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US4079028A Polyurethane thickeners in latex compositions

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US20050187342A1 - Polyurethane-based thickeners - Google .

Thickeners based on an aqueous preparation of nonionic water-dispersible or water-soluble polyurethanes comprising constituent units provided by (a) at least one polyfunctional isocyanate; (b) at least one polyether polyol, (c) at least one monofunctional alcohol; and (d) optionally, at least one polyfunctional alcohol, wherein compound (d) contains no functional groups other than the OH ...

US Patent for Polyurethane thickeners in latex .

Polyurethane thickeners in latex compositions . May 17, 1976 - Rohm and Haas Company. Latex and other aqueous systems are thickened by incorporation of a low molecular weight polyurethane characterized by at least three hydrophobic groups interconnected by hydrophilic polyether groups. The thickeners are nonionic, hydrolytically stable and are ...

United States Patent [191 [11] 4,079,028 - pharosproject.n

POLYURETHANE THICKENERS IN LATEX COMPOSITIONS RELATED APPLICATION This application is a continuation-in-part of applica tion Ser. No. 619,549 ?led Oct. 3, 1975 and abandoned as of the ?ling date accorded this application. BACKGROUND OF THE INVENTION This application relates to a new class of nonionic

POLYMERIC THICKENERS FOR AQUEOUS COMPOSITIONS - HENKEL .

Latexes are thickened by compounds of formula (I), wherein R?1¿ is an aliphatic, substituted aliphatic, aromatic, or substituted aromatic radical having a valence of from 2 to 8; each of B¿1?-B¿8? is independently an ester, amide, amine, ether, sulfide, disulfide, thiocarbamate, urea, thiourea, urethane, sulfate, phosphate, carbonyl, methylene, thioamide, carbonate, or imide linkage; each ...

US20050187342A1 - Polyurethane-based thickeners - Google .

Thickeners based on an aqueous preparation of nonionic water-dispersible or water-soluble polyurethanes comprising constituent units provided by (a) at least one polyfunctional isocyanate; (b) at least one polyether polyol, (c) at least one monofunctional alcohol; and (d) optionally, at least one polyfunctional alcohol, wherein compound (d) contains no functional groups other than the OH ...

POLYMERIC THICKENERS FOR AQUEOUS COMPOSITIONS - HENKEL .

Latexes are thickened by compounds of formula (I), wherein R?1¿ is an aliphatic, substituted aliphatic, aromatic, or substituted aromatic radical having a valence of from 2 to 8; each of B¿1?-B¿8? is independently an ester, amide, amine, ether, sulfide, disulfide, thiocarbamate, urea, thiourea, urethane, sulfate, phosphate, carbonyl, methylene, thioamide, carbonate, or imide linkage; each ...

Polyurethane thickeners in latex compositio

Latex and other aqueous systems are thickened by incorporation of a low molecular weight polyurethane characterized by at least three hydrophobic groups interconnected by hydrophilic polyether groups.

Coatings Additives, Part VII: Rheology control additiv

Coatings Additives, Part VII: Rheology control additives ... for use in a wide range of coatings and solvents, easy to disperse, no adverse effects on gloss. Latex paints Early thickeners for latex paints were derived from starch and casein. ... (if cross-linked), or become true dissolved in aqueous media, increasing viscosity or imparting ...

POLYMERIC THICKENERS FOR AQUEOUS COMPOSITIONS - HENKEL .

Latexes are thickened by compounds of formula (I), wherein R?1¿ is an aliphatic, substituted aliphatic, aromatic, or substituted aromatic radical having a valence of from 2 to 8; each of B¿1?-B¿8? is independently an ester, amide, amine, ether, sulfide, disulfide, thiocarbamate, urea, thiourea, urethane, sulfate, phosphate, carbonyl, methylene, thioamide, carbonate, or imide linkage; each ...

US4079028A - Polyurethane thickeners in latex compositions .

Latex and other aqueous systems are thickened by incorporation of a low molecular weight polyurethane characterized by at least three hydrophobic groups interconnected by hydrophilic polyether groups. The thickeners are nonionic, hydrolytically stable and are resistant to biodegradation.

US4079028A - Polyurethane thickeners in latex compositions .

Latex and other aqueous systems are thickened by incorporation of a low molecular weight polyurethane characterized by at least three hydrophobic groups interconnected by hydrophilic polyether groups. The thickeners are nonionic, hydrolytically stable and are resistant to biodegradation.

Liquid thickeners for aqueous systems - pharosproject.n

latex paints, water­based inks and printing pastes, paper coatings agents, ... Polyurethane associative thickeners are well known and described in many ... compounds are normally used to thicken binder­containing compositions, sirh as water­based paper coating agents and. 6/13/2016 Patent WO2007048766A2 ­ Liquid thickeners for aqueous ...

US4079028A - Polyurethane thickeners in latex compositions .

Latex and other aqueous systems are thickened by incorporation of a low molecular weight polyurethane characterized by at least three hydrophobic groups interconnected by hydrophilic polyether groups. The thickeners are nonionic, hydrolytically stable and are resistant to biodegradation.

US5496908A - Water-soluble polyurethane and use thereof to .

A water-soluble polyurethane, including a polymer backbone; end groups provided on the ends of the polymer backbone and containing water-soluble oxyethylene groups having a molecular weight ranging from 400 to 15,000, and groups pendant from the polymer backbone and containing hydrocarbon groups having 8-22 carbon atoms, in a number of at least 0.1 per urethane bond.

US20050187342A1 - Polyurethane-based thickeners - Google .

Thickeners based on an aqueous preparation of nonionic water-dispersible or water-soluble polyurethanes comprising constituent units provided by (a) at least one polyfunctional isocyanate; (b) at least one polyether polyol, (c) at least one monofunctional alcohol; and (d) optionally, at least one polyfunctional alcohol, wherein compound (d) contains no functional groups other than the OH ...

POLYMERIC THICKENERS FOR AQUEOUS COMPOSITIONS - HENKEL .

Latexes are thickened by compounds of the formula (I): R1-(O-A)a-B1-R2-(B2-R3)d-(B3-(A'-O)b-f-(A'-B4)f-R4-(B5-R5)e)n-B6-(A''O)c-R6, wherein: R1 and R6 are monovalent hydrophobic groups independently selected from the group consisting of an aliphatic group, a substituted aliphatic group, an aromatic group, and a substituted aromatic group; R2 and R4 are independently selected from the group ...

US4079028A - Polyurethane thickeners in latex compositions .

Latex and other aqueous systems are thickened by incorporation of a low molecular weight polyurethane characterized by at least three hydrophobic groups interconnected by hydrophilic polyether groups. The thickeners are nonionic, hydrolytically stable and are resistant to biodegradation.

POLYMERIC THICKENERS FOR AQUEOUS COMPOSITIONS - HENKEL .

Latexes are thickened by compounds of the formula (I): R1-(O-A)a-B1-R2-(B2-R3)d-(B3-(A'-O)b-f-(A'-B4)f-R4-(B5-R5)e)n-B6-(A''O)c-R6, wherein: R1 and R6 are monovalent hydrophobic groups independently selected from the group consisting of an aliphatic group, a substituted aliphatic group, an aromatic group, and a substituted aromatic group; R2 and R4 are independently selected from the group ...

Developments in acrylic -based thickeners as substitute of .

Developments in acrylic -based thickeners as substitute of emulsion thickeners for pigment printing M Jassal' & P 8ajaj Department of Textile Technology, Indian Institute of Technology, Hauz Khas, New Delhi 110 016, India Pi gment printing is confronted wi th growing demands.

Compositions to permit print-patterned coagulation of .

Compositions to permit print-patterned coagulation of polyurethane on fabric substrates ... a water-borne polyurethane latex, (ii) an acid-generating chemical, (iii) a cloud point surfactant, (iv) a thickener, and (v) optionally, a cross-linking agent, within a textile fabric. ... permits the surfactant to gel and uniformly coagulate the latex ...

Polyurethane thickener compositions and their use for thickening aqueous syste

To 25 g of polyurethane thickener a) were added varying quantities of a non-ionic surfactant corresponding to the formula ##STR5## as component b) to 25 g of polyurethane thickener a), varying quantities of 2,4,7,9-tetramethyl-5-decine-4,7-diol as component c1), and sufficient water to provide a mixture having a total weight of 100 g.