CELLULOSE TRIACETATE-BASE MIXTURE FOR THE LIGHT- AND THERMOINHIBITED FILM MAKING Russian patent published in 1997 - IPC

Abstract RU 2098435 C1

FIELD: chemical industry, technology of organic compounds. SUBSTANCE: composition has, wt. -%: cellulose triacetate, 8-10; nickel complex of 1-(1'-methylbenzimidazolyl-2')-3-methyl-5-(p-sulfocyanamidophe- -nyl)-formazan, 0.017-0.034; and mixture of methylene chloride with ethanol at volume ratio = 9: 1, up to 100. Mixture can be used for production of artificial fibrous and film materials from cellulose esters and for effective protection of films made of cellulose triacetate from light- and thermooxidative decomposition. EFFECT: improved quality and properties. 1 tbl

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RU 2 098 435 C1

Authors

Polishchuk B.O.

Polishchuk L.B.

Mezina I.B.

Dates

1997-12-10Published

1996-07-22Filed