Patent · US Expired

Heat-resistant polycarbonate resins containing 2-alkyl-3,3-bis(p-hydroxyphenyl)phthalimide

US5344910A · kind A · utility

44Cited by
1References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 23, 1993
Grant dateSep 6, 1994
Priority date
Expiry dateMar 23, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G64/12
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polycarbonate resins containing repeating or recurring polymer chain units of the formula: ##STR1## wherein R represents alkyl are useful in high temperature applications, when thermoplastically molded into articles.

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