Patent · US Expired

Method of manufacturing polyester fibers with good adhesion to rubber

US4403049A · kind A · utility

6Cited by
6References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1981
Grant dateSep 6, 1983
Priority date
Expiry dateDec 7, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S156/91
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A method of manufacturing polyester fibers with good adhesion to rubber is disclosed, characterized in that, in the process of spinning polyester fiber, a spinning oil containing an epoxy compound, an ethylene urea compound, and an ethylene urea compound polymerization catalyst is added, and it is then heat treated.

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