AU606930B2 - Pulp bleaching process - Google Patents
Pulp bleaching process Download PDFInfo
- Publication number
- AU606930B2 AU606930B2 AU14067/88A AU1406788A AU606930B2 AU 606930 B2 AU606930 B2 AU 606930B2 AU 14067/88 A AU14067/88 A AU 14067/88A AU 1406788 A AU1406788 A AU 1406788A AU 606930 B2 AU606930 B2 AU 606930B2
- Authority
- AU
- Australia
- Prior art keywords
- pulp
- hydrogen peroxide
- process according
- temperature
- weight
- 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
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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Detergent Compositions (AREA)
- Treatment Of Fiber Materials (AREA)
- Dental Preparations (AREA)
- Noodles (AREA)
- Glass Compositions (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Seasonings (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8704844A FR2613388B1 (fr) | 1987-04-02 | 1987-04-02 | Procede de blanchiment de pates |
FR8704844 | 1987-04-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU1406788A AU1406788A (en) | 1988-10-06 |
AU606930B2 true AU606930B2 (en) | 1991-02-21 |
Family
ID=9349862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU14067/88A Ceased AU606930B2 (en) | 1987-04-02 | 1988-03-31 | Pulp bleaching process |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0285530B1 (es) |
JP (1) | JPS63256786A (es) |
AT (1) | ATE84581T1 (es) |
AU (1) | AU606930B2 (es) |
CA (1) | CA1310797C (es) |
DE (2) | DE3877403T2 (es) |
ES (1) | ES2004846T3 (es) |
FI (1) | FI93749C (es) |
FR (1) | FR2613388B1 (es) |
NO (1) | NO173886C (es) |
NZ (1) | NZ224144A (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU642007B2 (en) * | 1990-04-30 | 1993-10-07 | Atochem | Process for bleaching high-yield paper pulps with hydrogen peroxide |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2647641B1 (fr) * | 1989-06-05 | 1992-01-17 | Atochem | Procede de fabrication de pulpes vegetales blanchies |
ES2038097T5 (es) * | 1989-06-06 | 2001-05-01 | Eka Chemicals Ab | Procedimiento para blanquear pastas papeleras que contienen lignocelulosa. |
SE467006B (sv) | 1989-06-06 | 1992-05-11 | Eka Nobel Ab | Blekning av kemisk massa med peroxid varvid massan foerst behandlas med en komplexbildare |
FR2659363B1 (fr) * | 1990-03-07 | 1996-04-19 | Atochem | Procede de preparation de pates a haut rendement blanchies. |
SE9001481L (sv) * | 1990-04-23 | 1991-10-24 | Eka Nobel Ab | Reduktion av halogenorganiska foereningar i blekeriavlopp |
SE466061B (sv) * | 1990-04-23 | 1991-12-09 | Eka Nobel Ab | Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne |
FR2661430B1 (fr) * | 1990-04-30 | 1992-07-17 | Atochem | Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement. |
SE468355B (sv) * | 1991-04-30 | 1992-12-21 | Eka Nobel Ab | Blekning av kemisk massa genom behandling med komplexbildare och ozon |
ZA955290B (en) * | 1994-07-11 | 1996-12-27 | Ingersoll Rand Co | Peroxide bleaching process for cellulosic and lignocellulosic material |
JP4580343B2 (ja) * | 2003-10-02 | 2010-11-10 | アンドリッツ インコーポレーテッド | リファイナーブローライン処理を伴うアルカリ過酸化物を用いた多段階メカニカルパルプ化方法 |
US8298373B2 (en) | 2008-02-07 | 2012-10-30 | University Of New Brunswick | Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1159573A (fr) * | 1954-11-19 | 1958-06-30 | Fmc Corp | Blanchiment des pâtes de bois à température élevée |
US3251731A (en) * | 1963-02-11 | 1966-05-17 | Andrew J Gard | Bleaching of wood pulp with a sequestering agent and hydrogen peroxide |
US4270976A (en) * | 1976-11-23 | 1981-06-02 | Defibrator Ab | Method of producing peroxide bleached pulp |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5344563A (en) * | 1976-10-05 | 1978-04-21 | Ouchi Shinkou Kagaku Kougiyou | Preparation of benzothiazolylsulfenamide |
-
1987
- 1987-04-02 FR FR8704844A patent/FR2613388B1/fr not_active Expired - Lifetime
-
1988
- 1988-03-29 DE DE8888420102T patent/DE3877403T2/de not_active Expired - Fee Related
- 1988-03-29 DE DE198888420102T patent/DE285530T1/de active Pending
- 1988-03-29 NO NO881404A patent/NO173886C/no unknown
- 1988-03-29 ES ES198888420102T patent/ES2004846T3/es not_active Expired - Lifetime
- 1988-03-29 AT AT88420102T patent/ATE84581T1/de active
- 1988-03-29 EP EP88420102A patent/EP0285530B1/fr not_active Expired - Lifetime
- 1988-03-31 FI FI881544A patent/FI93749C/fi not_active IP Right Cessation
- 1988-03-31 CA CA000563118A patent/CA1310797C/fr not_active Expired - Lifetime
- 1988-03-31 AU AU14067/88A patent/AU606930B2/en not_active Ceased
- 1988-04-02 JP JP63082116A patent/JPS63256786A/ja active Granted
- 1988-04-06 NZ NZ224144A patent/NZ224144A/xx unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1159573A (fr) * | 1954-11-19 | 1958-06-30 | Fmc Corp | Blanchiment des pâtes de bois à température élevée |
US3251731A (en) * | 1963-02-11 | 1966-05-17 | Andrew J Gard | Bleaching of wood pulp with a sequestering agent and hydrogen peroxide |
US4270976A (en) * | 1976-11-23 | 1981-06-02 | Defibrator Ab | Method of producing peroxide bleached pulp |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU642007B2 (en) * | 1990-04-30 | 1993-10-07 | Atochem | Process for bleaching high-yield paper pulps with hydrogen peroxide |
Also Published As
Publication number | Publication date |
---|---|
EP0285530B1 (fr) | 1993-01-13 |
EP0285530A1 (fr) | 1988-10-05 |
ES2004846T3 (es) | 1993-06-16 |
JPH0156197B2 (es) | 1989-11-29 |
CA1310797C (fr) | 1992-12-01 |
DE3877403T2 (de) | 1993-05-19 |
ES2004846A4 (es) | 1989-02-16 |
FI881544A (fi) | 1988-10-03 |
DE3877403D1 (de) | 1993-02-25 |
ATE84581T1 (de) | 1993-01-15 |
FR2613388A1 (fr) | 1988-10-07 |
FI93749B (fi) | 1995-02-15 |
NO881404D0 (no) | 1988-03-29 |
NZ224144A (en) | 1989-07-27 |
FI93749C (fi) | 1995-05-26 |
AU1406788A (en) | 1988-10-06 |
NO173886C (no) | 1994-02-16 |
NO173886B (no) | 1993-11-08 |
JPS63256786A (ja) | 1988-10-24 |
FR2613388B1 (fr) | 1990-05-04 |
FI881544A0 (fi) | 1988-03-31 |
NO881404L (no) | 1988-10-03 |
DE285530T1 (de) | 1989-03-30 |
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