AU678802B2 - A method of producing mechanical and chemi-mechanical pulp - Google Patents

A method of producing mechanical and chemi-mechanical pulp

Info

Publication number
AU678802B2
AU678802B2 AU58445/94A AU5844594A AU678802B2 AU 678802 B2 AU678802 B2 AU 678802B2 AU 58445/94 A AU58445/94 A AU 58445/94A AU 5844594 A AU5844594 A AU 5844594A AU 678802 B2 AU678802 B2 AU 678802B2
Authority
AU
Australia
Prior art keywords
temperature
lignin
mechanical
feed
softening temperature
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.)
Ceased
Application number
AU58445/94A
Other languages
English (en)
Other versions
AU5844594A (en
Inventor
Roland Back
Ove Danielsson
Bo Falk
Hans Hoglund
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.)
Valmet AB
SCA Research AB
Original Assignee
Sunds Defibrator Industries AB
SCA Research AB
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20388282&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU678802(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sunds Defibrator Industries AB, SCA Research AB filed Critical Sunds Defibrator Industries AB
Publication of AU5844594A publication Critical patent/AU5844594A/en
Application granted granted Critical
Publication of AU678802B2 publication Critical patent/AU678802B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
AU58445/94A 1992-12-30 1993-12-08 A method of producing mechanical and chemi-mechanical pulp Ceased AU678802B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9203943 1992-12-30
SE9203943A SE470555B (sv) 1992-12-30 1992-12-30 Förfarande för tillverkning av mekanisk och kemimekanisk massa med ett utbyte av över 85 % från lignocellulosahaltigt fibermaterial
PCT/SE1993/001058 WO1994016139A1 (en) 1992-12-30 1993-12-08 A method of producing mechanical and chemi-mechanical pulp

Publications (2)

Publication Number Publication Date
AU5844594A AU5844594A (en) 1994-08-15
AU678802B2 true AU678802B2 (en) 1997-06-12

Family

ID=20388282

Family Applications (1)

Application Number Title Priority Date Filing Date
AU58445/94A Ceased AU678802B2 (en) 1992-12-30 1993-12-08 A method of producing mechanical and chemi-mechanical pulp

Country Status (17)

Country Link
EP (1) EP0677122B1 (sv)
JP (1) JP3258019B2 (sv)
KR (1) KR950704567A (sv)
CN (1) CN1052049C (sv)
AT (1) ATE170940T1 (sv)
AU (1) AU678802B2 (sv)
BR (1) BR9307748A (sv)
CA (1) CA2151364C (sv)
DE (1) DE69320989T2 (sv)
FI (1) FI115844B (sv)
NO (1) NO312206B1 (sv)
NZ (1) NZ259595A (sv)
PL (1) PL309195A1 (sv)
RU (1) RU95113478A (sv)
SE (1) SE470555B (sv)
WO (1) WO1994016139A1 (sv)
ZA (1) ZA939370B (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1157016A (zh) * 1995-06-12 1997-08-13 安德里兹·斯普劳特-鲍尔有限公司 低停留时间、高温和高速的木屑研磨
US6899791B2 (en) 1997-08-08 2005-05-31 Andritz Inc. Method of pretreating lignocellulose fiber-containing material in a pulp refining process
US6364998B1 (en) * 1995-06-12 2002-04-02 Andritz Inc. Method of high pressure high-speed primary and secondary refining using a preheating above the glass transition temperature
SE532703C2 (sv) * 2002-07-19 2010-03-23 Andritz Inc Anordning för förbehandling av flis innefattande en skruvpress och en raffinator
DE102007057580A1 (de) * 2007-11-28 2009-06-04 Bühler AG Verfahren zur Verarbeitung lignocellulose-haltiger Rohmaterialien
SE540115C2 (sv) 2016-09-21 2018-04-03 A paper or paperboard product comprising at least one ply containing high yield pulp and its production method
EP3642411A1 (en) * 2017-06-20 2020-04-29 Basf Se Method of increasing the throughput and/or decreasing energy usage of a pulping process
FR3117122B1 (fr) 2020-12-09 2023-12-15 Michelin & Cie Bandage pour vehicule hors la route
FR3117123B1 (fr) 2020-12-09 2023-12-15 Michelin & Cie Composition de caoutchouc presentant une resistance amelioree aux agressions mecaniques

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991012367A1 (en) * 1990-02-13 1991-08-22 Sca Research Ab Ctmp-process

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE303088B (sv) * 1963-05-31 1968-08-12 Defibrator Ab

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991012367A1 (en) * 1990-02-13 1991-08-22 Sca Research Ab Ctmp-process

Also Published As

Publication number Publication date
SE470555B (sv) 1994-08-22
JPH08504894A (ja) 1996-05-28
CN1052049C (zh) 2000-05-03
ZA939370B (en) 1994-08-08
CN1092832A (zh) 1994-09-28
EP0677122A1 (en) 1995-10-18
FI953229A (sv) 1995-06-29
DE69320989D1 (de) 1998-10-15
AU5844594A (en) 1994-08-15
RU95113478A (ru) 1997-05-27
NO952613D0 (no) 1995-06-29
FI953229A0 (sv) 1995-06-29
SE9203943D0 (sv) 1992-12-30
PL309195A1 (en) 1995-09-18
ATE170940T1 (de) 1998-09-15
NZ259595A (en) 1997-10-24
WO1994016139A1 (en) 1994-07-21
FI115844B (sv) 2005-07-29
KR950704567A (ko) 1995-11-20
SE9203943L (sv) 1994-07-01
CA2151364C (en) 1999-02-09
NO312206B1 (no) 2002-04-08
CA2151364A1 (en) 1994-07-21
BR9307748A (pt) 1994-11-14
JP3258019B2 (ja) 2002-02-18
DE69320989T2 (de) 1999-01-28
NO952613L (no) 1995-06-29
EP0677122B1 (en) 1998-09-09

Similar Documents

Publication Publication Date Title
JP3856466B2 (ja) 低結束繊維含量と低微細物質含量の易水切れ性の、嵩高のケミメカニカルパルプ
US6267841B1 (en) Low energy thermomechanical pulping process using an enzyme treatment between refining zones
US4502918A (en) Two-stage chemical treatment of mechanical wood pulp with sodium sulfite
CA2067129A1 (en) Process for manufacturing chemo-mechanical and/or chemo-thermal-mechanical wood pulps
AU678802B2 (en) A method of producing mechanical and chemi-mechanical pulp
CA2633800C (en) A method for manufacturing mechanical pulp
JPS61275489A (ja) 二段階含浸法による漂白したケミメカニカルおよびセミケミカル繊維パルプの製造法
US5853534A (en) Method of producing pulp with high yield using a two-stage refining system operating at different temperatures
US7306698B2 (en) Method for producing pulp
US4789429A (en) Method of making mechanical pulp
AU2002244309A1 (en) Method for producing pulp
Perssona et al. Very Low Energy High Yield Pulping
EP4389964A1 (en) Method for producing ht-ctmp having high tensile strength
CA1230709A (en) Procedure for producing refined groundwood pulp
EP0892107A1 (en) Preparation of mechanical wood pulps with reduced energy
NO872775L (no) Fremgangsmaate for fremstilling av mekanisk masse.
CA2285148A1 (en) Chemimechanical or mechanical pulp manufacture with reduced energy consumption

Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired