Patent · US Expired

Expandable and curable polyester resin composition and method for making same

US4397965A · kind A · utility

5Cited by
5References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 28, 1981
Grant dateAug 9, 1983
Priority date
Expiry dateDec 28, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2367/06
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An expandable and curable polyester composition comprising a mixture of a liquid, ethylenically unsaturated polyester resin composition; a peroxide; an organometallic promotor; and a dialkyl or trialkyl hydrazine is disclosed. In addition, a method for forming said expanded and cured polyester resin composition, and the product formed in accordance with said method, an expanded and cured polyester resin composition, is taught.

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