Polyester composition and articles with reduced acetaldehyde content and method using hydrogenation catalyst
US7041350B1 · kind B1 · utility
20Cited by
52References
62Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2002 |
| Grant date | May 9, 2006 |
| Priority date | — |
| Expiry date | Nov 22, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249921
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polyester composition with reduced acetaldehyde concentration comprising polyester, at least one hydrogenation catalyst, and at least one source of reactive hydrogen. A method for making the polyester composition is also disclosed along with polyester articles made with the polyester composition. Suitable articles include containers such as bottles. A packaged beverage comprising a container made with the polyester composition is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.