PT90245A - Metodo para remover a tinta de papel usado - Google Patents

Metodo para remover a tinta de papel usado

Info

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
Application number
PT9024589A
Other languages
English (en)
Other versions
PT90245B (pt
Original Assignee
Ppg Industries Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of PT90245A publication Critical patent/PT90245A/pt
Publication of PT90245B publication Critical patent/PT90245B/pt

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)
PT90245A 1988-05-02 1989-04-11 Metodo para remover a tinta de papel usado PT90245B (pt)

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)

* Cited by examiner, † Cited by third party
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
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
US5302242A (en) * 1991-04-25 1994-04-12 PaperChem Inc. Betz Process and composition for deinking 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
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
DE69316410T2 (de) * 1992-03-09 1998-06-10 Canon Kk Kreislaufpapier für Elektrophotographie, und Bilderzeugungsverfahren unter Verwendung dieses Papiers
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
WO1995004187A1 (en) * 1993-08-02 1995-02-09 International Paper Company Improved deinking method using ink agglomeration
US5849149A (en) * 1994-01-21 1998-12-15 Westvaco Corporation Magnetic deinking of waste papers
US5527426A (en) * 1994-01-21 1996-06-18 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
WO1996008598A1 (en) * 1994-09-12 1996-03-21 Ppg Industries, Inc. 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)

* Cited by examiner, † Cited by third party
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
US4518459A (en) * 1979-11-13 1985-05-21 Economics Laboratory, Inc. Methods of deinking secondary fibers
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
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

Also Published As

Publication number Publication date
AU627185B2 (en) 1992-08-20
US4820379A (en) 1989-04-11
CA1327103C (en) 1994-02-22
EP0419500B1 (en) 1992-11-25
EP0419500A1 (en) 1991-04-03
PT90245B (pt) 1994-05-31
WO1989010999A1 (en) 1989-11-16
JP2656126B2 (ja) 1997-09-24
JPH03505351A (ja) 1991-11-21
AU3579789A (en) 1989-11-29

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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