Cancellation and marking inks

Details Cancellation and marking inks Cancellation and marking inks

1978-12-11

1981-04-28

Nielsen, Earl A.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

10628719, 260 332R, 260 334R, C09D 1110

Patent

active

042643660

ABSTRACT:
A new bleed, smudge and eradication resistant ink composition for use in the cancellation of stamps and marking of paper products consisting essentially of 2-ethyl-1,3-hexanediol, polyethylene glycol having a molecular weight in the range of 380 to 420, C.I. Solvent Black 28, triethanolamine chelate of orthotitanic acid, octylphenoxy polyethoxy ethanol having 5 ethylene oxide units, and octyl-phenoxy polyethoxy ethanol having 9 to 10 ethylene oxide units.

REFERENCES:
patent: 2966419 (1960-12-01), Anderson
patent: 3705045 (1972-12-01), Nadolski
patent: 3870528 (1975-03-01), Edds et al.
patent: 3875105 (1975-04-01), Daugherty et al.

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