Patent application number | Description | Published |
20110082252 | COUPLED POLYESTER ACRYLATE GRAFT POLYMERS - The present invention relates to polyester acrylate graft copolymers comprising poly(meth)acrylates as graft substrate, the graft substrate having internal and/or terminal functional groups and polyester side chains as graft branches and/or having polyester blocks attached to at least one chain end of the graft substrate. The present invention further relates to processes for preparing the polyester acrylate graft copolymers and also to their use. | 04-07-2011 |
20110192076 | COMPOSITION HAVING IMPROVED FILTERABILITY - The present invention describes a fuel oil composition comprising at least one biodiesel oil and at least one additive for improving the filterability. | 08-11-2011 |
20110296743 | FUEL COMPOSITIONS HAVING IMPROVED CLOUD POINT AND IMPROVED STORAGE PROPERTIES - The present invention relates to a fuel composition comprising at least one biodiesel fuel and comprising 0.05 to 5% by weight of at least one polymer comprising ester groups, which comprises repeat units derived from ester monomers having 16 to 40 carbon atoms in the alcohol radical, and repeat units derived from ester monomers having 7 to 15 carbon atoms in the alcohol radical, and the polymer comprising ester groups has a weight-average molecular weight in the range from 5000 to 100 000 g/mol. The present invention further describes the use of polymers comprising ester groups as flow improvers in fuel compositions which comprise at least one biodiesel fuel. Surprising advantages can be achieved especially with regard to the improvement of the cloud point and the low-temperature storability. | 12-08-2011 |
20120174474 | COMPOSITION TO IMPROVE COLD FLOW PROPERTIES OF FUEL OILS - The present invention describes a composition comprising at least one polyalkyl(meth)acrylate polymer having a number average molecular weight Mn of from 1000 to 10000 g/mol and a polydispersity Mw/Mn of from 1 to 8 and at least one ethylene vinyl acetate copolymer comprising units being derived from at least one alkyl (meth)acrylate having 1 to 30 carbon atoms in the alkyl residue. The composition is useful as cold flow improver in fossil fuel oil and or biodiesel fuel oil. | 07-12-2012 |
20120252956 | PROCESS FOR PREPARING POLY(METH)ACRYLATE-GRAFT-POLYLACTONE POLYMERS - The present invention relates to a process for preparing poly(meth)acrylate-graft-polylactone polyols. | 10-04-2012 |
20120302476 | (METH)ACRYLATE POLYMERS FOR IMPROVING THE VISCOSITY INDEX - The invention relates to a (meth)acrylate polymer for improving the viscosity index, which comprises a) from 5 to 60 wt % of repeating units that are derived from (meth)acrylates of formula (I), where R represents hydrogen or methyl and R1 is an alkyl radical having from 1 to 6 carbon atoms, b) from 5 to 80 wt % of repeating units that are derived from (meth)acrylates of formula (II), where R is hydrogen or methyl and R2 is an alkyl radical having from 7 to 30 carbon atoms, and c) from 15 to 90 wt % of repeating units that are derived from (meth)acrylates of formula (III), where R is hydrogen or methyl, n is an integer in the range of 2 to 500 and A is C2-C4 alkylene and R3 is a hydrogen atom or an alkyl radical having from 1 to 4 carbon atoms. The invention further relates to novel lubricating oil compositions, to a method for producing the above-mentioned (meth)acrylate polymers and to the use thereof for improving the viscosity index of lubricating oil compositions that comprise at least one polar base oil. | 11-29-2012 |
20130306523 | METHOD FOR DEWAXING MINERAL OIL COMPOSITIONS - The present invention relates to a lubricant composition for a process for reducing the paraffin content of mineral oil compositions, by providing a mineral oil composition with a dewaxing aid, cooling to form a paraffin precipitate and at least partly removing the paraffin precipitate formed. The dewaxing aid used is a copolymer mixture comprising at least three copolymers, the copolymers differing in the composition of the repeat units. | 11-21-2013 |
20150059238 | USE OF COLD FLOW IMPROVER COMPOSITIONS FOR FUELS, BLENDS THEREOF WITH BIOFUELS AND FORMULATIONS THEREOF - The present invention relates to the use of polyalkyl(meth)acrylates as an additive to fuels, especially middle distillate fuels and blends thereof. The present invention further relates to the use of a composition comprising polyalkyl(meth)acrylates as dispersing species susceptible to disperse waxes and sludgy material at low temperatures and a hydrocarbon solvent/an oil for improving the cold flow properties of fuel oil and fuel oil compositions. The present invention further relates to the use of these compositions as an additive to fuels, especially in the function of paraffin dispersant, to such fuels themselves and to fuel additive concentrates which comprise this composition dissolved in a hydrocarbon solvent or an oil. | 03-05-2015 |
Patent application number | Description | Published |
20100016543 | CRYSTALLINE COPOLYESTERS HAVING HIGH SOLUBILITY IN NON-HALOGENATED SOLVENTS, AND THEIR USE - A description is given of the preparation of high molecular mass, crystalline copolyesters with high solubility in non-halogenated and non-aromatic solvents, and of their use in adhesives. | 01-21-2010 |
20100028697 | METHOD OF COATING METAL STRIPS - The present invention relates to the use of branched, amorphous, polyester-based macropolyols for coating metal strips, to methods of coating metal strips and to the coated metal strips thus obtained. The coating comprises branched polyesters having trifunctional branching agent contents of between 10 and 25 mol %, based on the alcohol component, and the molecular weight of the polyester is between 2500 and 4500 g/mol. | 02-04-2010 |
20100105831 | MOISTURE-CURING HOT-MELT ADHESIVE WITH GOOD ADHESION - The present invention relates to the use of polyesters based on dicarboxylic acids having an odd carbon number and polyols having an odd carbon number as or in adhesives. The present invention further provides adhesives containing the stated polyesters, and also their use for producing bonds. | 04-29-2010 |
20110144226 | RADIATION-CURABLE FORMULATIONS - The present invention relates to the use of oligomeric siloxane components in radiation-curable formulations which in the cured state offer a particular degree of corrosion control for metallic substrates. | 06-16-2011 |
20110178238 | INORGANICALLY MODIFIED POLYESTER BINDER PREPARATION, PROCESS FOR PRODUCTION AND USE THEREOF - The present invention relates to a preparation comprising at least one specific oligomeric siloxane component and at least one polymer component, to processes for producing it and to its use in formulations, more particularly metal coating formulations. | 07-21-2011 |
20110196087 | ADHESIVES BASED ON POLYESTER-GRAFT-POLY(METH)ACRYLATE COPOLYMERS - The present invention relates to the use of mixtures comprising polymer types A, B and AB as or in adhesives, polymer type A being a copolyester prepared with cocondensation of unsaturated aliphatic dicarboxylic acids, polymer type B being a (meth)acrylate homopolymer and/or copolymer, and polymer type AB being a graft copolymer of polymer type A and polymer type B. | 08-11-2011 |