JPS5473902A - Treatment of machined pulp - Google Patents

Treatment of machined pulp

Info

Publication number
JPS5473902A
JPS5473902A JP13058378A JP13058378A JPS5473902A JP S5473902 A JPS5473902 A JP S5473902A JP 13058378 A JP13058378 A JP 13058378A JP 13058378 A JP13058378 A JP 13058378A JP S5473902 A JPS5473902 A JP S5473902A
Authority
JP
Japan
Prior art keywords
treatment
pulp
machined
machined pulp
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.)
Granted
Application number
JP13058378A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6247999B2 (da
Inventor
Jiyon Baanetsuto Adorian
Shii Shiyau Aran
Donarudo Roogan Chiyaaruzu
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.)
Ontario Paper Co Ltd
Original Assignee
Ontario Paper Co Ltd
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 Ontario Paper Co Ltd filed Critical Ontario Paper Co Ltd
Publication of JPS5473902A publication Critical patent/JPS5473902A/ja
Publication of JPS6247999B2 publication Critical patent/JPS6247999B2/ja
Granted 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
JP13058378A 1977-10-25 1978-10-25 Treatment of machined pulp Granted JPS5473902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA289,427A CA1071805A (en) 1977-10-25 1977-10-25 Drainage and wet stretch improvement in mechanical pulps

Publications (2)

Publication Number Publication Date
JPS5473902A true JPS5473902A (en) 1979-06-13
JPS6247999B2 JPS6247999B2 (da) 1987-10-12

Family

ID=4109848

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13058378A Granted JPS5473902A (en) 1977-10-25 1978-10-25 Treatment of machined pulp

Country Status (3)

Country Link
JP (1) JPS5473902A (da)
CA (1) CA1071805A (da)
FI (1) FI74051C (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5915589A (ja) * 1982-06-04 1984-01-26 マクミラン・ブロ−デル・リミテツド 機械木材パルプの二段階化学処理方法と機械リフアイナ−木材パルプ

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4708771A (en) * 1984-12-31 1987-11-24 Bear Island Paper Company Two stage process for sulfonating mechanical pulp fibers
US4731160A (en) * 1986-03-19 1988-03-15 Kamyr, Inc. Drainage characteristics of mechanical pulp
US5169496A (en) * 1991-04-23 1992-12-08 International Paper Company Method of producing multi-ply paper and board products exhibiting increased stiffness

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838328A (da) * 1971-09-17 1973-06-06
US3773610A (en) * 1970-12-11 1973-11-20 Bauer Bros Co Pressurized system for pulp refining including pressurized double disk treatment
JPS5214322A (en) * 1975-07-25 1977-02-03 Hitachi Ltd Data processing unit
JPS5314806A (en) * 1976-07-19 1978-02-09 Crown Zellerbach Corp Process for making thermal * mechanical pulp with high strength and yield * composed of metamorphosed sulfites and liner boards made thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3773610A (en) * 1970-12-11 1973-11-20 Bauer Bros Co Pressurized system for pulp refining including pressurized double disk treatment
JPS4838328A (da) * 1971-09-17 1973-06-06
JPS5214322A (en) * 1975-07-25 1977-02-03 Hitachi Ltd Data processing unit
JPS5314806A (en) * 1976-07-19 1978-02-09 Crown Zellerbach Corp Process for making thermal * mechanical pulp with high strength and yield * composed of metamorphosed sulfites and liner boards made thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5915589A (ja) * 1982-06-04 1984-01-26 マクミラン・ブロ−デル・リミテツド 機械木材パルプの二段階化学処理方法と機械リフアイナ−木材パルプ

Also Published As

Publication number Publication date
CA1071805A (en) 1980-02-19
JPS6247999B2 (da) 1987-10-12
FI74051C (fi) 1988-11-28
FI74051B (fi) 1987-08-31
FI783200A (fi) 1979-04-26

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