Double-color ink and writing utensil containing the same
The present invention relates to a double-color ink and a writing utensil using the same. The object of the present invention is to provide a double-color ink which is capable of producing a double-color effect stably for a long period of time. The present invention relates to a double-color ink com...
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| Main Authors | , |
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| Format | Patent |
| Language | English |
| Published |
16.03.2004
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| Online Access | Get full text |
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| Summary: | The present invention relates to a double-color ink and a writing utensil using the same.
The object of the present invention is to provide a double-color ink which is capable of producing a double-color effect stably for a long period of time. The present invention relates to a double-color ink comprising (1) metal powder pigments, (2) water, (3) at least one water-soluble organic solvent selected from the group consisting of alcohols, glycols and glycol ethers having a branched hydrophobic group(s) and (4) at least one water-soluble dye selected from the group consisting of anthraquinone dyes, carbonium dyes and metal complex dyes; and a writing utensil using the same as an ink. |
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