Patents Assigned to Bayerwerk Aktiengesellschaft
  • Gloss-stabilised fibres and films of acrylonitrile copolymers
    Patent number: 3936513
    Abstract: Vacuole-free films, filaments and fibers consisting of a polymer mixture which comprises a copolymer of acrylonitrile and a polymer which is obtained by a polymer-analogue reaction of a polyacrylic acid ester with dimethylamine, said polymer containing from 40-99 mol % of N,N-dimethyl acrylamide units.
    Type: Grant
    Filed: June 19, 1973
    Date of Patent: February 3, 1976
    Assignee: Bayerwerk Aktiengesellschaft
    Inventors: Gunter Lorenz, Siegfried Korte, Carlhans Suling