EP1183213A4 - Higher actives dispersion polymer to aid clarification, dewatering, and retention and drainage - Google Patents

Higher actives dispersion polymer to aid clarification, dewatering, and retention and drainage

Info

Publication number
EP1183213A4
EP1183213A4 EP99917406A EP99917406A EP1183213A4 EP 1183213 A4 EP1183213 A4 EP 1183213A4 EP 99917406 A EP99917406 A EP 99917406A EP 99917406 A EP99917406 A EP 99917406A EP 1183213 A4 EP1183213 A4 EP 1183213A4
Authority
EP
European Patent Office
Prior art keywords
dewatering
drainage
retention
dispersion polymer
higher actives
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.)
Withdrawn
Application number
EP99917406A
Other languages
German (de)
French (fr)
Other versions
EP1183213A1 (en
Inventor
Elise E Maury
Rudolf Buelte
Cathy C Johnson
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.)
ChampionX LLC
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
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of EP1183213A1 publication Critical patent/EP1183213A1/en
Publication of EP1183213A4 publication Critical patent/EP1183213A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • 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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
    • 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
    • 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
    • C02F2103/32—Nature of the water, waste water, sewage or sludge to be treated from the food or foodstuff industry, e.g. brewery waste waters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paper (AREA)
  • Treatment Of Sludge (AREA)
  • Polymerisation Methods In General (AREA)
  • Graft Or Block Polymers (AREA)
EP99917406A 1999-04-09 1999-04-09 Higher actives dispersion polymer to aid clarification, dewatering, and retention and drainage Withdrawn EP1183213A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1999/007916 WO2000061501A1 (en) 1999-04-09 1999-04-09 Higher actives dispersion polymer to aid clarification, dewatering, and retention and drainage

Publications (2)

Publication Number Publication Date
EP1183213A1 EP1183213A1 (en) 2002-03-06
EP1183213A4 true EP1183213A4 (en) 2003-05-28

Family

ID=22272546

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99917406A Withdrawn EP1183213A4 (en) 1999-04-09 1999-04-09 Higher actives dispersion polymer to aid clarification, dewatering, and retention and drainage

Country Status (7)

Country Link
EP (1) EP1183213A4 (en)
JP (1) JP2002540941A (en)
KR (1) KR100625732B1 (en)
AU (1) AU775362B2 (en)
CA (1) CA2368604C (en)
NO (1) NO326144B1 (en)
WO (1) WO2000061501A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6398967B2 (en) * 2000-04-20 2002-06-04 Nalco Chemical Company Method of clarifying water using low molecular weight cationic dispersion polymers
DE10061483A1 (en) 2000-12-08 2002-06-13 Stockhausen Chem Fab Gmbh Process for the preparation of water-in-water polymer dispersions
JP4498762B2 (en) * 2004-01-29 2010-07-07 友岡化研株式会社 Organic coagulants and polymer flocculants
AU2010295189B2 (en) 2009-09-15 2014-03-27 Suncor Energy Inc. Process for flocculating and dewatering oil sand mature fine tailings
US9404686B2 (en) 2009-09-15 2016-08-02 Suncor Energy Inc. Process for dying oil sand mature fine tailings
AU2009354586A1 (en) 2009-10-30 2012-05-24 Suncor Energy Inc. Depositing and farming methods for drying oil sand mature fine tailings
WO2016032844A1 (en) * 2014-08-28 2016-03-03 Dow Global Technologies Llc Cationic copolymer latexes useful as additives for oil field applications
CN108084336A (en) * 2017-11-30 2018-05-29 中国神华能源股份有限公司 A kind of cationic polyacrylamide flocculant agent with micro-block structure and preparation method and application
CN110903015B (en) * 2019-11-30 2021-12-07 河南永泽环境科技有限公司 Production method of environment-friendly composite sludge conditioner

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5429749A (en) * 1994-06-01 1995-07-04 Nalco Chemical Company Polymers for treatment of food processing wastes
US5708071A (en) * 1994-12-15 1998-01-13 Hymo Corporation Aqueous dispersion of an amphoteric water-soluble polymer, a method of manufacturing the same, and a treating agent comprising the same
EP0728705A3 (en) * 1995-02-22 1997-04-09 Calgon Corp Method for using novel high solids polymer compositions as flocculation acids
US5614602A (en) * 1996-07-09 1997-03-25 Betzdearborn Inc. Process for the preparation of aqueous dispersion polymers

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
AU3553899A (en) 2000-11-14
NO20014690D0 (en) 2001-09-27
NO326144B1 (en) 2008-10-06
JP2002540941A (en) 2002-12-03
CA2368604A1 (en) 2000-10-19
WO2000061501A1 (en) 2000-10-19
KR100625732B1 (en) 2006-09-20
NO20014690L (en) 2001-12-06
CA2368604C (en) 2008-12-02
AU775362B2 (en) 2004-07-29
KR20010108482A (en) 2001-12-07
EP1183213A1 (en) 2002-03-06

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20010924

AK Designated contracting states

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Designated state(s): AT BE DE DK ES FI FR GB IT NL PT

A4 Supplementary search report drawn up and despatched

Effective date: 20030411

17Q First examination report despatched

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17Q First examination report despatched

Effective date: 20040205

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20190416