Ink compositions and preparation
US4912157A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 29, 1988 |
| Grant date | Mar 27, 1990 |
| Priority date | — |
| Expiry date | Apr 29, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/104
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition useful in printing inks exemplified as comprising: PA1 (1) from about 4 to about 80% by weight of one or more polyester materials having an acid component of from about 75 to about 84 mole % isophthalic acid and conversely from about 25 to about 16 mole % 5-sodiosulfoisophthalic acid, and having a glycol component of from about 45 to about 60 mole % diethylene glycol and conversely from about 55 to about 40 mole % 1,4-cyclohexanedimethanol or ethylene glycol or mixtures thereof; PA1 (2) from about 1.0 to about 60% by weight of pigment material; PA1 (3) from about 0.05 to about 30% by weight of a nonionic, polyether type property modifier; and PA1 (4) from substantially none to about 90% by weight of water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.