Thermoplastically processed packaging articles comprising a copolymer of vinyl alcohol and poly(alkyleneoxy)acrylate
US4675360A · kind A · utility
11Cited by
16References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 8, 1986 |
| Grant date | Jun 23, 1987 |
| Priority date | — |
| Expiry date | Aug 8, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A vinyl alcohol copolymer comprising the following general structure: ##STR1## wherein R is hydrogen or methyl; PA1 R.sup.1 is hydrogen or methyl; PA1 R.sup.2 is hydrogen, C.sub.1 -C.sub.20 alkyl, C.sub.6 -C.sub.20 aryl or C.sub.7 -C.sub.30 alkylaryl; PA1 n is a number from 1-1,000; PA1 x is 50-99.9 mole %; PA1 y is 0-50 mole %; and PA1 z is 0.001-50 mole %.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.