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JP2026167647APending Publication Date: 2026-10-14NIPPON KAYAKU CO LTD
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Patent Information
- Application Number
- JP2026058474
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2025-03-31
- Filing Date
- 2026-03-31
- Publication Date
- 2026-10-14
Abstract
To provide an ink with excellent low-temperature stability and viscosity stability. [Solution] An ink comprising CI Direct Yellow 132, glycerin, water-soluble organic solvent A, surfactant, and water, wherein the mass content of CI Direct Yellow 132 is 0.5 to 4.0% by mass, the water-soluble organic solvent A is a solvent whose solubility of CI Direct Yellow 132 at 50°C is 2% by mass or more, and the mass content of glycerin is greater than 22% by mass and less than 45% by mass.
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