ES2193085T3 - Procedimiento para mejorar la opacidad de la pasta mecanica utilizando peroxiacidos alifaticos y uso de peroxiacidos para mejorar la opacidad. - Google Patents
Procedimiento para mejorar la opacidad de la pasta mecanica utilizando peroxiacidos alifaticos y uso de peroxiacidos para mejorar la opacidad.Info
- Publication number
- ES2193085T3 ES2193085T3 ES00936926T ES00936926T ES2193085T3 ES 2193085 T3 ES2193085 T3 ES 2193085T3 ES 00936926 T ES00936926 T ES 00936926T ES 00936926 T ES00936926 T ES 00936926T ES 2193085 T3 ES2193085 T3 ES 2193085T3
- Authority
- ES
- Spain
- Prior art keywords
- opacity
- improve
- peroxiacides
- alifatic
- procedure
- 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 - Lifetime
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
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991366A FI107545B (fi) | 1999-06-15 | 1999-06-15 | Menetelmä mekaanisten massojen käsittelemiseksi |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2193085T3 true ES2193085T3 (es) | 2003-11-01 |
Family
ID=8554886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES00936926T Expired - Lifetime ES2193085T3 (es) | 1999-06-15 | 2000-06-14 | Procedimiento para mejorar la opacidad de la pasta mecanica utilizando peroxiacidos alifaticos y uso de peroxiacidos para mejorar la opacidad. |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP1244851B1 (de) |
AT (1) | ATE239828T1 (de) |
AU (1) | AU5224500A (de) |
CA (1) | CA2374673A1 (de) |
DE (1) | DE60002613T2 (de) |
ES (1) | ES2193085T3 (de) |
FI (1) | FI107545B (de) |
NO (1) | NO20016083L (de) |
WO (1) | WO2000077301A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI111745B (fi) | 2001-12-19 | 2003-09-15 | Kemira Chemicals Oy | Parannettu kartonginvalmistusmenetelmä |
GB2391011A (en) * | 2002-07-19 | 2004-01-28 | Crosmill Ltd | Bleaching cellulose suspensions |
JP5315413B2 (ja) | 2008-07-30 | 2013-10-16 | マイクロ モーション インコーポレイテッド | パルス幅変調信号処理のための方法および装置 |
FI127444B (en) * | 2015-05-27 | 2018-06-15 | Kemira Oyj | A method for reducing the viscosity of a pulp in the manufacture of soluble cellulose |
FI127996B (en) * | 2016-07-01 | 2019-07-15 | Kemira Oyj | Process for treating cellulose |
WO2019048698A1 (en) * | 2017-09-11 | 2019-03-14 | Kemira Oyj | PROCESS FOR TREATING PULP |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1119546A (en) * | 1965-03-01 | 1968-07-10 | Paper Chemistry Inst | Improved method of treating fibrous material |
US5589032A (en) * | 1992-09-21 | 1996-12-31 | North Carolina State University | Process for preparing a bleaching liquor containing percarboxylic acid and caro's acid |
AU4271596A (en) * | 1995-12-19 | 1997-07-14 | Kvaerner Hymac Inc. | Process for treating refiner pulp |
-
1999
- 1999-06-15 FI FI991366A patent/FI107545B/fi active
-
2000
- 2000-06-14 DE DE60002613T patent/DE60002613T2/de not_active Expired - Fee Related
- 2000-06-14 AT AT00936926T patent/ATE239828T1/de not_active IP Right Cessation
- 2000-06-14 EP EP00936926A patent/EP1244851B1/de not_active Expired - Lifetime
- 2000-06-14 CA CA002374673A patent/CA2374673A1/en not_active Abandoned
- 2000-06-14 WO PCT/FI2000/000532 patent/WO2000077301A1/en active IP Right Grant
- 2000-06-14 AU AU52245/00A patent/AU5224500A/en not_active Abandoned
- 2000-06-14 ES ES00936926T patent/ES2193085T3/es not_active Expired - Lifetime
-
2001
- 2001-12-13 NO NO20016083A patent/NO20016083L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI107545B (fi) | 2001-08-31 |
DE60002613D1 (de) | 2003-06-12 |
DE60002613T2 (de) | 2003-11-27 |
NO20016083D0 (no) | 2001-12-13 |
CA2374673A1 (en) | 2000-12-21 |
EP1244851A1 (de) | 2002-10-02 |
WO2000077301A1 (en) | 2000-12-21 |
FI991366A0 (fi) | 1999-06-15 |
NO20016083L (no) | 2002-02-14 |
FI991366A (fi) | 2000-12-16 |
ATE239828T1 (de) | 2003-05-15 |
EP1244851B1 (de) | 2003-05-07 |
AU5224500A (en) | 2001-01-02 |
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