Patent · US Expired

Blends of polyestercarbonate with 4-methyl-1-pentene polymers

US4704432A · kind A · utility

2Cited by
5References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 26, 1985
Grant dateNov 3, 1987
Priority date
Expiry dateSep 26, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L69/005
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polyestercarbonate compositions having superior environmental stress crack resistance are obtained by blending with up to about 12 weight percent of a polymer of 4-methyl-1-pentene.

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