Patent · US Expired

Shaped articles containing copolymers of polybenzazoles

US5273823A · kind A · utility

3Cited by
7References
66Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1990
Grant dateDec 28, 1993
Priority date
Expiry dateJul 2, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Granular compositions which comprise a block copolymer containing blocks of polybenzazole polymer and blocks of thermoplastic polymer can be compression molded to provide a molded article having physical properties superior to molded articles made from the thermoplastic polymer alone.

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