Patent · US Expired

Plastic laminate, article and method of making same

US3941633A · kind A · utility

27Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 1974
Grant dateMar 2, 1976
Priority date
Expiry dateMar 27, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31554
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A plastic laminate and shaped article having a polyurethane film substrate, a fabric superstrate and an intermediate layer of polyurethane foam. The polyurethane foam layer is cast upon the polyurethane film to provide a substantially integral laminate. The fabric layer is also bonded to the foam layer, preferably prior to complete curing, permitting the use of unnapped fabrics.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.