FI69883C - Foerfarande foer regenerering av avfallspapper - Google Patents
Foerfarande foer regenerering av avfallspapper Download PDFInfo
- Publication number
- FI69883C FI69883C FI803309A FI803309A FI69883C FI 69883 C FI69883 C FI 69883C FI 803309 A FI803309 A FI 803309A FI 803309 A FI803309 A FI 803309A FI 69883 C FI69883 C FI 69883C
- Authority
- FI
- Finland
- Prior art keywords
- stock
- recovered paper
- process according
- paper
- aqueous solution
- 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
-
- 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
- Paper (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Photographic Developing Apparatuses (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Valve Device For Special Equipments (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Electrically Operated Instructional Devices (AREA)
- Processing Of Solid Wastes (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Claims (10)
1. Förfarande för regenerering av avfallspapper utan avfärgning, kännetecknat därav, att avfalls-5 papperet omvandlas till mäld i närvaro av mjukt vatten, varefter till den sälunda erhällna mälden sätts en förening, vilken i en vattenlösning förmär frigöra joner med en positiv laddning som är lika med eller överstiger tvä, och att är väsentligen fri frän anjoniska tensider. 10
2. Förfarande enligt patentkravet 1, känneteck nat därav, att säsom förening, vilken i vattenlösning förmär frigöra joner med positiv laddning som är lika med eller överstiger tvä, används en kalcium- eller aluminium-förening. 15
3. Förfarande enligt patentkravet 2, känneteck nat därav, att säsom förening, vilken i vattenlösning förmär frigöra joner med positiv laddning som är lika med eller överstiger tvä, används kalciumklorid, kalciumoxid eller kalciumhydroxid. 20
4. Förfarande enligt nägot av patentkraven 1-3, kännetecknat därav, att föreningen, vilken i vattenlösning förmär frigöra joner med positiv laddning som är lika med eller överstiger tvä, används i en mängd av 0,01 - 20 g per liter vatten. 25
5. Förfarande enligt nägot av patentkraven 1-4, kännetecknat därav, att omvandlingen av avfalls-papperet tili mäld utförs i närvaro av ett blekningsmedel.
6. Förfarande enligt patentkravet 5, kännetecknat därav, att blekningsmedlet utgörs av väteperoxid 30 eller natriumperoxid.
7. Förfarande enligt patentkravet 6, kännetecknat därav, att blekningsmedlet utgörs av väteperoxid.
8. Förfarande enligt patentkravet 7, kännetecknat därav, att avfallspapperet omvandlas tili mäld i 35 närvaro av 0,05 - 6 % väteperoxid och 0,2 - 12 % alkalisk förening, beräknat pä torrvikten av avfallspapperet.
9. Förfarande enligt nägot av patentkraven 1-8,
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7926581 | 1979-10-23 | ||
| FR7926581A FR2467910A1 (fr) | 1979-10-23 | 1979-10-23 | Procede pour la regeneration des vieux papiers |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI803309L FI803309L (fi) | 1981-04-24 |
| FI69883B FI69883B (fi) | 1985-12-31 |
| FI69883C true FI69883C (fi) | 1986-05-26 |
Family
ID=9231064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI803309A FI69883C (fi) | 1979-10-23 | 1980-10-21 | Foerfarande foer regenerering av avfallspapper |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4343679A (sv) |
| EP (1) | EP0027670B1 (sv) |
| JP (1) | JPS5668179A (sv) |
| AT (1) | ATE5269T1 (sv) |
| AU (1) | AU533905B2 (sv) |
| BR (1) | BR8006721A (sv) |
| CA (1) | CA1154562A (sv) |
| DE (1) | DE3065544D1 (sv) |
| DK (1) | DK149553C (sv) |
| ES (1) | ES8107348A1 (sv) |
| FI (1) | FI69883C (sv) |
| FR (1) | FR2467910A1 (sv) |
| IN (1) | IN154920B (sv) |
| NO (1) | NO156616C (sv) |
| NZ (1) | NZ195273A (sv) |
| PT (1) | PT71937B (sv) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4848087A (en) * | 1985-12-27 | 1989-07-18 | Solar Reactor Space And Defense | Solar augmented power system |
| US5302245A (en) * | 1991-04-02 | 1994-04-12 | Vps Technology Partnership | Integrated wastepaper treatment process |
| CA2082557C (en) * | 1992-02-24 | 1997-03-11 | Charles W. Hankins | Integrated pulping process of waste paper yielding tissue-grade paper fibers |
| CA2105412C (en) * | 1992-09-03 | 1997-07-22 | Herbert H. Espy | Repulping paper and paperboard |
| EP0615020A1 (de) * | 1993-03-10 | 1994-09-14 | Papierfabrik Utzenstorf Ag | Verfahren zur Aufbereitung von Altpapier für die Papierherstellung |
| ATE252662T1 (de) * | 1993-03-12 | 2003-11-15 | Fmc Corp | Persulfatmischungen zur aufbereitung von nassfestem papier |
| US5888350A (en) * | 1993-08-17 | 1999-03-30 | Fmc Corporation | Method for repulping and/or decolorizing broke using persulfate/metal mixtures |
| WO1995005504A1 (en) * | 1993-08-17 | 1995-02-23 | Fmc Corporation | Persulfate/metal mixtures for repulping and decolorization |
| US6001218A (en) * | 1994-06-29 | 1999-12-14 | Kimberly-Clark Worldwide, Inc. | Production of soft paper products from old newspaper |
| US6074527A (en) * | 1994-06-29 | 2000-06-13 | Kimberly-Clark Worldwide, Inc. | Production of soft paper products from coarse cellulosic fibers |
| US5582681A (en) * | 1994-06-29 | 1996-12-10 | Kimberly-Clark Corporation | Production of soft paper products from old newspaper |
| US5525193A (en) * | 1994-10-26 | 1996-06-11 | Novo Nordisk A/S | Use of monocomponent cellulase for removing inks, coatings, and toners from printed paper |
| US6296736B1 (en) | 1997-10-30 | 2001-10-02 | Kimberly-Clark Worldwide, Inc. | Process for modifying pulp from recycled newspapers |
| US6387210B1 (en) | 1998-09-30 | 2002-05-14 | Kimberly-Clark Worldwide, Inc. | Method of making sanitary paper product from coarse fibers |
| US6458240B1 (en) | 2000-01-14 | 2002-10-01 | Georgia-Pacific Corporation | Method for removing contaminants from fibers in recycle fiber pulping |
| WO2005068709A1 (en) * | 2004-01-06 | 2005-07-28 | University Of Florida | Improved method of de-inking paper and other cellulosic materials |
| US20080035291A1 (en) * | 2006-07-21 | 2008-02-14 | Sonoco Development, Inc. | Infrared-Absorbing Ticket Stock and Method of Making Same |
| JP5826474B2 (ja) * | 2010-09-21 | 2015-12-02 | 株式会社テックコーポレーション | 小型古紙再生装置 |
| CN102578945A (zh) * | 2012-02-21 | 2012-07-18 | 金红叶纸业集团有限公司 | 多层生活用纸 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB126879A (en) * | 1918-08-31 | 1919-05-22 | William Clark | Improvements in or relating to the Removal of Printers' Ink from Paper Stock, and the Preparation of Paper Pulp. |
| NL38713C (sv) * | 1926-12-30 | 1900-01-01 | ||
| US2005742A (en) * | 1934-05-25 | 1935-06-25 | Pierre R Hines | Process for deinking imprinted paper |
| US2112562A (en) * | 1934-08-20 | 1938-03-29 | Gardner Richardson Co | Process of deinking paper |
| US2200622A (en) * | 1936-08-19 | 1940-05-14 | Pierre R Hines | Deinking of printed paper |
| FR1363874A (fr) | 1961-09-28 | 1964-06-19 | Hollifield Corp | Procédé pour éliminer la matière colorante d'une matière cellulosique imprimée |
| NL268546A (sv) | 1961-10-02 | 1900-01-01 | ||
| NL296705A (sv) * | 1962-08-16 | 1900-01-01 | ||
| DE1904940C2 (de) | 1969-02-01 | 1982-07-22 | Degussa Ag, 6000 Frankfurt | Verwendung von Carboxyl- bzw. Carboxylat- und Hydroxylgruppen aufweisenden Polymeren als Komplexbildner |
| US3920570A (en) * | 1970-12-17 | 1975-11-18 | Solvay | Sequestration of metal ions by the use of poly-alpha-hydroxyacrylates |
| LU62270A1 (sv) * | 1970-12-17 | 1972-08-23 | ||
| DE2752413C2 (de) * | 1977-11-24 | 1979-03-29 | J.M. Voith Gmbh, 7920 Heidenheim | Verfahren zur Aufhärtung des Wassers bei der Altpapieraufbereitung und Vorrichtung zur Durchführung des Verfahrens |
-
1979
- 1979-10-23 FR FR7926581A patent/FR2467910A1/fr active Granted
-
1980
- 1980-10-13 DE DE8080200961T patent/DE3065544D1/de not_active Expired
- 1980-10-13 EP EP19800200961 patent/EP0027670B1/fr not_active Expired
- 1980-10-13 AT AT80200961T patent/ATE5269T1/de not_active IP Right Cessation
- 1980-10-13 IN IN747/DEL/80A patent/IN154920B/en unknown
- 1980-10-16 NZ NZ19527380A patent/NZ195273A/xx unknown
- 1980-10-16 AU AU63444/80A patent/AU533905B2/en not_active Ceased
- 1980-10-17 BR BR8006721A patent/BR8006721A/pt not_active IP Right Cessation
- 1980-10-20 PT PT7193780A patent/PT71937B/pt unknown
- 1980-10-21 FI FI803309A patent/FI69883C/fi not_active IP Right Cessation
- 1980-10-21 JP JP14751280A patent/JPS5668179A/ja active Granted
- 1980-10-22 NO NO803144A patent/NO156616C/no unknown
- 1980-10-22 CA CA000362943A patent/CA1154562A/fr not_active Expired
- 1980-10-22 DK DK446480A patent/DK149553C/da not_active IP Right Cessation
- 1980-10-22 ES ES496152A patent/ES8107348A1/es not_active Expired
- 1980-10-23 US US06/199,815 patent/US4343679A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| ATE5269T1 (de) | 1983-11-15 |
| FI803309L (fi) | 1981-04-24 |
| EP0027670A1 (fr) | 1981-04-29 |
| DK446480A (da) | 1981-04-24 |
| AU533905B2 (en) | 1983-12-15 |
| NO156616C (no) | 1987-10-21 |
| PT71937B (fr) | 1981-08-31 |
| DK149553B (da) | 1986-07-21 |
| CA1154562A (fr) | 1983-10-04 |
| JPS6339714B2 (sv) | 1988-08-08 |
| PT71937A (fr) | 1980-11-01 |
| ES496152A0 (es) | 1981-09-16 |
| FR2467910A1 (fr) | 1981-04-30 |
| NO803144L (no) | 1981-04-24 |
| DE3065544D1 (en) | 1983-12-15 |
| JPS5668179A (en) | 1981-06-08 |
| EP0027670B1 (fr) | 1983-11-09 |
| DK149553C (da) | 1986-12-29 |
| FI69883B (fi) | 1985-12-31 |
| NZ195273A (en) | 1982-12-21 |
| AU6344480A (en) | 1981-04-30 |
| IN154920B (sv) | 1984-12-22 |
| NO156616B (no) | 1987-07-13 |
| FR2467910B1 (sv) | 1982-10-08 |
| BR8006721A (pt) | 1981-04-28 |
| ES8107348A1 (es) | 1981-09-16 |
| US4343679A (en) | 1982-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: INTEROX (SOCIETE ANONYME) |