Patent application number | Description | Published |
20080214712 | Adjustble Block Copolymer Having Acid Functional Groups and Adhesive and Thermoplastic Compositon Containing It - The invention relates to a linear ethylenic block copolymer comprising:
| 09-04-2008 |
20080221354 | Process for the Preparation of the Alkoxyamine 2-Methyl-2-[N-(Diethoxyphosphoryl-2,2-Dimethylpropyl)-Aminoxy] Propionic Acid - The present invention relates to a process for the preparation of the alkoxyamine 2-methyl-2-[N-(diethoxy-phosphoryl-2,2-dimethylpropyl)aminoxy]propionic acid or of its salts comprising a stage of saponification of an azo compound in the presence of a base, a stage of photolysis of the salt resulting from the saponification stage in the presence of N-(tert-butyl)-1-diethylphosphono-2,2-dimethylpropyl nitroxide and optionally a stage of acidification of the salt of the alkoxyamine obtained on conclusion of the photolysis stage. | 09-11-2008 |
20080306169 | Method For Preparing a Living Polymer Comprising Methacrylic and/or Methacrylate Units - The invention relates to a method for preparing a living polymer comprising methacrylic and/or methacrylate units using a monofunctional or polyfunctional alkoxyamine consisting in polymerising one or several types of methacrylic an/or methacrylate units. | 12-11-2008 |
20090209692 | DISPERSING AND/ OR GRINDING AID AGENT FOR DISPERSION AND AQUEOUS SUSPENSION OF MINERAL MATERIALS, DISPERSION AND SUSPENSION OBTAINED AND USE THEREOF - The invention relates to the use of at least one polymer containing at least one monomer selected from acrylic acid or methacrylic acid or mixtures thereof and at least one monomer which is the maleic anhydride as a dispersing and/or grinding aid agent in a fabrication process of an aqueous dispersion and/or suspension of mineral materials, wherein the molar ratio r (acrylic acid and/or methacrylic acid:(maleic anhydride) is strictly confined to the range between 2:1 and 0.1:1. | 08-20-2009 |
20090221850 | METHOD FOR PREPARING ALKOXYAMINES BY PHOTOLYSIS OF DITHIOCARBAMATES - The present invention relates to a novel process for preparing alkoxyamines from a nitroxide and a dithiocarbamate by photolysis reaction. | 09-03-2009 |
20090270543 | Method of Producing an Impact-Resistant Thermoplastic Resin - The invention concerns a process to manufacture a thermoplastic resin charged with mineral or carbonated matter, and possibly containing an organic impact modifier, through the introduction into the said resin of a comb polymer with at least one ethylenic unsaturation monomer, to which is grafted at least one polyalkylene oxide function. The resins then obtained which also form the subject of the invention have an improved impact resistance without their rigidity being degraded. | 10-29-2009 |
20090306276 | USE OF COMPOSITE MATERIALS BASED ON CARBON NANOTUBES AS THICKENING AGENTS FOR AQUEOUS SOLUTIONS - The present invention relates to the use of composites based on carbon nanotubes as viscosity enhancers for aqueous solutions, characterized in that said composite comprises carbon nanotubes (CNTs) and at least one hydrophilic (co) polymer. | 12-10-2009 |
20090306301 | CAST ACRYLIC PLATES WITH ENHANCED SHOCKPROOFNESS - Process for the preparation of impact-strengthened cast PMMA sheets comprising the following stages:
| 12-10-2009 |
20090326101 | USE IN A HYDRAULIC BINDER COMPOSITION OF A DRY-GROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH) ACRYLIC ACID AND AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - The invention resides in the use in a composition with a hydraulic binder base, of a calcium carbonate characterised in that it is obtained by dry-grinding, firstly, and in that it is dry-ground in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alcoxy or hydroxy polyalkyleneglycol group, secondly. The invention also concerns the compositions with a hydraulic binder base thus obtained. | 12-31-2009 |
20100036059 | USE OF COPOLYMERS WITH A COMPOSITION GRADIENT AS STABILIZERS IN EMULSION FREE-RADICAL POLYMERIZATION - The present invention describes the use of copolymers with a composition gradient as sole stabilizer in emulsion free-radical polymerization. The copolymers of the invention are prepared via controlled free-radical polymerization and comprise at least one hydrophilic monomer such as acrylic acid and at least one hydrophobic monomer such as styrene. | 02-11-2010 |
20100055064 | BLOCK COPOLYMER, COMPOSITION COMPRISING IT AND COSMETIC TREATMENT PROCESS - The present invention relates to a linear ethylenic block copolymer comprising in each block at least one ionic hydrophilic unit, which may be different from one block to another, the said ionic hydrophilic unit being present in each block in a proportion of from 2% to 100% by weight relative to the weight of the said block. | 03-04-2010 |
20100069552 | USE OF A COMB POLYMER WITH AT LEAST ONE POLYALKYLENE OXIDE GRAFTED FUNCTION AS A MINERAL CHARGE COMPATIBILITY AGENT FOR CHLORINATED THERMOPLASTIC MATERIALS - The invention firstly concerns the use as a compatibilising agent, in a process to manufacture a chlorinated thermoplastic resin filled with a mineral material, of a comb polymer having at least one anionic monomer with ethylenic unsaturation, to which is grafted at least one polyalkylene oxide group. | 03-18-2010 |
20100076139 | USE AS A RHEOLOGY AGENT IN A FILLED PLASTIC PASTE OF A DRYGROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH)ACRYLIC ACID WITH AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - The invention resides in the use, as an agent reducing the viscosity of a thermoplastic or thermosetting paste filled with a calcium carbonate, of a calcium carbonate characterised in that it is obtained by dry-grinding, firstly, and in that it is dry-ground in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alcoxy or hydroxy polyalkyleneglycol group, secondly. The invention also concerns the filled thermoplastic and thermosetting pastes obtained in this manner. | 03-25-2010 |
20100111809 | USE IN A PAINT OF A DRY-GROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH)ACRYLIC ACID WITH AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - The invention resides in the use in a paint of a calcium carbonate characterised in that it is obtained by dry-grinding, firstly, and in that it is dry-ground in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alcoxy or hydroxy polyalkyleneglycol group, secondly. The invention also concerns the paints thus obtained. | 05-06-2010 |
20100113617 | METHOD FOR IMPLEMENTING ACTIVE INGREDIENTS IN ORDER TO PROTECT THEM AND OPTIMIZE THEIR DELIVERY METHOD - The invention pertains to a new method for formulating pharmaceutical active ingredients in such a way as to protect them when ingested orally, and to allow for the controlling of the release of the active ingredient in the intestine. It relies upon the use of thickening acrylic emulsions with a pH greater than 5, containing hydrophobic groups, in order to encapsulate the pharmaceutical active ingredients for the purpose of encouraging their passage through the gastrointestinal barrier, while controlling the release kinetics of said active ingredients. | 05-06-2010 |
20100137477 | WORKABILITY OF AN AQUEOUS FORMULATION WITH A HYDRAULIC BINDER BASE USING A COMBINATION OF COMB-BRANCHED POLYMERS - The invention pertains to improving the workability of an aqueous formulation with a hydraulic binder base using a combination between at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophilic group, and at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophobic group. | 06-03-2010 |
20100152094 | METHOD FOR FORMULATING ACTIVE FRAGRANCE INGREDIENTS IN ORDER TO PROTECT THEM AND INCREASE THEIR REMANENCE - The invention pertains to a new method for formulating active fragrance ingredients in such a way as to protect them and to slow the evaporation method of said active ingredients. It relies upon the use of thickening acrylic emulsions, at a pH above 5 and containing hydrophobic groups in order to trap said active ingredients. The invention also pertains to various methods of realizing the active ingredients thus formulated: a mixture in water of these active ingredients with thickening emulsions, dispersion of solid particles of these polymers and of these active ingredients after acidification, and solid particles obtained in a dry state after water is eliminated. Finally, the invention pertains to the use of these various formulations in order to protect an active ingredient and slow its evaporation kinetic. | 06-17-2010 |
20100168338 | METHOD FOR PREPARING A POLYMERIC MATERIAL INCLUDING A MULTIBLOCK COPOLYMER PREPARED BY CONTROLLED FREE-RADICAL POLYMERISATION - A method for preparing a polymeric material including a multiblock copolymer with n blocks, where n is an integer no lower than 2, which method comprises at least one cycle of steps including (a) a step of synthesising a block by performing controlled free-radical polymerisation of one or more free-radical polymerisable monomers, and (b) a step of polymerising the monomers that were not converted during step (a) into a polymer having a number-average molecular weight lower than the number-average molecular weight of said block, wherein said cycle of steps is carried out at least for the (n−1) first blocks. | 07-01-2010 |
20100174012 | MACROMONOMERS IMPROVING THE THERMAL STABILITY OF (METH)ACRYLIC COMB POLYMERS, USE OF THESE POLYMERS IN LOADED PLASTIC COMPOSITIONS - The invention concerns to the use, as an agent improving the thermal stability of (meth)acrylic comb polymers of a macromonomer whose formula (I) is: | 07-08-2010 |
20100181395 | USE OF ACRYLIC COMB POLYMERS WITH HYDROPHOBIC GROUPS AS COUPLING AGENTS IN A METHOD FOR GRINDING MINERAL MATERIALS WITH BINDERS - The invention pertains to the use as a coupling agent, in a method for manufacturing self-binding particles by grinding at least one latex binder and at least one mineral material in an aqueous medium, of an aqueous solution of a fully or partially acidic water-soluble copolymer, present during the step of grinding, wherein the copolymer is made up of at least one ethylenically-unsaturated anionic monomer, and at least one ethylenically-unsaturated oxyalkylated monomer terminated by a hydrophobic alkyl, alkylaryl, arylakyl, or aryl chain having 10 to 32 carbon atoms. | 07-22-2010 |
20100203170 | METHOD FOR FORMULATING AGROCHEMICAL ACTIVE INGREDIENTS SO AS TO REGULATE THEIR RELEASE KINETICS, PROTECT THEM FROM OUTSIDE STRESSES, AND KEEP THEIR USERS SAFE - The invention pertains to a new method for formulating any agrochemical active ingredient so as to protect the user, protect this active ingredient from outside stresses, and control its release kinetics. It relies on the use of acrylic and thickening emulsions with a pH greater than five and containing hydrophobic groups in order to trap said active ingredient. The invention also pertains to the various embodiments of the active ingredient thereby formulated: a mixture in water of that active ingredient with these thickening emotions, a dispersion of solid particles of these polymers and this active ingredient after a certification, and the solid particles obtained in a dried state after the water has been removed. Finally, the invention pertains to the use of these various formulations in order to protect and active ingredient, protect its user, and slow its release kinetics. | 08-12-2010 |
20100216962 | METHOD FOR NEUTRALIZING A WATER-SOLUBLE ACRYLIC POLYMER BY AT LEAST ONE MONOVALENT AGENT AND AT LEAST ONE DIVALENT AGENT, AND POLYMERS OBTAINED - A method for manufacturing a water-soluble acrylic polymer, fully or partially neutralized by at least one monovalent agent and at least one divalent agent, by contacting the monovalent agent, the divalent agent, and a water-soluble acrylic polymer in acid form in an aqueous solution. Polymer obtained. The polymer obtained is limpid, and advantageously has a polymolecularity index between 1.5 and 3.0 for a molecular weight between 5,000 g/mol and 15,000 g/mol. | 08-26-2010 |
20100267564 | METHOD FOR ENCAPSULATING OILS IN AN AQUEOUS MEDIUM WITH HASE POLYMER EMULSIONS, PRODUCTS OBTAINED, AND USES THEREOF - The invention consists of a method for manufacturing an aqueous formulation containing at least one oil, and comprising the steps of mixing at least one associative polymer, one oil, and water, encapsulating the oil by increasing the pH to a value greater than 8, potentially precipitating the mixture by reducing the pH to a value less than 6, and potentially isolating the resulting particles by removing the water. The aqueous formulations, as with the aqueous dispersions, and the resulting solid particles constitute other objects of the invention. | 10-21-2010 |
20100267890 | METHOD FOR DISPERSING ALKYD RESINS WITH ASSOCIATIVE POLYMERS IN WATER, FORMULATIONS THUS OBTAINED AND AQUEOUS PAINTS CONTAINING SAME - The invention consists of a method for dispersion in water of an alkyd resin, by means of a polymer having associative hydrophobic groups. The formulations obtained then enable a water-based alkyd paint to be manufactured, without having recourse to surfactants or solvents. | 10-21-2010 |
20100278925 | FORMULATIONS OF ORGANO-PLATINIC COMPOUNDS IN THE PRESENCE OF ASSOCIATIVE POLYMERS, PRODUCTS THUS OBTAINED AND USES THEREOF - The invention consists of formulations based on compounds of platinum encapsulated by associative and water-soluble polymers. These formulations are in aqueous form or in the form of granulates. The invention further pertains to pharmaceutical preparations which contain these formulations, and their implementation in the fabrication of an orally administered medication, in polychemotherapy treatments. | 11-04-2010 |
20100314061 | USE OF A MINERAL-MATERIAL STERIC DISPERSING AGENT IN WATER, AQUEOUS DISPERSION THUS OBTAINED AND USE THEREOF IN PAPER MAKING - A method for manufacturing a sheet of paper from a pulp and a sheet of paper obtained by the present method, wherein said pulp comprises a mixture of natural and/or synthetic fibers, water, and at least one aqueous suspension and/or dispersion comprising at least one mineral material, wherein said dispersion or suspension comprises, as a steric dispersing agent of at least one mineral material, at least one copolymer comprising at least one vinylic monomer, at least one non-ionic monomer, or a mixture of several monomers having formula (I) in the present method, wherein said agent limits the presence of divalent ions in the aqueous phase and said agent is not a chelating agent. | 12-16-2010 |
20110133006 | USE OF FORMULATIONS CONTAINING GLYCEROL AS A DRY GRINDING AID AGENT OF MINERAL MATTER - The invention consists in the use, as a dry grinding aid agent of a mineral matter chosen from among the dolomites, talc, titanium dioxide, alumina, kaolin and calcium carbonate, the function of which is to reduce the specific grinding energy and to increase the grinding capacity, of formulations containing glycerol. | 06-09-2011 |
20110207856 | USE AS AN AGENT IMPROVING THE WORKABILITY OF AN AQUEOUS FORMULATION WITH A HYDRAULIC BINDER BASE, OF A (METH)ACRYLIC COMB-BRANCHED COPOLYMER AND AN ASSOCIATIVE ACRYLIC THICKENER - The present invention pertains to the use, in the manufacture of an aqueous formulation with a hydraulic binder base, of a combination of at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophilic group, and at least one ASE acrylic polymer. This results in improving the workability of said formulation, without causing a segregation phenomenon. | 08-25-2011 |
20110319526 | USE IN A HYDRAULIC BINDER COMPOSITION OF A DRY-GROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH) ACRYLIC ACID AND AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - A dry-ground calcium carbonate obtained by dry-grinding calcium carbonate in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alkoxy or hydroxy polyalkyleneglycol group, and compositions of the dry-ground calcium carbonate with a hydraulic binder base. | 12-29-2011 |
20110319544 | USE IN A PAINT OF A DRY-GROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH)ACRYLIC ACID WITH AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - A paint comprising a calcium carbonate that is obtained by dry-grinding in the presence of a grinding aid agent comprising a copolymer of (meth)acrylic acid with a monomer containing an alkoxy or hydroxy polyalkyleneglycol group. | 12-29-2011 |
20120132843 | USE OF COMPOSITE MATERIALS BASED ON CARBON NANOTUBES AS THICKENING AGENTS FOR AQUEOUS SOLUTIONS - The present invention relates to the use of composite materials as thickening agents for aqueous solutions, said material comprising carbon nanotubes (CNTs) and at least one hydrophilic (co)polymers. The invention relates more particularly to the use of the materials described above as thickening agents n one of the fields chosen: from the following: the papermaking field, the oil field and also the fields of paint, water treatment, detergents, ceramics, cements, or hydraulic binders, civil engineering, inks and varnishes, and textile sizing. | 05-31-2012 |
20120142842 | USE OF ALKALINE CARBONATE SALTS TO REDUCE THE DOSE OF ACRYLIC POLYMER IN A METHOD OF GRINDING CALCIUM CARBONATE IN WATER - The use of alkaline carbonate salts in a method of manufacturing an aqueous composition of calcium carbonate by grinding. These salts make it possible to reduce the quantity of grinding aid agents implemented, which are water-soluble homopolymers or copolymers of acrylic acid. These homopolymers or copolymers greatly contribute to increasing the carbon dioxide content of the atmosphere, and are derived from raw materials that come from a fossil fuel: by limiting their quantity, both the environment and our natural resources are preserved. | 06-07-2012 |
20120225988 | USE IN A PAINT OF A DRY-GROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH)ACRYLIC ACID WITH AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - Provided is a method of producing a paint involving dry-grinding a calcium carbonate in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alkoxy or hydroxy polyalkyleneglycol group. | 09-06-2012 |
20120227634 | USE IN A HYDRAULIC BINDER COMPOSITION OF A DRY-GROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH)ACRYLIC ACID AND AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - Provided are a method of dry-grinding calcium carbonate in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alkoxy or hydroxy polyalkyleneglycol group, and a method of producing a hydraulic binder base including dry grinding a calcium carbonate in the presence of the grinding aid. | 09-13-2012 |
20140205530 | USE OF FORMULATIONS CONTAINING GLYCEROL AS A DRY GRINDING AID AGENT OF MINERAL MATTER - The invention consists in the use, as a dry grinding aid agent of a mineral matter chosen from among the dolomites, talc, titanium dioxide, alumina, kaolin and calcium carbonate, the function of which is to reduce the specific grinding energy and to increase the grinding capacity, of formulations containing glycerol. | 07-24-2014 |
20150051319 | USE AS AN AGENT IMPROVING THE WORKABILITY OF AN AQUEOUS FORMULATION WITH A HYDRAULIC BINDER BASE, OF A (METH)ACRYLIC COMB-BRANCHED COPOLYMER AND AN ASSOCIATIVE ACRYLIC THICKENER - The present invention pertains to the use, in the manufacture of an aqueous formulation with a hydraulic binder base, of a combination of at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophilic group, and at least one ASE acrylic polymer. This results in improving the workability of said formulation, without causing a segregation phenomenon. | 02-19-2015 |