摘要 |
1371770 Washing and scouring textiles SANDOZ Ltd 29 Oct 1971 [30 Oct 1970 23 July 1971 3 Sept 1971] 50360/71 Headings D1B and DIP [Also in Division C3] Textile materials are scoured or washed, particularly prior to, during or after dyeing or printing, with aqueous solutions of polyglycol ethers of the formula: wherein R denotes C 8-24 alkoxy or aralkoxy, x is an integer from 5 to 11, y is an integer from 5 to 18 and z is an integer from 8 to 20. Examples illustrate dyeing with disperse dyes or removal of oil using or in conjunction with the novel polyglycol ethers as applied to polyester/cotton, polyamide/cellulose triacetate, polyester, cotton or wool fabrics and textured polyester fibres or yarns. |