Ethylene-chlorotrifluoroethylene copolymer foam
US4394460A · kind A · utility
27Cited by
11References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 4, 1981 |
| Grant date | Jul 19, 1983 |
| Priority date | — |
| Expiry date | Dec 4, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S521/91
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A foam composition comprising an ethylene-chlorotrifluoroethylene copolymer, a blowing agent and a nucleating agent. The nucleating agent is the carbonate or oxide of a metal cation from the group of metals consisting of magnesium, calcium, barium, zinc and lead. The invention also is a method of making the above foam copolymer composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.