Plasticized EVOH and process and products utilizing same
US4552801A · kind A · utility
29Cited by
15References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1984 |
| Grant date | Nov 12, 1985 |
| Priority date | — |
| Expiry date | Jun 20, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An EVOH copolymer blend is extrudable to produce films of uniform caliper and excellent oxygen barrier properties. Aromatic sulfonamides are desirably utilized as plasticizers, and superior composite films including a layer of the plasticized EVOH are produced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.