PHOTOGRAPHIC MATERIAL Russian patent published in 2001 - IPC

Abstract RU 2164033 C2

FIELD: light-sensitive materials. SUBSTANCE: photographic material is intended for use in information record systems, for photographic and polygraphic needs. Material contains light-sensitive layer based on zinc oxide and/or titanium dioxide with water-permeable polymer binder, which is treated with 5% aqueous lead acetate solution. Material allows creating direct photographic images that can be removed on moistening with water and so it can be reused for recording new information. EFFECT: enabled repetitive information records. 2 ex

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RU 2 164 033 C2

Authors

Prosanov I.Ju.

Dates

2001-03-10—Published

1998-04-24—Filed