Water-soluble addition polymer and aqueous ink using the same
US6214963A · kind A · utility
74Cited by
5References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 1997 |
| Grant date | Apr 10, 2001 |
| Priority date | — |
| Expiry date | Oct 9, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/934
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a water-soluble addition polymer which is produced from a carboxylated diol represented by the following general formula (I) and a polyisocyanate and has an acid value of 100 or 250, and an aqueous ink using this polymer as a dispersant for a disperse dye: ##STR1## wherein the residue A is an aromatic, alicyclic or aliphatic polybasic acid residue, and the residue B is a trivalent aliphatic alcohol residue.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.