Patent · US Expired

Elastomer modified polyester SMC

US5541254A · kind A · utility

1Cited by
18References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 1994
Grant dateJul 30, 1996
Priority date
Expiry dateDec 27, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G81/027
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This development relates to elastomer modified polyester for sheet molding compound (SMC). This development copolymerizes the rubber with the polyester. The reaction provides copolymers with extended storage times without phase separation. It also enhances impact resistance of the molded part.

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