| 20090053953 | PROCESS FOR THE PRODUCTION OF ACRYLIC FIBRE FOR FABRICS WITH A LOW PILLING FORMATION AND ACRYLIC FIBRES THUS OBTAINED - Process for the production of acrylic fibre, for fabrics with a low pilling formation, having a titer within the range of 1.0 to 5.6 dtex, which comprises the wet spinning in a solvent of a copolymer essentially consisting of acrylonitrile, in a quantity within the range of 97 to 99.99% by weight, and a comonomer with a strong acid group of the sulfonic type having the general formula: CH | 02-26-2009 |
