NO931720L - Fremgangsm}te til regulering av avsetning av organisk forurensning ved masse- og papirfremstilling - Google Patents

Fremgangsm}te til regulering av avsetning av organisk forurensning ved masse- og papirfremstilling

Info

Publication number
NO931720L
NO931720L NO931720A NO931720A NO931720L NO 931720 L NO931720 L NO 931720L NO 931720 A NO931720 A NO 931720A NO 931720 A NO931720 A NO 931720A NO 931720 L NO931720 L NO 931720L
Authority
NO
Norway
Prior art keywords
pulp
deposition
regulating
procedure
organic pollutants
Prior art date
Application number
NO931720A
Other languages
English (en)
Other versions
NO300741B1 (no
NO931720D0 (no
Inventor
David D Dreisbach
Iris D Barton
Original Assignee
Betz Europ 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 Betz Europ Inc filed Critical Betz Europ Inc
Publication of NO931720D0 publication Critical patent/NO931720D0/no
Publication of NO931720L publication Critical patent/NO931720L/no
Publication of NO300741B1 publication Critical patent/NO300741B1/no

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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/04—Pitch control

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
NO931720A 1992-05-18 1993-05-12 Fremgangsmåte til forebygging av avsetning av organisk forurensning ved masse- og papirfremstilling NO300741B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/884,669 US5266166A (en) 1992-05-18 1992-05-18 Methods for controlling the deposition of organic contaminants in pulp and papermaking processes using a polyalkylene oxide/vinyl acetate graft copolymer

Publications (3)

Publication Number Publication Date
NO931720D0 NO931720D0 (no) 1993-05-12
NO931720L true NO931720L (no) 1993-11-19
NO300741B1 NO300741B1 (no) 1997-07-14

Family

ID=25385097

Family Applications (1)

Application Number Title Priority Date Filing Date
NO931720A NO300741B1 (no) 1992-05-18 1993-05-12 Fremgangsmåte til forebygging av avsetning av organisk forurensning ved masse- og papirfremstilling

Country Status (5)

Country Link
US (1) US5266166A (no)
EP (1) EP0571144A1 (no)
CA (1) CA2094421C (no)
FI (1) FI114996B (no)
NO (1) NO300741B1 (no)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5387318A (en) * 1991-04-25 1995-02-07 Betz Laboratories, Inc. Water soluble graft copolymers for laser print deinking loop clarification
US5213661A (en) * 1991-05-21 1993-05-25 Air Products And Chemicals, Inc. Oxygen alkali detackification in secondary fiber recovery
GB9423452D0 (en) * 1994-11-21 1995-01-11 Allied Colloids Ltd Processes for reducing contamination of cellulosic liquors
US5540814A (en) * 1995-01-24 1996-07-30 Nord Kaolin Company Method for removing stickies from wastepaper using modified cationic kaolin
US5723021A (en) * 1995-04-12 1998-03-03 Betzdearborn Inc. Method for inhibiting deposition in pulp and papermaking systems using a composition comprising of polyvinyl alcohol, gelatin and cationic polymer
US5618861A (en) * 1995-05-01 1997-04-08 Ashland Inc. Pitch control composition and process for inhibiting pitch deposition
DE19519268C1 (de) * 1995-05-31 1997-01-23 Stockhausen Chem Fab Gmbh Verwendung von Mitteln zur Zellstoff- und Papierherstellung
US5798046A (en) * 1996-08-20 1998-08-25 Nalco Chemical Company Enhanced removal of hydrophobic contaminants from water clarification systems
US6083488A (en) * 1996-12-04 2000-07-04 The Block Drug Company Barrier to plaque formation
US5762757A (en) * 1996-12-05 1998-06-09 Betzdearborn Inc. Methods for inhibiting organic contaminant deposition in pulp and papermaking systems
US5936024A (en) * 1997-06-06 1999-08-10 Betzdearborn Inc. Methods and compositions for treating stickies
US5985095A (en) * 1997-06-06 1999-11-16 Avery Dennison Corporation Process for removing contaminants from paper pulp using a deinking composition comprising pressure-sensitive-adhesive
US6474354B2 (en) 1997-09-18 2002-11-05 Alberta Research Council Inc. On-line sensor for colloidal substances
US20050039873A1 (en) * 2003-08-18 2005-02-24 Curham Kevin D. High HLB non-ionic surfactants for use as deposition control agents
WO2007033091A2 (en) * 2005-09-13 2007-03-22 Johnsondiversey Inc. Processes used in the manufacture of paper products
US11161150B2 (en) 2012-05-25 2021-11-02 Derrick Corporation Injection molded screening apparatuses and methods
US10576502B2 (en) * 2012-05-25 2020-03-03 Derrick Corporation Injection molded screening apparatuses and methods
US9409209B2 (en) * 2012-05-25 2016-08-09 Derrick Corporation Injection molded screening apparatuses and methods
EP3320140B1 (en) 2015-07-07 2021-12-15 Solenis Technologies, L.P. Methods for inhibiting the deposition of organic contaminants in pulp and papermaking systems
EP3714256B1 (en) * 2017-11-21 2023-07-26 Solenis Technologies, L.P. Method of measuring hydrophobic contaminants in a pulp slurry or a papermaking system

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999045A (en) * 1953-07-22 1961-09-05 Rayonier Inc Deresination of wood pulp
DE1077430B (de) * 1958-04-15 1960-03-10 Hoechst Ag Verfahren zur Herstellung von Pfropfpolymerisaten von Polyvinylestern
US3748220A (en) * 1972-04-07 1973-07-24 A Gard Pitch stabilization in papermaking
JPS537522B2 (no) * 1973-09-07 1978-03-18
US3992249A (en) * 1974-04-08 1976-11-16 American Cyanamid Company Control of pulp-paper mill pitch deposits
US4190491A (en) * 1976-08-02 1980-02-26 Rohm And Haas Company Process for controlling pitch in papermaking
US4313790A (en) * 1980-03-31 1982-02-02 Pulp And Paper Research Institute Of Canada Additives for increased retention and pitch control in paper manufacture
US4608123A (en) * 1985-02-20 1986-08-26 Hercules Incorporated Method of minimizing untoward effect of contaminants, such as pitch, in the papermaking operation
DE3536530A1 (de) * 1985-10-12 1987-04-23 Basf Ag Verwendung von pfropfcopolymerisaten aus polyalkylenoxiden und vinylacetat als vergrauungsinhibitoren beim waschen und nachbehandeln von synthesefasern enthaltendem textilgut
US4744865A (en) * 1986-06-03 1988-05-17 Betz Laboratories, Inc. Process for controlling pitch deposition from pulp in papermaking systems
US4846933A (en) * 1986-06-03 1989-07-11 Betz Laboratories, Inc. Process for controlling pitch deposition from pulp in papermaking systems
US5074961A (en) * 1986-06-03 1991-12-24 Betz Laboratories, Inc. Process for controlling pitch deposition from pulp in papermaking systems
US4871424A (en) * 1986-07-02 1989-10-03 Betz Laboratories, Inc. Process for controlling pitch deposition from pulp in papermaking systems
US4765867A (en) * 1986-07-02 1988-08-23 Betz Laboratories, Inc. Pitch control process utilizing quaternized polyamine ionene polymer
GB8821035D0 (en) * 1988-09-07 1988-10-05 Unilever Plc Detergent compositions
US4995944A (en) * 1988-09-16 1991-02-26 Dearborn Chemical Company Ltd. Controlling deposits on paper machine felts using cationic polymer and cationic surfactant mixture

Also Published As

Publication number Publication date
NO300741B1 (no) 1997-07-14
EP0571144A1 (en) 1993-11-24
FI114996B (fi) 2005-02-15
US5266166A (en) 1993-11-30
FI932250L (fi) 1993-11-19
CA2094421C (en) 2003-10-14
FI932250A0 (fi) 1993-05-18
CA2094421A1 (en) 1993-11-19
NO931720D0 (no) 1993-05-12

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Legal Events

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MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN NOVEMBER 2001