Patent · US Expired

Low shrinking unsaturated polyester resin composition

US4303762A · kind A · utility

6Cited by
1References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 24, 1980
Grant dateDec 1, 1981
Priority date
Expiry dateNov 24, 2000

Classification

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

Abstract

A composition of matter which is prepared by blended with an unsaturated resin with a block copolymer which is obtained by employing a polymeric peroxide has dispersion stability during long storage found in no conventional one. A hardened moulding product obtained from the aforementioned composition matters is small in its volume shrinkage and exhibit smoothness and gloss to the surface thereof even it is employed after long period storage.

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