Phenolic-modified rosin esters
US4639492A · kind A · utility
11Cited by
7References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1985 |
| Grant date | Jan 27, 1987 |
| Priority date | — |
| Expiry date | Aug 9, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention encompasses a phenolic-modified rosin ester which is derived from a rosin esterification product of a dimerized rosin and a phenolic resin. The phenolic-modified rosin esters, having a high softening point and good compatibility with hydrocarbon solvents and good gelability, are particularly suitable as binders for inks such as lithographic inks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.