Patent · US Expired

Gas barrier coating system for polymeric films and rigid containers

US7303797B1 · kind B1 · utility

26Cited by
5References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 13, 2000
Grant dateDec 4, 2007
Priority date
Expiry dateJan 13, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/252
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A water-borne gas barrier coating composition for polymeric films and shaped containers, including a two-layer coating system with a laminar layer mineral in the gas barrier layer, which is particularly well suit for spray application to biaxially oriented injection stretch blow molded PET bottles for carbonated beverages and beer.

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