Laminated structure
US4900612A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 6, 1987 |
| Grant date | Feb 13, 1990 |
| Priority date | — |
| Expiry date | Jan 6, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31928
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A laminated structure comprising, laminated in the order stated, PA0 (A) a layer of polycarbonate or a layer of a polyester, PA0 (B) a layer of a modified ethylene/alpha-olefin random copolymer, the modified copolymer containing about 0.01 to 10% by weight, based on the trunk ethylene/alpha-olefin random copolymer, of an unsaturated carboxylic acid or its derivative grafted thereto, and having an ethylene content of 75 to 95 mole %, a melt flow rate of 0.1 to 50 g/10 min., a density of 0.850 to 0.905 g/cm.sup.3 and a crystallinity of less than 10%, and PA0 (C) a layer of a saponified olefin/vinyl acetate copolymer or a layer of a polyamide resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.