SE7706370L - PROCEDURE FOR BOILING AND DELIGNIFICATION OF CELLULOSE-MATERIALS - Google Patents

PROCEDURE FOR BOILING AND DELIGNIFICATION OF CELLULOSE-MATERIALS

Info

Publication number
SE7706370L
SE7706370L SE7706370A SE7706370A SE7706370L SE 7706370 L SE7706370 L SE 7706370L SE 7706370 A SE7706370 A SE 7706370A SE 7706370 A SE7706370 A SE 7706370A SE 7706370 L SE7706370 L SE 7706370L
Authority
SE
Sweden
Prior art keywords
delignification
boiling
cellulose
procedure
materials
Prior art date
Application number
SE7706370A
Other languages
Swedish (sv)
Inventor
T Nagano
S Miyao
K Takeda
Original Assignee
Toyo Pulp Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyo Pulp Co Ltd filed Critical Toyo Pulp Co Ltd
Publication of SE7706370L publication Critical patent/SE7706370L/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes
    • D21C3/263—Multistage processes at least one stage being in presence of oxygen
SE7706370A 1976-06-01 1977-06-01 PROCEDURE FOR BOILING AND DELIGNIFICATION OF CELLULOSE-MATERIALS SE7706370L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6399776A JPS52148201A (en) 1976-06-01 1976-06-01 Process for making alkali pulp and lignin separation

Publications (1)

Publication Number Publication Date
SE7706370L true SE7706370L (en) 1977-12-02

Family

ID=13245403

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7706370A SE7706370L (en) 1976-06-01 1977-06-01 PROCEDURE FOR BOILING AND DELIGNIFICATION OF CELLULOSE-MATERIALS

Country Status (6)

Country Link
JP (1) JPS52148201A (en)
BR (1) BR7703560A (en)
CA (1) CA1087354A (en)
FI (1) FI771724A (en)
FR (1) FR2353673A1 (en)
SE (1) SE7706370L (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54156801A (en) * 1978-05-23 1979-12-11 Toyo Pulp Co Ltd Method and apparatus for producing alkali pulp
JPS57130737U (en) * 1981-02-09 1982-08-14
US5728265A (en) * 1995-06-12 1998-03-17 Henkel Corporation Process for enhancing white liquor penetration into wood chips by contacting the chips with a mixture of the white liquor and a polymethylalkyl siloxane
EP3464713B1 (en) 2016-05-27 2023-09-27 Fibratech Pte. Ltd A method and a system for production of high molecular weight lignin
RU2669622C1 (en) * 2018-01-31 2018-10-12 Генкин Михаил Владимирович Method and reactor for extracting sodium chloride and potassium chloride from polymineral sources

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1367435A (en) * 1961-12-23 1964-07-24 Kamyr Ab Process for the continuous, two-phase digestion of cellulose and digestion apparatus for carrying out this process
GB1449828A (en) * 1973-04-26 1976-09-15 Canadian Ind Oxygen pulping process
AT334195B (en) * 1973-12-31 1976-01-10 Canadian Ind METHOD OF REMOVING LIGNIN FROM LIGNOCELLULOSE MATERIAL
JPS5241361B2 (en) * 1974-02-18 1977-10-18
FR2276420A1 (en) * 1974-06-24 1976-01-23 Centre Tech Ind Papier Chemical paste prepn for papermaking - by caustic soda impregnation, mechanical treatment and heating in contact with oxygen and caustic soda

Also Published As

Publication number Publication date
JPS5325045B2 (en) 1978-07-25
BR7703560A (en) 1978-12-19
FR2353673A1 (en) 1977-12-30
CA1087354A (en) 1980-10-14
JPS52148201A (en) 1977-12-09
FI771724A (en) 1977-12-02

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