FI79564C - Förfarande för framställning av hemicellulosahydrolysat och specialmas sa - Google Patents

Förfarande för framställning av hemicellulosahydrolysat och specialmas sa Download PDF

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Publication number
FI79564C
FI79564C FI871730A FI871730A FI79564C FI 79564 C FI79564 C FI 79564C FI 871730 A FI871730 A FI 871730A FI 871730 A FI871730 A FI 871730A FI 79564 C FI79564 C FI 79564C
Authority
FI
Finland
Prior art keywords
cooking
wood
lignin
prehydrolysis
temperature
Prior art date
Application number
FI871730A
Other languages
English (en)
Finnish (fi)
Other versions
FI871730A0 (fi
FI79564B (fi
FI871730A (fi
Inventor
Nils-Erik Virkola
Panu Olavi Tikka
Original Assignee
Suomen Sokeri 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 Suomen Sokeri Oy filed Critical Suomen Sokeri Oy
Publication of FI871730A0 publication Critical patent/FI871730A0/fi
Priority to FI871730A priority Critical patent/FI79564C/sv
Priority to DE3851565T priority patent/DE3851565T2/de
Priority to CA000564311A priority patent/CA1295095C/en
Priority to EP88106006A priority patent/EP0287960B1/en
Priority to AT88106006T priority patent/ATE111986T1/de
Priority to SU884355611A priority patent/RU1799408C/ru
Priority to BR8801894A priority patent/BR8801894A/pt
Priority to ES88106006T priority patent/ES2062995T3/es
Priority to ZA884037A priority patent/ZA884037B/xx
Publication of FI871730A publication Critical patent/FI871730A/fi
Publication of FI79564B publication Critical patent/FI79564B/fi
Application granted granted Critical
Publication of FI79564C publication Critical patent/FI79564C/sv
Priority to US07/535,287 priority patent/US5139617A/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
    • D21C3/222—Use of compounds accelerating the pulping processes
    • C—CHEMISTRY; METALLURGY
    • C13—SUGAR INDUSTRY
    • C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
    • C13K1/00—Glucose; Glucose-containing syrups
    • C13K1/02—Glucose; Glucose-containing syrups obtained by saccharification of cellulosic materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Amplifiers (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
FI871730A 1987-04-21 1987-04-21 Förfarande för framställning av hemicellulosahydrolysat och specialmas sa FI79564C (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI871730A FI79564C (sv) 1987-04-21 1987-04-21 Förfarande för framställning av hemicellulosahydrolysat och specialmas sa
CA000564311A CA1295095C (en) 1987-04-21 1988-04-15 Process for the production of a hemicellulose hydrolysate and special pulp
DE3851565T DE3851565T2 (de) 1987-04-21 1988-04-15 Verfahren zur Herstellung von Hemicellulosehydrolysat und einem speziellen Zellstoff.
EP88106006A EP0287960B1 (en) 1987-04-21 1988-04-15 A process for the production of a hemicellulose hydrolysate and special pulp
AT88106006T ATE111986T1 (de) 1987-04-21 1988-04-15 Verfahren zur herstellung von hemicellulosehydrolysat und einem speziellen zellstoff.
SU884355611A RU1799408C (ru) 1987-04-21 1988-04-20 Способ переработки древесного сырь
BR8801894A BR8801894A (pt) 1987-04-21 1988-04-21 Processo para a producao de um hidrolisado de hemicelulose e polpa especial
ES88106006T ES2062995T3 (es) 1987-04-21 1988-05-11 Un proceso de produccion de un hidrolizado de hemicelulosa y a una pasta especial.
ZA884037A ZA884037B (en) 1987-04-21 1988-06-07 A process for the production of a hemicellulose hydrolysate and special pulp
US07/535,287 US5139617A (en) 1987-04-21 1990-06-08 Process for the production of a hemicellulose hydrolysate and special high alpha cellulose pulp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI871730A FI79564C (sv) 1987-04-21 1987-04-21 Förfarande för framställning av hemicellulosahydrolysat och specialmas sa
FI871730 1987-04-21

Publications (4)

Publication Number Publication Date
FI871730A0 FI871730A0 (fi) 1987-04-21
FI871730A FI871730A (fi) 1988-10-22
FI79564B FI79564B (fi) 1989-09-29
FI79564C true FI79564C (sv) 1990-01-10

Family

ID=8524351

Family Applications (1)

Application Number Title Priority Date Filing Date
FI871730A FI79564C (sv) 1987-04-21 1987-04-21 Förfarande för framställning av hemicellulosahydrolysat och specialmas sa

Country Status (8)

Country Link
EP (1) EP0287960B1 (sv)
AT (1) ATE111986T1 (sv)
BR (1) BR8801894A (sv)
CA (1) CA1295095C (sv)
DE (1) DE3851565T2 (sv)
ES (1) ES2062995T3 (sv)
FI (1) FI79564C (sv)
RU (1) RU1799408C (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10064131C2 (de) * 2000-12-22 2003-03-27 Sca Hygiene Prod Gmbh Vollgebleichter Sulfit-Zellstoff, Verfahren zu seiner Herstellung und daraus hergestellte Produkte
DE602007008591D1 (de) * 2007-11-27 2010-09-30 Innventia Ab Verwendung eines Holzhydrolysats
FI129760B (sv) 2020-07-06 2022-08-15 Amppc Finland Oy Högavkastande kokförfarande

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3532597A (en) * 1969-03-11 1970-10-06 Uddeholms Ab Preparation of dissolving pulps from wood by hydrolysis and alkaline sulfite digestion
ZA773044B (en) 1976-06-02 1978-04-26 Australian Paper Manufacturers Improvements in pulping processes
DE2628971A1 (de) * 1976-06-28 1978-01-05 Waldhof Aschaffenburg Papier Verfahren zur herstellung von zellstoff in verbindung mit der gewinnung von holzzuckern
CA1216105A (en) * 1984-04-06 1987-01-06 C-I-L Inc. Pulping process

Also Published As

Publication number Publication date
ES2062995T3 (es) 1995-01-01
EP0287960A3 (en) 1991-04-17
RU1799408C (ru) 1993-02-28
CA1295095C (en) 1992-02-04
ATE111986T1 (de) 1994-10-15
FI871730A0 (fi) 1987-04-21
FI79564B (fi) 1989-09-29
EP0287960B1 (en) 1994-09-21
FI871730A (fi) 1988-10-22
DE3851565T2 (de) 1995-01-26
DE3851565D1 (de) 1994-10-27
EP0287960A2 (en) 1988-10-26
BR8801894A (pt) 1988-11-22

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: SCITECH SERVICES INC.