Polyester composition with improved dyeing properties
US10351995B2 · kind B2 · utility
3Cited by
9References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 7, 2016 |
| Grant date | Jul 16, 2019 |
| Priority date | — |
| Expiry date | Oct 26, 2036 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD10B2501/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A copolymer composition is disclosed with advantages for textile fibers, yarns, blended yarns, fabrics, and garments. The composition includes polyester copolymer, between about 4.5 and 5.5 percent adipic acid based on the amount of copolymer, between about 630 and 770 parts per million (ppm) of pentaerythritol based on the amount of copolymer, and between about 3.4 and 4.2 percent polyethylene glycol based on the amount of copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.