FI87929B - Sulfometylpolyakrylamid och foerfarande foer framstaellning av denna - Google Patents

Sulfometylpolyakrylamid och foerfarande foer framstaellning av denna Download PDF

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Publication number
FI87929B
FI87929B FI864931A FI864931A FI87929B FI 87929 B FI87929 B FI 87929B FI 864931 A FI864931 A FI 864931A FI 864931 A FI864931 A FI 864931A FI 87929 B FI87929 B FI 87929B
Authority
FI
Finland
Prior art keywords
polyacrylamide
formaldehyde
reaction
bisulfite
spectrum
Prior art date
Application number
FI864931A
Other languages
English (en)
Finnish (fi)
Other versions
FI864931A (fi
FI87929C (sv
FI864931A0 (fi
Inventor
Dodd Wing Fong
David J Kowalski
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=25188029&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI87929(B) "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 FI864931A0 publication Critical patent/FI864931A0/fi
Publication of FI864931A publication Critical patent/FI864931A/fi
Publication of FI87929B publication Critical patent/FI87929B/fi
Application granted granted Critical
Publication of FI87929C publication Critical patent/FI87929C/sv

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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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/34—Introducing sulfur atoms or sulfur-containing groups
    • 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
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/10—Copolymer characterised by the proportions of the comonomers expressed as molar percentages

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Claims (2)

8 87929
1. Menetelmä sulfometyylipolyakryyliamidin valmistamiseksi, tunnettu siitä, että polyakryyliamidin 5 annetaan reagoida formaldehydin ja bisulfiitin kanssa, jolloin reaktioseoksen pH-arvo on aluksi noin 3 - 8 ja reaktiolämpötila on noin 110 - 250°C.
2. Sulfometyylipolyakryyliamidi, tunnettu siitä, että se on valmistettu patenttivaatimuksen 1 mukai- 10 sella menetelmällä. 15 1. Förfarande för framställning av sulfometyl- polyakrylamid, kännetecknat därav, att poly-akrylamid omsätts med formaldehyd och bisulfit, varvid pH-värdet hos reaktionsblandningen är initiellt cirka 3-8 och reaktionstemperaturen är cirka 110 - 250 °C.
2. Sulfometylpolyakrylamid, känneteck- n a d därav, att den framställts genom förfarandet enligt patentkravet 1. I,
FI864931A 1985-12-03 1986-12-02 Sulfometylpolyakrylamid och förfarande för framställning av denna FI87929C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80403685A 1985-12-03 1985-12-03
US80403685 1985-12-03

Publications (4)

Publication Number Publication Date
FI864931A0 FI864931A0 (fi) 1986-12-02
FI864931A FI864931A (fi) 1987-06-04
FI87929B true FI87929B (fi) 1992-11-30
FI87929C FI87929C (sv) 1993-03-10

Family

ID=25188029

Family Applications (1)

Application Number Title Priority Date Filing Date
FI864931A FI87929C (sv) 1985-12-03 1986-12-02 Sulfometylpolyakrylamid och förfarande för framställning av denna

Country Status (16)

Country Link
EP (1) EP0225596B1 (sv)
JP (1) JPH0670093B2 (sv)
CN (1) CN1004630B (sv)
AR (1) AR242803A1 (sv)
AT (1) ATE65509T1 (sv)
AU (1) AU573108B2 (sv)
BR (1) BR8605891A (sv)
CA (1) CA1278649C (sv)
DE (2) DE225596T1 (sv)
DK (1) DK579186A (sv)
ES (1) ES2001003B3 (sv)
FI (1) FI87929C (sv)
GR (2) GR880300004T1 (sv)
MX (1) MX173410B (sv)
PT (1) PT83849B (sv)
ZA (1) ZA869139B (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4997890A (en) * 1987-09-30 1991-03-05 Nalco Chemical Company Sulfomethylation of high molecular weight polyacrylamide
AU610248B2 (en) * 1987-09-30 1991-05-16 Nalco Chemical Company Sulfomethylation of high molecular weight polyacrylamide polymers
US4952642A (en) * 1987-10-26 1990-08-28 Nalco Chemical Company Process for making acrylamido methane sulfonic acid polymers
US4795789A (en) * 1987-10-26 1989-01-03 Nalco Chemical Company Process for making acrylamido methane sulfonic acid polymers
US4898611A (en) * 1988-03-31 1990-02-06 Nalco Chemical Company Polymeric ore agglomeration aids
US4800071A (en) * 1988-05-03 1989-01-24 Nalco Chemical Company Filtration aids for removal of calcium solids from aqueous phosphoric acid
US4869932A (en) * 1988-09-12 1989-09-26 Nalco Chemical Company Use of low molecular weight water-soluble anionic polymers as blocking agent for fiberglass sizing
US4875935A (en) * 1988-11-04 1989-10-24 Nalco Chemical Company Anionic acrylamide polymers as copper ore agglomeration aids
US5100631A (en) * 1988-12-16 1992-03-31 Nalco Chemical Company Heap leaching ores containing gold and silver
US6166165A (en) * 1996-12-18 2000-12-26 Witco Corporation Polyurethane synthesis from functional group terminated polymers containing sulfonate groups
DE10101671A1 (de) 2000-08-25 2002-03-14 Bayer Ag Verfahren zur Konditionierung stehender und fließender Wassersysteme
DE10310414A1 (de) 2003-03-11 2004-09-23 Bayer Chemicals Ag Wasserkonditionierungsmittel
DE102005010855A1 (de) 2005-03-10 2006-09-14 Lanxess Deutschland Gmbh Verfahren zur Wasserkonditionierung
CN102336867A (zh) * 2011-06-29 2012-02-01 陆明富 一种钻井液用增粘剂的制备方法
RU2465287C1 (ru) * 2011-10-28 2012-10-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Башкирский государственный университет" Способ получения серосодержащих производных полиакриламида
CN109265585A (zh) * 2018-09-26 2019-01-25 陕西科技大学 一种磺酸基羟甲基聚丙烯酰胺及其合成方法
CN117328066B (zh) * 2023-10-07 2024-03-22 江苏贺鸿电子有限公司 一种线路板用粗化微蚀剂及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761834A (en) * 1952-06-20 1956-09-04 American Cyanamid Co Sulfonated methylol acrylamide polymers and their preparation
US3979348A (en) * 1974-06-17 1976-09-07 Nalco Chemical Company Ionic polymers from acrylamide latex polymers
JPS5846122B2 (ja) * 1977-07-08 1983-10-14 三菱レイヨン株式会社 アクリルアミド系重合体の化学的変性方法

Also Published As

Publication number Publication date
AR242803A1 (es) 1993-05-31
ES2001003B3 (es) 1992-02-16
CA1278649C (en) 1991-01-02
DE3680482D1 (de) 1991-08-29
CN1004630B (zh) 1989-06-28
FI864931A (fi) 1987-06-04
MX4442A (es) 1993-09-01
GR3002374T3 (en) 1992-12-30
PT83849B (pt) 1989-01-17
DK579186A (da) 1987-06-04
EP0225596A3 (en) 1987-11-04
MX173410B (es) 1994-03-02
CN86108164A (zh) 1987-08-19
DK579186D0 (da) 1986-12-02
EP0225596B1 (en) 1991-07-24
AU6589586A (en) 1987-06-04
ZA869139B (en) 1987-08-26
EP0225596A2 (en) 1987-06-16
DE225596T1 (de) 1988-05-19
ATE65509T1 (de) 1991-08-15
BR8605891A (pt) 1987-08-25
JPH0670093B2 (ja) 1994-09-07
ES2001003A4 (es) 1988-04-16
JPS62195004A (ja) 1987-08-27
FI87929C (sv) 1993-03-10
FI864931A0 (fi) 1986-12-02
PT83849A (en) 1987-01-01
GR880300004T1 (en) 1988-10-18
AU573108B2 (en) 1988-05-26

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Owner name: NALCO CHEMICAL COMPANY