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| Number | Title | Issue Date |
| 8163818 | Coloured aqueous polymer dispersions, and production and use of same The invention relates to a colored polymer dispersion containing, as main ingredients: (a) a colored polymer produced by polymerization of monomer A with monomer B, monomer A being a pigment B which is coated with a polymerizable wax D wherein the polymerizable func... | 04/24/2012 |
| 8158690 | Temperature-sensitive active ingredient compositions for reducing the density of plastics The invention relates to an active ingredient composition which has a high content in thermosensitive foaming agents and one or more polyolefin resins, the portion which is larger in quantity being a metallocene and optionally the remaining resins being polar or non... | 04/17/2012 |
| 8147606 | Wax compositions and its use A wax composition comprises at least three amide waxes A, B, and C, where amide wax A is the reaction product of alkylenediamine with linear fatty acids or with mixtures composed of fatty acids, amide wax B is the ... | 04/03/2012 |
| 8137416 | Acid dyes Compounds of the general formula (I) a process for their preparation and their use for dyeing and/or printing organic substrates are described. ... | 03/20/2012 |
| 8128848 | Diketopyrrolopyrrole pigment composition for use in color filters The invention relates to a pigment composition that is composed of compounds of formulas (I), (II) and (III), is characterized by a average particle size d50 ranging from 10 to 60 nm, less than 5% by volume of the particles being greater than 70 nm, | 03/06/2012 |
| 8119042 | Diketopyrrolopyrrole cocrystals The invention relates to cocrystals of compounds of the formulae (I), (II) and (III), obtainable by reacting 1 mol of a succinic diester with 2 mol of a mixture of nitriles A-CN and B—CN, where A-CN and B—CN are present in the nitrile mixture in a molar ratio of... | 02/21/2012 |
| 8101785 | Method for producing fatty acid alkanol amides The invention relates to a method for producing fatty acid alkanol amides by reacting at least one amine that contains at least one primary or secondary amino group and at least one hydroxyl group with at least one fatty acid to form an ammonium salt, said ammonium ... | 01/24/2012 |
| 8097753 | Mixtures composed or monocarboxy-functionalized dialkylphosphinic acids, their use and a process for their preparation The invention relates to mixtures composed of monocarboxy-functionalized dialkylphosphinic acids and of further components, which comprise A) from 98 to 100% by weight of monocarboxy-functionalized dialkylphosphinic acids of the fo... | 01/17/2012 |
| 8093414 | Process for preparing acylglycinates by means of direct oxidation A process is described for preparing acylglycinate salts of the formula (II) in which R1 is a saturated linear or branched alkyl radical having from 1 to 21 carbon atoms or a mono- or polyunsaturated linear or branched alkenyl radical having from 2 to 21 ... | 01/10/2012 |
| 8084518 | Ethylenebis(hydroxyalkylphosphinic acid) and salts thereof The invention relates to an ethylenebis(hydroxyalkylphosphinic acid) and salts thereof. The acid has the general formula: A-P(O)(OX)—CR1R2—CR3R4—P(O)(OX)-A. Variable A is CR5R6—OH. Variables R... | 12/27/2011 |
| 8071814 | Process for preparing polyetheramines The invention provides a process for preparing polyetheramines of the formula (1), R2 (NR1R3)n, in which n is a number from 1 to 20, R2 represents an organic radical that contains between 2 and 600 oxalkylene gr... | 12/06/2011 |
| 8070079 | Method for producing a silane modified surface nano-corundum The invention relates to a process for producing a silane-modified nano-corundum, wherein nano-corundum agglomerates are disagglomerated in the presence of an organic solvent and simultaneously or afterwards treated by silane. ... | 12/06/2011 |
| 8067651 | 1-alkyl-5-oxopyrrolidine-3-carboxylic esters with improved biodegradability The invention provides compounds of the formula 1 in which A is a C2- to C4-alkylene group x is from 1 to 100 R1 is C1-C30-alkyl, C2 | 11/29/2011 |
| 8067635 | Method for producing tertiary amides of alkylphenyl carboxylic acids The invention relates to a method for producing tertiary amides of alkylphenyl carboxylic acids by reacting at least one secondary amine with at least one alkylphenyl carboxylic acid to form an ammonium salt, said ammonium salt being subsequently converted into the ... | 11/29/2011 |
| 8067612 | Method for producing bisbenzoxazoles The invention relates to a method for producing bisbenzoxazoles that are interconnected by means of a system of conjugated double bonds, according to which o-aminophenols are reacted with dicarboxylic acids, the carboxyl groups of which are interconnected via a doub... | 11/29/2011 |
| 8063123 | Phosphorus-containing mixtures, a process for their preparation and their use The invention relates to phosphorus-containing mixtures containing compounds of the formula RO—PO(A)-CH2—CH2—CO2H and (I) HO—PO(A)-CH2—CH2—CO2R (II) ... | 11/22/2011 |
| 8062416 | Pigment red 112 with enhanced dispersibility The invention provides a process for preparing uncoated, readily dispersible C.I. Pigment Red 112 by azo coupling in a microreactor, which comprises precipitating the coupling component in an upstream microreactor and coupling the precipitated coupling component in ... | 11/22/2011 |
| 8021716 | Polyelectrolyte-encapsulated pigments The invention concerns a process for encapsulating pigment particles, which comprises (A) producing a dispersion of the pigment to be encapsulated, (B) then applying a polyelectrolyte layer to the surface of the pigment particles, ... | 09/20/2011 |
| 8002888 | Phenylpyrazolone colorant The invention relates to a colorant of the formula (2) where M=Ca, Sr or a combination of Ca and Sr. ... | 08/23/2011 |
| 7999086 | Method of conditioning azo pigments containing carboxylic ester groups The invention provides a method of conditioning azo pigments containing carboxylic ester groups, using glycol monoalkyl ethers or mixtures of glycols and glycol dialkyl ether. ... | 08/16/2011 |
| 7993445 | Nanoparticles of alumina and oxides of elements of main groups I and II of the periodic table, and their preparation Nanoparticles are claimed which consist of 50-99.99% by weight of alumina and 0.01-50% by weight of metal oxide of elements of main group I and II of the Periodic Table. These nanoparticles are obtained by drying a suspension of aluminum chlorohydrate, oxide formers... | 08/09/2011 |
| 7976583 | Oil-, water- and soil-repellent perfluoroalkylethyl methacrylate copolymers Short-chain perfluoroalkylethyl methacrylates copolymerized with vinyl chloride and/or vinylidene chloride, a C12-C22 alkyl (meth)acrylate and one or more thermally crosslinkable or isocyanate-reactive monomers are useful for oil-, water- and s... | 07/12/2011 |
| 7967906 | Method for directly producing fine-particle diketopyrrolopyrrol pigments The invention relates to a method for directly producing fine-particle 1,4-diketopyrrolo[3,4-c]pyrrols of formula (1), wherein R1a, R1b, R2a and R2b independently represent hydrogen, halogen, C1-C4 al... | 06/28/2011 |
| 7938900 | Water-based pigment preparation The invention relates to an aqueous pigment preparation comprising (A) at least one organic and/or inorganic pigment, (B) dispersants and/or surfactants, (C) a trihydric or higher polyhydric alkoxylated alcohol, (D) a polyglycol alkyl ether, (E) if desired, hydrotro... | 05/10/2011 |
| 7927384 | Acid dyes Compounds of the general formula (I) a process for their preparation and their use for dyeing and/or printing organic substrates are described. ... | 04/19/2011 |
| 7906632 | Chromium complex dyes The present invention relates to novel 1:2 chromium complex dyes, processes for their preparation and their use for dyeing or printing fibre materials containing hydroxyl groups or containing nitrogen. The present invention relates to a 1:2 chromium complex d... | 03/15/2011 |
| 7905955 | Aqueous pigment preparations The invention relates to aqueous pigment preparations containing (A) at least one organic and/or inorganic pigment, (B) a dispersant of formula (I) or (II), or mixtures of the dispersants of formulas (I) and (II), (C) optionally wetting agents, (D) optionally other ... | 03/15/2011 |
| 7905929 | Glycol based pigment preparation for mass dyeing of polyacrylonitrile fibers The invention relates to a process for mass dyeing of polyacrylonitrile, wherein there is incorporated into a solution of acrylonitrile polymer or copolymer a pigment preparation which comprises 10 to 60% by weight of a pigment, 15 to 85% b... | 03/15/2011 |
| 7892345 | Method for producing transparent Pigment Violet 23 The invention accordingly relates to a method for preparing transparent C.I. Pigment Violet 23 by salt kneading a Pigment Violet 23-crude in the presence of a crystalline salt and an organic liquid. Said method is characterized in that the organic liquid is propylen... | 02/22/2011 |
| 7892344 | P.R. 254 pigment preparation for use in color filters The invention provides a pigment preparation comprising (a) C.I. Pigment Red 254 with an average particle size d50 of not more than 100 nm; (b) 0.1% to 30% by weight, based on the weight of the PR 254, of one or more dispersants ... | 02/22/2011 |
| 7875706 | Disperse dyes Disperse dyes of the general formula (I) where D is a diazo component derived from a substituted or unsubstituted aromatic amine, K is an aromatic radical of the formula ... | 01/25/2011 |
| 7868212 | Method for preparing 1,2-propanediol by hydrogenolysis of glycerol The invention relates to a method for preparing 1,2-propanediol by reacting glycerol, which has a purity of at least 95 wt %, with hydrogen at a hydrogen pressure from 20 to 100 bar and a temperature from 180 to 240° C. in the presence of a catalyst, which comprise... | 01/11/2011 |
| 7838580 | Salts of alkyl esters of carboxyethyl(alkyl)phosphinic acid The invention relates to salts of alkyl esters of carboxyethyl(alkyl)phosphinic acid, where the salts have the formula (I) R1—P(═O)(OX)—CH2—CH2—CO2R2 in which R1 and R | 11/23/2010 |
| 7833343 | Universal stir-in pigments The invention relates to a pigment preparation containing (a) 50-99 percent by weight of at least one pigment, (b) 1 to 50 percent by weight of an additive based on polyalkylene glycols, and (c) 0 to 10 percent by weight of an auxiliary agent from among the group co... | 11/16/2010 |
| 7824488 | Pigment composition based on C.I. pigment yellow 191 The invention relates to a pigment composition based on P.Y. 191 of the formula (1) containing 0.05 to 30 mol %, based on the sum of P.Y. 191 and a further yellow colorant, of at least one further yellow colorant of the formula (2) and/or of C.I. Pigment Yellow 100 ... | 11/02/2010 |
| 7820850 | Phosphorus-containing mixtures, a process for their preparation and their use The invention relates to phosphorus-containing mixtures, containing compounds of formula RO—PO(A)-CH2—CH2—CO2H and (I) HO—PO(A)-CH2—CH2—CO2R, (II) w... | 10/26/2010 |
| 7815697 | Fuel oils composed of middle distillates and oils of vegetable or animal origin and having improved cold flow properties The invention provides a fuel oil composition comprising a fuel oil of mineral origin and a fuel oil of vegetable and/or animal origin and as a cold additive, the constituents, at least one copolymer composed of ethylene and 8-21 mol % of at least one acrylic and vi... | 10/19/2010 |
| 7812200 | Process for preparing 1,2-propanediol by hydrogenolysis of glycerol The invention provides a process for preparing 1,2-propanediol, by reacting glycerol which has a purity of at least 95% by weight with hydrogen at a hydrogen pressure of from 20 to 100 bar and a temperature of from 180 to 240 DEG C. in the presence of a catalyst whi... | 10/12/2010 |
| 7812156 | Optical brightening agents The instant invention relates to stilbene optical brightening agents which combine a high solubility in water while providing superior fluorescent whitening effects when applied to the surface of paper in either the size-press or in a pigmented coating composition a... | 10/12/2010 |
| 7812141 | Azo compounds The present invention relates to novel dyestuffs of formula (I) wherein the substituents have the meanings defined in the claims, the production of such dyestuffs, the use of these dyestuffs and material dyed or printed by ... | 10/12/2010 |
