JPS5685488A - Hydrogen peroxide refiner bleaching method of pulp - Google Patents

Hydrogen peroxide refiner bleaching method of pulp

Info

Publication number
JPS5685488A
JPS5685488A JP16383979A JP16383979A JPS5685488A JP S5685488 A JPS5685488 A JP S5685488A JP 16383979 A JP16383979 A JP 16383979A JP 16383979 A JP16383979 A JP 16383979A JP S5685488 A JPS5685488 A JP S5685488A
Authority
JP
Japan
Prior art keywords
pulp
hydrogen peroxide
bleaching method
refiner bleaching
peroxide refiner
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
JP16383979A
Other languages
Japanese (ja)
Inventor
Minoru Yotsuya
Isao Tanaka
Tetsuo Koshizuka
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.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co Inc
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 Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Priority to JP16383979A priority Critical patent/JPS5685488A/en
Publication of JPS5685488A publication Critical patent/JPS5685488A/en
Pending legal-status Critical Current

Links

Landscapes

  • Paper (AREA)
JP16383979A 1979-12-17 1979-12-17 Hydrogen peroxide refiner bleaching method of pulp Pending JPS5685488A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16383979A JPS5685488A (en) 1979-12-17 1979-12-17 Hydrogen peroxide refiner bleaching method of pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16383979A JPS5685488A (en) 1979-12-17 1979-12-17 Hydrogen peroxide refiner bleaching method of pulp

Publications (1)

Publication Number Publication Date
JPS5685488A true JPS5685488A (en) 1981-07-11

Family

ID=15781722

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16383979A Pending JPS5685488A (en) 1979-12-17 1979-12-17 Hydrogen peroxide refiner bleaching method of pulp

Country Status (1)

Country Link
JP (1) JPS5685488A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01162887A (en) * 1987-11-23 1989-06-27 Sued Chemie Ag Additive of bleaching agent
WO2000017442A1 (en) * 1997-09-23 2000-03-30 Queen's University At Kingston Method for bleaching mechanical pulp
JP2003049385A (en) * 2001-08-03 2003-02-21 Nippon Paper Industries Co Ltd Newsprint paper
JP2003049386A (en) * 2001-08-03 2003-02-21 Nippon Paper Industries Co Ltd Printing paper
US6632328B2 (en) 1997-09-23 2003-10-14 Queen's University At Kingston Method for bleaching mechanical pulp with hydrogen peroxide and an alkaline earth metal carbonate
JP2007521404A (en) * 2003-10-02 2007-08-02 アンドリッツ インコーポレーテッド Multi-stage mechanical pulping method using alkaline peroxide with refiner blow line treatment
US7384502B2 (en) 2002-12-24 2008-06-10 Nippon Paper Industries Co., Ltd. Process for impregnating, refining, and bleaching wood chips having low bleachability to prepare mechanical pulps having high brightness

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01162887A (en) * 1987-11-23 1989-06-27 Sued Chemie Ag Additive of bleaching agent
WO2000017442A1 (en) * 1997-09-23 2000-03-30 Queen's University At Kingston Method for bleaching mechanical pulp
US6632328B2 (en) 1997-09-23 2003-10-14 Queen's University At Kingston Method for bleaching mechanical pulp with hydrogen peroxide and an alkaline earth metal carbonate
JP2003049385A (en) * 2001-08-03 2003-02-21 Nippon Paper Industries Co Ltd Newsprint paper
JP2003049386A (en) * 2001-08-03 2003-02-21 Nippon Paper Industries Co Ltd Printing paper
JP4738662B2 (en) * 2001-08-03 2011-08-03 日本製紙株式会社 Newspaper
US7384502B2 (en) 2002-12-24 2008-06-10 Nippon Paper Industries Co., Ltd. Process for impregnating, refining, and bleaching wood chips having low bleachability to prepare mechanical pulps having high brightness
JP2007521404A (en) * 2003-10-02 2007-08-02 アンドリッツ インコーポレーテッド Multi-stage mechanical pulping method using alkaline peroxide with refiner blow line treatment

Similar Documents

Publication Publication Date Title
ZA876920B (en) Process for the bleaching of cellulosic pulps using hydrogen peroxide
AU528837B2 (en) Ozone bleaching of pulp
AU547231B2 (en) Oxygen bleaching cellulose pulp
NZ193456A (en) Peroxide delignification of unbleached chemical wood pulp
JPS56169889A (en) Oxygen bleaching method of cellulose pulp
JPS55103362A (en) Bleaching of fibrous substance by hydrogen peroxide
JPS5685488A (en) Hydrogen peroxide refiner bleaching method of pulp
JPS5721591A (en) Peroxide bleaching of wood pulp
NO177606C (en) Method for hydrogen peroxide bleaching of pulp
JPS5721589A (en) Bleaching of cellulose pulp by oxygen gas
JPS564791A (en) Bleaching of mechanical pulp
JPS5545806A (en) Peroxide bleaching method of wood pulp
JPS57121691A (en) Delignifying and/or bleaching of cellulose pulp
JPS55158394A (en) Peroxygen bleaching method of wood pulp
AU568112B2 (en) Bleaching and washing of mechanical cellulose pulp
JPS5725492A (en) Hydrogen peroxide refiner bleaching of high yield pulp
JPS56169890A (en) Hydrogen peroxide refiner bleaching of high yield pulp
NZ183120A (en) Peroxide bleaching of cellulose pulp
JPS5725471A (en) Bleaching of flber substance with hydrogen peroxide
JPS5580589A (en) Production of peroxide bleached pulp
JPS56169859A (en) Bleaching of fiber substance by hydrogen peroxide
ZA792563B (en) Bleaching of pulp
JPS5390403A (en) Improving of oxygenn ozone bleaching of pulp
JPS5725470A (en) Bleaching of flber substance with hydrogen peroxide
JPS575992A (en) Bleaching of high yield pulp by peroxide