Fluorescent red and magenta waterfast ink jet inks

Details Fluorescent red and magenta waterfast ink jet inks Fluorescent red and magenta waterfast ink jet inks

1995-12-11

1997-10-28

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 22B, C09D 1102

Patent

active

056813813

ABSTRACT:
Aqueous fluorescent inks are disclosed that fulfill United Sites Postal Service requirements for franking and/or automation compatibility, while being able to be used in an ink jet printer. The inks of this invention may be read by current United States Postal Service equipment. The inks are red fluorescent and waterfast, having improved print quality. The formulations are based on water, cosolvent and penetrant solutions of fluorescent toners. The cosolvents are low vapor pressure, polar solvents, and glycol ethers as penetrants.

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