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IPC

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Application

95115648/04, 1995-09-05

(22)

Actual filing date

1995-09-05

(45)

Published

1998-04-10

(72)

Inventor

Dibtseva T.N.Bel'Tsov V.M.Gromov V.F.

(73)

Holder

Sankt-Peterburgskij Gosudarstvennyj Universitet Tekhnologii I Dizajna

COMPOSITION FOR COTTON MATERIAL WHITENING Russian patent published in 1998 - IPC

Abstract RU 2108419 C1

FIELD: textile industry. SUBSTANCE: composition has the following components, wt. -%: N,N'-dichloro-N,N'-di-(3-chloro-4-hydroxy-1,3,5-triazi- -ne-6-yl)-1,2-ethylenediamine sodium salt 10-15; sodium phosphate or pyrophosphate 23-25; sodium tetraborate 8-10; sodium alkylbenzenesulfonate containing 12-18 carbon atoms in alkyl 2-4; and sodium sulfate, the balance up to 100. Cotton material is bleached at 80 C. Properties of material after whitening: whiteness degree is 83%, specific viscosity of cellulose copper-ammonium solution after 10 washings of material is 0.96-1.10. EFFECT: enhanced effectiveness of composition. 2 tbl

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RU 2 108 419 C1

Authors

Dibtseva T.N.

Bel'Tsov V.M.

Gromov V.F.

Dates

1998-04-10—Published

1995-09-05—Filed

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