Lamberti SpA Patent applications |
Patent application number | Title | Published |
20150307767 | METHOD FOR INHIBITING GAS HYDRATE BY NON-CORROSIVE QUATERNARY AMMONIUM COMPOUNDS - The formation of hydrocarbon hydrates can be inhibited or mitigated by contacting a a mixture comprising water and hydrate-forming guest molecules under gas hydrate forming conditions with a quaternary ammonium hydroxide QOH or a quaternary ammonium compound QA, in which A is not a halogen atom. The QOH or QA may be prepared reacting a quaternary ammonium halide QX with a metal hydroxide M(OH) | 10-29-2015 |
20150223448 | HERBICIDAL COMPOSITION - Ethoxylated phospholipid-enriched soybean oil as an effective adjuvant in herbicidal compositions and method for killing or controlling the growth of weeds which comprises applying on the fields a herbicidal composition containing glyphosate and the ethoxylated phospholipid-enriched soybean oil. | 08-13-2015 |
20140031264 | METHOD OF TREATING SUBTERRANEAN FORMATIONS - A method of treating a portion of a subterranean formation through the use of an aqueous fracturing fluid comprising dissolved therein from 0.3 to 3.0% by weight of a viscosifying agent, wherein the viscosifying agent consists of fast dissolving and easy dispersible glyoxalated, ground guar splits containing from 0.01 to 0.05% by weight of glyoxal. | 01-30-2014 |
20140017184 | PERSONAL CARE COMPOSITIONS - Personal care compositions comprising, as thickeners and suspending agents, crosslinked alkali swellable polyacrylates containing one or more acetoacetyl or cyanoacetyl groups. | 01-16-2014 |
20130289167 | HYDRAULIC BINDER COMPOSITION - Compositions comprising a hydraulic binder such as cement or gypsum and a hydroxypropyl guar derivative that comprises unsubstituted linear or branched C | 10-31-2013 |
20130165322 | AQUEOUS ADJUVANT CONCENTRATES WITH IMPROVED SPRAY DRIFT PROPERTIES - Aqueous adjuvant concentrate with improved spray drift properties and method for its preparation comprising the steps of: i) dissolving from 15 to 30% by weight, on the weight of the final concentrate, of ammonium sulfate in water; ii) adding to the solution from 1 to 10% by weight, on the weight of the final concentrate, of anionic esters of alkyl polyglycosides; iii) dispersing in the solution from 2 to 10% by weight, on the weight of the final concentrate, of hydroxypropyl guar or hydroxypropyl guar acetate; iiii) adding ammonium sulfate to the dispersion to reach an ammonium sulfate final concentration comprised between 33 and 40% by weight. | 06-27-2013 |
20120315401 | CERAMIC MEDIUMS AND INKS IN POWDER FORM - The disclosure relates to printing mediums, useful for ceramic sinterable materials, that are in powder form and are based on glycols, urea and an inorganic absorbent, to ceramic inks compositions comprising the printing mediums and to methods for decorating green or fired ceramic bodies by the use of said printing mediums and compositions. | 12-13-2012 |
20120094877 | CLAY INHIBITORS FOR THE DRILLING INDUSTRY - The hydration of clays in drilling operations can be inhibited by employing a an aqueous based drilling fluid containing from about 0.2 to about 5 wt % of a hydration inhibitor that comprises bis-hexamethylene-triamine, bis-hexamethylene-triamine salts, or mixtures thereof. | 04-19-2012 |
20110175026 | PROCESS FOR WETTING A WATER REPELLANT SOIL - Water repellent soils may be treated with an aqueous wetting composition comprising from 10 to 100,000 ppm of an anionic derivative of alkyl polyglycosides to improve the ability of the soil to be penetrated by water. This composition may also be combined with certain known wetting agents to produce a synergistic wetting effect. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. | 07-21-2011 |
20110166341 | GLYOXAL FREE PURIFIED CATIONIC POLYGALACTOMANNAN - A glyoxal and boron free purified cationic polygalactomannan may be prepared by reacting a polygalactomannan flour, a nonionically derivatized polygalactomannan flour, or a mixture thereof, with a cationising reagent, adjusting the pH to be from about 4 to about 6; cross-linking the cationic with glyoxal, and filtering and water washing the cationic polygalactomannan to produce a glyoxalated purified cationic polygalactomannan containing not more than 70% by weight of water. In some cases it may be desirable to introduce a buffering agent to the glyoxalated purified cationic polygalactomannan to regulate the pH to from 8.0 to about 9.5, when measured at 1% (dry matter) in water. In other cases, it may be desirable to remove water to produce glyoxal free purified cationic polygalactomannan in powder form. Such compounds are particularly useful in personal care products. | 07-07-2011 |
20110166048 | ANTI-ACCRETION AGENTS FOR DRILLING FLUIDS - Esters of alkanolamines with unsaturated, polyunsaturated or saturated C | 07-07-2011 |
20100222241 | Clay Inhibitors for the Drilling Industry - The inhibition of hydration of clays in drilling operations may be accomplished using an aqueous based drilling fluid containing from 0.2 to 5 wt % of 1,2-cyclohexanediamine and/or its salts. | 09-02-2010 |
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 |
20100093883 | Hydroxamic Esters as Photoinitiators - The present invention concerns photopolymerisable systems comprising reactive oligomers and/or monomers having ethylenically unsaturated groups and as photoinitiator at least one hydroxamic ester of Formula (I) or (II) or (III). | 04-15-2010 |
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 |
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 |
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 |
20090137170 | Non-Woven Colour-Catcher Fabric and Method for its Preparation - Procedure for preparing a non-woven colour-catcher fabric comprising the following steps: a) a cationic dye sequestering agent is applied on a non-woven fabric; b) the non-woven fabric is dried at a temperature comprised between 120 and 180° C.; c) a printing paste comprising an anionic polyacrylic dispersant or a sulfonated aromatic-formaldehyde condensation product having dispersing properties is applied on the non-woven fabric by printing technique. | 05-28-2009 |
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 |
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 |