Novel mine-terminated poly(arylene ether phosphine oxide) oligomer
US5079333A · kind A · utility
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7Claims
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Key dates
| Filing date | Jul 13, 1990 |
| Grant date | Jan 7, 1992 |
| Priority date | — |
| Expiry date | Jul 13, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G79/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Amine-terminated poly(arylene ether phosphine oxide) oligomers of the general formula ##STR1## where Ar' is phenyl, biphenyl, bisphenol-A, etc., can be formed by reaction of a bisphenol monomer, a dihalo triphenyl phosphine oxide monomer, and an aminophenol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.