Patent · US Expired

Container body of the composite type and container comprising said body

US4588621A · kind A · utility

16Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 10, 1984
Grant dateMay 13, 1986
Priority date
Expiry dateOct 10, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31692
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The invention relates to a composite container body wherein the inner surface, and optionally the outer surface and/or the edges, of said body are covered with a multi-layer complex comprising a metallic film to which is adhered a layer of an adhesive such as at least one copolymer obtained by polymerization of a monoolefin and grafting with a monoethylenic carboxylic acid, optionally in admixture with a second compound selected, for example, from the group consisting of low-density polyethylene, high-density polyethylene, polypropylene, polyisobutylene, polystyrene, polyesters, copolymers of ethylene and acrylic acid, and paraffins and waxes derived from the refining of crude petroleum.

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