Patent · US Expired

Wholly aromatic polyamides with improved flame resistance

US5621067A · kind A · utility

4Cited by
7References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 1995
Grant dateApr 15, 1997
Priority date
Expiry dateMar 30, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2933
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Wholly aromatic polyamides and their shaped articles containing at least 85 mole percent of repeat units of m-phenylene isophthalamide: ##STR1## and repeat units of selected aromatic diamines and diacid chlorides exhibit improved flame resistance while retaining good thermal stability.

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