIGRATION BETWEEN PARTICLES

PURPOSE: A dye-sensitized solar cell having a semiconductor electrode based on electrospun titanium dioxide fibers is provided to improve junction with a solid electrolyte while overcoming electromigration between particles by using an electrospun fiber-shaped titanium dioxide crystal. CONSTITUTION: A semiconductor electrode(10) includes electrospun fiber-shaped titanium dioxide layer. An opposite electrode(20) to the semiconductor electrode is prepared. An electrolyte(30) is interposed between the semiconductor electrode and the opposite electrode. The semiconductor electrode is composed of a glass substrate(11,21), an ITO(indium tinoxide) or FTO(F-doped tinoxide) transparent conductive layer(12,22) and an electrospun fiber-shaped titanium dioxide layer(13) with absorbed dye molecules. © KIPO 2006 ...

composição colorante, sistema colorante universal, e, tinta ou revestimento

MODIFIED NANOPARTICLES

The present invention relates to modifiers for nanoparticles, to nanoparticles modified therewith, to nanocomposites comprising the modified nanoparticles, and to thermoplastic molding compositions, and also to processes for the production of the modifiers of the invention, of the modified nanoparticles, and of the nanocomposites and thermoplastic molding compositions, and to the use of said modified nanoparticles for addition to thermoplastic polymers.

COLLOIDAL TITANIUM DIOXIDE SOLS

Stable, translucent or transparent titanium dioxide sols comprising amorphous titanium dioxide and an organic peptizing agent are provided that are useful in particulate binding applications. Also provided are methods for preparing the inventive sols. The inventive sols are prepared from titanium dioxide precursors including organotitanium compounds and water-soluble titanium salts that are treated to precipitate amorphous titanium dioxide. The amorphous titanium dioxide is re-dispersed and peptized to form a translucent or transparent mixture. The inventive sols are stable for an extended period of time.

PROCESS FOR COATING INORGANIC PIGMENTS WITH A MIXTURE OF ESTERS

Improved particulate inorganic pigments having enhanced dispersibility in plastic materials and processes for preparing such inorganic pigments are provided, wherein the particulate inorganic pigments are coated with a dispersibility improving agent which is comprised of a complex mixture of partially and totally polysaturated and unsaturated fatty acid esters and derivatives thereof.

METAL OXIDE PARTICLES AFTERTREATED WITH ORGANIC PHOSPHORUS COMPOUNDS

The invention relates to metal oxide particles and/or metal hydroxide particles, aftertreated with an organic phosphorus compound, process for the preparation thereof, and compositions comprising same.

Treated inorganic solids

A treated inorganic solid comprises particulate inorganic material the particles of which are coated with an alkylphosphonic acid or ester thereof, the alkylphosphonic acid containing 6 to 22 carbon atoms. The particulate material is usually a pigment, extender or filler which is treated by mixing with the alkylphosphonic acid or ester for example in an aqueous dispersion or during a process step such as milling. The treated inorganic solid is particularly useful for preparing polymer compositions such as masterbatches.

Polymer compound containing silicon ester moiety and composition therefrom

A polymer compound having a silicon ester moiety is provided. The silicon ester moiety is located at one end of the polymer compound. The polymer compound contains as polymerized units ethylenically unsaturated monomer and at least one functional group that is pendant to the polymer backbone of the polymer compound. The polymer compound is useful for modifying the surface properties of inorganic substrates. Also provided are a method of preparing the polymer compound and an inorganic substrate that has been treated with the polymer compound.

Process for preparing colored pigments

The present invention relates to a process for preparing surface-modified colored pigments. The process includes the steps of: preparing a reaction batch comprising a treating agent and a diazotizing agent; adding a colored pigment to the batch; and mixing the colored pigment and the batch under high shear conditions to form a reaction product comprising a surface-modified colored pigment. The treating agent has an organic group which comprises at least one diazotizable group. In a preferred embodiment the diazotizable group comprises a) at least one aromatic group or at least one C1-C20 alkyl group, and b) at least one ionic group, ionizable group, nonionic group, or a mixture thereof. The surface-modified colored pigments prepared by the process of the present invention have been found useful in aqueous or solvent based compositions and particularly in ink jet ink compositions.

PARTICLE STABILISED HIGH INTERNAL PHASE EMULSIONS

METAL OXIDE PARTICLES AFTER-TREATED WITH ORGANIC PHOSPHORUS COMPOUNDS

Encapsulated pigments

Polymerizable dichroic azo dyes

A transparent coloring composition comprises a solvent and an organic-inorganic composite pigment comprising (i) fine white inorganic particles and an organic pigment adhered to the surface of the fine white inorganic particles, or (ii) fine white inorganic particles, a surface modifier coated on the surface of the fine white inorganic particles and an organic pigment adhered onto the surface modifier coating layer. Primary particles of the composite pigment having an average particle diameter of 1 to 100 nm. The transparent coloring composition is used for a color filter.

AMORPHOUS DYED PLATE OF A CRYSTALLISABLE THERMOPLASTIC

The invention relates to an amorphous, dyed plate with a thickness in the 1 to 20 mm range, in which the main component is a crystallisable thermoplastic and at least one organic and/or inorganic dye, a process for its production and its use. The plate of the invention may also contain a u/v stabiliser.

INORGANIC FINE PARTICLE DISPERSION LIQUID, ORGANIC-INORGANIC COMPOSITE COMPOSITION, MOLDING AND OPTICAL COMPONENT

PROBLEM TO BE SOLVED: To produce a molding with a high refractive index and high transparency, while controlling mold corrosion, by mixing an inorganic fine particle dispersion liquid having sufficient transparency with a thermoplastic resin and drying the mixture. SOLUTION: To solve the problem, use is made of an inorganic fine particle dispersion liquid which contains 1-70 mass% inorganic fine particles whose particle size is 1-15 nm, elemental chlorine at a concentration of 100 ppm or lower and at least one of an organic acid or an inorganic acid, wherein the total concentration of the organic acid and the inorganic acid is less than 0.15 times of the solid content concentration of the inorganic fine particles. COPYRIGHT: (C)2010,JPO&INPIT ...

Particulate metal oxide

A particulate metal oxide having the mean length of the primary particles in the range from 50 to 90 nm, the mean width of the primary particles in the range from 5 to 20 nm, and the median volume particle diameter of the secondary particles is less than 45 nm. The metal oxide can be used in a sunscreen product that exhibits both effective UV protection and improved transparency.

SUNSCREEN COMPOSITION

Treated titanium dioxide or zinc oxide particles

TREATMENT OF TITANIUM DIOXIDE

ORGANICALLY GAVE SUBSEQUENT TREATMENT PIGMENTS FOR LACQUER SYSTEMS

ORGANICALLY MODIFIED FINE ONE PARTICLES

AMINOPHOSPHORYLBEHANDELTES TITANIUM DIOXIDE

COMPOSITIONS AND PROCEDURES WITH PIGMENTS AND MULTI-VALUED DISPERSING AGENTS

COATING OF INORGANIC PIGMENTS WITH ALDEHYDODER KETONHARZEN

PROCEDURE FOR THE PRODUCTION OF PHOTO-CATALYTICALLY ACTIVE TIO2-TEILCHEN AND OF SUBSTRATES WITH PHOTO-CATALYTIC TIO2-SCHICHT

WITH ORGANIC PHOSPHORIC ACIDS AND THEIR SALTS TREATED PIGMENTS

COLORED PIGMENTS, PARTICULARLY MAGNETIC PIGMENTS, PROCEDURES FOR THEIR PRODUCTION AND THEIR APPLICATIONS, IN PARTICULAR FOR THE PRODUCTION OF DEVELOPMENT POWDERS.

TITANDIOXIDPIGMENTE.

Marked inorganic additives

The invention relates to marked inorganic additives, marked by heavy, stable isotopes, and to a method for the production and the use thereof.

Amorphous dyed plate of a crystallisable thermoplastic

Treated inorganic solids

Photochromic ultra-violet ray shield powder, method of manufacturing the same, and skin external preparations using the same

Surface treatments for pigments providing improved dispersibility and exhibiting biocidal activity

Compositions and methods comprising pigments and polyprotic dispersing agents

Amino phosphoryl treated titanium dioxide

Colloidal titanium dioxide sols

Lipid-treated particles and polymers containing the particles

A coated particulate solid composition includes a particulate inorganic solid having deposited on its surface a treatment oil comprising lipids. The particulate inorganic solid can include a base particle of titanium dioxide, zinc sulfide, zinc oxide, iron oxide, lead oxide, aluminum oxide, silicon dioxide, zirconium oxide and/or chromium oxide. The treatment oil is optionally a vegetable oil. The treatment oil containing lipids optionally contains glycerides such as triglycerides, and diglycerides, and can contain phospholipids. In one embodiment, the coated particulate solid composition includes particulate titanium dioxide, wherein the treatment oil provides increased bulk density, and enhanced dispersibility in plastic as well as improved lacing resistance.

HYDROPHOBIC PIGMENT MODIFICATION

The present invention is a composition comprising an aqueous dispersion of metal oxide pigment particles coated with a polymer comprising structural units of an alkyltrihydroxysilane or a salt thereof and a dialkyldihydroxysilane or a salt thereof. The composition of the present invention provides hydrophobicity to pigment particles, thereby imparting water resistance, and allows for high loadings of pigment in water without increased viscosity.

A process for preparing powder with enhanced bulk handling property

The present invention relates to a process for manufacturing low-dusting, smoothly-discharging, easily dispersible, powders such as pigmentary titanium dioxide that resist compaction, aging, lumping, and/or caking. Particularly, the present invention relates to a process for treating powders such as pigmentary titanium dioxide with ammonia or a similarly basic substance prior to or during agglomeration to produce a powder with improved bulk handling properties.

Laminates prepared from decor paper comprising self-dispersing pigments

The disclosure provides a laminate comprising décor paper, wherein the décor paper comprises a self-dispersing pigment having an isoelectric point of at least about 8, more typically about 8 to about 10, comprising an inorganic particle, more typically a pigment, having a silica treatment and an outermost treatment prepared by sequentially by (a) hydrolyzing an aluminum compound or basic aluminate to deposit a hydrous alumina surface; and (b) adding a dual-functional compound comprising: an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group comprising a primary, secondary or tertiary amine. Typically, the inorganic particle is titanium dioxide, TiO ...

Surface modified pigment

A composition comprising a pigment particle that is coated with a cationic material and isopropyl titanium triisostearate. The pigment particle can be included in a cleansing composition for deposition on a surface, such as skin.

Cosmetic pigments, their production method, and cosmetics containing the cosmetic pigments

To provide cosmetic pigments that are human-body friendly with good skin adhesion and that provide good feeling, their production method, and cosmetics containing such cosmetic pigments which provide fresh and enriched feeling accordingly. Pigment surfaces are coated with mannosylerythritol lipid, which is glucolipids, consisting of mannose, sugar alcohol and a fatty acid as shown in the general expression (1) below: (Note: In the general expression, R 1 and R 2 denote aliphatic acyl group with carbon numbers 6 through 20, which can be either same or different. R 3 and R 4 denote hydrogen or acetyl group, which can be either same or different. n denotes an integer in the range of 2 to 4.)

Stable Sub-Micron Titania Sols

The present invention is directed to compositions and processes for the production of stable, alkaline, high solids, low viscosity, low surface tension, low flammability, sub-micron titania sols that have minimal offensive odor and methods of their use. Compositions of the present invention include, for example, mixtures of strong and weak organic bases used as dispersants to stabilize the titania sols. The dispersant mixtures have been found to result in relatively high titania solids content, low surface tension, low viscosity suspensions that are low in flammability. Sols produced according to the present invention can be used, for example, in catalytic applications such as catalyst supports for diesel emission control, or in pollutant photocatalyst applications in which it is desirable to have the titania in sol form.

Microspheres and photoprotective personal care composition comprising same

The invention relates to photoprotective cosmetic compositions comprising microspheres and a process to prepare them. In particular, the invention is especially effective in protecting the skin against visible solar radiation while ensuring a highly acceptable even skin tone and appearance. The present inventors have developed a microsphere with hollow interior and shell of a material having a specific optical property and specific thickness and coated with another material having a different specific optical property, a combination of which gives the microsphere surprising benefits both in terms of protection from the harmful sun rays while giving a pleasing skin appearance when these microspheres are incorporated in topical compositions.

Corrosion inhibiting pigments and methods for preparing the same

A pigment includes reservoirs of encapsulated corrosion inhibitors and/or biocides for active corrosion and/or antifouling protection of metallic and polymeric products and structures, wherein the reservoirs have average dimensions of 10-50000 nm and comprise a porous surface/interface, a porous or empty interior and stimuli-sensitive stoppers that release an encapsulated inhibitor or biocide outside the reservoir upon action of a stimulus selected from the group consisting of an external electromagnetic field, changes in local pH, ionic strength and ambient temperature, wherein the stimuli-sensitive stoppers result from a chemical or physical interaction between encapsulated corrosion inhibitor and/or biocide or encapsulated solvent/dispersing agent and an additional external compound and prevent release of an encapsulated inhibitor or biocide towards an exterior of the reservoir in the absence of the stimulus.

Hydrophilic treated pigments dispersible in a cosmetic composition

The invention relates to a pigment composition comprising: a pigment, an additive of the following formula (I): to a method for preparation thereof, and to the cosmetic uses thereof.

ELECTROSTATIC INK COMPOSITION

There is provided an electrostatic ink composition comprising chargeable particles comprising white pigment particles having a basic species on their surface; and a charge director; wherein the white pigment particles are present in an amount of at least 75 wt % based on the total weight of the non-volatile solids in the electrostatic ink composition. A method of manufacturing an electrostatic ink composition and a printed medium are also described. 1. An electrostatic ink composition comprising:a) chargeable particles comprising white pigment particles having a basic species on their surface; and 'wherein the white pigment particles are present in an amount of at least 75 wt % based on the total weight of the non-volatile solids in the electrostatic ink composition.', 'b) a charge director;'}2. The electrostatic ink composition according to claim 1 , further comprising a liquid carrier.3. The electrostatic ink composition according to claim 1 , further comprising a thermoplastic resin.4. The electrostatic ink composition according to claim 1 , further comprising a dispersant.5. The electrostatic ink composition according to claim 1 , wherein the basic species on the surface of the white pigment particles is an inorganic species.6. The electrostatic ink composition according to claim 1 , wherein the white pigment particles comprise a first metal oxide and wherein the species on the surface comprises a second metal oxide.7. The electrostatic ink composition of claim 1 , wherein the white pigment particles comprise TiOparticles and wherein the species on the surface comprises alumina and/or zirconia.8. The electrostatic ink composition according to claim 5 , wherein the white pigment particles are also surface treated with an organic species selected from silicones and siloxanes.9. The electrostatic ink composition according to claim 1 , wherein the white pigment is present in an amount of at least 85 wt % based on the total weight of the non-volatile solids in the ...

ORGANICALLY MODIFIED FINE PARTICLES

A technique for bonding an organic group with the surface of fine particles such as nanoparticles through strong linkage is provided, whereas such fine particles are attracting attention as materials essential for development of high-tech products because of various unique excellent characteristics and functions thereof. Organically modified metal oxide fine particles can be obtained by adapting high-temperature, high-pressure water as a reaction field to bond an organic matter with the surface of metal oxide fine particles through strong linkage. The use of the same condition enables not only the formation of metal oxide fine particles but also the organic modification of the formed fine particles. The resulting organically modified metal oxide fine particles exhibit excellent properties, characteristics and functions. 1. A process for producing organically modified metal oxide nanoparticles , which comprises:producing metal oxide nanoparticles in the coexistence of an organic modifying agent in a supercritical or subcritical hydrothermal synthesis reaction field, thereby forming organically modified metal oxide nanoparticleswherein an optionally substituted or unsubstituted hydrocarbon group is bonded to the surface of each nanoparticle through a linkage selected from the group consisting of a covalent bond, an ether bond, an ester bond, a bond through an N atom, a bond through an S atom, a metal-C— bond, a metal-C═ bond, and a metal-(C═O)— bond.2. The process according to claim 1 , wherein the hydrothermal synthesis reaction field is under supercritical or subcritical water conditions.3. The process according to claim 1 , wherein the hydrothermal synthesis reaction field is under water conditions at the critical pressure or a pressure above the critical point and/or at the critical temperature or a temperature above the critical point.4. The process according to claim 1 , wherein said organically modified metal oxide nanoparticles are formed in a reaction field ...

ORGANICALLY MODIFIED FINE PARTICLES

A technique for bonding an organic group with the surface of fine particles such as nanoparticles through strong linkage is provided, whereas such fine particles are attracting attention as materials essential for development of high-tech products because of various unique excellent characteristics and functions thereof. Organically modified metal oxide fine particles can be obtained by adapting high-temperature, high-pressure water as a reaction field to bond an organic matter with the surface of metal oxide fine particles through strong linkage. The use of the same condition enables not only the formation of metal oxide fine particles but also the organic modification of the formed fine particles. The resulting organically modified metal oxide fine particles exhibit excellent properties, characteristics and functions. 1. A process for producing organically modified metal oxide nanoparticles , which comprises:subjecting a metallic compound to a hydrothermal reaction in a reaction field of high-temperature, high-pressure water to form metal oxide nanoparticles; andreacting an organic modifying agent with the surface of the resulting metal oxide nanoparticle to form organically modified metal oxide nanoparticleswherein an optionally substituted or unsubstituted hydrocarbon group is bonded to the surface of each nanoparticle through a linkage selected from the group consisting of a covalent bond, an ether bond, an ester bond, a bond through an N atom, a bond through an S atom, a metal-C— bond, a metal-C═ bond, and a metal-(C═O)— bond.2. The process according to claim 1 , wherein the high-temperature claim 1 , high-pressure water is water under supercritical or subcritical conditions.3. The process according to claim 1 , wherein the high-temperature claim 1 , high-pressure water is water under conditions at the critical pressure or a pressure above the critical point and/or at the critical temperature or a temperature above the critical point.4. The process according ...

Tailored dispersion and formation of integrated particle systems via ph responsive groups

This invention provides methods and technology related to increased hiding power of a coating through mediating the interaction of the pigment with other system components including but not limited to other pigment particles, latex paint particles, latex binding particles, and organic or inorganic hollow particles. Organization and spacing are tailored via pH sensitive functionalities hosted on ligands or polymeric spacers that are located at/within the surface of one of the components.

ORGANICALLY MODIFIED FINE PARTICLES

A technique for bonding an organic group with the surface of fine particles such as nanoparticles through strong linkage is provided, whereas such fine particles are attracting attention as materials essential for development of high-tech products because of various unique excellent characteristics and functions thereof. Organically modified metal oxide fine particles can be obtained by adapting high-temperature, high-pressure water as a reaction field to bond an organic matter with the surface of metal oxide fine particles through strong linkage. The use of the same condition enables not only the formation of metal oxide fine particles but also the organic modification of the formed fine particles. The resulting organically modified metal oxide fine particles exhibit excellent properties, characteristics and functions. 1. A process for producing organically modified metal oxide nanoparticles , which comprises:reacting an organic modifying agent with the surface of a metal oxide nanoparticle in a reaction field of high-temperature, high-pressure water to form organically modified metal oxide nanoparticleswherein an optionally substituted or unsubstituted hydrocarbon group is bonded to the surface of each nanoparticle through a linkage selected from the group consisting of a covalent bond, an ether bond, an ester bond, a bond through an N atom, a bond through an S atom, a metal-C— bond, a metal-C═ bond, and a metal-(C═O)— bond.2. The process according to claim 1 , wherein the high-temperature claim 1 , high-pressure water is water under supercritical or subcritical conditions.3. The process according to claim 1 , wherein the high-temperature claim 1 , high-pressure water is water under conditions at the critical pressure or a pressure above the critical point and/or at the critical temperature or a temperature above the critical point.4. The process according to claim 1 , wherein said organically modified metal oxide nanoparticles are formed in a reaction field where ...

Titanium oxide powder and method for manufacturing same

In producing titanium oxide containing rutile-type crystals by adding hydrochloric acid to an aqueous dispersion of an alkali metal titanate, sulfurous acid, disulfurous acid, sulfuric acid or a salt thereof is added. Thus, there is provided a titanium oxide powder which is doped with bivalent sulfur atoms (S 2− ) and in which a ratio (I A /I R ) of a peak intensity (I A ) of anatase-type crystals to a peak intensity (I R ) of rutile-type crystals as measured by X-ray diffractometry is 0.1 or less. Moreover, a cosmetic is provided by dispersing the titanium oxide powder in a dispersion medium. Thus, bluish color derived from Rayleigh scattering is negated, providing a dispersion, particularly a cosmetic, with excellent transparency and color tone.

Titanium dioxide nano particle modified by surface stabilizer, titanium dioxide nano ink comprising the same, solar cell employing the same, and producing method of the same

Disclosed are a titanium dioxide nano ink having such a strong dispersibility as to be applicable by inkjet printing and having adequate viscosity without requiring printing several times, and a titanium dioxide nano particle modified by a surface stabilizer included therein. Inkjet printing of the titanium dioxide nano ink enables printing of a minute electrode. In addition, efficiency of a solar cell may be maximized since occurrence of pattern cracking is minimized.

INORGANIC PIGMENTS SURFACE TREATED WITH POLYOL ESTERS

A treated, particulate inorganic pigment is provided. The treated, particulate inorganic pigment comprises a plurality of pigment particles, and a polyol ester deposited on the surfaces of the pigment particles. A method of forming a treated, particulate inorganic pigment and a polymer composition are also provided. 1. A treated , particulate inorganic pigment , comprising:a plurality of pigment particles; anda polyol ester deposited on the surfaces of said pigment particles.2. The treated claim 1 , particulate inorganic pigment of claim 1 , wherein said pigment particles are formed of a pigment selected from the group consisting of titanium dioxide claim 1 , basic carbonate white lead claim 1 , basic sulfate white lead claim 1 , basic silicate white lead claim 1 , zinc sulfide claim 1 , composite pigments of zinc sulfide and barium sulfate claim 1 , zinc oxide claim 1 , antimony oxide claim 1 , iron oxide claim 1 , lead oxide claim 1 , aluminum oxide claim 1 , silicon dioxide claim 1 , chromium oxide claim 1 , zirconium oxide claim 1 , calcium carbonate claim 1 , calcium sulfate claim 1 , china clay claim 1 , kaolin clay claim 1 , mica claim 1 , diatomaceous earth claim 1 , cadmium sulfide claim 1 , cadmium selenide claim 1 , lead chromate claim 1 , zinc chromate claim 1 , nickel titanate claim 1 , and mixtures thereof.3. The treated claim 2 , particulate inorganic pigment of claim 2 , wherein said pigment particles are formed of titanium dioxide.4. The treated claim 1 , particulate inorganic pigment of claim 1 , further comprising at least one inorganic coating selected from the group consisting of metal oxide coatings claim 1 , metal hydroxide coatings claim 1 , and mixtures claim 1 , said coating being deposited on the surfaces of said pigment particles.5. The treated claim 1 , particulate inorganic pigment of claim 1 , wherein said polyol ester is formed by reacting at least one fatty acid with a polyhydric alcohol.6. The treated claim 5 , particulate inorganic ...

SURFACE MODIFIED PIGMENT

A composition comprising a pigment particle that is coated with a cationic material and isopropyl titanium triisostearate. The pigment particle can be included in a cleansing composition for deposition on a surface, such as skin. 114-. (canceled)15. A method for preparing a body wash , shower gel , liquid hand soap or bar soap composition comprising a pigment particle pre-coated with a cationic material and isopropyl titanium triisostearate , the method comprising the steps of: (i) dissolving the cationic material in water in a vessel to form a mixture;', '(ii) adding the pigment particle to the mixture in step (i);', '(iii) drying the mixture from step (ii);', '(iv) cooling the dried mixture;', '(v) sieving the mixture from step (iv) to remove agglomerate thereby producing a sieved powder;', '(vi) adding to the sieved powder a solution of isopropyl titanium triisostearate dissolved in a solvent;', '(vii) mixing or blending the solution from step (vi), and', '(viii) drying the mixed or blended solution to produce the coated pigment particle; and, '(a) preparing a pigment particle coated with a cationic material and isopropyl titanium triisostearate, by(b) combining the coated pigment particle with one or more components of the body wash, shower gel, liquid hand soap or bar soap selected from anionic surfactants, amphoteric surfactants, nonionic surfactants, suspending agents, oil and petrolatum.16. The method of claim 19 , wherein the dissolving in step (i) is accomplished with heating.17. The method of claim 19 , wherein the drying in step (iii) is performed by heating.18. The method of claim 21 , wherein the heating is at approximately 105° C. for approximately 3 hours.19. The method of claim 19 , wherein step (iv) further comprises gently chopping the dried mixture.20. The method of claim 19 , wherein the sieving in step (v) comprises sieving with a No. 40 sieve.21. The method of claim 19 , wherein the solvent in step (vi) is ISOPAR C solvent claim 19 , added in ...

Process for preparing powder with enhanced bulk handling property

The present invention relates to a process for manufacturing low-dusting, smoothly-discharging, easily dispersible, powders such as pigmentary titanium dioxide that resist compaction, aging, lumping, and/or caking. Particularly, the present invention relates to a process for treating powders such as pigmentary titanium dioxide with ammonia or a similarly basic substance prior to or during agglomeration to produce a powder with improved bulk handling properties.

Titania fine-particle composite and compositions containing the titania fine-particle composite

Provided are a novel titania fine-particle composite which has high transparency, high stability, and high ultraviolet-absorbing power and excellent redispersibility, and skin-care external preparations which contain the titania fine-particle composite and exert high ultraviolet protective effect. The titania fine-particle composite can be produced by adding one or more selected from among carboxylic acids and carboxylic acid derivatives represented by general formula (1), and polymers containing the carboxylic acids or carboxylic acid derivatives as a constituent monomer to an aqueous acid dispersion of titania fine particles, and neutralizing the resulting dispersion with an alkali to form a titania fine-particle composite composed of titania fine particles functioning as cores and the carboxylic monomer or polymer deposited on the surface of the cores. In the titania fine-particle composite, titania fine particles functioning as cores have a high degree of crystallization and the intermolecular interaction between titania fine particles and the carboxylic monomer or polymer is strong. Therefore, the titania fine-particle composite can be uniformly dispersed in a dispersion medium to attain high transparency and high stability. Further, skin-care external preparations which exert high ultraviolet protective effect can be produced by adding the titania fine-particle composite.

TITANIUM DIOXIDE PIGMENT AND METHOD FOR MANUFACTURING SAME, AND COMPOSITION IN WHICH SAME IS BLENDED

Provided is a titanium dioxide pigment having minimal yellow color and minimal yellowing due to exposure, i.e., good yellowing resistance and high pigment performance such as brightness. Also provided is a titanium dioxide pigment which has a reduced amount of volatile moisture and which does not readily decompose when blended with a resin or the like. In the present invention, a compound including 0.05-20% by mass of phosphorus and an alkaline earth metal is present on surfaces of titanium dioxide particles having an average particle diameter of 0.15-1.0 μm. The titanium dioxide pigment is manufactured by mixing an alkaline earth metal compound, a phosphate compound, and titanium dioxide particles having an average particle diameter of 0.15-1.0 μm, and bonding the compound including phosphorus and an alkaline earth metal to the titanium dioxide particles. 1. A titanium dioxide pigment comprising titanium dioxide particles having an average particle diameter of 0.15 to 1.0 μm , wherein 0.05 to 20 mass % of a compound including phosphorus and an alkaline earth metal is present on surfaces of the titanium dioxide particles.2. The titanium dioxide pigment according to claim 1 , wherein a value of (a BET diameter of the titanium dioxide pigment)/(a median diameter of the titanium dioxide pigment) is 0.04 or more.3. The titanium dioxide pigment according to wherein a value of (a difference (ppm) between a Karl Fischer moisture of the titanium dioxide pigment at 300° C. and a Karl Fischer moisture of the titanium dioxide pigment at 100° C.)/(a total amount (mass %) of an inorganic compound(s) present on a surface of the titanium dioxide pigment claim 1 , the amount being used to treat the surface) is 3500 or less.4. The titanium dioxide pigment according to claim 1 , wherein a color difference Δb of a difference between a b-value of a powder color in a Hunter color system of the titanium dioxide pigment in which the compound including phosphorus and an alkaline earth ...

Particles Having Surfaces Functionalized With 1,1-Di-Activated Vinyl Compounds

Compositions having solid core particles with functionalizing layers over at least a portion of the outer surfaces of the solid core particles are described. The functionalizing layers are formed from a reaction product of a 1,1-di-activated vinyl compound, or a multifunctional form thereof, or a combination thereof. 1. A particle composition comprising:a solid core particle comprising an outer surface; anda functionalizing layer over at least a portion of the outer surface of the solid core particle;wherein the functionalizing layer comprises a reaction product of a 1,1-di-activated vinyl compound, or a multifunctional form thereof, or a combination thereof.2. The particle composition of claim 1 , wherein the functionalizing layer comprises:a bond between the solid core particle and the 1,1-di-activated vinyl compound, or multifunctional form thereof, or combination thereof; and/ora polymerization reaction product of the 1,1-di-activated vinyl compound, or multifunctional form thereof, or combination thereof, physically and/or chemically adsorbed onto the surface of the solid core particle.3. The particle composition of claim 1 , wherein the solid core particle comprises clay claim 1 , mica claim 1 , talc claim 1 , a zeolite claim 1 , carbon black claim 1 , or an oxide claim 1 , sulfide claim 1 , sulfate claim 1 , selenide claim 1 , arsenide claim 1 , cyanide claim 1 , cyanate claim 1 , halide claim 1 , carbonate claim 1 , hydroxide claim 1 , nitrate claim 1 , nitride claim 1 , coordination complex claim 1 , or organometallic complex of a transition element or p-block element claim 1 , or a combination of any thereof4. The particle composition of claim 3 , wherein the solid core particle comprises an oxide claim 3 , sulfide claim 3 , sulfate claim 3 , selenide claim 3 , arsenide claim 3 , cyanide claim 3 , cyanate claim 3 , halide claim 3 , carbonate claim 3 , hydroxide claim 3 , nitrate claim 3 , nitride claim 3 , coordination complex claim 3 , or organometallic ...

INK, INK CARTRIDGE, AND INKJET RECORDING APPARATUS

Provided is an ink containing at least: an inorganic pigment having a surface hydrophobicity; resin particles; and water. 1. An ink , comprising:an inorganic pigment having a surface hydrophobicity;resin particles; andwater.2. The ink according to claimwherein the inorganic pigment having a surface hydrophobicity is titanium dioxide.3. The ink according to claim 1 ,wherein the inorganic pigment having a surface hydrophobicity is obtained by applying a silicone surface treatment or an alkyl surface treatment to an inorganic pigment.4. The ink according to claim 1 ,wherein a particle diameter (D50) of the inorganic pigment having a surface hydrophobicity at a 50% cumulative mean in a volume-basis particle size distribution thereof is from 200 nm to 600 nm.5. The ink according to claim 1 ,wherein the resin particles are at least one kind selected from the group consisting of styrene acrylic resin particles, acrylic silicone resin particles, polyurethane resin particles, and acrylic urethane resin particles.6. The ink according to claim 1 ,wherein a content of the resin particles is from 0.1% by mass to 20% by mass.7. The ink according to claim 1 ,wherein the ink is a white ink.8. The ink according to claim 1 ,wherein the ink is for inkjet recording.9. An ink cartridge claim 1 , comprising:an ink; anda container in which the ink is contained,wherein the ink comprise:an inorganic pigment having a surface hydrophobicity;resin particles; andwater.10. An inkjet recording apparatus claim 1 , comprising:an ink flying unit configured to apply an impulsion to an ink to fly the ink, to thereby record an image on a recording medium,wherein the ink comprises:an inorganic pigment having a surface hydrophobicity;resin particles; andwater.11. An inkjet recording method claim 1 , comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'applying an impulsion to the ink according to fly the ink, to thereby record an image on a recording medium.'}12. An image forming method claim 1 ...

SURFACE FUNCTIONALIZED TITANIUM DIOXIDE NANOPARTICLES

The present invention relates to surface functionalized titanium dioxide nanoparticles, a method for its production, a coating composition, comprising the surface functionalized titanium dioxide nanoparticles and the use of the coating composition for coating holo-grams, wave guides and solar panels. Holograms are bright and visible from any angle, when printed with the coating composition, comprising the surface functionalized tita-nium dioxide nanoparticles. 2: The surface functionalized titanium dioxide nanoparticles according to claim 1 , which have a size from 1 nm to 40 nm.3: The surface functionalized titanium dioxide nanoparticles according to claim 1 , wherein the weight ratio of titanium dioxide nanoparticles to phosphonate(s) of formula (I) and alkoxide(s) of formula (II) and (III) is in the range of from 99-1 to 50-50.4: The surface functionalized titanium dioxide nanoparticles according to claim 3 , wherein the weight ratio of phosphonate(s) of formula (I) and alkoxide(s) of formula (II) and (III) varies from 1-99 to 50-50.5: The surface functionalized titanium dioxide nanoparticles according to claim 1 , which exhibit a refractive index of greater than 1.70 claim 1 , when coated on a glass plate and dried at 60° C.9: A coating composition claim 1 , comprising the surface functionalized titanium dioxide nanoparticles according to and a solvent.10: A security claim 1 , or decorative element claim 1 , comprising a substrate claim 1 , which may contain indicia or other visible features in or on its surface claim 1 , and on at least part of the said substrate surface claim 1 , a coating claim 1 , comprising the surface functionalized titanium dioxide nanoparticles according to .11: A method for forming a surface relief microstructure on a substrate claim 1 , the method comprising:a) forming a surface relief microstructure on a discrete portion of the substrate; and{'claim-ref': {'@idref': 'CLM-00009', 'claim 9'}, 'b) depositing the coating composition ...

Non-Micronized Pigment for Plastics Application

A cost-effective process for loading particulate pigment into a polymer concentrate includes adding a basic pH aqueous solution having a water soluble organic salt to a milled particulate pigment to form an organic-coated particulate pigment. The pH of the basic aqueous solution is sufficiently basic that the water soluble organic salt remains in a salt form. Without a prior micronization step, the organic-coated particulate pigment is mixed with a polymer resin to form a polymer concentrate having from about 50% to about 87% by weight particulate pigment with dispersibility comparable to micronized organic-coated particulate pigment. 1. A process for loading particulate pigment into a polymer concentrate , the process comprising the steps of:(a) adding a basic pH aqueous solution comprising a water soluble organic salt to a milled particulate pigment comprising titanium dioxide to form an organic-coated particulate pigment; and(b) without a prior micronization step, mixing the organic-coated particulate pigment with a polymer resin to form a polymer concentrate having from about 50 wt % to about 87 wt % particulate pigment with dispersibility comparable to micronized organic-coated particulate pigment.2. The process of claim 1 , wherein the pH of the basic aqueous solution is sufficiently basic to maintain the water soluble organic salt in a salt form both before and after addition to the milled particulate pigment.3. The process of claim 1 , wherein the water soluble organic salt comprises at least one from the group consisting of a sulfonate salt claim 1 , a phosphate salt claim 1 , a phosphonate salt claim 1 , and a phosphinate salt.4. The process of claim 1 , wherein the water soluble organic salt comprises a sulfonate salt having the formula:{'br': None, 'sub': 3', 'x, 'sup': 'x+', '(R—SO)M'}wherein x=1, 2, 3 or 4,M is selected from the group consisting of ammonium, organoammonium ions, and metal ions with a valence of +1, +2, +3, or +4, andR is an organic ...

Melanin Binding Agents for Targeted Topical Delivery

Compositions and methods are disclosed for targeted delivery of a benefit agent to areas of a human integument having melanin deposits. The compositions comprise a pyridinium compound having affinity for melanin. The compounds may be bound to a benefit agent, such as a pigment and may be topically applied to a human integument. 141.-. (canceled)43. The method according to claim 42 , wherein L is further characterized as having an octanol-water partition coefficient claim 42 , expressed as Log(K) claim 42 , of the corresponding alcohol HO-L-CHbetween 1 and about 10.44. The method according to claim 42 , wherein L is a Calkyl or alkenyl group.45. The method according to claim 44 , wherein L is a straight chained Calkyl or alkenyl group.46. The method according to claim 42 , wherein L is a divalent Chydrocarbon moiety of the form —X—(CR*)—X—(CR*)—X— claim 42 , where Xis selected from the group consisting of a bond claim 42 , —CH— claim 42 , —CR*— claim 42 , —CR*═CR*— claim 42 , —C≡C— claim 42 , —(C═O)— claim 42 , —(C═O)—O— claim 42 , —(C═O)—NR*— claim 42 , —Si(R*)— claim 42 , —(CR*)—Si(R*)— claim 42 , —(CR*)—(Si(R*))—(O—Si(R*))— (where “i” is an integer from 0-10 claim 42 , “j” is zero or one and “k” is an integer from 1-10); and X claim 42 , and Xare independently at each occurrence a bond claim 42 , —O— claim 42 , —NR*— claim 42 , —S— claim 42 , —CH— claim 42 , —CR*— claim 42 , —CR*═CR*— claim 42 , —C≡C— claim 42 , —(C═O)— claim 42 , —(C═O)—O— claim 42 , —(C═O)—NR*— claim 42 , —(OCHCH)— claim 42 , or —(CHCHO)— (wherein “y” and “z” are independently an integer from 1 to 12) claim 42 , —Si(R*)— claim 42 , —(Si(R*))—(O—Si(R*))— (where “j” is zero or one and “k” is an integer from 1-10) claim 42 , and “n” and “m” are independently an integer from 0 to 3047. The method according to claim 46 , wherein “n” and “m” are independently integers from 6 to 24 claim 46 , with the proviso that at least one of “m” and “n” is not zero.48. The method according to claim 46 , wherein L ...

Method for sizing of mineral matter in the presence of additives containing glycerol, products obtained and their uses

The present invention concerns a method for sizing of mineral matter using a sizing aid additive comprising glycerol and/or at least one polyglycerol allowing the efficiency of air sizing to be increased, or involving a specific sizing energy which is reduced relative to an additive-free air sizing, whilst obtaining a sized mineral matter compatible with an application in an aqueous medium. It also concerns the use of the product obtained in this manner, in paint, plastic, food applications destined for human or animal consumption, pharmaceutical formulation, paper pulp or paper coating.

Process for making silica containing self-dispersing pigments

The disclosure provides a process for making a self-dispersing pigment having an isoelectric point of at least about 8 comprising: (a) providing a silica treatment on an inorganic particle and forming a slurry of silica treated inorganic particles; (b) adding a dual functional compound with an acidic aluminum salt to form an aqueous solution, wherein the dual functional compound comprises: an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group comprising a primary, secondary or tertiary amine; (c) adding a base to the mixture from step (b) whereby the pH is raised to about 4 to about 9 to form a turbid solution; and (d) adding the mixture from step (c) to the slurry of silica treated inorganic particles whereby hydrous alumina and the dual functional compound are deposited on the silica treated inorganic particles to form an outermost treatment. The self-dispersing pigments prepared by this process are useful in making décor paper that may be used in paper laminates.

METHOD AND SYSTEM FOR REDUCING AGGLOMERATES IN A GLASS MELT

Disclosed herein are methods for making glass, comprising forming a slurry comprising at least one fining agent; adjusting the pH of the slurry to a value ranging from about 3 to about 12; combining the slurry with glass batch materials to form a batch composition; and melting the batch composition. Methods for reducing agglomerates in a glass melt are also disclosed herein. Further disclosed herein are systems for making glass, the systems comprising a pre-mixing vessel for preparing a slurry comprising at least one fining agent; an ultrasonic vessel for applying ultrasonic energy to the slurry; a mixing vessel for combining the slurry with glass batch materials to form a batch composition; and a melting vessel for melting the batch composition. 1. A method for making glass , comprising:forming a slurry comprising at least 15% by weight of at least one fining agent;adjusting the pH of the slurry to a value ranging from 3 to 12;combining the slurry with glass batch materials to form a batch composition; andmelting the batch composition.2. The method of claim 1 , wherein forming the slurry comprises combining at least one fining agent having an average particle size ranging from about 2 to about 10 microns with at least one solvent.3. The method of claim 1 , wherein the at least one fining agent is chosen from SnO claim 1 , AsO claim 1 , SbO claim 1 , and combinations thereof.4. The method of claim 2 , wherein the solvent is water.5. The method of claim 1 , further comprising applying mechanical energy claim 1 , ultrasonic energy claim 1 , or a combination thereof to the slurry.6. The method of claim 5 , wherein the ultrasonic energy has a frequency ranging from about 5 kHz to about 50 kHz.7. The method of claim 1 , wherein the pH of the slurry is adjusted by adding at least one buffer chosen from hydrochloric acid claim 1 , sulfuric acid claim 1 , nitric acid claim 1 , acetic acid claim 1 , propionic acid claim 1 , aqueous ammonia claim 1 , sodium hydroxide claim 1 ...

PROCESS FOR THE PRODUCTION OF TITANIUM DIOXIDE, AND TITANIUM DIOXIDE OBTAINED THEREBY

A particulate TiOincludes a TiOcontent of at least 99 wt.-%, an anatase content of at least 98 wt.-%, a primary crystallite size Xof at least 200 nm, a numerical fraction of TiOwith a primary crystallite size of at most 100 nm of at most 10%, a specific surface area of at most 8 m/g as determined by BET measurements, 1200 ppm to 2400 ppm of alkali with respect to the TiOcontent, an Al content of 1 ppm to 1000 ppm, expressed as Al and with respect to the TiOcontent, a weight ratio of AlOto NbOof from 0.17 to 0.74, and 0.1 wt.-% to 0.3 wt.-% of P, expressed as phosphorus and with respect to the TiOcontent. 19-. (canceled)10. A particulate TiOcomprising:{'sub': '2', 'a TiOcontent of at least 99 wt.-%;'}an anatase content of at least 98 wt.-%;{'sub': '50', 'a primary crystallite size Xof at least 200 nm;'}{'sub': '2', 'a numerical fraction of TiOwith a primary crystallite size of at most 100 nm of at most 10%;'}{'sup': '2', 'a specific surface area of at most 8 m/g as determined by BET measurements;'}{'sub': '2', '1200 ppm to 2400 ppm of alkali with respect to the TiOcontent;'}{'sub': '2', 'an Al content of 1 ppm to 1000 ppm, expressed as Al and with respect to the TiOcontent;'}{'sub': 2', '3', '2', '5, 'a weight ratio of AlOto NbOof from 0.17 to 0.74; and'}{'sub': '2', '0.1 wt.-% to 0.3 wt.-% of P, expressed as phosphorus and with respect to the TiOcontent.'}11. The particulate TiOas recited in claim 10 , wherein the alkali is potassium.12. The particulate TiOas recited in claim 10 , wherein the anatase content is at least 98.5 wt.-%.13. The particulate TiOas recited in claim 10 , wherein the numerical fraction of TiOwith the primary crystallite size of at most 100 nm is at most 8%.14. The particulate TiOas recited in claim 10 , wherein the specific surface area is at most 6 m/g.15. The particulate TiOas recited in claim 10 , wherein the primary crystallite size Xis at most 300 nm.16. The particulate TiOas recited in claim 10 , wherein claim 10 ,{'sub': '2', 'the ...

Composite pigment and production method thereof, paint composition containing composite pigment, and coating film

The purpose of the present invention is to provide a composite pigment which can be dispersed and made into paint in a manner that saves labor compared with conventional flat emulsion paints, and which can achieve concealing properties and low glossiness (a luster reduction effect) without separately adding a matting agent. This composite pigment contains an inorganic compound and/or an organic compound, and a fixed extender pigment.

INKJET INK

An inkjet ink includes a pigment incorporated in an aqueous ink vehicle. The pigment includes metal oxide and/or mixed metal oxide particles and a plurality of reacted dispersant molecules attached to the outer surfaces of the particles to form a coating on the outer surfaces. The reacted dispersant molecules are attached to the metal oxide and/or mixed metal oxide particle outer surfaces through a silanol linking group of the reacted dispersant molecules. The coating is present in an amount ranging from about 10 wt % to about 50 wt % with respect to the wt % of the metal oxide and/or mixed metal oxide particles. 1. An inkjet ink , comprising:an aqueous ink vehicle; and any of metal oxide particles or mixed metal oxide particles, each particle having an outer surface; and', 'a plurality of reacted dispersant molecules attached to the outer surface of each particle to form a coating thereon, the plurality of reacted dispersant molecules attached through a silanol linking group of the reacted dispersant molecules;, 'a pigment incorporated into the aqueous ink vehicle, the pigment includingwherein the coating is present in an amount ranging from about 10 wt % to about 50 wt % with respect to a wt % of the any of the metal oxide particles or the mixed metal oxide particles.2. The inkjet ink as defined in wherein each of the any of the metal oxide particles or the mixed metal oxide particles has a particle size ranging from about 0.1 μm to about 1 μm.3. The inkjet ink as defined in wherein the any of the metal oxide particles or the mixed metal oxide particles are chosen from metal oxides or mixed metal oxides having a refractive index ranging from about 1.6 to about 3.0.4. The inkjet ink as defined in wherein each of the plurality of reacted dispersant molecules includes a hydrophilic segment that enables the pigment to be dispersible in the aqueous ink vehicle.5. The inkjet ink as defined in wherein the plurality of reacted dispersant molecules is a reaction product of ...

Infrared reflecting fiber and fabricating method thereof

An infrared reflecting fiber includes 76.0 parts by weight to 88.5 parts by weight of a carrier, 1.8 parts by weight to 4.0 parts by weight of an infrared reflecting composition, 2.5 parts by weight to 7.5 parts by weight of a titanium dioxide containing composition, and 6.0 parts by weight to 16.0 parts by weight of a color adjusting composition. The carrier includes polyethylene terephthalate (PET). When a content of 5.0 wt % to 7.5 wt % of the infrared reflecting composition and a balance of the carrier are mixed together to form a first fiber, a maximum infrared reflectivity of the first fiber is between 61% and 70%.

SELF-DISPERSING PIGMENTS

The disclosure provides self-dispersing pigment having an isoelectric point of at least about 8 comprising an inorganic particle, and in particular a titanium dioxide (TiO) pigment, treated sequentially by: hydrolyzing an aluminum compound or basic aluminate to deposit a hydrous alumina surface; and adding a dual-functional compound comprising an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group comprising a primary, secondary or tertiary amine. These self-dispersing pigments are useful in making décor paper that may be used in paper laminates. 1. A self-dispersing pigment having an isoelectric point of at least about 8 , preferably about 8 to about 10 , comprising an inorganic particle treated sequentially by(a) hydrolyzing an aluminum compound or basic aluminate to deposit a hydrous alumina surface; and i. an anchoring group that attaches the dual-functional compound to the pigment surface, and', 'ii. a basic amine group comprising a primary, secondary or tertiary amine., '(b) adding a dual-functional compound comprising'}2. The self-dispersing pigment of wherein inorganic particle is ZnO claim 1 , TiO claim 1 , SrTiO claim 1 , BaSO claim 1 , PbCO claim 1 , BaTiO claim 1 , CeO claim 1 , AlO claim 1 , CaCOor ZrO.3. The self-dispersing pigment of wherein the inorganic particle is a titanium dioxide pigment having a surface area of at least about 10 m/g claim 2 , preferably > about 15 m/g.4. The self-dispersing pigment of wherein the anchoring group is a carboxylic acid functional group claim 3 , a di-carboxylic acid group claim 3 , an oxoanion functional group claim 3 , a 1 claim 3 ,3-diketone claim 3 , 3-ketoamide claim 3 , derivative of 1 claim 3 ,3-diketone claim 3 , or derivative of 3-ketoamide.5. The self-dispersing pigment of wherein the carboxylic acid functional group comprises acetate or salts thereof and the di-carboxylic acid group comprises malonate claim 4 , succinate claim 4 , glutarate claim 4 , ...

PARTICLE SURFACE TREATMENT

A method of treating particulate titanium dioxide includes providing the particulate titanium dioxide which includes a crystal structure and then treating the particulate titanium dioxide with a coating agent that is an alkylphosphonic acid or an ester thereof, and steam micronizing the particulate titanium dioxide with a steam micronizer so that a vapor exit temperature from the steam micronizer is 150° C. or higher, so as to obtain a micronized particulate titanium dioxide which includes the coating agent at an outer surface. The particulate titanium dioxide includes an aluminum oxide coating and/or includes within the crystal structure aluminum oxide in a molar excess of an amount required to compensate any NbOin the crystal structure. The alkylphosphonic acid includes a C-Calkyl group. 123-. (canceled)24. A method of treating particulate titanium dioxide , the method comprising: comprises an aluminum oxide coating, and/or', {'sub': 2', '5, 'comprises within the crystal structure aluminum oxide in a molar excess of an amount required to compensate any NbOin the crystal structure; and then'}], 'i) providing the particulate titanium dioxide comprising a crystal structure, wherein the particulate titanium dioxide,'}{'sub': 6', '22, 'ii) treating the particulate titanium dioxide by adding a coating agent that is an alkylphosphonic acid or an ester thereof, the alkylphosphonic acid comprising a C-Calkyl group, and steam micronizing the particulate titanium dioxide with a steam micronizer so that a vapor exit temperature from the steam micronizer is 150° C. or higher, so as to obtain a micronized particulate titanium dioxide that is provided with the coating agent at an outer surface.'}25. The method as recited in claim 24 , wherein the aluminium oxide coating is present on a surface of the particulate titanium dioxide in an amount from 0.1% to 0.6% claim 24 , by weight claim 24 , relative to a total weight of particulate titanium dioxide material.26. The method as ...

PROCESS FOR PREPARING SELF-DISPERSING PIGMENTS

The disclosure provides a process for preparing a self-dispersing pigment having an isoelectric point of at least about 8 comprising: (a) adding a dual functional compound with an acidic aluminum salt to form an aqueous solution, wherein the dual functional compound comprises an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group comprising a primary, secondary or tertiary amine; (b) adding a base to the mixture from step (a) whereby the pH is raised to about 4 to about 9 to form a turbid solution; and (c) adding the mixture from step (b) to a slurry of inorganic particles whereby a hydrous alumina and the dual functional compound are deposited on the pigment surface. The self-dispersing pigments prepared by this process are useful in making décor paper that may be used in paper laminates. 1. A process for preparing a self-dispersing pigment having an isoelectric point of at least about 8 comprising: i. an anchoring group that attaches the dual-functional compound to the pigment surface, and', 'ii a basic amine group comprising a primary, secondary or tertiary amine;, '(a) adding a dual functional compound with an acidic aluminum salt to form an aqueous solution, wherein the dual functional compound comprises(b) adding a base to the mixture from step (a) whereby the pH is raised to about 4 to about 9 to form a turbid solution; and(c) adding the mixture from step (b) to a slurry of inorganic particles whereby a hydrous alumina and the dual functional compound are deposited on the pigment surface.2. The process of wherein inorganic particle is ZnO claim 1 , TiO claim 1 , SrTiO claim 1 , BaSO claim 1 , PbCO claim 1 , BaTiO claim 1 , CeO claim 1 , AlO claim 1 , CaCOor ZrO.3. The process of wherein the inorganic particle is a titanium dioxide pigment.4. The process of wherein the acidic aluminum salt comprises aluminum sulfate hydrate claim 3 , aluminum chloride hydrate claim 3 , or aluminum nitrate hydrate5. The ...

UNIVERSAL DISPERSANT

A dispersant is provided comprising a blend of mono- and di-phosphate esters, each phosphate group being substituted with either one or two alkyl or alkenyl alkoxylate groups wherein the alkyl or alkenyl portion is a branched alkyl or alkenyl radical comprising 1-30 carbon atoms, the alkoxylate portion comprises ethoxylate monomers and/or propoxylate monomers, and the dispersant further comprises a basic component selected from an amidopropyldimethylamine, a heterocyclic amine, an ammonium ion, and an alkali metal ion. The dispersant is suitable for dispersing a variety of pigments and other particulate matter in either aqueous or organic media. 1. A composition comprising a mixture of molecules of Formula (I){'br': None, 'sub': 3', '2', 'b', '2', '2', 'a', 'm', 'n, 'sup': −', '+, '{RO—[CH(CH)CHO)][CH—CHO]}P(═O)(OX)\u2003\u2003(I)'}wherein{'sub': 1', '30, 'R is selected from linear or branched —C-Calkyl or alkenyl;'}a=0-50, b=0-30, and a+b>0;{'sup': +', '+', '2', '3', '2', '3, 'sub': 3', '2', 'c', '2', 'd', '2', '2', '1', '5, 'X is CH—(CH)—C(O)NH(CH)NHRR, wherein c=0 to 30, d=1 to 5, and Rand Rare independently selected from —CHCHOH and linear or branched —C-Calkyl;'}m and n are each equal to 1 or 2, such that when m=1 then n=2, and when m=2 then n=1; andin the mixture some of the molecules have m=1 and n=2 and some of the molecules have m=2 and n=1.2. The composition of wherein R is selected from 2-ethylhexyl claim 1 , 2-ethylheptyl and isotridecyl.3. The composition of wherein X is selected from caproic amidopropyldimethylamine claim 1 , caprylic amidopropyldimethylamine claim 1 , capric amidopropyldimethylamine claim 1 , coco amidopropyldimethylamine claim 1 , and mixtures thereof.4. A composition comprising a mixture of molecules of Formula (I){'br': None, 'sub': 3', '2', 'b', '2', '2', 'a', 'm', 'n, 'sup': −', '+, '{RO—[CH(CH)CHO)][CH—CHO]}P(═O)(OX)\u2003\u2003(I)'}wherein{'sub': 8', '13, 'R is a branched C-Calkyl, preferably 2-ethylhexyl, 2-ethylheptyl or ...

CONTINUOUS FLOW PROCESS FOR MANUFACTURING SURFACE MODIFIED METAL OXIDE NANOPARTICLES BY SUPERCRITICAL SOLVOTHERMAL SYNTHESIS

The invention concerns a continuous flow process for manufacturing surface modified metal oxide nanoparticles by supercritical solvothermal synthesis in an reaction medium flowing within a continuous flow chamber, said continuous flow chamber containing a hydrolysis area and a supercritical area, said process comprising the introduction of a flow of metal oxide precursor into the continuous flow chamber at a point P located in the hydrolysis area or in the supercritical area, and the introduction of a flow of is located downstream of P with respect to the flow direction, as well as the device for carrying out this process. 1. A continuous flow process for manufacturing surface modified metal oxide nanoparticles by supercritical solvothermal synthesis in a reaction medium flowing within a continuous flow chamber , said continuous flow chamber containing two areas:a hydrolysis area where the reaction medium is not in supercritical state and conditions are such that nucleation and growth of metal oxide nanoparticles can be initiated; anda supercritical area where the reaction medium is in supercritical state and the supercritical solvothermal synthesis of metal oxide nanoparticles can be performed,{'b': 1', '2, 'said process comprising the introduction of a flow of metal oxide precursor into the continuous flow chamber at a point P located in the hydrolysis area or in the supercritical area, and the introduction of a flow of surface modifier into the continuous flow chamber at a point P located in the hydrolysis area or in the supercritical area,'}{'b': 2', '1, 'wherein P is located downstream of P with respect to the flow direction.'}2. The continuous flow process according to claim 1 , wherein the reaction medium is an aqueous reaction medium and the solvothermal synthesis is a hydrothermal synthesis.3. The continuous flow process according to claim 1 , wherein said process further comprises the quench of the flow of surface modified metal oxide nanoparticles formed ...

Functional material, its preparation method, color filter material, and color filter substrate

The present invention provides a functional material and a method for preparing the same, as well as a color filter material and a color filter substrate. The present invention belongs to the display technical field and can solve the problem that existing color filter films are environmentally unfriendly and have poor heat resistance and unsatisfactory colors. The functional material of the present invention includes an inorganic powder whose surface has a modified layer, wherein the inorganic powder includes any one or more of aluminum oxide, magnesium oxide, zinc oxide, zirconium oxide, silicon dioxide, titanium dioxide, boron oxide, diiron trioxide, calcium oxide, potassium oxide, sodium oxide and lithium oxide; and the modified layer is generated by a reaction of a dianhydride and a diamine. The color filter material of the present invention includes the above functional material and a quantum dot. The color filter substrate of the present invention includes a color filter film made of the above color filter material.

TITANIUM DIOXIDE AQUEOUS DISPERSION AND METHOD FOR PRODUCING SAME

Provided are a titanium dioxide aqueous dispersion having high dispersibility and little aggregation or coarse particles, and a method for producing the same. The titanium dioxide aqueous dispersion contains titanium dioxide particles having a hydrophobic compound such as a higher fatty acid or a salt thereof on the surface, an aqueous dispersion medium, a nonionic surfactant having an HLB value of 10 or higher, and a basic compound such as an alkanolamine, and the pH is in the 8.5-13 range. The method for producing a titanium dioxide aqueous dispersion has a step for mixing the titanium dioxide particles having a hydrophobic compound on the surface, the aqueous dispersion medium, the nonionic surfactant having an HLB value of 10 or higher, and the basic compound to bring the pH of the aqueous dispersion into the 8.5-13 range. 1. A titanium dioxide aqueous dispersion comprising a titanium dioxide particle having a hydrophobic compound on the surface , an aqueous dispersion medium , a nonionic surfactant having an HLB value of 10 or more , and a basic compound , wherein a pH of the titanium dioxide aqueous dispersion is in a range of 8.5 to 13.2. The titanium dioxide aqueous dispersion according to claim 1 , wherein the basic compound is alkanolamine.3. The titanium dioxide aqueous dispersion according to claim 1 , wherein the hydrophobic compound is a higher fatty acid or a salt of the higher fatty acid.4. The titanium dioxide aqueous dispersion according to claim 1 , to wherein the titanium dioxide particle contains lead as an impurity claim 1 , and a content of the lead is 3 ppm or less.5. The titanium dioxide aqueous dispersion according to claim 1 , wherein the titanium dioxide particle is a spherical-shaped particle having an aspect ratio of 3 or less.6. The titanium dioxide aqueous dispersion according to claim 1 , wherein the titanium dioxide particle has the hydrophobic compound on the surface of the titanium dioxide particle being coated with an oxide or a ...

White pigment dispersions

The present disclosure provides white pigment dispersions, which can include an aqueous liquid vehicle, and from 5 wt % to 70 wt % of a white metal oxide pigment dispersed by two co-dispersants. The metal oxide pigment can have an average particulate size from 100 nm to 1 μm, and the co-dispersants can include both i) a short-chain anionic dispersant having a weight average molecular weight ranging from 1,000 Mw to 30,000 Mw, and ii) a non-ionic or predominantly non-ionic dispersant.

SURFACE-MODIFIED PARTICLES AND METHOD FOR PRODUCING SAME

Provided are surface-modified inorganic compound particles having excellent dispersibility in a water soluble organic solvent, and also having excellent chemical stability in water. 2. The surface-modified particles according to claim 1 , wherein the compound represented by formula (1) is vinyl phosphonic acid.3. The surface-modified particles according to claim 1 , wherein the inorganic compound particles are inorganic oxide particles.4. The surface-modified particles according to claim 1 , wherein the surfaces of the inorganic compound particles comprise at least one inorganic compound selected from the group consisting of titanium oxide claim 1 , iron oxide claim 1 , zirconium oxide claim 1 , zinc oxide claim 1 , and barium titanate.5. The surface-modified particles according to claim 1 , having a volume 50% average particle size (D) of 1 to 200 nm when the surface-modified particles are dispersed in 1-methoxy-2-propanol and are measured by a dynamic light scattering method.6. A particle dispersion comprising the surface-modified particles according to dispersed in a dispersion medium.7. The particle dispersion according to claim 6 , wherein the dispersion medium is at least one selected from the group consisting of water and a water soluble organic solvent. The present invention relates to surface-modified particles and a method for producing the same.Inorganic compound particles are used for various uses such as an optical material, a catalyst, and cosmetics. Generally, in order to cause the inorganic compound particles to stably exhibit performance thereof for a long period of time, it is necessary to keep the particles in an excellent dispersion state in a dispersion medium.As one of methods for keeping the inorganic compound particles in a dispersion state, a method for previously modifying the particles with a surface treatment agent is known. Various surface treatment agents are used depending on the type of a dispersion medium, the metal type of the ...

Carbon-containing, titanium dioxide-based photocatalyst, and process for producing the same

A highly effective photocatalyst active in daylight and based on carbon-modified titanium dioxide (vlp-TiO2) is disclosed, as well as a process for producing the same. The vlp-TiO2 is produced by mixing a finely divided titanium compound (BET ≥ 50 m2/g) with a carbon-containing substance, then by thermally treating it at temperatures of up to 400 °C. The carbon content ranges from 0.05 to 4 % by weight, preferably from 0.4 to 0.8 % by weight. The product is characterised by an only insignificant ESR signal in a g value range from 1.97 to 2.05, at about 2003. The claimed photocatalyst is suitable for the mineralisation (oxidation) of impurities and pollutants in liquids and gasses.

Low voc universal paint colorant compositions

A universal colorant composition for both solvent- and water-based paints and coatings. The universal colorant composition is a composition which includes a colorant component, such as pigment, dye, colorant, tinting agent and/or metal effect agent; a surfactant package including at least one alkyd-compatible surfactant; and at least one latex-compatible surfactant; and when the surfactant package is added to a base paint it provides a mixture having a drop in viscosity of less than about (50%).

Low voc universal paint colorant compositions

A universal colorant composition for both solvent- and water-based paints and coatings. The universal colorant composition is a composition which includes a colorant component, such as pigment, dye, colorant, tinting agent and/or metal effect agent; a surfactant package including at least one alkyd-compatible surfactant; and at least one latex-compatible surfactant; and when the surfactant package is added to a base paint it provides a mixture having a drop in viscosity of less than about 50%.

Particle stabilised high internal phase emulsions

A particle stabilised high internal phase emulsion comprising an internal phase, a continuous phase and particles comprising a core and a coating, wherein the wetability of the core is modulated by the coating.

Particle stabilised high internal phase emulsions

A particle stabilised high internal phase emulsion comprising an internal phase, a continuous phase and particles comprising a core and a coating, wherein the wettability of the core is modulated by the coating.

Particle stabilised hiogh internal phase emulsions

一种低粘度、高分散性二氧化钛浆料的制备工艺

一种低粘度、高分散性二氧化钛浆料的制备工艺，采用氯化法制备的金红石型二氧化钛半成品，使用脱离子水打浆，得到质量浓度为20％～30％的二氧化钛浆料初品，搅拌均匀；加入无机碱液，调节浆料pH为4.5～5.5值后，搅拌均匀；加入水溶性柠檬酸及聚羧酸钠复合溶液作为分散剂，其加入量以占TiO 2 重量计0.2％～0.5％，搅拌均匀；继续用无机碱液调节浆料pH值至8.5～10.5，搅拌均匀，得到低粘度、高分散性二氧化钛浆料。优点是：工艺简单合理，通过改变的分散剂类型，并调整分散剂加入pH值范围的方法，可在水相中提高分散TiO 2 效果以减少团聚，且降低钛白粉浆料粘度。

Sunscreen compositions

Surface modified pigment

Encapsulated pigments

Described are encapsulated pigments having an outer water-soluble shell and a core containing organic and/or inorganic pigments and optionally solvents and/or conventional additives. The encapsulated pigments have very good dissolution rates in aqueous systems and are therefore particularly suitable for paints, coatings, printing inks, in papermaking and in cosmetic formulations.

Encapsulated pigments

Die vorliegende Erfindung betrifft verkapselte Pigmente, bestehend aus einer äußeren wasserlöslichen Hülle und einem Kern aus organischen und/oder anorganischen Pigmenten und optional Lösemittel und/oder üblichen Additiven. Derartige Pigmente zeichnen sich durch ihre sehr guten Auflösegeschwindigkeiten in wässrigen Systemen aus und sind daher insbesondere für Farben, Lacke, Druckfarben, bei der Papierherstellung sowie in kosmetischen Formulierungen geeignet. The present invention relates to encapsulated pigments consisting of an outer water-soluble shell and a core of organic and / or inorganic pigments and optionally solvents and / or conventional additives. Such pigments are distinguished by their very good dissolution rates in aqueous systems and are therefore particularly suitable for paints, coatings, printing inks, in papermaking and in cosmetic formulations.

Coating with improved hiding, compositions prepared therewith, and processes for the preparation thereof

A coating containing pigment particles and a polymer matrix is provided. The coating contains pigment particles that have a scattering coefficient with a linear or quasi-linear relationship to the pigment volume concentration of those pigment particles. The coating has improved hiding and is useful as a protective coating or an aesthetic coating on an underlying substrate. Also provided are compositions useful for preparing the coating, including covalently bonded composite particles and aqueous dispersions containing composite particles. The composite particles each contain a pigment particle with a plurality of polymer particles attached by adsorption on the outer surface of the pigment particle or by covalent bonding to the pigment particle through a coupling agent. Methods to prepare the composite particles and coating compositions containing the composite particles are also provided.

Polymer compound containing silicon ester moiety and composition therefrom

Nano-engineered inks, methods for their manufacture and their applications

Nanoparticle dispersions, inks, pastes, lotions and methods of their manufacture are disclosed. Multifunctional, nanocomposite, hollow nanoparticles, and coated nanoparticle dispersions are also discussed.

表面修飾粒子及其製造方法

本發明提供一種於水溶性有機溶劑中之分散性優異，且於水中之化學穩定性亦優異之表面修飾無機化合物粒子。 本發明之表面修飾粒子係利用下述式(1)所表示之化合物或其鹽對無機化合物粒子之表面進行修飾而成。 [式(1)中，R 1 表示碳數1～4之烷基或碳數2～4之烯基]。

Surface-modified particles and method for producing same

Provided are surface-modified inorganic compound particles having excellent dispersibility in a water soluble organic solvent, and also having excellent chemical stability in water.Provided are Surface-modified particles, in which a surface of inorganic compound particle is modified with a compound represented by the following formula (1) or a salt thereof.[In formula (1), R¹ represents an alkyl group having 1 to 4 carbon atoms or an alkenyl group having 2 to 4 carbon atoms.]

PIGMENT AND INK FOR ELECTROPHORETIC DISPLAY USING BLACK TITANIUM DIOXIDE

The present invention relates to a pigment for a black electrophoretic display having high electrical insulation and excellent dispersibility in the visible region. An objective of the present invention is to provide black titanium dioxide as a pigment for an electrophoretic display. In addition, another objective of the present invention is to provide an ink composition for an electrophoretic display comprising a black titanium dioxide pigment, and an electrophoretic display. 1. A pigment for electrophoretic display , the pigment containing inorganic oxide.2. The pigment of claim 1 , wherein the inorganic oxide is black titanium dioxide (TiO).3. The pigment of claim 2 , wherein the black titanium dioxide has a crystal phase selected from the group consisting of anatase phase claim 2 , rutile phase claim 2 , and mixtures thereof.4. The pigment of claim 1 , wherein the pigment includes a core part made of the inorganic oxide and a shell part surrounding the surface of the core part.5. The pigment of claim 4 , wherein the shell part is hydrophobic.6. The pigment of claim 4 , wherein the shell part comprises any one among one or more hydrocarbons claim 4 , phosphoric acid claim 4 , and a combination thereof.7. The pigment of claim 6 , wherein the hydrocarbon is a methyl group.8. The pigment of claim 1 , wherein the pigment has a particle diameter of 5 nm to 200 nm.9. The pigment of claim 1 , wherein the pigment exhibits a reflectance of 14% or less for visible light.10. An ink composition for an electrophoretic display claim 1 , the ink composition comprising the pigment of claim 1 , a dielectric medium in which the pigment particles are dispersed claim 1 , and an additive for enhancing the dispersion properties of the pigment.11. The composition of claim 10 , wherein the dielectric medium has a dielectric constant of 2 to 10 F/m.12. An electrophoretic display comprising the ink composition of .13. An electrophoretic display comprising the ink composition of . The ...

表面改性的颜料

一种组合物，其包含用阳离子材料和三异硬脂酸异丙氧钛盐涂布的颜料颗粒。该颜料颗粒可包括在用于在表面比如皮肤上沉积的清洁组合物中。

Method of obtaining self-binding pigment particles with application of acrylic comb copolymers with hydrophobic groups as cross-linking agents, self-binding pigment particles and their application

FIELD: chemistry. SUBSTANCE: invention can be used in the production of pigments. A method of obtaining self-binding pigment particles includes, at least, one stage of crushing one or several binding agents and one or several mineral substances in a water medium to obtain a suspension. Before and/or during the stage of crushing the copolymer in the form of an aqueous solution is added. The said copolymer is obtained due to polymerisation of, at least, one monomer, selected from acrylic acid, metacrylic acid and their mixture and, at least, one oxyalkylated monomer, in which the oxyalkyl group contains a terminal hydrophobic alkyl, aryl, alkylaryl or an arylalkyl group, which has from 10 to 32 carbon atoms. At least one more monomer, which is acrylic acid ether and/or unsaturated amide, can be used for polymerisation. EFFECT: invention makes it possible to increase the content of solid particles in the suspension of the self-binding pigment particles and reduce the total content of organic substances in a water phase of the suspension. 16 cl, 4 tbl, 4 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 531 183 C2 (51) МПК C09C 3/10 (2006.01) C09C 3/04 (2006.01) C08K 3/10 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2011134295/05, 11.01.2010 (24) Дата начала отсчета срока действия патента: 11.01.2010 (72) Автор(ы): ГЕЙН Патрик А.С. (CH), ХУНЦИКЕР Филипп (CH) (73) Патентообладатель(и): ОМИА ИНТЕРНЭШНЛ АГ (CH) Приоритет(ы): (30) Конвенционный приоритет: R U 16.01.2009 EP 09150759.0; 06.02.2009 US 61/207,004 (43) Дата публикации заявки: 27.02.2013 Бюл. № 6 2 5 3 1 1 8 3 R U 2005133873 A, 27.06.2006; . EP 1990375 A1, 12.11.2008. FR 2913420 A1, 12.09.2008. EP 1997838 A2, 03.12.2008. WO 2008044118 A1, 17.04.2008. EA 200700101 A1, 29.06.2007. ХИМИЧЕСКАЯ ЭНЦИКЛОПЕДИЯ под ред. Кнунянца И.Л., Москва, Большая Российская энциклопедия, 1992, т. 3, с. 373, столбец 737 (85) Дата начала рассмотрения заявки PCT на ...

Water-based ink, method for producing water-based ink, ink cartridge, and ink jet recording method

Dispersion of titanium oxide particles in organic solvent and method for producing the same

본 발명에 따르면, 10 중량％ 이상의 함유율로 산화티탄 입자를 메탄올 및 에탄올을 제거한 유기 용매에 분산시켜 이루어지는 산화티탄 입자의 유기 용매 분산체로서, 상기 산화티탄 입자가 일반식 (I) (RO) n -Si-X 4-n …(I)(식 중, R은 탄소 원자수 1∼4의 알킬기를 나타내고, n은 2 또는 3을 나타내고, X는 알킬기, 불화알킬기, 비닐기 또는 (메타)아크릴로일옥시알킬기를 나타낸다.)로 나타내는 실란 커플링제와 12-히드록시스테아린산을 포함하는 표면 처리제로 표면 처리되어 있고, 상기 유기 용매 분산체에 있어서의 산화티탄 입자의 D50이 1∼30 ㎚의 범위에 있고, 상기 유기 용매 분산체의 파장 500 ㎚에 있어서의 투과율이 2％ 이상이고, 파장 800 ㎚에 있어서의 투과율이 70％ 이상이고, 25℃에 있어서, 제조 직후의 점도가 10 m㎩·s 이하이며, 상기 제조 직후의 점도에 대한 7일 후의 점도의 증가량이 40 m㎩·s 이하인, 산화티탄 입자의 유기 용매 분산체가 제공된다. According to the present invention, an organic solvent dispersion of titanium oxide particles obtained by dispersing titanium oxide particles in an organic solvent from which methanol and ethanol are removed at a content of 10% by weight or more, wherein the titanium oxide particles have the general formula (I) (RO) n -Si-X 4-n ... (I) (Wherein, R represents an alkyl group having 1 to 4 carbon atoms, n represents 2 or 3, and X represents an alkyl group, an alkyl fluoride group, a vinyl group or a (meth)acryloyloxyalkyl group.) The surface is treated with a surface treatment agent containing a silane coupling agent represented by and 12-hydroxystearic acid, and the D50 of the titanium oxide particles in the organic solvent dispersion is in the range of 1 to 30 nm, and the organic solvent dispersion The transmittance at a wavelength of 500 nm is 2% or more, the transmittance at a wavelength of 800 nm is 70% or more, and the viscosity immediately after preparation is 10 mPa s or less at 25 ° C., and the viscosity immediately after the preparation An organic solvent dispersion of titanium oxide particles having an increase in viscosity after 7 days of 40 mPa·s or less is provided.

은폐성이 개선된 코팅제, 이로 제조된 조성물 및 그제조방법

안료 입자와 중합체 매트릭스를 포함하는 코팅제가 제공된다. 코팅제는 안료 입자의 안료 체적 농대에 대하여 일차 관계식 혹은 유사-일차 관계식을 만족하는 산란계수를 갖는 안료 입자를 포함한다. 코팅제는 은폐가 개선되고 하부 기질에 대한 보호 코팅제 혹은 장식용 코팅제로 유용하다. 또한, 공유 결합된 복합체 입자 및 복합체 입자를 함유하는 수성 분산물을 포함하는 코팅제 제조에 유용한 조성물이 제공된다. 상기 각각의 복합체 입자는 안료 입자 외부 표면에 흡착에 의해 부착되거나 혹은 커플링제를 통해 안료 입자에 공유결합된 다수의 중합체 입자를 갖는 안료 입자를 함유한다. 복합체 입자 및 복합체 입자를 함유하는 코팅 조성물의 제조방법이 또한 제공된다.

光触媒性ＴｉＯ２層を含む支持体

【課題】 【解決手段】 本発明に従って、必要に応じて金属又は非金属元素又は化合物でドープされたＴｉＯ ２ 粒子を用いて、ＴｉＯ ２ を含有する光触媒層を有する支持体が製造される。ガラス又はプラスチック支持体を保護するため、光触媒層はＴｉＯ ２ 粒子の濃度グラディエントを有する。必要に応じて、有機的に修飾された無機ハイブリッド層が、支持体と光触媒層との間に提供される。

광학기기용 접착제 조성물 및 이를 이용한 접착 방법

본 발명은 코어 쉘 (core shell) 구조의 피그먼트 볼 (pigment ball), 열경화형 모노머 또는 올리고머, 광경화형 모노머 또는 올리고머, 광개시제 및 열개시제를 포함하는 광학기기용 접착제 조성물 및 이를 이용한 광학기기의 접착 방법을 제공한다. 본 발명에 따른 광학기기용 접착제는 차광성 및 광경화 특성을 향상시키는 효과가 있다.

コーティング組成物、その塗膜、反射防止膜、及び画像表示装置

Antimicrobial compositions, process for preparing the same and use

An antimicrobial composition of titanium dioxide, barium sulfate, zinc oxide particles, and mixtures thereof having successive coatings of silver, in some cases a coating of zinc and/or copper compounds such as zinc oxide, copper (II) oxide and zinc silicate; silicon dioxide; alumina; and a dispersion aid such as dioctyl azelate.

包含光催化TiO2层的基片

根据本发明，使用任选地掺杂有金属或非金属元素或化合物的TiO 2 颗粒制备包括含有TiO 2 的光催化层的基片。为了保护玻璃或塑料基片，光催化层具有TiO 2 颗粒的浓度梯度。任选地，在基片和光催化层之间设置有机改性的无机杂化层。

Improved titanium dioxide pigment

包含光催化TiO2层的基片

根据本发明，使用任选地掺杂有金属和非金属元素和化合物的TiO 2 颗粒制备包括含有TiO 2 的光催化层的基片。为了保护玻璃或塑料基片，光催化层具有TiO 2 颗粒的浓度梯度。任选地，在基片和光催化层之间设置有机改性的无机杂化层。

PVDF coating composition

A composition comprising at least one vinylidene fluoride (VDF) polymer [polymer (F)]; and inorganic particles at least partially coated with at least one perfluoropolyether block copolymer [polymer (E)] comprising: A) one or more (per)fluoropolyoxyalkylene segment (chain R f ), comprising recurring units having at least one catenary ether bond and at least one fluorocarbon moiety, and B) one or more polyalkylene segment (chain R a ) comprising recurring units of formula: —(CR 1 R 2 —CR 3 R 4 )—, wherein R 1 , R 2 , R 3 , R 4 , equal to or different from each other, are selected from the group consisting of H, halogens (preferably F, Cl); C 1 -C 6 (hydro)carbon groups, optionally containing fluorine or other heteroatoms, referably perfluoroalkyl or (per)fluorooxyalkyl. The invention also discloses a method of coating various substrates using said composition.

低voc通用油漆着色剂组合物

用于溶剂基油漆和涂料以及水基油漆和涂料的通用着色剂组合物。该通用着色剂组合物为包括着色剂组分例如颜料、染料、着色剂、调色剂和/或金属效果试剂；包括至少一种醇酸相容性表面活性剂的表面活性剂包装；和至少一种胶乳相容性表面活性剂的组合物；当将表面活性剂包装加入到底漆中时，它提供粘度下降小于约(50％)的混合物。

Isocyanate-derived organosilanes

本发明涉及异氰酸酯衍生的有机硅烷及其用途。所述异氰酸酯衍生的有机硅烷可与无机基底，诸如氧化物颗粒反应，以得到表面改性的无机基底。

Surface modified pigment

FIELD: chemistry. SUBSTANCE: surface lustre enhancing composition contains a pigment particle which is pre-coated with a cationic substance in amount of 0.1-10 wt % and isopropyl titanium triisostearate. The cationic substance is a substance selected from a group comprising quaternium, polyquaternium and a cationic polymer. EFFECT: invention increases lustre of a surface on which a cleaning composition is deposited owing to retention, on the surface, of a pigment capable of increasing lustre. 16 cl РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 500 701 (13) C1 (51) МПК C09C 1/04 (2006.01) C09C 3/10 (2006.01) C08K 3/22 (2006.01) A61K 8/19 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2012112604/05, 31.08.2009 (24) Дата начала отсчета срока действия патента: 31.08.2009 (73) Патентообладатель(и): КОЛГЕЙТ-ПАЛМОЛИВ КОМПАНИ (US), КОБО ПРОДАКТС, ИНК. (US) (45) Опубликовано: 10.12.2013 Бюл. № 34 2 5 0 0 7 0 1 (56) Список документов, цитированных в отчете о поиске: WO 2009009657 А2, 15.01.2009. RU 2357723 C1, 10.06.2009. WO 2006042179 A1, 20.04.2006. WO 2008067186 А2, 05.06.2008. (85) Дата начала рассмотрения заявки PCT на национальной фазе: 02.04.2012 2 5 0 0 7 0 1 R U (87) Публикация заявки РСТ: WO 2011/025504 (03.03.2011) C 1 C 1 (86) Заявка PCT: US 2009/055513 (31.08.2009) Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры" (54) ПОВЕРХНОСТНО-МОДИФИЦИРОВАННЫЙ ПИГМЕНТ (57) Реферат: Изобретение может быть использовано в косметической и химической промышленности. Композиция для усиления блеска поверхности содержит пигментную частицу, предварительно покрытую катионным веществом в количестве, составляющем от 0,1 до 10 вес.%, и изопропилтитантриизостеаратом. Катионное вещество является веществом, выбранным из группы, включающей кватерний, поликватерний и катионный полимер. Изобретение позволяет увеличить блеск поверхности, на которую наносят очищающую ...

Dispersion containing titanium oxide

본 발명은, - 원하는 분산액이 20 중량% 이상의 이산화티탄을 포함하도록 하는 양의 20 내지 150 ㎡/g의 비표면적을 갖는 응집된 이산화티탄 분말, 탄소수 1 내지 6의 하나 이상의 아미노 알코올, 및 이염기성 카르복실산 및/또는 하이드록시카르복실산을 포함하는 군으로부터의 탄소수 2 내지 6의 하나 이상의 카르복실산을 물에 넣고, 이때 - 상기 아미노 알코올은 2.5 내지 7.0 μmol/㎡ 비표면적 TiO 2 의 양으로 상기 분산액에 존재하고, 상기 카르복실산은 1.0 내지 3.5 μmol/㎡ 비표면적 TiO 2 의 양으로 상기 분산액에 존재하며, - 200 kJ/㎥ 미만의 양의 에너지를 도입시켜 예비-분산액을 제조한 후, 상기 예비-분산액을 500 bar 이상의 압력에서 고-에너지 밀(mill)에 의해 분쇄하여 응집된 이산화티탄 분말이 150 nm 미만의 평균 부피-관련 응집물 직경을 갖는 분산액을 제조함으로써, 수득가능한 수성 분산액에 관한 것이다. 이러한 분산액은 유리, 세라믹 및 금속 표면의 피복물로서 사용될 수 있다. 응집된 이산화티탄 분말, 비표면적, 분산액, 아미노 알코올, 카르복실산, 평균 부피-관련 응집물 직경, 피복물

Preparation method of modified hollow TiO2 microspheres

本发明涉及一种改性空心TiO2微球制备方法，包括如下步骤：将干燥好的PS／Ti02复合粉末放置马弗炉内，干燥一个小时，使无水乙醇完全蒸发掉；将温度升高，煅烧两个小时，最后得到空心的Ti02微球；将煅烧后的空心Ti02微球加至无水乙醇中，超声1h；之后加入MPS、氨水和去离子水；放置油浴锅内室温下反应，之后用无水乙醇洗涤并离心分离，制备得到MPS-Ti02。本发明方法简单、成本低廉，制备的粒径较大，具有较好的隔热及隔音效果。

Electrostatic ink composition

提供了静电墨水组合物，其包含可带电粒子，所述可带电粒子包含在其表面上具有碱性物质的白色颜料粒子；和电荷导向剂；其中所述白色颜料粒子以基于所述静电墨水组合物中的非挥发性固体的总重量的至少75重量%的量存在。还描述了制造所述静电墨水组合物的方法和经印刷的介质。

Transition metal oxide compositions

The invention provides transition metal oxide mesophase compositions that include a sulfur-containing anionic surfactant and processes for preparing them. The processes involve conversion of a transition metal oxide precursor to a transition metal oxide mesophase in the presence of a sulfur-containing anionic surfactant templating agent, under conditions effective for formation of a transition metal oxide mesophase composition that includes the surfactant. The invention further provides processes for replacing at least part of the surfactant in such a transition metal oxide mesophase composition with anions. The anions may be anions of one or more oxyacids, thereby producing a transition metal oxide mesophase composition that includes a first transition metal oxide and a lesser amount of a second transition metal oxide dispersed on the first metal oxide.

Surface-coated particulate additives for addition to polymers

본 발명은 2작용성의 C 6 -C 40 지방족 및 방향족 카복실산의 에스테르 및 인산의 트리에스테르로 구성되는 그룹으로부터 선택되는 화합물을 포함하는 표면 피막을 갖는 중합체용 미세 입상 첨가제에 관한 것이다.

Transition metal oxide compositions

The invention provides transition metal oxide mesophase compositions that include a sulfur-containing anionic surfactant and processes for preparing them. The processes involve conversion of a transition metal oxide precursor to a transition metal oxide mesophase in the presence of a sulfur-containing anionic surfactant templating agent, under conditions effective for formation of a transition metal oxide mesophase composition that includes the surfactant. The invention further provides processes for replacing at least part of the surfactant in such a transition metal oxide mesophase composition with anions. The anions may be anions of one or more oxyacids, thereby producing a transition metal oxide mesophase composition that includes a first transition metal oxide and a lesser amount of a second transition metal oxide dispersed on the first metal oxide.

Transition metal oxide compositions

Compositions and methods comprising titanium dioxide pigments and coupling agents

Pigment compositions and methods are provided comprising coupling agents. In various embodiments, a pigment is provided comprising titanium dioxide and a coupling agent having the formula: (R′O) (q-n) M(XR m ) n wherein M is Ti, Zr, Sn, or Al; X is —CO 2 , ═PO 2 , —PO 2 (OH), ═PO 2 PO 2 (OH), or —SO 3 ; m is 1 or 2; n is 1, 2, or 3 and q is 4 when M is Ti, Zr or Sn,or n is 1 or 2and q is 3 when M is Al; R′ is a substituted or unsubstituted alkyl, alkynyl, alkydiyl, alkyleno, alkanyl, alkenyl, alkoxy, aryl, arylalkyl, arylaryl, aryldiyl, or aryleno; and R is a substituted or unsubstituted alkyl, alkynyl, alkydiyl, alkyleno, alkanyl, alkenyl, alkoxy, aryl, arylalkyl, arylaryl, aryldiyl, or aryleno, wherein R comprises a carbon chain of 2 to 30 carbon atoms. The pigment compositions have improved lacing resistance, dispersibility, stability or combinations thereof.

A kind of preparation method of high durable titanium dioxide

本发明涉及一种高耐候钛白粉的制备方法，包括制浆，分散，硅酸盐调制、砂磨，二次砂磨，硅酸盐调制，硅酸盐调制，铝盐调制及干燥和粉碎等八个步骤。本发明在钛白粉颗粒表面形成一层完整均匀致密的玻璃质氧化硅膜层，在根本上阻止氧气和水分子与钛白粉表面空穴接触，避免钛白粉光催化反应降解涂料或塑料等基体，提高涂层或型材等耐候性，同时使得钛白粉颗粒间相互作用力变弱，需要少量的能量就可以达到优异的粒径和粒径分布，降低了生产成本，同时具有较好的配方适用性。

Calcium-based titanium dioxide and preparation process thereof

本发明公开了一种钙基钛白粉及其制备工艺，该钙基钛白粉由4000?6000目的超微细碳酸钙无机粉体材料构成的内核基体包覆10000目以上的二氧化钛构成的外膜制备而成，其制备工艺通过将超微细碳酸钙、二氧化钛和分散剂与包膜剂分别以三份混合均匀的水溶液形式，从而有效避免出现团聚的现象，使超微细碳酸钙有效保持分散状态，经PUC控制系统控制三级串联的高速磨机时间、速度、温度和电荷产生的机械力化学反应，采用动力学和热力学原理进行无机包膜，使外膜包覆均匀、致密，结合牢固。通过干燥固化、粉体研磨均化，改性、修复包膜，使包膜更加圆润，从而有效提高产品的白度、吸油值和遮盖能力。经检测：白度达97%?99%，吸油值29?35g/100 g，遮盖力>35.4g/㎡，产品指标均到达或超过国家标准。

Easy to disperse, high durability TiO2 pigment and method of making same

The present invention relates to a TiO 2 pigment coated sequentially in a wet treatment process with hydrous silica and hydrous alumina both in the presence of citric acid wherein the resulting pigment is coated with from 1 to 4% amorphous alumina based on the weight of the untreated TiO 2 ; from 3 to 6% silica glass based on the weight of the untreated TiO 2 .

Titanium dioxide pigments, process for the production thereof, and resin compositions containing the pigments

The invention provides titanium dioxide pigments for plastics resin compositions which are excellent in dispersibility, light resistance, and weather resistance and little cause surface imperfection. In particular, the invention provides a titanium dioxide pigment suitable for general-purpose plastics resin compositions which can attain excellent dispersion and lacing resistance even when blended in a high concentration; a titanium dioxide pigment suitable for engineering plastics resin compositions which can attain dispersion properties, silver streaking resistance, inhibition of reduction in molecular weight, and thermal discoloration resistance at high levels; a process for the production of the pigments; and resin compositions containing the pigments. A titanium dioxide pigment for plastics resin compositions, characterized in that each titanium dioxide particle has a dense hydrous silica coat covering its surface and an organic compound coat formed on the silica coat not through an interlayer.

Microspheres and photoprotective personal care composition comprising same.

La invención se refiere a composiciones cosméticas fotoprotectoras comprendiendo microesferas y un proceso para prepararlas. En particular, la invención es especialmente efectiva para proteger la piel contra radiación solar visible, mientras que se asegura un tono y apariencia de la piel uniforme altamente aceptable. Los presentes inventores han desarrollado una microesfera con interior hueco y coraza de un material teniendo una propiedad óptica específica y espesor específico y recubierta con otro material teniendo una propiedad óptica específica diferente, una combinación que da a la microesfera sorprendentes beneficios tanto en términos de protección de los rayos solares dañinos, mientras que da a una apariencia de la piel agradable cuando estas microesferas son incorporadas en las composiciones tópicas.

Particulate metal oxide

Porous titanium oxide powder and method for production thereof

There is provided a titanium oxide powder having excellent ultraviolet-protecting ability, usability and transparency, and a method of manufacturing the same. The titanium oxide powder provided is a porous titanium oxide powder that is formed from titanium oxide primary particles agglomerated together, has a mean particle diameter of 0.01 to 100 µm, and has a specific surface area of 250 to 500 m 2 /g. The porous titanium oxide powder can be obtained by subjecting a titanium salt solution to hydrolysis by heating under the presence of an aliphatic alcohol and/or a substance having a carboxyl group or a carbonyl group, and then further carrying out heating treatment with an acid. The titanium oxide primary particles preferably have a mean particle diameter of 1 to 50 nm, and the powder preferably has an approximately spherical shape with the ratio of the minor axis to the major axis being at least 0.75 .

Particulate metal oxide particles comprising a metal oxide core and a coating layer comprising an inorganic material, a silane coupling agent and/or a hydrophobizing agent

A particulate metal oxide has a metal oxide core and a coating layer containing an inorganic material and (i) a quaternary silane coupling agent, and/or (ii) a silane coupling agent and a hydrophobizing agent. Preferred materials are titanium dioxide core particles, an amino organosilane coupling agent and a fatty acid hydrophobizing agent. The particulate metal oxide is suitable for use in forming a dispersion, and the particles and dispersion can be used in an end-use sunscreen composition which is transparent, exhibits effective UV absorption properties, reduced photoactivity, and/or improved skin feel.

Cosmetic and dermatological preparations containing transparent surface-coated titanium dioxide particles

Die vorliegende Erfindung betrifft kosmetische und dermatologische Zubereitungen zum Schutz menschlicher Haut und Haare gegen UV-Strahlung, enthaltend im sichtbaren Bereich tranparente oberflächenbeschichtete Titandioxidpartikel mit einer Kristallitgröße von 10 bis 20 nm und einer spezifischen Oberfläche von 90 bis 110 m·2·/g, dadurch gekennzeichnet, dass die Oberflächenbeschichtung der Titandioxidpartikel eine Mehrfachbeschichtung aus a) Aluminiumoxid und b) Merthicon oder einem Copolymer aus Methicon und Dimethicon oder eine Mehrfachbeschichtung aus a) Aluminiumoxid, b) Methicon oder einem Copolymer aus Methicon und Dimethicon und c) Siliziumdioxid umfasst. The present invention relates to cosmetic and dermatological preparations for protecting human skin and hair against ultraviolet radiation, comprising in the visible range transparent surface-coated titanium dioxide particles having a crystallite size of 10 to 20 nm and a specific surface area of 90 to 110 m 2 / g in that the surface coating of the titanium dioxide particles comprises a multiple coating of a) aluminum oxide and b) Merthicon or a copolymer of methicone and dimethicone or a multiple coating of a) aluminum oxide, b) methicone or a copolymer of methicone and dimethicone and c) silicon dioxide.

Lipid-treated particles and polymers containing the particles

本发明提供一种包覆的微粒固体组合物，其包含微粒无机固体，所述微粒无机固体具有沉积在其表面上的包含油脂的处理油。所述微粒无机固体包括二氧化钛、硫化锌、氧化锌、氧化铁、氧化铅、氧化铝、二氧化硅、氧化锆和/或氧化铬的底物颗粒。所述处理油任选地为植物油。所述含油脂的处理油任选地含有甘油酯如甘油三酯和甘油二酯，并能够含有磷脂。在一个实施方案中，所述包覆的微粒固体组合物包括微粒二氧化钛，其中所述处理油提供提高的堆密度、增强的在塑料中的分散性能和改进的抗裂孔性。

Titanium dioxide pigments, process for the production thereof, and resin compositions containing the pigments

Titanium dioxide pigment and method for production thereof

A titanium dioxide pigment, characterized in that it comprises titanium dioxide particles having a coating layer comprising a polyhydric alcohol and a hydrolysis product of an aminosilane compound, and exhibits a dispersibility such that provides a resin pressure increase of not more than 20 kg/cm2. The titanium dioxide pigment is excellent in hydrophobicity, dispersibility, and the like, and thus is useful as a coloring agent for plastics that needs good resistance to lacing and good dispersibility.

Preparation of nanoscale titanium dioxide-dispersion, useful in e.g. lacquers, comprises acid-catalyst hydrolysis of nano-titanium dioxide in presence of polar aprotic solvent and reaction of the dispersion with alkyltrialkoxysilane

Preparation of high concentrated, transparent and long term stable nanoscale titanium dioxide-dispersion (I) comprises: (a) preparing a dispersion of nano-titanium dioxide-dispersion (II) by acid catalyst hydrolysis of titanium alcoholate in presence of emulsifying agent and complex active polar aprotic solvent at room temperature; and (b) reacting (II) with alkyltrialkoxysilane for stabilization to form transparent long term stable (II). Preparation of high concentrated, transparent and long term stable nanoscale titanium dioxide-dispersion (I) with a particle size distribution (2-50 nm) comprises: (a) preparing a dispersion of nano-titanium dioxide (TiO 2)-dispersion (II) in a polar aprotic solvent by a acid catalyst hydrolysis of titanium alcoholate of formula (Ti(OR) 4) in presence of emulsifying agent and a complex active polar aprotic solvent with a E-T-N-value (0.2 (preferably greater than 0.3)) at room temperature; and (b) reacting (II) with alkyltrialkoxysilane for stabilization to form transparent long term stable (II) with a content of up to 25 (preferably 10-20) wt.% of nano-TiO 2. R : 2-4C alkyl. Independent claims are also included for: (1) a method for the processing of (I) comprising removing the solvent and isolating nano-TiO 2 powders stabilized with alkyltrialkoxysilane in the form of crystalline anatase; (2) (I) obtained by the method; (3) a shaped part comprising at least a material of at least a polymer material (preferably polyamide, polyester, copolyester, polyacrylate, polycarbonate, polyethylene, copolymer based on ethylene, polypropylene, copolymers based on polypropylene, polyvinyl chloride, polyacetate, polyketone and polyurethane) comprising nanoscale-TiO 2 or at least a material comprising a material mixture of plastics containing nanoscale-TiO 2; and (4) a foil comprising at least a layer of at least a material of plastics (preferably polyamide, polyester and copolyester, polyacrylate, polycarbonate, polyethylene, copolymer based on ...

Redispersible surfaced-modified particles

The invention relates to surface-modified particles that can be dispersed in organic solvents and to the use thereof for incorporating into polymers, paints and lacquers.

Method for the preparation of aqueous dispersions of tio2 in the form of nanoparticles, and dispersions obtainable with this method

본 발명은 아나타제 결정형 TiO 2 수분산액의 제조 방법과, 광촉매 표면 코팅제 제조와 기체 및 액체 오염원의 광촉매 제거에 이용할 수 있는 상기 방법으로 얻은 분산액에 관한 것이다. The present invention relates to a method for preparing an anatase crystalline TiO 2 aqueous dispersion, and a dispersion obtained by the above method which can be used for preparing a photocatalytic surface coating and removing photocatalysts of gas and liquid contaminants. TiO2, 이산화 티타늄, 아나타제, 분산액, 코팅 TiO2, Titanium Dioxide, Anatase, Dispersion, Coating

Transition metal oxide composition

本発明は、硫黄―含有アニオン界面活性剤を含む遷移金属酸化物メソ相組成物およびその製法を提供する。該製法は、界面活性剤を含む遷移金属酸化物メソ相組成物を形成するのに効果的な条件下、硫黄−含有アニオン界面活性剤鋳型剤の存在下で遷移金属酸化物前駆体を遷移金属酸化物メソ相に変換することを含む。本発明は、さらに、そのような遷移金属酸化物メソ相組成物中の界面活性剤の少なくとも一部をアニオンで置き換える方法を提供する。該アニオンは１以上のオキシ酸のアニオンであってよく、それにより、第１の遷移金属酸化物および第１の金属酸化物上に分散した少量の第２の遷移金属酸化物を含む遷移金属酸化物メソ相組成物を生じる。