Modified flame retardant polyphenylene ether resins having improved foamability and molded articles made therefrom
US4791145A · kind A · utility
7Cited by
16References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 1, 1988 |
| Grant date | Dec 13, 1988 |
| Priority date | — |
| Expiry date | Mar 1, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2371/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Polyphenylene ether compositions rendered flame retardant with bromine-containing compounds can be foam molded into shaped articles free of streaking and without the generation of odors if the foaming agent comprises citric acid and sodium bicarbonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.