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(19)

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2 678 895

(13)

(51)

IPC

D21C3/02(2006-01-01)

D21C9/16(2006-01-01)

(21) (22)

Application

2015138146, 2014-02-06

(24)

Start date

2014-02-06

(22)

Actual filing date

2014-02-06

(45)

Published

2019-02-04

(72)

Inventor

Nonni Artur Dzh.Kurshen Charlz E.Kempbell Filip RidDaudl Stiven ChedEngl Dzhoel MarkKarter Bler RoderikSloun Kristofer M.

(73)

Holder

Dzhipi Sellyulous Gmbkh

SOFTWOOD KRAFT FIBER HAVING IMPROVED α-CELLULOSE CONTENT AND ITS USE IN PRODUCTION OF CHEMICAL CELLULOSE PRODUCTS Russian patent published in 2019 - IPC D21C3/02 D21C9/16

Abstract RU 2678895 C2

FIELD: woodworking industry.

SUBSTANCE: bleached softwood kraft pulp fiber with a high α-cellulose content and a low CED viscosity. Also described is a surfactant treated fiber useful in the production of chemical derivatives of cellulose. Also described are methods for manufacturing softwood kraft fiber and products derived therefrom.

EFFECT: proposed softwood kraft fiber with improved α-cellulose content and its use in the production of chemical cellulose products.

12 cl

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RU 2 678 895 C2

Authors

Nonni Artur Dzh.

Kurshen Charlz E.

Kempbell Filip Rid

Daudl Stiven Ched

Engl Dzhoel Mark

Karter Bler Roderik

Sloun Kristofer M.

Dates

2019-02-04—Published

2014-02-06—Filed