METHOD OF BLEACHED CELLULOSE PRODUCTION Russian patent published in 1995 - IPC

Abstract RU 2046869 C1

FIELD: cellulose industry. SUBSTANCE: before whitening cellulose is treated with peracetic acid at concentration 2-6% and/or sodium hydroxide at concentration 1-10% of absolutely dried nonbleached cellulose, and sodium pyrophosphate is added at concentration 0.1-0.2% EFFECT: improved method of cellulose production. 10 tbl

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RU 2 046 869 C1

Authors

Kosheleva V.D.

Zarudskaja O.L.

Belodubrovskij R.B.

Zvezdina L.K.

Mironova T.Ja.

Zotova L.G.

Grishina T.A.

Bogdan V.M.

Semiletko S.V.

Dates

1995-10-27Published

1993-05-31Filed