Polymeric hydrophile from carboxy terminated liquid polymer, diamine and phosphazene
US4533726A · kind A · utility
3Cited by
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10Claims
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Key dates
| Filing date | Jul 10, 1984 |
| Grant date | Aug 6, 1985 |
| Priority date | — |
| Expiry date | Jul 10, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08C19/36
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polymeric reaction product between a carboxyl terminated reactive liquid polymer, a phosphazene, and a diamine in the presence of a scavenger for bi-products of the reaction, the scavenger preferably being a tertiary amine. The reaction product exhibits hyodrophilic properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.