Polyester blends and heat shrinkable films made therefrom
US6599994B2 · kind B2 · utility
80Cited by
11References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2001 |
| Grant date | Jul 29, 2003 |
| Priority date | — |
| Expiry date | Jul 18, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1331
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A compositional blend of from about 50 to about 99 weight percent of a polyester and from about 1 to about 50 weight percent of an essentially, linear, random aliphatic-aromatic copolyester or branched and/or chain extended copolyester thereof is useful as a heat-shrinkable film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.