DK0823949T3 - Fremgangsmåde og sammensætning til affarvning af papiraffald - Google Patents
Fremgangsmåde og sammensætning til affarvning af papiraffaldInfo
- Publication number
- DK0823949T3 DK0823949T3 DK96913817T DK96913817T DK0823949T3 DK 0823949 T3 DK0823949 T3 DK 0823949T3 DK 96913817 T DK96913817 T DK 96913817T DK 96913817 T DK96913817 T DK 96913817T DK 0823949 T3 DK0823949 T3 DK 0823949T3
- Authority
- DK
- Denmark
- Prior art keywords
- composition
- surfactant
- paper waste
- waste paper
- decolorizing
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- 239000010893 paper waste Substances 0.000 title abstract 3
- 239000004094 surface-active agent Substances 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
- 230000002776 aggregation Effects 0.000 abstract 1
- 238000004220 aggregation Methods 0.000 abstract 1
- 125000002947 alkylene group Chemical group 0.000 abstract 1
- 239000002761 deinking Substances 0.000 abstract 1
- 238000000280 densification Methods 0.000 abstract 1
- 238000005187 foaming Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 150000003333 secondary alcohols Chemical class 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 125000003396 thiol group Chemical class [H]S* 0.000 abstract 1
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)
- Storage Of Web-Like Or Filamentary Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/432,738 US5660683A (en) | 1995-05-02 | 1995-05-02 | Process for deinking waste paper using a mixture of thiol ethoxylate and alcohol alkoxylates |
| PCT/US1996/005576 WO1996035014A1 (en) | 1995-05-02 | 1996-04-19 | Process and composition for deinking waste paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0823949T3 true DK0823949T3 (da) | 2001-01-02 |
Family
ID=23717407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK96913817T DK0823949T3 (da) | 1995-05-02 | 1996-04-19 | Fremgangsmåde og sammensætning til affarvning af papiraffald |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US5660683A (da) |
| EP (1) | EP0823949B1 (da) |
| JP (1) | JPH11504992A (da) |
| KR (1) | KR19980701977A (da) |
| AT (1) | ATE198084T1 (da) |
| AU (1) | AU700347B2 (da) |
| CA (1) | CA2208782A1 (da) |
| DE (1) | DE69611236T2 (da) |
| DK (1) | DK0823949T3 (da) |
| ES (1) | ES2152525T3 (da) |
| NO (1) | NO974980L (da) |
| TW (1) | TW334486B (da) |
| WO (1) | WO1996035014A1 (da) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6562194B1 (en) * | 2000-03-30 | 2003-05-13 | Calgon Corporation | Method of creping paper webs |
| JP4233867B2 (ja) * | 2000-08-07 | 2009-03-04 | 花王株式会社 | フロテーション脱墨方法 |
| JP2002069876A (ja) * | 2000-08-22 | 2002-03-08 | Nippon Paper Industries Co Ltd | 古紙の脱墨方法 |
| JP4604962B2 (ja) * | 2005-10-28 | 2011-01-05 | 王子製紙株式会社 | 高白色度脱墨パルプの製造方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4618400A (en) * | 1984-12-28 | 1986-10-21 | Shell Oil Company | Wastepaper deinking process |
| JPS61186592A (ja) * | 1985-02-13 | 1986-08-20 | 栗田工業株式会社 | 脱墨剤 |
| US5024821A (en) * | 1990-02-28 | 1991-06-18 | Ici Americas Inc. | Solvent extraction process |
| FI913447A (fi) * | 1990-12-28 | 1992-06-29 | Kao Corp | Deinkingsfoerfarande och deinkingssammansaettning. |
| US5200034A (en) * | 1991-04-25 | 1993-04-06 | Betz Paperchem, Inc. | Use of surfactants having an HLB less than 10 in the deinking of dry toner electrostatic printed wastepaper |
| US5248388A (en) * | 1991-04-25 | 1993-09-28 | Betz Paperchem, Inc. | Use of surfactants having an HLB less than 10 in the deinking of dry toner electrostatic printed wastepaper |
| US5417808A (en) * | 1991-08-30 | 1995-05-23 | Lion Corporation | Deinking composition for flotation and deinking method |
| US5417807A (en) * | 1993-05-27 | 1995-05-23 | Kao Corporation | Deinking formulation for flexographic inks |
-
1995
- 1995-05-02 US US08/432,738 patent/US5660683A/en not_active Expired - Fee Related
-
1996
- 1996-02-29 TW TW085102400A patent/TW334486B/zh active
- 1996-04-19 AT AT96913817T patent/ATE198084T1/de active
- 1996-04-19 DK DK96913817T patent/DK0823949T3/da active
- 1996-04-19 KR KR1019970705374A patent/KR19980701977A/ko not_active Application Discontinuation
- 1996-04-19 JP JP53334296A patent/JPH11504992A/ja active Pending
- 1996-04-19 ES ES96913817T patent/ES2152525T3/es not_active Expired - Lifetime
- 1996-04-19 AU AU56661/96A patent/AU700347B2/en not_active Ceased
- 1996-04-19 WO PCT/US1996/005576 patent/WO1996035014A1/en not_active Application Discontinuation
- 1996-04-19 CA CA 2208782 patent/CA2208782A1/en not_active Abandoned
- 1996-04-19 DE DE1996611236 patent/DE69611236T2/de not_active Expired - Fee Related
- 1996-04-19 EP EP19960913817 patent/EP0823949B1/en not_active Expired - Lifetime
-
1997
- 1997-10-29 NO NO974980A patent/NO974980L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CA2208782A1 (en) | 1996-11-07 |
| ATE198084T1 (de) | 2000-12-15 |
| AU700347B2 (en) | 1999-01-07 |
| WO1996035014A1 (en) | 1996-11-07 |
| TW334486B (en) | 1998-06-21 |
| AU5666196A (en) | 1996-11-21 |
| ES2152525T3 (es) | 2001-02-01 |
| US5660683A (en) | 1997-08-26 |
| EP0823949B1 (en) | 2000-12-13 |
| NO974980D0 (no) | 1997-10-29 |
| NO974980L (no) | 1997-10-29 |
| EP0823949A1 (en) | 1998-02-18 |
| DE69611236T2 (de) | 2001-05-23 |
| JPH11504992A (ja) | 1999-05-11 |
| DE69611236D1 (de) | 2001-01-18 |
| KR19980701977A (ko) | 1998-06-25 |
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