NZ226060A - Method of manufacturing paper pulp involving carbon dioxide treatment immediately after the bleaching treatment; paper pulp - Google Patents
Method of manufacturing paper pulp involving carbon dioxide treatment immediately after the bleaching treatment; paper pulpInfo
- Publication number
- NZ226060A NZ226060A NZ226060A NZ22606088A NZ226060A NZ 226060 A NZ226060 A NZ 226060A NZ 226060 A NZ226060 A NZ 226060A NZ 22606088 A NZ22606088 A NZ 22606088A NZ 226060 A NZ226060 A NZ 226060A
- Authority
- NZ
- New Zealand
- Prior art keywords
- paper pulp
- treatment
- carbon dioxide
- involving carbon
- immediately
- Prior art date
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)
- Diaphragms For Electromechanical Transducers (AREA)
- Ultra Sonic Daignosis Equipment (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.
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 (1)
Publication Number | Publication Date |
---|---|
NZ226060A true NZ226060A (en) | 1991-02-26 |
Family
ID=9354710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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 |
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)
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)
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 |
-
1987
- 1987-09-08 FR FR8712451A patent/FR2620144B1/en not_active Expired
-
1988
- 1988-09-05 EP EP88402223A patent/EP0307295B1/en not_active Expired - Lifetime
- 1988-09-05 ES ES88402223T patent/ES2021857B3/en not_active Expired - Lifetime
- 1988-09-05 DE DE8888402223T patent/DE3862265D1/en not_active Expired - Fee Related
- 1988-09-05 AT AT88402223T patent/ATE62287T1/en active
- 1988-09-06 ZA ZA886622A patent/ZA886622B/en unknown
- 1988-09-06 PT PT88435A patent/PT88435B/en not_active IP Right Cessation
- 1988-09-06 JP JP63221502A patent/JPH01207492A/en active Granted
- 1988-09-06 NZ NZ226060A patent/NZ226060A/en unknown
- 1988-09-07 MA MA21615A patent/MA21393A1/en unknown
- 1988-09-07 KR KR1019880011536A patent/KR890005346A/en not_active Application Discontinuation
- 1988-09-07 FI FI884123A patent/FI884123A/en not_active IP Right Cessation
- 1988-09-07 NO NO88883968A patent/NO883968L/en unknown
- 1988-09-07 AU AU21960/88A patent/AU608054B2/en not_active Ceased
- 1988-09-08 CN CN88106618A patent/CN1013131B/en not_active Expired
- 1988-09-08 BR BR8804619A patent/BR8804619A/en unknown
- 1988-09-08 OA OA59425A patent/OA08949A/en unknown
-
1991
- 1991-04-04 GR GR90401231T patent/GR3001730T3/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP0307295A1 (en) | 1989-03-15 |
CN1013131B (en) | 1991-07-10 |
NO883968D0 (en) | 1988-09-07 |
EP0307295B1 (en) | 1991-04-03 |
FI884123A0 (en) | 1988-09-07 |
MA21393A1 (en) | 1989-07-01 |
DE3862265D1 (en) | 1991-05-08 |
KR890005346A (en) | 1989-05-13 |
FR2620144B1 (en) | 1989-12-08 |
JPH0217678B2 (en) | 1990-04-23 |
PT88435A (en) | 1989-07-31 |
ATE62287T1 (en) | 1991-04-15 |
NO883968L (en) | 1989-03-09 |
CN1033664A (en) | 1989-07-05 |
AU608054B2 (en) | 1991-03-21 |
ZA886622B (en) | 1991-05-29 |
FR2620144A1 (en) | 1989-03-10 |
JPH01207492A (en) | 1989-08-21 |
FI884123A (en) | 1989-03-09 |
PT88435B (en) | 1992-10-30 |
AU2196088A (en) | 1989-03-09 |
GR3001730T3 (en) | 1992-11-23 |
ES2021857B3 (en) | 1991-11-16 |
OA08949A (en) | 1990-11-30 |
BR8804619A (en) | 1989-04-18 |
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