Patent GB-749674-A (GB)
Title: Printing pastes
IPC: D06P1/44
Filed: 1951-07-27
Abstract: A printing-paste contains a pigment or dyestuff and an aqueous emulsion, dispersion or solution of a film-forming substance and, as emulsifier, dispersing agent or protective colloid, a compound containing one or more reactive groups (-OH, -COOH, -NH2, -NH-) in the molecule and, optionally, a compound containing in the molecule at least two groups capable of reaction with the reactive group of the emulsifier, dispersing agent or protective colloid.  The film-forming substance may be a polymer according to Specifications 676,806, 723,767 or 727,650 or an emulsion of a phenolformaldehyde, melamine-formaldehyde or a urea-formaldehyde resin may be used.  The emulsifier &c. may be a polymer or condensation product having one or several amino or imino groups capable of forming water-soluble salts such as polyacrylic acid esters containing amino or imino groups, polystyrene, polyacrylonitrile, polyvinyl acetate, or polyisobutylene containing amino or imino groups, polyethyleneimine or its reaction products with stearyl chloride, the reaction products of dichloroethene and ammonia, basic polyvinylamines, basic polyesters, basic polyamides, basic polyurethanes, basic polysaccharides, addition products of ethyleneimine with starch, protein hydrolysates, hydrolysates of casein or gelatine, or conversion products thereof with polyamines; low molecular weight amines containing a long chain hydrocarbon radical may also be employed such as stearyl-aminopropylaminopropylamine, the addition products of ethylene imine with stearyl amine, stearyl biguanide, and the addition products of ethyleneimine sulphonic acids with triethylene tetramine.  The The compound capable of reaction with the above emulsifiers &c. may be an addition product of one mol. of a diisocyanate and two mols. of aceto-acetic ester or malonic ester, an addition product of a bisulphite and a poly-functional isocyanate, a di- or polycarboxylic acid such as adipic acid, or esters thereof such as methanetricarboxylic-acid-triphenylester and N - cyano - imino - dicarboxylic - acid - diphenylester, a polyacrylic acid ester, a condensation product of phenoxy-acetic acid with formaldehyde, glyoxal, chloromaleic dialdehyde, hexahydro-1.3.5-triacrylyl-s-triazine, the polyester from maleic acid and diethanol-methylamine or polyglycol, formaldehyde, sodium-formaldehydesulphoxylate, acrolein, trimeric acrolein, an acetal of acrolein with a sugar, a cyclic derivative of acrolein, cyanuric chloride, the reaction product of one mol. of cyanuric chloride with three mols. of ethyleneimine, the reaction product of hexahydro-1.3.5-triacrylyl-s-triazine and two or three mols. of ethyleneimine, a reaction product of a phosphoric acidalkyl-ester-dichloride and ethyleneimine, the reaction product of m - phenylenedisulphochloride and two mols. of ethyleneimine, bisepoxypropylether, an acid polyester from three mols. of maleic acid anhydride and one mol. glycerol, hexamethylolmelamine, a reaction product of novolac with epichlorohydrin, a soluble reaction product of dicyandiamide with formaldehyde, quaternary compounds from glycerol-chloroacetic acid ester and three mols. of the addition product of epichlorohydrin and dimethylamine, a compound prepared from a long chain alcohol, formaldehyde and pyridinium chloride, polymethylol-polyacrylic acid amide, and allyl starch.  Other emulsifiers &c. specified are polyvinyl alcohol, the addition product of sodium bisulphite and stearyl isocyanate or hexamethylene diisocyanate, or the reaction products thereof with formaldehyde, methylol compounds or methane sulphonic acids of stearylamines or polyamines, quaternary amino-methyl compounds with long aliphatic chains, hydroxyethyl cellulose, reaction products of hydrolysed proteins and oleic acid chloride, a stearylaldehyde-bisulphite compound, a reaction product of stearic acid monohydrazide with benzaldehyde disulphonic acid, the diazoamino compound from diazotized aniline disulphonic acid and stearylmethylamine, stearylmethylamine sulphamic acid, reaction products from dodecylphenol and formaldehyde, higher alkylmercapto-alkali metal salts and aluminium hydroxide sol.  Other substances which may react with the emulsifiers &c. are polymeric modifications of formaldehyde, chromium salts and titanic acid esters.  Other substances which may be present in the printing-paste are tragacanth, turpentine, alginate thickening, glycerol and starch.ALSO:Textile materials are printed by application of an aqueous printing paste containing a pigment or a dyestuff and a filmforming substance and, as emulsifier, dispersing agent or protective colloid, a compound containing one or more reactive groups (-OH, -COOH, -NH2, -NH-) in the molecule and, optionally, a compound containing in the molecule at least two groups capable of reaction with the reactive group of the emulsifier, dispersing agent or protective colloid.  The film-forming substance may be a polymer according to Specifications 676,806, 723,767 or 727,650 [Group IV(a)], or an emulsion of a phenol-formaldehyde, melamine-formaldehyde or a ureaformaldehyde resin may be used.  The emulsifier &c. may be a polymer or condensation product having one or several aminoor iminogroups capable of forming watersoluble salts such as polyacrylic acid esters containing amino- or iminogroups, polystyrene, polyacrylonitrile, polyvinyl acetate, or polyisobutylene containing amino or imino groups, polyethyleneimine or its reaction products with stearyl chloride, the reaction products of dichloroethene and ammonia, basic polyvinylamines, basic polyesters, basic polyamides, basic polyurethanes, basic polysaccharides addition products of ethyleneimine with starch, protein hydrolysates; hydrolysates of casein or gelatine, or conversion products thereof with polyamines; low molecular weight amines containing a long chain hydrocarbon radical may also be employed such as stearyl - amino - propyl - aminopropyl - amine the addition products of ethylene imine with stearyl amine, stearyl biguanide, and the addition products of ethyleneimine sulphonic acids with triethylene tetramine.  The compound capable of reaction with the above emulsifiers &c. may be an addition product of one mol of a diisocyanate and two mols of aceto-acetic ester or malonic ester, an addition product of a bisulphite and a polyfunctional isocyanate, a di- or polycarboxylic acid such as adipic acid, or esters thereof such as methanetricarboxylic acid triphenyl ester and N-cyano-imino-dicarboxylic acid diphenyl ester, a polyacrylic acid ester, a condensation product of phenoxy-acetic acid with formaldehyde, glyoxal, chloromaleic dialdehyde, hexahydro-1. 3, 5-triaacrylyl-s-triazine, the polyester from maleic acid and diethanol-methylamine or polyglycol, formaldehyde, sodium-formaldehyde-sulphoxylate, acrolein, trimeric acrolein, an acetal of acrolein with a sugar, a cyclic derivative of acrolein, cyanuric chloride, the reaction product of one mol of cyanuric chloride with three mols of ethyleneimine, the reaction product of hexahydro- 1, 3, 5-triacrylyl-s-triazine and two or three mols of ethyleneimine, a reaction product of a phosphoric acid-alkyl-ester-dichloride and ethyleneimine, the reaction product of m-phenylenedisulphochloride and two mols of ethyleneimine, bis-epoxypropyl ether, an acid polyester from three mols of maleic acid anhydride and one mol glycerol, hexamethylolmelamine, a reaction product of novolac with epichlorohydrin, a soluble reaction product of dicyandiamide with formaldehyde, quaternary compounds from glycerolchloracetic acid ester and three mols of the addition product of epichlorohydrin and dimethylamine, a compound prepared from a long chain alcohol, formaldehyde and pyridinium chloride, polymethylolpolyacrylic acid amide, and alkyl starch.  Other emulsifiers, &c. specified are polyvinyl alcohol, the addition product of sodium bisulphite and stearyl isocyanate or hexamethylene diisocyanate, or the reaction product thereof with formaldehyde, methylol compounds or methane sulphonic acids of stearylamines or polyamines, quaternary amino-methyl compounds with long aliphatic chains, hydroxyethyl cellulose, reaction products of hydrolyzed proteins and oleic acid chloride, a stearylaldehyde-bisulphite compound, a reaction product of stearic acid monohydrazide with benzaldehyde disulphonic acid, the diazoamino compound from diazotized aniline disulphonic acid and stearylmethylamine, stearylmethylamine sulphamic acid, reaction products from dodecylphenol and formaldehyde, higher alkylmercapto-alkali metal salts, and aluminium hydroxide sol.  Other substances which may react with the emulsifiers &c. are polymeric modifications of formaldehyde, chromium salts and titanic acid esters.  Other substances which may be present in the printing paste are tragacanth, turpentine, alginate thickening, glycerol and starch.