Patent · US Expired

Polyphthalamide composition

US6306951A · kind A · utility

9Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 1994
Grant dateOct 23, 2001
Priority date
Expiry dateJun 3, 2014

Classification

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

Abstract

Filled and unfilled polyamide compositions of improved toughness comprise a polyamide component comprising recurring aliphatic terephthalamide units and a modifying component comprising a functionalized block copolymer comprising styrene polymer blocks and rubber blocks comprising ethylene/propylene, ethylene/butylene, or ethylene/pentylene polymer blocks or a combination thereof.

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