INK FOR INK OCCLUSION MATERIAL TYPE STAMP
PROBLEM TO BE SOLVED: To obtain the subject ink hardly being partial even in long-term preservation, suppressing the occurrence of lack and blur on a printed mark, providing a clear printed image, by including a colorant, a specific oily solvent and a hydroxystearic acid. SOLUTION: This ink contains...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To obtain the subject ink hardly being partial even in long-term preservation, suppressing the occurrence of lack and blur on a printed mark, providing a clear printed image, by including a colorant, a specific oily solvent and a hydroxystearic acid. SOLUTION: This ink contains (A) a colorant such as an oil-soluble dye, an inorganic pigment, an organic pigment, etc., (B) one or a mixture of two or more of a vegetable oil, a synthetic oil, a petroleum-based solvent, a polyalkylene glycol-based solvent as an oily solvent and (C) 12-hydroxystearic acid as essential components. |
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