Composition for aqueous ink jet
US11976204B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Feb 6, 2019 |
| Grant date | May 7, 2024 |
| Priority date | — |
| Expiry date | Jun 11, 2041 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P5/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition for aqueous ink jet contains a specific dye which is one or more coloring materials selected from the group consisting of C. I. Acid Black 172 and C. I. Acid Black 194, and a specific aromatic compound which is at least one compound selected from the group consisting of compounds represented by formulae (1) to (4) below. The content of the specific aromatic compound relative to 100 parts by mass of the specific dye is 0.2 parts by mass or more and 50 parts by mass or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.