PT90245A - Metodo para remover a tinta de papel usado - Google Patents
Metodo para remover a tinta de papel usadoInfo
- Publication number
- PT90245A PT90245A PT9024589A PT9024589A PT90245A PT 90245 A PT90245 A PT 90245A PT 9024589 A PT9024589 A PT 9024589A PT 9024589 A PT9024589 A PT 9024589A PT 90245 A PT90245 A PT 90245A
- Authority
- PT
- Portugal
- Prior art keywords
- used paper
- paper ink
- ink
- paper
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/188,948 US4820379A (en) | 1986-10-16 | 1988-05-02 | Method for deinking wastepaper with a halogenated polyethylene oxide and a polymeric material |
Publications (2)
Publication Number | Publication Date |
---|---|
PT90245A true PT90245A (pt) | 1989-11-30 |
PT90245B PT90245B (pt) | 1994-05-31 |
Family
ID=22695235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT90245A PT90245B (pt) | 1988-05-02 | 1989-04-11 | Metodo para remover a tinta de papel usado |
Country Status (7)
Country | Link |
---|---|
US (1) | US4820379A (pt) |
EP (1) | EP0419500B1 (pt) |
JP (1) | JP2656126B2 (pt) |
AU (1) | AU627185B2 (pt) |
CA (1) | CA1327103C (pt) |
PT (1) | PT90245B (pt) |
WO (1) | WO1989010999A1 (pt) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3909568A1 (de) * | 1989-03-23 | 1990-09-27 | Henkel Kgaa | Verfahren zur altpapieraufbereitung |
US5094716A (en) * | 1990-09-19 | 1992-03-10 | Betz Paperchem, Inc. | Use of anionic surfactant/dispersant blends for the deinking of groundwood newsprint |
DE59104480D1 (de) * | 1990-10-30 | 1995-03-16 | Benckiser Knapsack Ladenburg | Verfahren zur Wiedergewinnung von Fasern durch Flotationsdeinken aus Altpapier. |
US5055161A (en) * | 1991-02-21 | 1991-10-08 | Green Bay Packaging Inc. | Multiple ply paper product containing an outer ply of reclaimed white office waste |
US5061345A (en) * | 1991-02-21 | 1991-10-29 | Green Bay Packaging Inc. | Method of making a multiple ply paper product containing an outer ply of reclaimed white office waste |
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 |
US5302242A (en) * | 1991-04-25 | 1994-04-12 | PaperChem Inc. Betz | Process and composition for deinking dry toner electrostatic printed wastepaper |
US5141598A (en) * | 1991-04-25 | 1992-08-25 | Betz Paperchem, Inc. | Process and composition for deinking dry toner electrostatic printed wastepaper |
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 |
US5876559A (en) * | 1991-06-25 | 1999-03-02 | International Paper Company | Deinking of impact and non-impact printed paper by an agglomeration process |
US5259969A (en) * | 1991-09-16 | 1993-11-09 | International Paper Company | Deinking of impact and non-impact printed paper |
US5234543A (en) * | 1991-10-03 | 1993-08-10 | International Paper Company | Deinking method using ink agglomeration |
EP0560265B1 (en) * | 1992-03-09 | 1998-01-21 | Canon Kabushiki Kaisha | Recycled paper for electrophotography and image forming method making use of the same |
US5217573A (en) * | 1992-04-23 | 1993-06-08 | International Paper Company | Removal of laser printer and xerographic ink from recycle paper |
US5314580A (en) * | 1992-07-08 | 1994-05-24 | Mauvin Material & Chemical Processing Limited | Process for the removal of ink, resin, and adhesive residues from paper, textile fabrics and solid surfaces |
US5340439A (en) * | 1992-08-06 | 1994-08-23 | International Paper Company | Method for removing ink from printed paper using agglomerating agent, followed by addition of talc |
US5370770A (en) * | 1992-11-09 | 1994-12-06 | The Mead Corporation | Method for deinking printed waste paper using soybean peroxidase |
US5405495A (en) * | 1993-07-02 | 1995-04-11 | Nalco Chemical Company | Recycling of xerographic waste paper using organic particulates |
AU7479994A (en) * | 1993-08-02 | 1995-02-28 | International Paper Company | Improved deinking method using ink agglomeration |
US5527426A (en) * | 1994-01-21 | 1996-06-18 | Westvaco Corporation | Magnetic deinking of waste papers |
US5849149A (en) * | 1994-01-21 | 1998-12-15 | Westvaco Corporation | Magnetic deinking of waste papers |
US5560806A (en) * | 1994-04-22 | 1996-10-01 | Ppg Industries, Inc. | Process for deinking electrostatic printed paper using a combination of non-ionic surfactants |
CA2199745A1 (en) * | 1994-09-12 | 1996-03-21 | David A. Longhini | Deinking composition and method for deinking waste paper |
US5712233A (en) * | 1996-01-22 | 1998-01-27 | Witco Corporation | Alkoxylate surfactant compositions and the use thereof in paper deinking |
US5714040A (en) * | 1996-02-14 | 1998-02-03 | Pellerin Milnor Corporation | Method for recovering fiber from printed wastepaper |
US5919975A (en) * | 1996-05-31 | 1999-07-06 | Witco Corporation | Aromatic and aliphatic sulfonates and properties and applications thereof |
US5885413A (en) * | 1996-11-15 | 1999-03-23 | Betzdearborn Inc. | Deinking wastepaper containing electrostatic printed ink using branched alcohol alkoxylate surfactant |
EP1217121A1 (en) * | 2000-12-04 | 2002-06-26 | Westvaco Corporation | Decontamination of waste papers |
US7169257B2 (en) * | 2003-11-12 | 2007-01-30 | Kemira Chemicals, Inc. | Method of deinking waste paper using a reduced alkali system |
US7534322B2 (en) * | 2004-09-29 | 2009-05-19 | International Paper Company | Method of deinking recycled paper employing centrifigal cleaners |
JP5342479B2 (ja) * | 2010-03-15 | 2013-11-13 | 合資会社オリエンタル | 文書細断屑用古紙再生装置 |
JP2015178633A (ja) * | 2015-06-11 | 2015-10-08 | セイコーエプソン株式会社 | インクジェット記録用インク、脱墨パルプ及びその製造方法 |
CN110258159B (zh) * | 2019-07-02 | 2020-03-31 | 浙江金龙纸业有限公司 | 一种低过渡金属含量的高湿强废纸的制浆方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3426077A (en) * | 1964-04-21 | 1969-02-04 | Gaf Corp | Low foaming biodegradable surfactant compositions |
JPS5140403A (pt) * | 1974-10-03 | 1976-04-05 | Nissan Chemical Ind Ltd | |
IT1074373B (it) * | 1976-01-16 | 1985-04-20 | Solvay | Processo per la rigenerazione di carta vecchia |
LU75927A1 (pt) * | 1976-10-04 | 1978-05-16 | ||
US4162186A (en) * | 1976-12-15 | 1979-07-24 | Desoto, Inc. | Alkaline surfactant system for de-inking printed fibrous material |
GB2001373B (en) * | 1977-07-27 | 1982-05-26 | Commw Scient Ind Res Org | Removal of bitumen from waste paper |
DE3064536D1 (en) * | 1979-10-01 | 1983-09-15 | Paper Board Printing Res Ass | Process for improving the quality of pulp obtained from wastepaper |
US4276118A (en) * | 1979-10-09 | 1981-06-30 | Weyerhaeuser Company | Deinking waste electrophotography copy paper |
DE2941783A1 (de) * | 1979-10-16 | 1981-04-30 | Hoechst Ag, 6000 Frankfurt | Flotationsmittel zur entfernung von pigmenten aus altpapier |
US4643800A (en) * | 1979-11-13 | 1987-02-17 | Diamond Shamrock Chemicals Company | Methods of decontaminating secondary fiber |
IT1134201B (it) * | 1979-11-13 | 1986-08-13 | Economics Lab | Metodi di deinchiostrazione di fibre secondarie |
US4518459A (en) * | 1979-11-13 | 1985-05-21 | Economics Laboratory, Inc. | Methods of deinking secondary fibers |
DE3122911C2 (de) * | 1981-06-10 | 1983-04-28 | Benckiser-Knapsack Gmbh, 6802 Ladenburg | Verfahren zum Deinken von bedrucktem Altpapier |
JPS58109696A (ja) * | 1981-12-21 | 1983-06-30 | 旭電化工業株式会社 | 故紙再生用脱インキ剤 |
JPS59155990A (ja) * | 1983-02-25 | 1984-09-05 | 松下電器産業株式会社 | 段差基板面への印刷層形成方法 |
US4561933A (en) * | 1983-10-17 | 1985-12-31 | Shell Oil Company | Xerographics deinking |
US4618400A (en) * | 1984-12-28 | 1986-10-21 | Shell Oil Company | Wastepaper deinking process |
US4622431A (en) | 1985-04-04 | 1986-11-11 | Ppg Industries, Inc. | Method for converting organic chloroformate to the corresponding organic chloride |
DE3923393A1 (de) * | 1989-07-14 | 1991-01-17 | Henkel Kgaa | Verfahren zur altpapieraufbereitung |
-
1988
- 1988-05-02 US US07/188,948 patent/US4820379A/en not_active Expired - Lifetime
-
1989
- 1989-04-07 AU AU35797/89A patent/AU627185B2/en not_active Ceased
- 1989-04-07 JP JP50582689A patent/JP2656126B2/ja not_active Expired - Fee Related
- 1989-04-07 EP EP19890905927 patent/EP0419500B1/en not_active Expired - Lifetime
- 1989-04-07 WO PCT/US1989/001463 patent/WO1989010999A1/en active IP Right Grant
- 1989-04-11 PT PT90245A patent/PT90245B/pt not_active IP Right Cessation
- 1989-04-20 CA CA 597310 patent/CA1327103C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2656126B2 (ja) | 1997-09-24 |
AU3579789A (en) | 1989-11-29 |
WO1989010999A1 (en) | 1989-11-16 |
EP0419500B1 (en) | 1992-11-25 |
US4820379A (en) | 1989-04-11 |
AU627185B2 (en) | 1992-08-20 |
EP0419500A1 (en) | 1991-04-03 |
JPH03505351A (ja) | 1991-11-21 |
CA1327103C (en) | 1994-02-22 |
PT90245B (pt) | 1994-05-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG3A | Patent granted, date of granting |
Effective date: 19931109 |
|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19980531 |