NO20012713L - Hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide for clarification of degradation process water - Google Patents

Hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide for clarification of degradation process water

Info

Publication number
NO20012713L
NO20012713L NO20012713A NO20012713A NO20012713L NO 20012713 L NO20012713 L NO 20012713L NO 20012713 A NO20012713 A NO 20012713A NO 20012713 A NO20012713 A NO 20012713A NO 20012713 L NO20012713 L NO 20012713L
Authority
NO
Norway
Prior art keywords
clarification
acrylamide
ammonium chloride
process water
degradation process
Prior art date
Application number
NO20012713A
Other languages
Norwegian (no)
Other versions
NO20012713D0 (en
Inventor
Jane Beryl Wong Shing
Karen R Tubergen
Original Assignee
Nalco Chemical Co
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
Priority claimed from PCT/US1998/025643 external-priority patent/WO2000032519A1/en
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of NO20012713D0 publication Critical patent/NO20012713D0/en
Publication of NO20012713L publication Critical patent/NO20012713L/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/917—Color
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Physical Water Treatments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Paper (AREA)
NO20012713A 1998-12-03 2001-06-01 Hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide for clarification of degradation process water NO20012713L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1998/025643 WO2000032519A1 (en) 1996-11-01 1998-12-03 Hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide for the clarification of deinking process waters

Publications (2)

Publication Number Publication Date
NO20012713D0 NO20012713D0 (en) 2001-06-01
NO20012713L true NO20012713L (en) 2001-07-31

Family

ID=22268416

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20012713A NO20012713L (en) 1998-12-03 2001-06-01 Hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide for clarification of degradation process water

Country Status (6)

Country Link
EP (1) EP1137600A4 (en)
JP (1) JP2002531248A (en)
KR (1) KR100579764B1 (en)
AU (1) AU764315B2 (en)
CA (1) CA2351855A1 (en)
NO (1) NO20012713L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3082306A1 (en) * 2017-12-15 2019-06-20 Kemira Oyj Method for treating aqueous feed by dissolved gas flotation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5178770A (en) * 1991-07-12 1993-01-12 Nalco Canada Inc. Method of treating bctmp/ctmp wastewater
US5681480A (en) * 1991-08-02 1997-10-28 Allied Colloids Limited Dewatering of aqueous suspensions
US5454955A (en) * 1994-03-25 1995-10-03 Nalco Chemical Company Use of hectorite as a clarification aid for deink plant effluent
US5750034A (en) * 1996-11-01 1998-05-12 Nalco Chemical Company Hydrophilic dispersion polymers for the clarification of deinking process waters

Also Published As

Publication number Publication date
AU764315B2 (en) 2003-08-14
AU1622799A (en) 2000-06-19
KR20010107999A (en) 2001-12-07
JP2002531248A (en) 2002-09-24
NO20012713D0 (en) 2001-06-01
KR100579764B1 (en) 2006-05-15
EP1137600A1 (en) 2001-10-04
CA2351855A1 (en) 2000-06-08
EP1137600A4 (en) 2003-03-05

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application