Patent · US Expired

Composite materials and process

US5620780A · kind A · utility

70Cited by
59References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 1995
Grant dateApr 15, 1997
Priority date
Expiry dateApr 24, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/601
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Composite films and film laminates comprising at least one elastomeric core and a surrounding nonelastomeric matrix preferably prepared by coextrusion. The film when stretched and allowed to recover will create an elastomeric composite.

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