ACID DYEING FOR TERTIARY AMINATED POLYAMIDE,POLYOLEFIN AND POLYAMIDE BLENDS AND DISPERSE DYEING OF SAID POLYOLEFIN AND POLYESTER BLENDS

摘要

1310456 Union dyeing THIOKOL CHEMICAL CORP 20 May 1971 [1 June 1970] 16123/71 Heading D1B Textile goods formed from a) a textile form of a polyolefin containing a basic waterinsoluble polyamide dyesite additive and b) a textile form of a fibre-forming polyamide or polyester are dyed by treating the goods in an aqueous dyebath containing an acid dye and/or a disperse dyestuff at least the later part of the dyeing being effected under acid conditions at a raised temperature, a disperse dye being used when a polyester is dyed. The waterinsoluble polyamide additive is preferably optained by the reaction of azelaic acid, N,N'- bis (3-aminopropyl) methyl amine and hexamethylene diamine. The polyolefine is preferably linear polyethylene, stereoregular poly-(4- methyl-pentane-1) or isotactic polypropylene.