AU1327597A - Delignification of lignocellulosic material with a cooking liquor containing phenols and pyrazolidones - Google Patents

Delignification of lignocellulosic material with a cooking liquor containing phenols and pyrazolidones

Info

Publication number
AU1327597A
AU1327597A AU13275/97A AU1327597A AU1327597A AU 1327597 A AU1327597 A AU 1327597A AU 13275/97 A AU13275/97 A AU 13275/97A AU 1327597 A AU1327597 A AU 1327597A AU 1327597 A AU1327597 A AU 1327597A
Authority
AU
Australia
Prior art keywords
pyrazolidones
delignification
lignocellulosic material
cooking liquor
liquor containing
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU13275/97A
Other languages
English (en)
Inventor
Ejne Saxeby
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JOHN SAXEBY AB
Original Assignee
JOHN SAXEBY AB
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 JOHN SAXEBY AB filed Critical JOHN SAXEBY AB
Publication of AU1327597A publication Critical patent/AU1327597A/en
Abandoned legal-status Critical Current

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
    • D21C3/003—Pulping cellulose-containing materials with organic compounds
    • 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
    • D21C3/222—Use of compounds accelerating the pulping processes
AU13275/97A 1996-01-18 1997-01-20 Delignification of lignocellulosic material with a cooking liquor containing phenols and pyrazolidones Abandoned AU1327597A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9600182 1996-01-18
SE9600182A SE506228C2 (sv) 1996-01-18 1996-01-18 Delignifieringsförfarande med tillsats av additiv i form av en vattenhaltig lösning innefattande fenoler och pyrazolidoner
PCT/SE1997/000082 WO1997026402A1 (en) 1996-01-18 1997-01-20 Delignification of lignocellulosic material with a cooking liquor containing phenols and pyrazolidones

Publications (1)

Publication Number Publication Date
AU1327597A true AU1327597A (en) 1997-08-11

Family

ID=20401068

Family Applications (1)

Application Number Title Priority Date Filing Date
AU13275/97A Abandoned AU1327597A (en) 1996-01-18 1997-01-20 Delignification of lignocellulosic material with a cooking liquor containing phenols and pyrazolidones

Country Status (3)

Country Link
AU (1) AU1327597A (sv)
SE (1) SE506228C2 (sv)
WO (1) WO1997026402A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7242483B2 (ja) * 2019-09-12 2023-03-20 日華化学株式会社 リグノセルロース材料の蒸解促進剤及びそれを用いたパルプの製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA773044B (en) * 1976-06-02 1978-04-26 Australian Paper Manufacturers Improvements in pulping processes
CA1110413A (en) * 1977-12-14 1981-10-13 Oji Paper Co., Ltd. Process for pulping lignocellulosic material
US4248663A (en) * 1978-07-05 1981-02-03 Pulp And Paper Research Institute Of Canada Pulping with an alkaline liquor containing a cyclic keto compound and an amino compound

Also Published As

Publication number Publication date
SE9600182D0 (sv) 1996-01-18
SE506228C2 (sv) 1997-11-24
SE9600182L (sv) 1997-07-19
WO1997026402A1 (en) 1997-07-24

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