FR2620144B1 - PROCESS FOR THE MANUFACTURE OF BLEACHED PAPER PULP INCLUDING TREATMENT WITH CARBONIC ACID AFTER BLEACHING - Google Patents

PROCESS FOR THE MANUFACTURE OF BLEACHED PAPER PULP INCLUDING TREATMENT WITH CARBONIC ACID AFTER BLEACHING

Info

Publication number
FR2620144B1
FR2620144B1 FR8712451A FR8712451A FR2620144B1 FR 2620144 B1 FR2620144 B1 FR 2620144B1 FR 8712451 A FR8712451 A FR 8712451A FR 8712451 A FR8712451 A FR 8712451A FR 2620144 B1 FR2620144 B1 FR 2620144B1
Authority
FR
France
Prior art keywords
carbonic acid
bleaching
paper pulp
manufacture
including treatment
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.)
Expired
Application number
FR8712451A
Other languages
French (fr)
Other versions
FR2620144A1 (en
Inventor
Raymond Lachapelle
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.)
Canadian Liquid Air Ltd
Original Assignee
Canadian Liquid Air 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 Canadian Liquid Air Ltd filed Critical Canadian Liquid Air Ltd
Priority to FR8712451A priority Critical patent/FR2620144B1/en
Priority to AT88402223T priority patent/ATE62287T1/en
Priority to DE8888402223T priority patent/DE3862265D1/en
Priority to EP88402223A priority patent/EP0307295B1/en
Priority to ES88402223T priority patent/ES2021857B3/en
Priority to ZA886622A priority patent/ZA886622B/en
Priority to NZ226060A priority patent/NZ226060A/en
Priority to PT88435A priority patent/PT88435B/en
Priority to JP63221502A priority patent/JPH01207492A/en
Priority to KR1019880011536A priority patent/KR890005346A/en
Priority to FI884123A priority patent/FI884123A/en
Priority to AU21960/88A priority patent/AU608054B2/en
Priority to MA21615A priority patent/MA21393A1/en
Priority to NO88883968A priority patent/NO883968L/en
Priority to OA59425A priority patent/OA08949A/en
Priority to CN88106618A priority patent/CN1013131B/en
Priority to BR8804619A priority patent/BR8804619A/en
Publication of FR2620144A1 publication Critical patent/FR2620144A1/en
Application granted granted Critical
Publication of FR2620144B1 publication Critical patent/FR2620144B1/en
Priority to GR90401231T priority patent/GR3001730T3/en
Expired 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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Materials For Medical Uses (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

Process for producing a paper pulp comprising a stage of H or P treatment just before the purification of the pulp or its transfer to the papermaking machine, where the neutralisation of the bleached pulp is performed with the aid of carbonic acid instead of sulphur dioxide.
FR8712451A 1987-09-08 1987-09-08 PROCESS FOR THE MANUFACTURE OF BLEACHED PAPER PULP INCLUDING TREATMENT WITH CARBONIC ACID AFTER BLEACHING Expired FR2620144B1 (en)

Priority Applications (18)

Application Number Priority Date Filing Date Title
FR8712451A FR2620144B1 (en) 1987-09-08 1987-09-08 PROCESS FOR THE MANUFACTURE OF BLEACHED PAPER PULP INCLUDING TREATMENT WITH CARBONIC ACID AFTER BLEACHING
DE8888402223T DE3862265D1 (en) 1987-09-08 1988-09-05 METHOD FOR PRODUCING A BLEACHED PAPER PULP BY CARBON ACID TREATMENT AFTER THE BLEACHING.
EP88402223A EP0307295B1 (en) 1987-09-08 1988-09-05 Process for producing a bleached paper pulp comprising a carbon dioxide treatment after bleaching
ES88402223T ES2021857B3 (en) 1987-09-08 1988-09-05 MANUFACTURING PROCESS OF BLEACHED PAPER PULP THAT CARRIES A TREATMENT WITH CARBONIC ACID AFTER BLEACHING
AT88402223T ATE62287T1 (en) 1987-09-08 1988-09-05 PROCESS FOR PRODUCTION OF BLEACHED PAPER PULP BY MEANS OF POST-BLEACHING CARBON TREATMENT.
NZ226060A NZ226060A (en) 1987-09-08 1988-09-06 Method of manufacturing paper pulp involving carbon dioxide treatment immediately after the bleaching treatment; paper pulp
PT88435A PT88435B (en) 1987-09-08 1988-09-06 PAPER PASTE MANUFACTURING PROCESS
JP63221502A JPH01207492A (en) 1987-09-08 1988-09-06 Production of paper pulp
ZA886622A ZA886622B (en) 1987-09-08 1988-09-06 Method for the manufacture of paper pulp
FI884123A FI884123A (en) 1987-09-08 1988-09-07 FOERFARANDE FOER FRAMSTAELLNIG AV PAPPERSMASSA.
AU21960/88A AU608054B2 (en) 1987-09-08 1988-09-07 Method for the manufacture of paper pulp
MA21615A MA21393A1 (en) 1987-09-08 1988-09-07 PROCESS FOR THE MANUFACTURE OF PAPER PULP.
NO88883968A NO883968L (en) 1987-09-08 1988-09-07 PROCEDURE FOR PAPER PREPARATION.
KR1019880011536A KR890005346A (en) 1987-09-08 1988-09-07 Manufacturing method of paper pulp
OA59425A OA08949A (en) 1987-09-08 1988-09-08 Pulp manufacturing process
CN88106618A CN1013131B (en) 1987-09-08 1988-09-08 Method of manufcturing paper pulp
BR8804619A BR8804619A (en) 1987-09-08 1988-09-08 PAPER PULP MANUFACTURING PROCESS
GR90401231T GR3001730T3 (en) 1987-09-08 1991-04-04 Process for producing a bleached paper pulp comprising a carbon dioxide treatment after bleaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8712451A FR2620144B1 (en) 1987-09-08 1987-09-08 PROCESS FOR THE MANUFACTURE OF BLEACHED PAPER PULP INCLUDING TREATMENT WITH CARBONIC ACID AFTER BLEACHING

Publications (2)

Publication Number Publication Date
FR2620144A1 FR2620144A1 (en) 1989-03-10
FR2620144B1 true FR2620144B1 (en) 1989-12-08

Family

ID=9354710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8712451A Expired FR2620144B1 (en) 1987-09-08 1987-09-08 PROCESS FOR THE MANUFACTURE OF BLEACHED PAPER PULP INCLUDING TREATMENT WITH CARBONIC ACID AFTER BLEACHING

Country Status (18)

Country Link
EP (1) EP0307295B1 (en)
JP (1) JPH01207492A (en)
KR (1) KR890005346A (en)
CN (1) CN1013131B (en)
AT (1) ATE62287T1 (en)
AU (1) AU608054B2 (en)
BR (1) BR8804619A (en)
DE (1) DE3862265D1 (en)
ES (1) ES2021857B3 (en)
FI (1) FI884123A (en)
FR (1) FR2620144B1 (en)
GR (1) GR3001730T3 (en)
MA (1) MA21393A1 (en)
NO (1) NO883968L (en)
NZ (1) NZ226060A (en)
OA (1) OA08949A (en)
PT (1) PT88435B (en)
ZA (1) ZA886622B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9206415D0 (en) * 1992-03-24 1992-05-06 Albright & Wilson Stabilisation of bleach liquors
US5639347A (en) * 1993-03-24 1997-06-17 Ahlstrom Machinery Inc. Method of controlling of metals in a bleach plant, using oxidation
US5509999A (en) * 1993-03-24 1996-04-23 Kamyr, Inc. Treatment of bleach plant effluents
FI110533B (en) * 2000-05-04 2003-02-14 Aga Ab Method for controlling microbial growth
WO2011113119A1 (en) * 2010-03-19 2011-09-22 Fibria Celulose S/A Process for the treatment of cellulose pulps, cellulose pulp thus obtained and use of biopolymer for treating cellulose pulps
CN104032611B (en) * 2014-06-23 2016-04-20 广西大学 A kind of dioxde pulp bleaching process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1993265A (en) * 1933-02-28 1935-03-05 Merrimac Chemical Co Inc Manufacture of paper embodying alkaline earth metal carbonate fillers
FI52876C (en) * 1974-09-03 1978-10-17 Ahlstroem Oy OVERFLOWER FOR CELLULOSE FRAON ALKALIKOK

Also Published As

Publication number Publication date
CN1013131B (en) 1991-07-10
KR890005346A (en) 1989-05-13
AU608054B2 (en) 1991-03-21
GR3001730T3 (en) 1992-11-23
ATE62287T1 (en) 1991-04-15
NO883968D0 (en) 1988-09-07
PT88435B (en) 1992-10-30
ZA886622B (en) 1991-05-29
ES2021857B3 (en) 1991-11-16
AU2196088A (en) 1989-03-09
CN1033664A (en) 1989-07-05
MA21393A1 (en) 1989-07-01
DE3862265D1 (en) 1991-05-08
OA08949A (en) 1990-11-30
EP0307295B1 (en) 1991-04-03
FI884123A (en) 1989-03-09
NZ226060A (en) 1991-02-26
PT88435A (en) 1989-07-31
NO883968L (en) 1989-03-09
JPH01207492A (en) 1989-08-21
EP0307295A1 (en) 1989-03-15
FR2620144A1 (en) 1989-03-10
FI884123A0 (en) 1988-09-07
JPH0217678B2 (en) 1990-04-23
BR8804619A (en) 1989-04-18

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Legal Events

Date Code Title Description
ST Notification of lapse