Multiple layer plastic film having polypropylene adhered to nylon
US4588648A · kind A · utility
64Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 1984 |
| Grant date | May 13, 1986 |
| Priority date | — |
| Expiry date | Jul 30, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31913
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A novel coextruded plastic film has, as an adhesive layer between polypropylene and nylon layers, a blend of polypropylene and a graft copolymer of maleic anhydride onto an olefin polymer or copolymer, the adhesive blend containing from about 0.005% to 0.75% maleic anhydride based on the total weight of the entire blend composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.