| 摘要 |
1399310 Pigment compositions AMERICAN CYANAMID CO 17 Oct 1973 [24 Nov 1972] 48460/73 Heading D1B [Also in Division C3] Textile substates are coloured by applying to the surface thereof a composition comprising a pigment dispersed or emulsified in an aqueous adhesive which is a latex of a polyurethane having pendant carboxyl groups and which also comprises an aminoplast resin and a catalyst for curing the aminoplast. The composition may additionally contain a surfactant and a hand modifying agent, e.g. a siloxane. The polyurethane latex may have a viscosity of 60,000-95,000 cps. and may comprise 30- 50% by wt (solids) of the composition. The aminoplast may be a methylated melamine formaldehyde resin and may comprise (solids) 2-5% by wt of the composition. The treated substrate may be dried by heating, e.g. at 225- 350‹F for 0.5-6.0 minutes. The composition may be applied by printing. The textile material may be carpet comprising non-woven synthetic material. |
