Patent · US Expired

Method of manufacturing polyester fibers with good adhesion to rubber

US4467064A · kind A · utility

2Cited by
4References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 1981
Grant dateAug 21, 1984
Priority date
Expiry dateNov 2, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2321/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention is a method of manufacturing polyester fibers with good adhesion to rubber, characterized in that in the process of spinning polyester fibers, a spinning oil (finish composition) containing an epoxy compound and a novolak resin made from a dimethylolated phenolic compound and resorcinol is added to the polyester fibers which are then heat treated.

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