Phenolic polymers from amino phenols and anhydride or epoxy polymers
US5693739A · kind A · utility
2Cited by
11References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 1995 |
| Grant date | Dec 2, 1997 |
| Priority date | — |
| Expiry date | Dec 21, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F8/44
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A cationic final rinse metal treatment composition comprises a water soluble or water dispersible phenolic polymer which is the reaction product of: an amino phenol and either an anhydride-containing polymer or a di-epoxide, said polymer including a group imparting cationic functionality to the polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.