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US20080250969 |
Modified dyes and methods of making the same
Modified dyes, inks containing modified dyes, and associates methods of manufacture are described. The modified dyes are made by adding a hydrocarbon chain to the unmodified dyes through a...
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US20080178766 |
INK-JET INK FORMULATIONS CONTAINING IMIDAZOLE
An ink for use in combination with an ink-jet printer comprises a mixture including a colorant, a liquid vehicle comprising 1,6-hexanediol and 1,5-pentanediol in a ratio in the range of 1:4 (wt/wt)...
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US20080025786 |
Security Ink
In general, the invention relates to a security ink useful for producing indelible markings.
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