| abstract |
1523408 Dyeing polyester-cellulose blends CASSELLA FARBWERKE MAINKUR AG 16 Sept 1976 [18 Sept 1975 20 Sept 1975] 38382/76 Heading D1B [Also in Division C3] Polyester-cellulose mixed fabrics are dyed using a dyeing liquor containing a disperse dye optionally a direct or reactive dye and a copolymer of acrylamide with a comonomer of formula wherein R<SP>2</SP> denotes hydrogen, ammonium. sodium, potassium, -CH., CH, OH or -CH (CH 3 ,) CH 2 -OH, and A denotes a radical of formula: wherein n and m are numbers between 0 and 30, n + m is a number between 1 and 31 and R<SP>7</SP> denotes alkyl or alkenyl with up to 20 carbon atoms, phenyl, naphthyl, alkyl phenyl in which the total number of carbon atoms in the alkyl groups is up to 12, or C 10 to C 20 -alkanoyl. |