Container and composition for enhanced gas barrier properties
US9051116B2 · kind B2 · utility
2Cited by
26References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2014 |
| Grant date | Jun 9, 2015 |
| Priority date | — |
| Expiry date | Mar 28, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1379
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A container comprising a polyester composition with enhanced carbon dioxide and oxygen barrier properties is provided. The polyester composition comprises a polyester and a gas barrier enhancing additive. In a particular embodiment, the gas barrier enhancing additive comprises a compound having the chemical formula:X—(X1)s—COO—(X2)t—X3—(X4)u—OOC—(X5)v—X6 orX—(X1)s—OOC—(X2)t—X3—(X4)u—COO—(X5)v—X6.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.