Patent · US Expired

Laminated material with gas barrier properties

US5413845A · kind A · utility

6Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1992
Grant dateMay 9, 1995
Priority date
Expiry dateMar 31, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31928
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A laminated material for the manufacture of packing containers with good gas barrier properties or parts for such containers. The material (1) comprises a barrier layer (8) consisting of a mixture of amorphous polyamide and ethylene-vinyl alcohol copolymer serving as a gas barrier.

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