Patent · US Expired

Toughened thermoplastic molding composition

US5556908A · kind A · utility

8Cited by
8References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 6, 1995
Grant dateSep 17, 1996
Priority date
Expiry dateJul 6, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L83/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The impact strength of a thermoplastic molding composition containing aromatic polycarbonate resin is improved upon the incorporation therewith of a particular silicone rubber powder. The silicone rubber powder, added at a level of greater than 1 and less than 5 percent, contains a mixture of (a) a polydiorganosiloxane and (b) finely divided silica filler.

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