Printing process for enabling repeated use of printing paper

Coating processes – Nonuniform coating – Paper or textile base

Patent

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Details

427421, 106 20R, 106 21R, 106 21A, 106 20A, 106 19A, 106 22B, B05D 504, C09D 1102

Patent

active

057389101

ABSTRACT:
A printing process for enabling repeated use of printing paper by printing with ink of diluted iodine tincture solution on the printing paper with starch component exposed on the surface, or by printing letters with paste contained iodine starch and applying diluted sodium thiosulfate (hypo) liquid to the printed surface of the printed matter printed with iodine starch to allow the printing to disappear when the printed matter is reused.

REFERENCES:
patent: 4171982 (1979-10-01), Lin

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