Patent · US Expired

Resin composition with low shrinkage

US4233413A · kind A · utility

9Cited by
3References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 1978
Grant dateNov 11, 1980
Priority date
Expiry dateNov 28, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L67/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A resin composition comprising (A) 25 to 45 parts by weight of an unsaturated polyester having special structure, (B) 40 to 60 parts by weight of polymerizable monomer such as styrene, and (C) 4.5 to 15 parts by weight of a polystyrene, has low shrink properties and excellent electrical properties when molded, particularly by casting.

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