EP1104819A1 - Procédé pour augmenter l'indice de rétention d'eau des pâtes à papier - Google Patents
Procédé pour augmenter l'indice de rétention d'eau des pâtes à papier Download PDFInfo
- Publication number
- EP1104819A1 EP1104819A1 EP00123954A EP00123954A EP1104819A1 EP 1104819 A1 EP1104819 A1 EP 1104819A1 EP 00123954 A EP00123954 A EP 00123954A EP 00123954 A EP00123954 A EP 00123954A EP 1104819 A1 EP1104819 A1 EP 1104819A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- post
- kneading dispersion
- paper
- processing phase
- kneading
- 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.)
- Granted
Links
Images
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
- D21C9/001—Modification of pulp properties
- D21C9/007—Modification of pulp properties by mechanical or physical means
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19958038 | 1999-12-03 | ||
DE19958038A DE19958038A1 (de) | 1999-12-03 | 1999-12-03 | Verfahren zur Erhöhung des Wasserrückhaltevermögens von Papierfaserstoffen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1104819A1 true EP1104819A1 (fr) | 2001-06-06 |
EP1104819B1 EP1104819B1 (fr) | 2003-04-02 |
Family
ID=7931139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00123954A Expired - Lifetime EP1104819B1 (fr) | 1999-12-03 | 2000-11-03 | Procédé pour augmenter l'indice de rétention d'eau des pâtes à papier |
Country Status (5)
Country | Link |
---|---|
US (1) | US6432263B2 (fr) |
EP (1) | EP1104819B1 (fr) |
AT (1) | ATE236289T1 (fr) |
DE (2) | DE19958038A1 (fr) |
ES (1) | ES2195830T3 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030219613A1 (en) * | 2002-05-24 | 2003-11-27 | Air Products Polymers, L.P., A Limited Partnership | Waterborne hydrophobic barrier coatings |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59125995A (ja) * | 1982-08-16 | 1984-07-20 | ダイセル化学工業株式会社 | 大きな水保持性を有するセルロ−スの製法 |
US4909900A (en) * | 1986-03-04 | 1990-03-20 | Sulzer-Escher Wyss Gmbh | Method for high temperature, high consistency quick bleaching of raw paper pulp |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19614947B4 (de) * | 1996-04-16 | 2004-04-08 | Voith Paper Fiber Systems Gmbh & Co. Kg | Verfahren zur Erhöhung des Weißgrades von Papierfaserstoff |
-
1999
- 1999-12-03 DE DE19958038A patent/DE19958038A1/de not_active Withdrawn
-
2000
- 2000-11-03 ES ES00123954T patent/ES2195830T3/es not_active Expired - Lifetime
- 2000-11-03 DE DE50001600T patent/DE50001600D1/de not_active Expired - Fee Related
- 2000-11-03 AT AT00123954T patent/ATE236289T1/de not_active IP Right Cessation
- 2000-11-03 EP EP00123954A patent/EP1104819B1/fr not_active Expired - Lifetime
- 2000-12-01 US US09/726,455 patent/US6432263B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59125995A (ja) * | 1982-08-16 | 1984-07-20 | ダイセル化学工業株式会社 | 大きな水保持性を有するセルロ−スの製法 |
US4909900A (en) * | 1986-03-04 | 1990-03-20 | Sulzer-Escher Wyss Gmbh | Method for high temperature, high consistency quick bleaching of raw paper pulp |
Non-Patent Citations (1)
Title |
---|
DATABASE WPI Section Ch Week 198435, Derwent World Patents Index; Class F09, AN 1984-216209, XP002160636 * |
Also Published As
Publication number | Publication date |
---|---|
ES2195830T3 (es) | 2003-12-16 |
ATE236289T1 (de) | 2003-04-15 |
DE19958038A1 (de) | 2001-06-07 |
US6432263B2 (en) | 2002-08-13 |
EP1104819B1 (fr) | 2003-04-02 |
US20010002616A1 (en) | 2001-06-07 |
DE50001600D1 (de) | 2003-05-08 |
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