ATE221901T1 - Wassserlösliche kationische copolymere und deren verwendung als flockungsmittel und hilfsmittel zur entwässerung und retention - Google Patents

Wassserlösliche kationische copolymere und deren verwendung als flockungsmittel und hilfsmittel zur entwässerung und retention

Info

Publication number
ATE221901T1
ATE221901T1 AT96915317T AT96915317T ATE221901T1 AT E221901 T1 ATE221901 T1 AT E221901T1 AT 96915317 T AT96915317 T AT 96915317T AT 96915317 T AT96915317 T AT 96915317T AT E221901 T1 ATE221901 T1 AT E221901T1
Authority
AT
Austria
Prior art keywords
water
alkyl
independently
retention
soluble cationic
Prior art date
Application number
AT96915317T
Other languages
English (en)
Inventor
Lawrence Lu Kuo
Roger Yiming Leung
Kenneth Samuel Williams
Original Assignee
Betzdearborn 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
Priority claimed from US08/423,473 external-priority patent/US5700893A/en
Priority claimed from US08/423,117 external-priority patent/US5529699A/en
Priority claimed from US08/424,821 external-priority patent/US5516852A/en
Priority claimed from US08/424,749 external-priority patent/US5473033A/en
Application filed by Betzdearborn Inc filed Critical Betzdearborn Inc
Application granted granted Critical
Publication of ATE221901T1 publication Critical patent/ATE221901T1/de

Links

Classifications

    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F226/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
    • C08F226/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a single or double bond to nitrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/20—Chemical modification of a polymer leading to a crosslinking, either explicitly or inherently

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
AT96915317T 1995-04-18 1996-04-09 Wassserlösliche kationische copolymere und deren verwendung als flockungsmittel und hilfsmittel zur entwässerung und retention ATE221901T1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US42474895A 1995-04-18 1995-04-18
US08/423,473 US5700893A (en) 1993-11-12 1995-04-18 Water-soluble cationic copolymers and their use as flocculants and drainage aids
US08/423,117 US5529699A (en) 1993-11-12 1995-04-18 Water-soluble cationic copolymers and their use as flocculants
US08/424,821 US5516852A (en) 1993-11-12 1995-04-18 Method of producing water-soluble cationic copolymers
US08/424,749 US5473033A (en) 1993-11-12 1995-04-18 Water-soluble cationic copolymers and their use as drainage retention aids in papermaking processes
PCT/US1996/005172 WO1996033228A1 (en) 1995-04-18 1996-04-09 Water-soluble cationic copolymers and their use as flocculants and drainage retention aids

Publications (1)

Publication Number Publication Date
ATE221901T1 true ATE221901T1 (de) 2002-08-15

Family

ID=27541554

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96915317T ATE221901T1 (de) 1995-04-18 1996-04-09 Wassserlösliche kationische copolymere und deren verwendung als flockungsmittel und hilfsmittel zur entwässerung und retention

Country Status (14)

Country Link
EP (1) EP0821704B1 (de)
JP (1) JPH11504055A (de)
KR (1) KR100424550B1 (de)
AT (1) ATE221901T1 (de)
AU (1) AU696100B2 (de)
BR (1) BR9608436A (de)
CA (1) CA2216847C (de)
DE (1) DE69622852T2 (de)
ES (1) ES2177785T3 (de)
MY (1) MY113669A (de)
NO (1) NO974755L (de)
NZ (1) NZ307701A (de)
TW (1) TW377359B (de)
WO (1) WO1996033228A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4666558B2 (ja) * 2001-05-31 2011-04-06 ハイモ株式会社 濾水性向上方法
DE10200327A1 (de) * 2002-01-07 2003-07-17 Inst Technologie Der Kohlenhyd Verwendung von Copolymeren auf Basis von N-Vinyl-N'-Saccharidharnstoffmonomeren und von Polyvinylamiden für die Kultivierung von Stammzellen
DE20220979U1 (de) * 2002-08-07 2004-10-14 Basf Ag Papierprodukt
JP4179913B2 (ja) * 2003-03-31 2008-11-12 ソマール株式会社 紙の製造方法
EP3199218B1 (de) 2009-09-15 2019-11-06 Suncor Energy Inc. Verfahren zur trocknung von ölsandbruchfeinmaterial
CA3050234C (en) 2009-09-15 2022-11-08 Suncor Energy Inc. Techniques for flocculating and dewatering fine tailings
AU2009354586A1 (en) 2009-10-30 2012-05-24 Suncor Energy Inc. Depositing and farming methods for drying oil sand mature fine tailings
ES2548911T3 (es) * 2011-11-04 2015-10-21 Omya International Ag Proceso para la purificación de agua y/o drenado de lodos y/o sedimentos usando un carbonato de calcio de superficie tratada
CN104245763A (zh) 2012-04-13 2014-12-24 巴斯夫欧洲公司 新型阳离子聚合物
US20130274369A1 (en) 2012-04-13 2013-10-17 Basf Se New cationic polymers
US9803315B2 (en) * 2013-03-19 2017-10-31 Mitsubishi Chemical Corporation Cationizing agent, method for firmly fixing water-insoluble particles, and method for producing dyed material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3909005A1 (de) * 1989-03-18 1990-09-20 Basf Ag Verwendung von nicht hydrolysierten n-vinylformamid-einheiten enthaltenden copolymerisaten als flockungs- und entwaesserungsmittel

Also Published As

Publication number Publication date
CA2216847C (en) 2008-07-29
CA2216847A1 (en) 1996-10-24
NO974755D0 (no) 1997-10-15
EP0821704B1 (de) 2002-08-07
MY113669A (en) 2002-04-30
WO1996033228A1 (en) 1996-10-24
DE69622852D1 (de) 2002-09-12
NO974755L (no) 1997-12-16
DE69622852T2 (de) 2002-12-05
KR19990007862A (ko) 1999-01-25
NZ307701A (en) 1999-02-25
AU696100B2 (en) 1998-09-03
AU5712396A (en) 1996-11-07
BR9608436A (pt) 1999-03-09
EP0821704A1 (de) 1998-02-04
JPH11504055A (ja) 1999-04-06
TW377359B (en) 1999-12-21
KR100424550B1 (ko) 2004-06-26
ES2177785T3 (es) 2002-12-16

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UEP Publication of translation of european patent specification