Patent · US Expired

Gamma radiation-resistant blend of polycarbonate with polyester

US5681905A · kind A · utility

9Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 1996
Grant dateOct 28, 1997
Priority date
Expiry dateAug 16, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L67/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An improved thermoplastic molding composition containing polycarbonate and a polyester copolymer based on cyclohexane-dimethanol, ethylene glycol and phthalic acid is disclosed. Improved resistance to gamma-radiation results from the incorporation of a siloxane compound which contains an oxirane group.

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