Ink emulsion composition and water-based ink
US11034849B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Oct 28, 2016 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Nov 21, 2036 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P5/30
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is an ink emulsion composition that, when used as an ink composition, retains a high concentration of a colorant and exhibits good re-dispersibility after drying, and that causes no change in the physical properties of the ink when stored for a long period of time. The ink emulsion composition contains: (A) a dye and/or a pigment; (B) a styrene-(meth)acrylic copolymer; and (C) a compound in an amount of more than 0.18 mass %, the compound (C) being represented by formula (1):
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.