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841 512

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A1

(51)

IPC

(21) (22)

Application

2877874/04, 1980-02-01

(22)

Actual filing date

1980-02-01

(45)

Published

1998-11-10

(72)

Inventor

Dubrovin A.V.Petrov S.A.Savenkova E.A.Semenenko T.V.Abramov V.N.Poljakov S.I.Semenenko N.M.

COMPOSITION OF ADHESIVE UNDERLAYER FOR PHOTOGRAPHIC MATERIALS Russian patent published in 1998 - IPC

Abstract SU 841512 A1

FIELD: light-sensitive materials. SUBSTANCE: composition of adhesive underlayer for photographic materials, consisting of glass support and gelatin silver halide layer, including gelatin (2-10 g/l), graft copolymer of gelatin with butyl methacrylate (0.7-10 g/l) chromo- potassium alum (2-10 g/l), and water (to 1 l), is distinguished by additionally containing potassium, sodium, or ammonium hydroxide, or sodium phenolate, or their mixture (0.6-13 g/l to pH 4.5-6.0). EFFECT: increased adhesion of silver halide layer to glass support and increased output of quality produce.

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SU 841 512 A1

Authors

Dubrovin A.V.

Petrov S.A.

Savenkova E.A.

Semenenko T.V.

Abramov V.N.

Poljakov S.I.

Semenenko N.M.

Dates

1998-11-10—Published

1980-02-01—Filed

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