FI914517A - Foerfarande foer de-inking av avfalls- papper. - Google Patents
Foerfarande foer de-inking av avfalls- papper. Download PDFInfo
- Publication number
- FI914517A FI914517A FI914517A FI914517A FI914517A FI 914517 A FI914517 A FI 914517A FI 914517 A FI914517 A FI 914517A FI 914517 A FI914517 A FI 914517A FI 914517 A FI914517 A FI 914517A
- Authority
- FI
- Finland
- Prior art keywords
- avfalls
- papper
- inking
- foerfarande foer
- foerfarande
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
- D21C5/025—De-inking
- D21C5/027—Chemicals therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Paper (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB909020967A GB9020967D0 (en) | 1990-09-26 | 1990-09-26 | Improvements in or relating to organic compounds |
GB909023076A GB9023076D0 (en) | 1990-10-23 | 1990-10-23 | Improvements in or relating to organic compounds |
GB909023077A GB9023077D0 (en) | 1990-10-23 | 1990-10-23 | Improvements in or relating to organic compounds |
Publications (2)
Publication Number | Publication Date |
---|---|
FI914517A0 FI914517A0 (fi) | 1991-09-25 |
FI914517A true FI914517A (fi) | 1992-03-27 |
Family
ID=27265288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI914517A FI914517A (fi) | 1990-09-26 | 1991-09-25 | Foerfarande foer de-inking av avfalls- papper. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0478505A3 (fi) |
JP (1) | JPH04234466A (fi) |
AU (1) | AU8472391A (fi) |
CA (1) | CA2052116A1 (fi) |
FI (1) | FI914517A (fi) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4223485A1 (de) * | 1992-07-17 | 1994-01-20 | Voith Gmbh J M | Verfahren zum Aufbereiten von Altpapier |
JP3051826B2 (ja) * | 1996-06-03 | 2000-06-12 | 花王株式会社 | 脱墨方法 |
DE19631150B4 (de) * | 1996-08-01 | 2007-04-19 | Süd-Chemie AG | Verfahren zur Ablösung von Druckfarben (Deinking) von cellulosehaltigen Druckträgern |
US6312559B1 (en) * | 1996-10-02 | 2001-11-06 | Kao Corporation | Deinking process using amine compounds and white water recycling |
FR2904011B1 (fr) * | 2006-07-21 | 2011-03-18 | Ct Tech De L Ind Du Papier Carton Et Cellulose | Procede de reduction de la teneur en tensioactifs au cours du desencrage du papier et dispositif de desencrage mettant en oeuvre ce procede. |
JP6774776B2 (ja) * | 2016-04-08 | 2020-10-28 | 日華化学株式会社 | 脱墨パルプの製造方法 |
CN107476105B (zh) * | 2017-07-17 | 2020-04-14 | 山东华泰纸业股份有限公司 | 一种废纸制浆过程中去除胶粘物的工艺 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4013505A (en) * | 1972-03-09 | 1977-03-22 | Vyzkumny Ustav Papieru A Celulosy | Method of deinking printed wastepapers |
US4483741A (en) * | 1982-08-10 | 1984-11-20 | Economics Laboratory, Inc. | Low-foaming, pH sensitive, alkylamine polyether surface active agents and methods for using |
-
1991
- 1991-09-23 EP EP19910810745 patent/EP0478505A3/en not_active Withdrawn
- 1991-09-24 AU AU84723/91A patent/AU8472391A/en not_active Abandoned
- 1991-09-24 CA CA 2052116 patent/CA2052116A1/en not_active Abandoned
- 1991-09-25 JP JP3246084A patent/JPH04234466A/ja active Pending
- 1991-09-25 FI FI914517A patent/FI914517A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI914517A0 (fi) | 1991-09-25 |
EP0478505A3 (en) | 1993-09-01 |
EP0478505A2 (en) | 1992-04-01 |
JPH04234466A (ja) | 1992-08-24 |
AU8472391A (en) | 1992-04-02 |
CA2052116A1 (en) | 1992-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |