Patent · US Expired

Copolycarbonate compositions having improved surface appearance

US5565515A · kind A · utility

8Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 1996
Grant dateOct 15, 1996
Priority date
Expiry dateJan 11, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L81/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Improved flow copolycarbonate compositions are provided containing resorcinol repeat units and containing styrene-acrylonitrile copolymers. The compositions may additionally comprise a rubbery polymer and an inorganic filler, such as glass fibers.

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