Method of manufacturing polyester fibers with good adhesion to rubber
US4536526A · kind A · utility
3Cited by
4References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 2, 1981 |
| Grant date | Aug 20, 1985 |
| Priority date | — |
| Expiry date | Nov 2, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2321/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
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 ester of a thiodicarboxylic acid as the principal lubricating agent ingredient and an epoxy compound is added to the polyester fiber which is then heat treated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.