SE512478C2 - Förfarande för avfärgning av returpapper - Google Patents

Förfarande för avfärgning av returpapper

Info

Publication number
SE512478C2
SE512478C2 SE9302966A SE9302966A SE512478C2 SE 512478 C2 SE512478 C2 SE 512478C2 SE 9302966 A SE9302966 A SE 9302966A SE 9302966 A SE9302966 A SE 9302966A SE 512478 C2 SE512478 C2 SE 512478C2
Authority
SE
Sweden
Prior art keywords
cation
organol
aqueous system
waste paper
clay
Prior art date
Application number
SE9302966A
Other languages
English (en)
Swedish (sv)
Other versions
SE9302966L (sv
SE9302966D0 (sv
Inventor
Charles A Cody
Edward D Magauran
Original Assignee
Rheox Int
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 Int filed Critical Rheox Int
Publication of SE9302966D0 publication Critical patent/SE9302966D0/xx
Publication of SE9302966L publication Critical patent/SE9302966L/
Publication of SE512478C2 publication Critical patent/SE512478C2/sv

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
SE9302966A 1992-09-14 1993-09-13 Förfarande för avfärgning av returpapper SE512478C2 (sv)

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 (3)

Publication Number Publication Date
SE9302966D0 SE9302966D0 (sv) 1993-09-13
SE9302966L SE9302966L (sv) 1994-03-15
SE512478C2 true SE512478C2 (sv) 2000-03-20

Family

ID=25481749

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9302966A SE512478C2 (sv) 1992-09-14 1993-09-13 Förfarande för avfärgning av returpapper

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)

Families Citing this family (21)

* 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
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
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
US8815051B2 (en) 2006-06-12 2014-08-26 Thiele Kaolin Company Deinking of waste paper
US8052837B2 (en) * 2006-06-12 2011-11-08 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
US10960577B2 (en) 2015-08-07 2021-03-30 Unicharm Corporation Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby
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
EP3128073A1 (de) * 2015-08-06 2017-02-08 Clariant International Ltd Kompositmaterial für die störstoffbekämpfung bei der papierherstellung
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
DE3065576D1 (en) * 1979-03-28 1983-12-22 Allied Colloids Ltd Production of paper and paper board
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

Also Published As

Publication number Publication date
CA2104280C (en) 1997-11-18
AU4731493A (en) 1994-03-24
KR100276678B1 (ko) 2001-02-01
US5336372A (en) 1994-08-09
CA2104280A1 (en) 1994-03-15
SE9302966L (sv) 1994-03-15
FI934003A (fi) 1994-03-15
EP0592789A3 (de) 1995-07-12
EP0592789A2 (de) 1994-04-20
SE9302966D0 (sv) 1993-09-13
FI934003A0 (fi) 1993-09-13
JP2620036B2 (ja) 1997-06-11
JPH06184970A (ja) 1994-07-05
DE69321917D1 (de) 1998-12-10
AU662694B2 (en) 1995-09-07
EP0592789B1 (de) 1998-11-04
DE69321917T2 (de) 1999-05-27
KR940007290A (ko) 1994-04-27

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Legal Events

Date Code Title Description
NUG Patent has lapsed