FI70938C - Foerfarande foer delignificering av trae och andra lignocellulosa produkter - Google Patents

Foerfarande foer delignificering av trae och andra lignocellulosa produkter Download PDF

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Publication number
FI70938C
FI70938C FI824244A FI824244A FI70938C FI 70938 C FI70938 C FI 70938C FI 824244 A FI824244 A FI 824244A FI 824244 A FI824244 A FI 824244A FI 70938 C FI70938 C FI 70938C
Authority
FI
Finland
Prior art keywords
phenol
process according
aqueous
liquid
acid
Prior art date
Application number
FI824244A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI824244L (fi
FI824244A0 (fi
FI70938B (fi
Inventor
Herve Tournier
Aoke Allan Johansson
Jean Pierre Sachetto
Jean Michel Armanet
Jean-Pierre Michel
Alain Roman
Original Assignee
Neste Oy
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 Neste Oy filed Critical Neste Oy
Publication of FI824244A0 publication Critical patent/FI824244A0/fi
Publication of FI824244L publication Critical patent/FI824244L/fi
Application granted granted Critical
Publication of FI70938B publication Critical patent/FI70938B/fi
Publication of FI70938C publication Critical patent/FI70938C/fi

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

Landscapes

  • Compounds Of Unknown Constitution (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Stringed Musical Instruments (AREA)
  • Saccharide Compounds (AREA)
FI824244A 1981-12-10 1982-12-10 Foerfarande foer delignificering av trae och andra lignocellulosa produkter FI70938C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32936081A 1981-12-10 1981-12-10
US32936081 1981-12-10

Publications (4)

Publication Number Publication Date
FI824244A0 FI824244A0 (fi) 1982-12-10
FI824244L FI824244L (fi) 1983-06-11
FI70938B FI70938B (fi) 1986-07-18
FI70938C true FI70938C (fi) 1986-10-27

Family

ID=23285029

Family Applications (1)

Application Number Title Priority Date Filing Date
FI824244A FI70938C (fi) 1981-12-10 1982-12-10 Foerfarande foer delignificering av trae och andra lignocellulosa produkter

Country Status (12)

Country Link
EP (2) EP0097188A1 (fr)
AT (1) ATE16206T1 (fr)
BE (1) BE895299A (fr)
BR (1) BR8208011A (fr)
CA (1) CA1210209A (fr)
CH (1) CH653054A5 (fr)
DE (1) DE3267062D1 (fr)
ES (1) ES518003A0 (fr)
FI (1) FI70938C (fr)
FR (1) FR2518141B1 (fr)
NO (1) NO832783L (fr)
WO (1) WO1983002125A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI77061C (fi) * 1986-12-31 1989-01-10 Neste Oy Foerfarande foer separering av lignin och fenol fraon fenolloesningar.
FI77062C (fi) * 1986-12-31 1989-01-10 Neste Oy Foerfarande foer cirkulering av fenol vid en fenolkokningsprocess av lignocellulosamaterial.
DE19856582C1 (de) * 1998-12-08 2001-03-15 Rhodia Acetow Ag Verfahren zur Gewinnung von Chemiezellstoff aus Hackschnitzeln
CN102186871B (zh) * 2008-10-23 2014-03-19 独立行政法人科学技术振兴机构 浓酸处理部、浓酸处理方法、植物资源相分离系统转换装置和转换方法
CA3110389A1 (fr) * 2021-02-25 2022-08-25 Sixring Inc. Acide sulfurique modifie et utilisations connexes
CN113307983B (zh) * 2021-05-21 2022-08-05 北京林业大学 一种绿色溶剂快速、高得率分离木质素的方法
CN116770613A (zh) * 2023-08-01 2023-09-19 贵州大学 热致液液相分离溶剂和纤维素预处理及组分分离的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE457089A (fr) * 1943-02-27
FR989191A (fr) * 1944-09-07 1951-09-05 Traitement Chimique Des Vegeta Procédé de traitement des matières fibreuses, plus particulièrement des végétaux en vue de l'obtention de la cellulose
US3215588A (en) * 1963-08-15 1965-11-02 Lummus Co Continuous impregnation, cooking, and washing of fibrous material
AT336992B (de) * 1975-02-18 1977-06-10 Visch Khim T I Nis Verfahren und vorrichtung zum herstellen von fasermaterial aus pflanzenrohstoffen
DE3161585D1 (en) * 1980-06-20 1984-01-12 Battelle Memorial Institute A method for the delignification of wood and other ligno-cellulosic products
EP0054015B1 (fr) * 1980-11-20 1985-01-16 Simmering-Graz-Pauker Aktiengesellschaft Procédé et appareil pour la production de cellulose

Also Published As

Publication number Publication date
FI824244L (fi) 1983-06-11
NO832783L (no) 1983-08-01
EP0082116A1 (fr) 1983-06-22
EP0097188A1 (fr) 1984-01-04
EP0082116B1 (fr) 1985-10-23
FR2518141A1 (fr) 1983-06-17
BE895299A (fr) 1983-06-09
WO1983002125A1 (fr) 1983-06-23
FR2518141B1 (fr) 1986-08-14
ES8404725A1 (es) 1984-05-01
ATE16206T1 (de) 1985-11-15
ES518003A0 (es) 1984-05-01
CH653054A5 (fr) 1985-12-13
BR8208011A (pt) 1983-11-08
CA1210209A (fr) 1986-08-26
FI824244A0 (fi) 1982-12-10
FI70938B (fi) 1986-07-18
DE3267062D1 (en) 1985-11-28

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MM Patent lapsed

Owner name: NESTE OY