| Patent application number | Description | Published |
|---|
| 20080213502 | Photopolymerisable Systems Containing Low-Extractable and Low-Volatile Coinitiators - This invention concerns photopolymerisable systems containing ethylenically unsaturated reactive oligomers and/or monomers comprising at least one photoinitiator and at least one coinitiator having low-extractability and low-volatility; the photopolymerisable systems of the invention are particularly suited for the preparation of food-packaging coatings. | 09-04-2008 |
| 20080318810 | Self-Breakable Yield Point Enhancer for Oil Based Drilling Mud - The present invention relates to a liquid, self-breakable, temporary viscosifier agent (yield point enhancer) for oil based drilling muds, obtained by reacting one or more dicarboxylic fatty acids with a secondary dialkanolamine and thereafter with a tertiary tialkanolamine, and to oil based drilling muds containing it. | 12-25-2008 |
| 20090131280 | Swelling Inhibitors for Clays and Shales - Hydration of clays and shales may be inhibited during drilling operations by using a clay and shale inhibitor. The inhibitor may be used with a water based drilling fluid. The clay and shale inhibitor includes from 0.2 to 5 % by weight of a reaction product of an epoxy resin with at least one primary or secondary aliphatic or cycloaliphatic amine. | 05-21-2009 |
| 20090209659 | Liquid Thickeners for Aqueous Systems - Liquid thickener for aqueous systems containing, as viscosity suppressing agent, from 5 to 40% wt of ethoxylated mono- and/or di-glycerides of carboxylic acids having from 6 to 18 carbon atoms, from 15 to 40% wt of a polyurethane associative thickener, obtained from the reaction of at least one organic polyisocyanate, at least one water soluble polyether diol and at least one hydrophobic capping agent containing from 10 to 24 carbon atoms, from 20 to 80% wt of water, and which is devoid of organic solvents, volatile organic compounds and other viscosity suppressing agents. | 08-20-2009 |
| 20090239771 | Swelling Inhibitors for Clays and Shales - Method for inhibiting the hydration of clays and shales during drilling operations comprising the use of a water base drilling fluid, which contains from 0.2 to 5% by weight of the condensation product of a dicarboxylic acid having 4 to 10 carbon atoms with alkanolamines, diamines or polyalkyleneamines of formula R′″R″N—R′—XH, where X is O or NR | 09-24-2009 |
| 20100004197 | PROCEDURE FOR THE PREPARATION OF GLYOXALATED CATIONIC GUAR - Procedure for the preparation of cationic guar having DS comprised between 0.01 and 3, soluble at basic pH and suitable for the use in the cosmetic field and in household cleaning products comprising the following steps: a) 100 parts by weight of guar flour are reacted with 3-chloro-2-hydroxypropyl trimethylammonium chloride and sodium hydroxide, in from 5 to 500 parts of a water and alcohol mixture containing from 20 to 50% by weight of water; b) the mixture is acidified to a pH between 4 and 6; c) from 2.2 to 3 parts by weight of glyoxal are added, and the reaction is stirred for approximately 30 minutes; d) from 300 to 1200 parts by weight of ambient temperature water are added and mixed for 10 to 90 minutes; e) the mixture is filtered under vacuum and the product dried to obtain glyoxalated purified cationic guar. | 01-07-2010 |
| 20100036114 | PROCEDURE FOR THE PREPARATION OF PURIFIED CATIONIC GUAR - Procedure for the preparation of cationic guar having DS comprised between 0.01 and 3, free from boron and suitable for the use in the cosmetic field and in household cleaning products, comprising the following steps: a) 100 parts by weight of guar flour are reacted with 3-chloro-2-hydroxypropyl trimethylammonium chloride and sodium hydroxide in from 5 to 500 parts by weight of a water and alcohol mixture containing from 20 to 50% by weight of water; b) the amount of water and alcohol is regulated in order to obtain a dispersion containing from 65 to 95% by weight of a of water and alcohol mixture containing from 30 to 50% by weight of water and the dispersion is maintained under stirring at temperature comprised between 15 and 40° C. for at least 10 minutes; c) the mixture is filtered under vacuum and dried to obtain the purified cationic guar. | 02-11-2010 |
| 20100098867 | VOLATILE AMINES FREE POLYURETHANE AQUEOUS DISPERSIONS - Process for the preparation of aqueous dispersions of carboxylated anionic polyurethanes free from volatile aminines, useful for the preparation of coatings for leather, paper, metals, textiles and plastics. | 04-22-2010 |
| 20100173782 | Microemulsions and Their Use for Improving the Biological Efficacy of Pesticides - Homogenous and stable adjuvants in the form of microemulsions for use in agriculture containing: a) a mixture of surfactants comprising i) one or more anionic derivatives of an alkylpolyglycoside; ii) one or more alkylpolyglycosides; iii) one ore more anionic derivatives of a fatty alcohol; b) one or more methyl esters of fatty acids deriving from the transestehfication of vegetable oils, one or more vegetable oils, or mixture thereof; c) one or more nonionic surfactants; d) water. | 07-08-2010 |
| 20100209714 | Water Dispersible Polyisocyanate Compositions - Non aqueous water dispersible compositions comprising: I) polyisocyanates, which are made hydrophilic by reaction with a 1,3- or 1,2-nonionic diol containing one alkoxy-terminated polyoxyethylene and/or polyoxypropylene chain, II) one or more ethoxylated alcohol phosphates having at least one phosphoric group in acid form, and optionally III) a water miscible organic solvent, the compositions being useful as crosslinker for polyurethane aqueous dispersions. | 08-19-2010 |
| 20100307381 | Rheology Modifying Admixture - Rheology modifying admixture comprising a) from 80 to 99% w/w of hydroxyalkyl guar, cellulose ether, or mixture thereof; b) from 1 to 20% w/w of biopolymer selected from diutan gum and welan gum, and hydraulic compositions containing the rheology modifier admixture together with a superplasticizer. | 12-09-2010 |
| 20110008107 | TAIL SEALS - Tail seal compound (tail seal) for tunnelling machine comprising blown oils, more than 30% by weight of a mineral charge and fibrous material. | 01-13-2011 |
| 20110065962 | PROCESS FOR THE PREPARATION OF AROMATIC ALPHA-HYDROXY KETONES - Process for the preparation of aromatic alpha-hydroxyketones (aromatic α-hydroxyketones) that does not require the use of chlorine, sulfuryl chloride or bromine and comprises the halogenation of an intermediate aromatic ketone with a hydrogen halide in the presence of an oxidising compound. | 03-17-2011 |
| 20110123563 | MODIFIED GALACTOMANNNAN ETHERS - Cationic hydrophobically modified galactomannan ethers having a cationic degree of substitution (DS | 05-26-2011 |
