Patent · US Expired

Thermoplastic polyolefin resin composition and laminar articles having improved barrier properties prepared

US5712043A · kind A · utility

5Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 1995
Grant dateJan 27, 1998
Priority date
Expiry dateJun 26, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31855
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Laminar articles having improved barrier properties to organic solvents and gases, fabricated directly from polyolefin and modified polyamide, are disclosed. The modified polyamide is a blend of 97-40 wt % polyamide and 3-60 wt % of compatabilizer which is a polyether ester amide block copolymer or a mixture of the block copolymer and alkylcarboxyl-substituted polyolefin.

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