JPS57121688A - Production of special high alpha- cellulose pulp by multi-stage digestion containing acid prehydrolysate - Google Patents

Production of special high alpha- cellulose pulp by multi-stage digestion containing acid prehydrolysate

Info

Publication number
JPS57121688A
JPS57121688A JP56196428A JP19642881A JPS57121688A JP S57121688 A JPS57121688 A JP S57121688A JP 56196428 A JP56196428 A JP 56196428A JP 19642881 A JP19642881 A JP 19642881A JP S57121688 A JPS57121688 A JP S57121688A
Authority
JP
Japan
Prior art keywords
prehydrolysate
production
containing acid
cellulose pulp
special high
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
JP56196428A
Other languages
Japanese (ja)
Inventor
Aruhitsupainen Benkuto
Henninen Eriza
Marutsutaara Tapani
Metsutebuiruta Aarure
Nikura Matsutei
Panura Reino
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.)
Ahlstrom Corp
Original Assignee
Ahlstrom Corp
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 Ahlstrom Corp filed Critical Ahlstrom Corp
Publication of JPS57121688A publication Critical patent/JPS57121688A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A23K10/32—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from hydrolysates of wood or straw
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Botany (AREA)
  • Molecular Biology (AREA)
  • Mycology (AREA)
  • Physiology (AREA)
  • Animal Husbandry (AREA)
  • Zoology (AREA)
  • Emergency Medicine (AREA)
  • Food Science & Technology (AREA)
  • Paper (AREA)
JP56196428A 1980-12-08 1981-12-08 Production of special high alpha- cellulose pulp by multi-stage digestion containing acid prehydrolysate Pending JPS57121688A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI803802A FI63267B (en) 1980-12-08 1980-12-08 FOERFARANDE FOER FRAMSTAELLNING AV SPECIALCELLULOSA MED HOEGT ALFATAL GENOM FLERSTEGSKOKNING INNEFATTANDE SYRAFOERHYDROLYS

Publications (1)

Publication Number Publication Date
JPS57121688A true JPS57121688A (en) 1982-07-29

Family

ID=8513967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56196428A Pending JPS57121688A (en) 1980-12-08 1981-12-08 Production of special high alpha- cellulose pulp by multi-stage digestion containing acid prehydrolysate

Country Status (5)

Country Link
JP (1) JPS57121688A (en)
CA (1) CA1173602A (en)
FI (1) FI63267B (en)
FR (1) FR2495654B1 (en)
SE (1) SE8107247L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009052188A (en) * 2007-05-23 2009-03-12 Andritz Inc Single vessel reactor system for hydrolysis and digestion of wood chips with chemical enhanced wash method

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4436586A (en) * 1982-01-22 1984-03-13 Kamyr, Inc. Method of producing kraft pulp using an acid prehydrolysis and pre-extraction
CN1099501C (en) * 1999-09-21 2003-01-22 中国科学院广州化学研究所 Pulping technology by dissolving eucalyptus
FI123036B (en) 2006-02-10 2012-10-15 Metso Paper Inc Method for recovering hydrolysis products
FI121237B (en) 2008-10-21 2010-08-31 Danisco A process for producing xylose and soluble pulp
EP3417102A4 (en) * 2016-02-16 2019-10-30 Valmet AB Method for recovering concentrated hydrolysate after hydrolysis of cellulose material
SE1950402A1 (en) 2019-04-01 2020-10-02 Valmet Oy Method for extracting hemicellulose from lignocellulosic material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE442623A (en) * 1939-12-13
SE389520B (en) * 1973-09-03 1976-11-08 Kamyr Ab APPARATUS FOR CONTINUOUS EXTRACTION OF HYDROLYSATE FROM FINELY DISTRIBUTED FIBER MATERIAL

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009052188A (en) * 2007-05-23 2009-03-12 Andritz Inc Single vessel reactor system for hydrolysis and digestion of wood chips with chemical enhanced wash method

Also Published As

Publication number Publication date
FI63267B (en) 1983-01-31
FR2495654A1 (en) 1982-06-11
CA1173602A (en) 1984-09-04
FI803802L (en) 1982-06-09
FR2495654B1 (en) 1986-07-04
SE8107247L (en) 1982-06-09

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