Process for recycling and refurbishment of water-wipe intaglio i

Details Process for recycling and refurbishment of water-wipe intaglio i Process for recycling and refurbishment of water-wipe intaglio i

1991-12-03

1993-04-13

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

210724, 210725, 210652, C09D 1102

Patent

active

052019438

ABSTRACT:
A process is disclosed in which ink contained in a water-wipe solution used in the intaglio printing of security documents is recycled after being refurbished. The water-wipe solution is neutralized; the ink is separated by filtration and refurbished before being utilized.

REFERENCES:
patent: 3468248 (1969-09-01), Giori
patent: 3502577 (1970-03-01), Hutchins et al.
patent: 4000065 (1976-12-01), Ladha et al.
patent: 4165288 (1979-08-01), Teed et al.
patent: 4391638 (1983-07-01), Fusco et al.
patent: 4565638 (1986-01-01), Zucker
patent: 5017291 (1991-05-01), Semler et al.

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