Patents Assigned to Stiksack STS S.A.
  • Plastics film and bags and sacks therefrom
    Patent number: 4560598
    Abstract: A thermoplastics bag whose wall has an outer layer and an inner layer, each of which is formed by melt-extrusion from an ethylene polymer, the outer layer containing an isobutylene polymer in an amount sufficient to increase the coefficient of friction. Also a multi-layer film suitable for use in the manufacture of the bag.
    Type: Grant
    Filed: December 10, 1984
    Date of Patent: December 24, 1985
    Assignee: Stiksack STS S.A.
    Inventor: Michael A. Cowan