DE69321917T2 - Verfahren zum Entfärben von Altpapier mittels in situ gebildeter Organo-Tone - Google Patents

Verfahren zum Entfärben von Altpapier mittels in situ gebildeter Organo-Tone

Info

Publication number
DE69321917T2
DE69321917T2 DE1993621917 DE69321917T DE69321917T2 DE 69321917 T2 DE69321917 T2 DE 69321917T2 DE 1993621917 DE1993621917 DE 1993621917 DE 69321917 T DE69321917 T DE 69321917T DE 69321917 T2 DE69321917 T2 DE 69321917T2
Authority
DE
Germany
Prior art keywords
organo
situ
waste paper
clays
decolorizing waste
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE1993621917
Other languages
English (en)
Other versions
DE69321917D1 (de
Inventor
Charles A Cody
Edward D Magauran
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rheox International Inc
Original Assignee
Rheox International 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 Rheox International Inc filed Critical Rheox International Inc
Publication of DE69321917D1 publication Critical patent/DE69321917D1/de
Application granted granted Critical
Publication of DE69321917T2 publication Critical patent/DE69321917T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/44—Ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
    • 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
DE1993621917 1992-09-14 1993-08-13 Verfahren zum Entfärben von Altpapier mittels in situ gebildeter Organo-Tone Expired - Fee Related DE69321917T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/944,624 US5336372A (en) 1991-05-09 1992-09-14 Process for deinking wastepaper utilizing organoclays formed in situ

Publications (2)

Publication Number Publication Date
DE69321917D1 DE69321917D1 (de) 1998-12-10
DE69321917T2 true DE69321917T2 (de) 1999-05-27

Family

ID=25481749

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993621917 Expired - Fee Related DE69321917T2 (de) 1992-09-14 1993-08-13 Verfahren zum Entfärben von Altpapier mittels in situ gebildeter Organo-Tone

Country Status (9)

Country Link
US (1) US5336372A (de)
EP (1) EP0592789B1 (de)
JP (1) JP2620036B2 (de)
KR (1) KR100276678B1 (de)
AU (1) AU662694B2 (de)
CA (1) CA2104280C (de)
DE (1) DE69321917T2 (de)
FI (1) FI934003A (de)
SE (1) SE512478C2 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19908006C1 (de) * 1999-02-25 2000-08-24 Remi A Chaperon Hydrophobe, rheologisch wirksame Mittel, Verfahren zu ihrer Herstellung und ihre Verwendung
DE10052854A1 (de) * 2000-10-25 2002-05-08 Btg Eclepens Sa Verfahren zur Verbesserung der Deinkbarkeit von Drucksachen
EP3128073A1 (de) * 2015-08-06 2017-02-08 Clariant International Ltd Kompositmaterial für die störstoffbekämpfung bei der papierherstellung

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5389200A (en) * 1993-04-26 1995-02-14 Rheox, Inc. Process for removing inorganic components that form ash on ignition and oily waste from paper during recycling
US5696292A (en) * 1995-02-10 1997-12-09 Witco Corporation Process for producing quarternary ammonium compounds
US5634969A (en) * 1995-02-10 1997-06-03 Rheox, Inc. Organoclay compositions
DE19806734A1 (de) * 1998-01-23 1998-09-17 Voith Sulzer Papiertech Patent Verfahren zur Entfernung von Störstoffen aus einer Papierfasersuspension mit Hilfe der Flotation
US6666950B2 (en) 2001-11-28 2003-12-23 Basf Ag Process for deinking paper using a triglyceride
US7932603B2 (en) 2001-12-13 2011-04-26 Megica Corporation Chip structure and process for forming the same
US7897010B2 (en) * 2006-01-09 2011-03-01 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
US7862685B2 (en) 2006-01-09 2011-01-04 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
US8052837B2 (en) * 2006-06-12 2011-11-08 Thiele Kaolin Company Deinking of waste paper
US8815051B2 (en) 2006-06-12 2014-08-26 Thiele Kaolin Company Deinking of waste paper
US8317973B2 (en) 2009-11-11 2012-11-27 Kemira Chemical, Inc. Polyester surfactants for deinking
JP6038001B2 (ja) 2013-10-30 2016-12-07 ユニ・チャーム株式会社 使用済み衛生用品からリサイクルパルプを製造する方法
JP6199243B2 (ja) 2014-06-12 2017-09-20 ユニ・チャーム株式会社 使用済み衛生用品からリサイクルパルプを製造する方法
JP6646924B2 (ja) 2014-09-22 2020-02-14 ユニ・チャーム株式会社 使用済み衛生用品からパルプ繊維を回収する方法およびその方法により得られる再生パルプ
US10960577B2 (en) 2015-08-07 2021-03-30 Unicharm Corporation Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby
EP3156540A1 (de) 2015-10-12 2017-04-19 Omya International AG Verfahren zur druckfarbenentfernung von beschichtetem papier oder karton
JP6713299B2 (ja) * 2016-02-29 2020-06-24 日華化学株式会社 脱墨剤、及び脱墨パルプの製造方法
US11447914B2 (en) 2017-12-07 2022-09-20 Thiele Kaolin Company Removal of stickies in the recycling of paper and paperboard

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US295666A (en) * 1884-03-25 mubbay
US1421195A (en) * 1921-04-27 1922-06-27 Paper De Inking Co Method for removing ink from printed paper
US1659401A (en) * 1922-08-16 1928-02-14 Kirschbraun Lester Process of recovering waste fibrous material
GB1375161A (de) * 1970-10-14 1974-11-27 English Clays Lovering Pochin
US4013505A (en) * 1972-03-09 1977-03-22 Vyzkumny Ustav Papieru A Celulosy Method of deinking printed wastepapers
EP0017353B2 (de) * 1979-03-28 1992-04-29 Ciba Specialty Chemicals Water Treatments Limited Herstellung von Papier und Pappe
SE439787B (sv) * 1984-03-19 1985-07-01 Berol Kemi Ab Sett att reducera missfergning och/eller klibbighet vid upparbetning av avfallspapper
DE3506278A1 (de) * 1985-02-22 1986-08-28 Inst Zellstoff & Papier Verfahren zur verbesserung des holdouts von druckfarben, lacken und beschichtungsmassen auf flaechengebilden aus fasern sowie masse zur durchfuehrung des verfahrens und damit erzeugte flaechengebilde
JP2590057B2 (ja) * 1985-05-22 1997-03-12 花王株式会社 古紙再生用脱墨助剤
JPS646190A (en) * 1987-06-22 1989-01-10 Nippon Kakoh Seishi Kk Deinking agent for regenerating used paper
US4816164A (en) * 1987-09-28 1989-03-28 Georgia-Pacific Corporation Paper conversion plant waste treatment process
US4935096A (en) * 1988-12-06 1990-06-19 Garden State Paper Company, Inc. Process for the deinking of cellulosic materials
DE4007596A1 (de) * 1990-03-09 1991-09-12 Henkel Kgaa Alkylenoxideinheiten und quaternaere ammoniumgruppen enthaltende verbindungen
US5130028A (en) * 1990-09-17 1992-07-14 Rheox, Inc. Method of treating waste water for organic contaminants with water dispersible organically modified smectite clay compositions
US5094716A (en) * 1990-09-19 1992-03-10 Betz Paperchem, Inc. Use of anionic surfactant/dispersant blends for the deinking of groundwood newsprint
JPH04202879A (ja) * 1990-11-30 1992-07-23 Nippon Kamiparupu Kenkyusho:Kk 古紙の再生方法
US5151155A (en) * 1991-05-09 1992-09-29 Rheox, Inc. Process for deinking wastepaper with organically modified smectite clay

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19908006C1 (de) * 1999-02-25 2000-08-24 Remi A Chaperon Hydrophobe, rheologisch wirksame Mittel, Verfahren zu ihrer Herstellung und ihre Verwendung
DE10052854A1 (de) * 2000-10-25 2002-05-08 Btg Eclepens Sa Verfahren zur Verbesserung der Deinkbarkeit von Drucksachen
EP3128073A1 (de) * 2015-08-06 2017-02-08 Clariant International Ltd Kompositmaterial für die störstoffbekämpfung bei der papierherstellung

Also Published As

Publication number Publication date
FI934003A0 (fi) 1993-09-13
SE9302966D0 (sv) 1993-09-13
AU4731493A (en) 1994-03-24
SE9302966L (sv) 1994-03-15
CA2104280C (en) 1997-11-18
SE512478C2 (sv) 2000-03-20
DE69321917D1 (de) 1998-12-10
CA2104280A1 (en) 1994-03-15
JPH06184970A (ja) 1994-07-05
JP2620036B2 (ja) 1997-06-11
US5336372A (en) 1994-08-09
EP0592789A3 (de) 1995-07-12
KR940007290A (ko) 1994-04-27
KR100276678B1 (ko) 2001-02-01
EP0592789A2 (de) 1994-04-20
EP0592789B1 (de) 1998-11-04
AU662694B2 (en) 1995-09-07
FI934003A (fi) 1994-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee