Foam composite material impregnated with resin
US4362778A · kind A · utility
25Cited by
10References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 5, 1981 |
| Grant date | Dec 7, 1982 |
| Priority date | — |
| Expiry date | May 5, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/649
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a foam composite material which comprises a material in web form impregnated with a curable resin. The resin in the foam composite material is in the B-stage. The foam composite material further contains expanded thermoplastic particles which are essentially uniformly distributed in the resin and in the web material. The invention also relates to laminates prepared by use of the foam composite material and a method for the manufacture of such laminates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.