Patent · US Expired

Crystalline polyesters

US5489481A · kind A · utility

5Cited by
11References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 1994
Grant dateFeb 6, 1996
Priority date
Expiry dateDec 27, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31794
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

This development provides crystalline unsaturated polyesters having unreacted olefinically unsaturated monomer entrapped within its crystal lattice. The crystalline polyester can be used in high performance, structural SMC products or as a size or binder for glass fiber reinforcements or mats.

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