Common preparation of lignocellulosic feedstock and a product containing cellulose but free from lignin

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United States of America Patent

PATENT NO 12116729
APP PUB NO 20220243399A1
SERIAL NO

17596098

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Abstract

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A method for providing a treated cellulose-comprising mixed starting material (110), in particular a mixed starting material (110) for forming a, in particular regenerated, cellulosic molded body (102) is described. The method comprises: i) providing (10) a first starting material (101a) which comprises a lignocellulosic raw material, ii) providing (1) a second starting material (101b) which comprises a cellulose-containing lignin-free product, iii) mixing (15) the first starting material (101a) and the second starting material (101b) to a mixed starting material (101), and iv) at least partially commonly treating (20) the first starting material (101a) and the second starting material (101b) for obtaining the treated mixed starting material (101), in particular a mixed pulp.

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Patent Owner(s)

Patent OwnerAddress
LENZING AKTIENGESELLSCHAFTWERKSTRASSE 2 LENZING 4860

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Herchl, Richard Ried im Innkreis, AT 17 8
Schild, Gabriele Seewalchen, AT 4 28
Weilach, Christian Vöcklabruck, AT 20 24

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