D - Textiles – Paper – 06 – P
Patent
D - Textiles, Paper
06
P
8/37
D06P 1/44 (2006.01) C09B 67/42 (2006.01) D06P 1/613 (2006.01) D06P 1/651 (2006.01)
Patent
CA 1227909
ABSTRACT OF THE DISCLOSURE The present invention relates to a method of dyeing or printing synthetic fibres, wherein the fibres are treated with a dye material including a carrier for the dye material, according to the invention the carrier is selected from the group consisting of aromatic polyesters and polyethers which are obtained by the reaction of: a) a n-alkylene, thioalkylene, polyalkylene polyol or a functional derivative thereof with at least one aromatic carboxylic acid or a functional deriv- ative thereof; or b) an aliphatic dicarboxylic acid or a functional derivative thereof with at least one aromatic alcohol or a functional derivative thereof. The invention also relates to a composition for use as a carrier which comprises the aromatic polyesters or polyethers defined above, in association with an emulsifying agent, if desired an addi- tional polyglycol ether. The chemicals have a low degree of toxicity, an excellent biodegradability and an extremely low odor.
459686
Industries Techno-Chem Ltee (les)
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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