DE3674859D1 - Verfahren zur delignifizierung von zellulosematerialien. - Google Patents

Verfahren zur delignifizierung von zellulosematerialien.

Info

Publication number
DE3674859D1
DE3674859D1 DE8686110248T DE3674859T DE3674859D1 DE 3674859 D1 DE3674859 D1 DE 3674859D1 DE 8686110248 T DE8686110248 T DE 8686110248T DE 3674859 T DE3674859 T DE 3674859T DE 3674859 D1 DE3674859 D1 DE 3674859D1
Authority
DE
Germany
Prior art keywords
cellulosic materials
cellulose materials
treated
delignifying cellulose
delignifying
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.)
Expired - Fee Related
Application number
DE8686110248T
Other languages
English (en)
Inventor
Josef S Dr Gratzl
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.)
Solvay Chimie SA
Original Assignee
Interox SA
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 Interox SA filed Critical Interox SA
Application granted granted Critical
Publication of DE3674859D1 publication Critical patent/DE3674859D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21C3/26—Multistage processes

Landscapes

  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Dental Preparations (AREA)
  • External Artificial Organs (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
DE8686110248T 1985-08-05 1986-07-25 Verfahren zur delignifizierung von zellulosematerialien. Expired - Fee Related DE3674859D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76272685A 1985-08-05 1985-08-05

Publications (1)

Publication Number Publication Date
DE3674859D1 true DE3674859D1 (de) 1990-11-15

Family

ID=25065883

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686110248T Expired - Fee Related DE3674859D1 (de) 1985-08-05 1986-07-25 Verfahren zur delignifizierung von zellulosematerialien.

Country Status (13)

Country Link
EP (1) EP0212329B1 (de)
JP (1) JPH0742670B2 (de)
AT (1) ATE57400T1 (de)
AU (1) AU591509B2 (de)
BR (1) BR8603672A (de)
CA (1) CA1311093C (de)
DE (1) DE3674859D1 (de)
ES (1) ES2000385A6 (de)
FI (1) FI85726C (de)
NO (1) NO168490C (de)
NZ (1) NZ217002A (de)
PT (1) PT83118B (de)
YU (1) YU45351B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN167959B (de) * 1985-08-05 1991-01-12 Interox

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1474276A (fr) * 1965-03-19 1967-03-24 Electro Chimie Soc D Perfectionnements à la fabrication de pâte à papier
SE373896B (de) * 1972-07-05 1975-02-17 Mo Och Domsjoe Ab
SE380298B (sv) * 1974-03-14 1975-11-03 Mo Forfarande for delignifiering genom syrgas-alkalibehandling av lignocelluosahaltigt material
SE7612248L (sv) * 1976-11-03 1978-05-04 Mo Och Domsjoe Ab Kokning av lignocellulosahaltiga material
SU821614A1 (ru) * 1979-06-19 1981-04-15 Белорусский Технологический Институт Им.C.M.Кирова Способ получени целлюлозного полу-фАбРиКАТА
IN167959B (de) * 1985-08-05 1991-01-12 Interox

Also Published As

Publication number Publication date
FI85726C (fi) 1992-05-25
NO863133D0 (no) 1986-08-04
EP0212329B1 (de) 1990-10-10
NO168490C (no) 1992-02-26
JPS6297992A (ja) 1987-05-07
CA1311093C (fr) 1992-12-08
PT83118B (pt) 1988-10-14
NO863133L (no) 1987-02-06
ATE57400T1 (de) 1990-10-15
AU591509B2 (en) 1989-12-07
YU45351B (en) 1992-05-28
PT83118A (fr) 1986-09-01
ES2000385A6 (es) 1988-02-16
NO168490B (no) 1991-11-18
FI863194A0 (fi) 1986-08-05
JPH0742670B2 (ja) 1995-05-10
EP0212329A1 (de) 1987-03-04
FI85726B (fi) 1992-02-14
YU136986A (en) 1987-10-31
NZ217002A (en) 1988-11-29
FI863194A (fi) 1987-02-06
AU6054486A (en) 1987-02-12
BR8603672A (pt) 1987-03-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee