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1 674 552

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A1

(51)

IPC

(21) (22)

Application

4641902/05, 1988-11-22

(22)

Actual filing date

1988-11-22

(45)

Published

1996-05-20

(72)

Inventor

Pautov V.D.Anufrieva E.V.Krakovjak M.G.Lushchik V.B.Solovskij M.V.Panarin E.F.Kochetkova I.S.Bogomol'Nyj V.Ja.Belugina E.E.Afinogenov G.E.Mamontov V.D.

ANTIMICROBIAL FILM COMPOSITION Russian patent published in 1996 - IPC

Abstract SU 1674552 A1

FIELD: chemical industry. SUBSTANCE: qualitatively new composition comprises two polymers such as polyvinyl alcohol and polymer salt based on N-vinylpyrrolidone-crotonic acid copolymer having molecular weight of (10-60)•103. The copolymer comprises units of 60-81 mol % N- vinylpyrrolidone units of 4-25 mole % crotanic acid sodiumsalt and units of 15 mole % crotonic acid dimethylbenzylalkyl ammonoum salt. The composition comprises (wt %): 94-96 polyvinyl alcohol; and 4-6 polymeric salt. EFFECT: increased prolongation of antimicrobial acitivy. 1 dwg, 1 tbl

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SU 1 674 552 A1

Authors

Pautov V.D.

Anufrieva E.V.

Krakovjak M.G.

Lushchik V.B.

Solovskij M.V.

Panarin E.F.

Kochetkova I.S.

Bogomol'Nyj V.Ja.

Belugina E.E.

Afinogenov G.E.

Mamontov V.D.

Dates

1996-05-20—Published

1988-11-22—Filed

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