DE69812352D1 - Herstellung von wasserlöslichen polymer- dispersionen von vinylamid monomeren - Google Patents

Herstellung von wasserlöslichen polymer- dispersionen von vinylamid monomeren

Info

Publication number
DE69812352D1
DE69812352D1 DE69812352T DE69812352T DE69812352D1 DE 69812352 D1 DE69812352 D1 DE 69812352D1 DE 69812352 T DE69812352 T DE 69812352T DE 69812352 T DE69812352 T DE 69812352T DE 69812352 D1 DE69812352 D1 DE 69812352D1
Authority
DE
Germany
Prior art keywords
production
water
soluble polymer
polymer dispersions
vinylamide monomers
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.)
Expired - Fee Related
Application number
DE69812352T
Other languages
English (en)
Other versions
DE69812352T2 (de
Inventor
Dodd W Fong
Manian Ramesh
Anthony G Sommese
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25342975&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69812352(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of DE69812352D1 publication Critical patent/DE69812352D1/de
Application granted granted Critical
Publication of DE69812352T2 publication Critical patent/DE69812352T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C08F26/00—Homopolymers and 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
    • C08F26/02—Homopolymers and 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
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General 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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paper (AREA)
DE69812352T 1997-05-28 1998-05-06 Herstellung von wasserlöslichen polymer- dispersionen von vinylamid monomeren Expired - Fee Related DE69812352T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/864,308 US6426383B1 (en) 1997-05-28 1997-05-28 Preparation of water soluble polymer dispersions from vinylamide monomers
PCT/US1998/008421 WO1998054234A1 (en) 1997-05-28 1998-05-06 Preparation of water soluble polymer dispersions from vinylamide monomers

Publications (2)

Publication Number Publication Date
DE69812352D1 true DE69812352D1 (de) 2003-04-24
DE69812352T2 DE69812352T2 (de) 2003-08-21

Family

ID=25342975

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69812352T Expired - Fee Related DE69812352T2 (de) 1997-05-28 1998-05-06 Herstellung von wasserlöslichen polymer- dispersionen von vinylamid monomeren

Country Status (11)

Country Link
US (2) US6426383B1 (de)
EP (1) EP0984990B1 (de)
KR (1) KR20010013087A (de)
CN (1) CN1257512A (de)
AR (1) AR012858A1 (de)
AU (1) AU7259998A (de)
CA (1) CA2291669A1 (de)
DE (1) DE69812352T2 (de)
TW (1) TW550243B (de)
WO (1) WO1998054234A1 (de)
ZA (1) ZA983957B (de)

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Also Published As

Publication number Publication date
AR012858A1 (es) 2000-11-22
EP0984990B1 (de) 2003-03-19
KR20010013087A (ko) 2001-02-26
AU7259998A (en) 1998-12-30
TW550243B (en) 2003-09-01
CA2291669A1 (en) 1998-12-03
CN1257512A (zh) 2000-06-21
ZA983957B (en) 1998-12-01
WO1998054234A1 (en) 1998-12-03
EP0984990A1 (de) 2000-03-15
US6426383B1 (en) 2002-07-30
DE69812352T2 (de) 2003-08-21
US20020198317A1 (en) 2002-12-26
US6894110B2 (en) 2005-05-17

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