Polyimide laminant and process for the preparation of same
US4576862A · kind A · utility
23Cited by
3References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 1985 |
| Grant date | Mar 18, 1986 |
| Priority date | — |
| Expiry date | Jul 15, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31721
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A laminate and a method for its preparation comprising a polyimide foam, a fire-resistant, heat-activated adhesive overlaying a skin on the foam and a polyimide film adhered to the skin, with the laminate being prepared by contacting a foam in contact with the adhesive and film under heat and pressure to simultaneously form a skin on one surface of the foam and bond the polyimide film through the adhesive to the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.