TW377359B - Water-soluble cationic copolymers and their use as flocculants and drainage retention aids - Google Patents

Water-soluble cationic copolymers and their use as flocculants and drainage retention aids

Info

Publication number
TW377359B
TW377359B TW085105466A TW85105466A TW377359B TW 377359 B TW377359 B TW 377359B TW 085105466 A TW085105466 A TW 085105466A TW 85105466 A TW85105466 A TW 85105466A TW 377359 B TW377359 B TW 377359B
Authority
TW
Taiwan
Prior art keywords
alkyl
water
soluble cationic
independently
formula
Prior art date
Application number
TW085105466A
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 US08/423,117 external-priority patent/US5529699A/en
Priority claimed from US08/424,821 external-priority patent/US5516852A/en
Priority claimed from US08/423,473 external-priority patent/US5700893A/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 TW377359B publication Critical patent/TW377359B/zh

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)
TW085105466A 1995-04-18 1996-05-08 Water-soluble cationic copolymers and their use as flocculants and drainage retention aids TW377359B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US42474895A 1995-04-18 1995-04-18
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
US08/423,473 US5700893A (en) 1993-11-12 1995-04-18 Water-soluble cationic copolymers and their use as flocculants and drainage aids
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

Publications (1)

Publication Number Publication Date
TW377359B true TW377359B (en) 1999-12-21

Family

ID=27541554

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085105466A TW377359B (en) 1995-04-18 1996-05-08 Water-soluble cationic copolymers and their use as flocculants and drainage retention aids

Country Status (14)

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

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
CA2701317C (en) 2009-09-15 2016-08-23 Suncor Energy Inc. Process for flocculating and dewatering oil sand mature fine tailings
EP2477707B8 (en) 2009-09-15 2017-07-26 Suncor Energy Inc. Process for drying fine tailings
AU2009354586A1 (en) 2009-10-30 2012-05-24 Suncor Energy Inc. Depositing and farming methods for drying oil sand mature fine tailings
SI2589430T1 (sl) * 2011-11-04 2015-11-30 Omya International Ag Postopek za čiščenje vode in/ali odstranjevanje vode iz gošč in/ali usedlin z uporabo provršinsko obdelanega kalcijevega karbonata
US20130274369A1 (en) 2012-04-13 2013-10-17 Basf Se New cationic polymers
AU2013247051A1 (en) 2012-04-13 2014-10-09 Basf Se New cationic polymers
CN105189855A (zh) * 2013-03-19 2015-12-23 三菱丽阳株式会社 阳离子化剂、水不溶性粒子的固定方法和染色物的制造方法

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
AU696100B2 (en) 1998-09-03
EP0821704B1 (en) 2002-08-07
MY113669A (en) 2002-04-30
JPH11504055A (ja) 1999-04-06
ES2177785T3 (es) 2002-12-16
CA2216847C (en) 2008-07-29
DE69622852D1 (de) 2002-09-12
NO974755L (no) 1997-12-16
AU5712396A (en) 1996-11-07
NZ307701A (en) 1999-02-25
NO974755D0 (no) 1997-10-15
CA2216847A1 (en) 1996-10-24
KR19990007862A (ko) 1999-01-25
BR9608436A (pt) 1999-03-09
EP0821704A1 (en) 1998-02-04
DE69622852T2 (de) 2002-12-05
WO1996033228A1 (en) 1996-10-24
ATE221901T1 (de) 2002-08-15
KR100424550B1 (ko) 2004-06-26

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees