High temperature polyurea resins
US4064107A · kind A · utility
19Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 1976 |
| Grant date | Dec 20, 1977 |
| Priority date | — |
| Expiry date | Aug 12, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2150/20
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention provides high temperature performance polyurea resins which contain polyphenyl ether blocks as recurring structural units. The polyurea resins are melt stable at temperatures up to about 400.degree. C and higher.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.