FI974090A - Menetelmä kationisesti modifioidun (met)akryyliamidipolymeerin valmistamiseksi ja polymeerin käyttö - Google Patents

Menetelmä kationisesti modifioidun (met)akryyliamidipolymeerin valmistamiseksi ja polymeerin käyttö Download PDF

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Publication number
FI974090A
FI974090A FI974090A FI974090A FI974090A FI 974090 A FI974090 A FI 974090A FI 974090 A FI974090 A FI 974090A FI 974090 A FI974090 A FI 974090A FI 974090 A FI974090 A FI 974090A
Authority
FI
Finland
Prior art keywords
polymer
meth
preparing
cationically modified
acrylamide
Prior art date
Application number
FI974090A
Other languages
English (en)
Swedish (sv)
Other versions
FI111373B (fi
FI974090A0 (fi
Inventor
Jonni Ahlgren
Lars Petander
Jussi Nikkarinen
Original Assignee
Kemira Chemicals Oy
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 Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Priority to FI974090A priority Critical patent/FI111373B/fi
Publication of FI974090A0 publication Critical patent/FI974090A0/fi
Priority to CA002306797A priority patent/CA2306797A1/en
Priority to AU10331/99A priority patent/AU1033199A/en
Priority to US09/529,627 priority patent/US6387998B1/en
Priority to PCT/FI1998/000840 priority patent/WO1999021822A1/fi
Publication of FI974090A publication Critical patent/FI974090A/fi
Application granted granted Critical
Publication of FI111373B publication Critical patent/FI111373B/fi

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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Paper (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FI974090A 1997-10-29 1997-10-29 Menetelmä kationisesti modifioidun (met)akryyliamidipolymeerin valmistamiseksi ja polymeerin käyttö FI111373B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI974090A FI111373B (fi) 1997-10-29 1997-10-29 Menetelmä kationisesti modifioidun (met)akryyliamidipolymeerin valmistamiseksi ja polymeerin käyttö
CA002306797A CA2306797A1 (en) 1997-10-29 1998-10-29 Process for preparing a cationically modified (meth)acrylamide polymer and use of the polymer
AU10331/99A AU1033199A (en) 1997-10-29 1998-10-29 Process for preparing a cationically modified (meth)acrylamide polymer and use of the polymer
US09/529,627 US6387998B1 (en) 1997-10-29 1998-10-29 Process for preparing a cationically modified (meth)acrylamide polymer and use of the polymer
PCT/FI1998/000840 WO1999021822A1 (fi) 1997-10-29 1998-10-29 Process for preparing a cationically modified (met)acrylamide polymer and use of the polymer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI974090 1997-10-29
FI974090A FI111373B (fi) 1997-10-29 1997-10-29 Menetelmä kationisesti modifioidun (met)akryyliamidipolymeerin valmistamiseksi ja polymeerin käyttö

Publications (3)

Publication Number Publication Date
FI974090A0 FI974090A0 (fi) 1997-10-29
FI974090A true FI974090A (fi) 1999-04-30
FI111373B FI111373B (fi) 2003-07-15

Family

ID=8549827

Family Applications (1)

Application Number Title Priority Date Filing Date
FI974090A FI111373B (fi) 1997-10-29 1997-10-29 Menetelmä kationisesti modifioidun (met)akryyliamidipolymeerin valmistamiseksi ja polymeerin käyttö

Country Status (5)

Country Link
US (1) US6387998B1 (fi)
AU (1) AU1033199A (fi)
CA (1) CA2306797A1 (fi)
FI (1) FI111373B (fi)
WO (1) WO1999021822A1 (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3050234C (en) 2009-09-15 2022-11-08 Suncor Energy Inc. Techniques for flocculating and dewatering fine tailings
US9404686B2 (en) 2009-09-15 2016-08-02 Suncor Energy Inc. Process for dying oil sand mature fine tailings
CN102695551A (zh) 2009-10-30 2012-09-26 顺科能源公司 用于干燥油砂熟化细尾矿的沉积和耕整方法
CN104231132B (zh) * 2013-06-21 2018-02-02 中国石油天然气股份有限公司 一种多功能驱油聚合物及其制备方法
CN105524196B (zh) * 2014-09-28 2018-03-27 上海东升新材料有限公司 一种高性能阳离子聚丙烯酰胺絮凝剂的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328901A (en) 1938-08-23 1943-09-07 Rohm & Haas Nitrogenous condensation product
US3367918A (en) 1964-08-04 1968-02-06 Dow Chemical Co Polymeric amide-secondary dialkyl ammonium salt-paraformaldehyde flocculant composition and method
US4013606A (en) * 1973-08-06 1977-03-22 Nalco Chemical Company Process for preparing water soluble ionic polymers
US4010131A (en) 1974-07-08 1977-03-01 Nalco Chemical Company Quaternary modified acrylamide polymers
US4179424A (en) 1977-11-21 1979-12-18 Nalco Chemical Company Method for rapidly producing amino methylated polymers and quaternary ammonium salts thereof
US4288390A (en) 1977-12-02 1981-09-08 The Dow Chemical Co. Preparation of N-(aminomethyl)-α,β-ethylenically unsaturated carboxamides and their polymers
US4166828A (en) 1977-12-02 1979-09-04 The Dow Chemical Company Preparation of N-(aminomethyl)-α,β-ethylenically unsaturated carboxamides and their polymers
US4297256A (en) * 1979-12-26 1981-10-27 The Dow Chemical Company Preparation of water-immiscible, acid-soluble N-(aminomethyl)-α,.beta.
GB8518900D0 (en) 1985-07-26 1985-09-04 Allied Colloids Ltd Polymeric products
US5091584A (en) * 1989-02-28 1992-02-25 E. I. Du Pont De Nemours And Company Process of preparing formaldehyde/amine adducts

Also Published As

Publication number Publication date
FI111373B (fi) 2003-07-15
FI974090A0 (fi) 1997-10-29
US6387998B1 (en) 2002-05-14
AU1033199A (en) 1999-05-17
WO1999021822A1 (fi) 1999-05-06
CA2306797A1 (en) 1999-05-06

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MM Patent lapsed