JPS5789691A - Delignification of lignocellulose material - Google Patents

Delignification of lignocellulose material

Info

Publication number
JPS5789691A
JPS5789691A JP56150805A JP15080581A JPS5789691A JP S5789691 A JPS5789691 A JP S5789691A JP 56150805 A JP56150805 A JP 56150805A JP 15080581 A JP15080581 A JP 15080581A JP S5789691 A JPS5789691 A JP S5789691A
Authority
JP
Japan
Prior art keywords
delignification
lignocellulose material
lignocellulose
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.)
Pending
Application number
JP56150805A
Other languages
Japanese (ja)
Inventor
Bueruteman Deiita
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of JPS5789691A publication Critical patent/JPS5789691A/en
Pending 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
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes

Landscapes

  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
JP56150805A 1980-09-25 1981-09-25 Delignification of lignocellulose material Pending JPS5789691A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH718380 1980-09-25

Publications (1)

Publication Number Publication Date
JPS5789691A true JPS5789691A (en) 1982-06-04

Family

ID=4321202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56150805A Pending JPS5789691A (en) 1980-09-25 1981-09-25 Delignification of lignocellulose material

Country Status (9)

Country Link
EP (1) EP0049221B1 (en)
JP (1) JPS5789691A (en)
AU (1) AU547453B2 (en)
BR (1) BR8106122A (en)
CA (1) CA1174810A (en)
DE (1) DE3161711D1 (en)
FI (1) FI69654C (en)
NO (1) NO813257L (en)
ZA (1) ZA816637B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6702921B2 (en) * 2001-05-01 2004-03-09 Ondeo Nalco Company Methods to enhance pulp bleaching and delignification using an organic sulfide chelating agent
US7351764B2 (en) 2004-03-31 2008-04-01 Nalco Company Methods to enhance brightness of pulp and optimize use of bleaching chemicals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ185937A (en) * 1976-12-13 1979-10-25 Australian Paper Manufacturers Delignification of lignocellulosic material with amine based liquor containing quinones or hydroqinones
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
BR8106122A (en) 1982-06-15
AU547453B2 (en) 1985-10-24
CA1174810A (en) 1984-09-25
DE3161711D1 (en) 1984-01-26
NO813257L (en) 1982-03-26
FI69654B (en) 1985-11-29
EP0049221B1 (en) 1983-12-21
AU7564281A (en) 1982-04-01
EP0049221A1 (en) 1982-04-07
ZA816637B (en) 1982-09-29
FI812935L (en) 1982-03-26
FI69654C (en) 1986-03-10

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