Patent · US Expired

High modulus toughened polyamide composition

US5238990A · kind A · utility

19Cited by
8References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 1991
Grant dateAug 24, 1993
Priority date
Expiry dateJun 5, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L77/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A thermoplastic composition is provided which comprises a polyamide, a grafted polymer of an isomonoolefin and an alkylstyrene, such as a maleic anhydride-grafted copolymer of isobutylene and para-methylstyrene, and optionally a polyolefin polymer.

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