SE411214B - Forfarande for framstellning av en vattenloslig akrylamidpolymer med hog molekylvikt - Google Patents

Forfarande for framstellning av en vattenloslig akrylamidpolymer med hog molekylvikt

Info

Publication number
SE411214B
SE411214B SE7500406A SE7500406A SE411214B SE 411214 B SE411214 B SE 411214B SE 7500406 A SE7500406 A SE 7500406A SE 7500406 A SE7500406 A SE 7500406A SE 411214 B SE411214 B SE 411214B
Authority
SE
Sweden
Prior art keywords
acrylamid
soluble
preparing
polymer
procedure
Prior art date
Application number
SE7500406A
Other languages
English (en)
Swedish (sv)
Other versions
SE7500406L (pm
Inventor
S-I Isaoka
E Hirata
S Sakai
Original Assignee
Sumitomo 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
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of SE7500406L publication Critical patent/SE7500406L/xx
Publication of SE411214B publication Critical patent/SE411214B/xx

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
    • 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
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/52—Amides or imides
    • C08F20/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
    • C08F20/56—Acrylamide; Methacrylamide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical 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)
  • Polymerisation Methods In General (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
SE7500406A 1974-01-16 1975-01-15 Forfarande for framstellning av en vattenloslig akrylamidpolymer med hog molekylvikt SE411214B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49008069A JPS5246276B2 (pm) 1974-01-16 1974-01-16

Publications (2)

Publication Number Publication Date
SE7500406L SE7500406L (pm) 1975-07-17
SE411214B true SE411214B (sv) 1979-12-10

Family

ID=11683040

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7500406A SE411214B (sv) 1974-01-16 1975-01-15 Forfarande for framstellning av en vattenloslig akrylamidpolymer med hog molekylvikt

Country Status (11)

Country Link
US (1) US3969329A (pm)
JP (1) JPS5246276B2 (pm)
CA (1) CA1038986A (pm)
CH (1) CH599257A5 (pm)
DE (1) DE2501615A1 (pm)
FI (1) FI59418C (pm)
FR (1) FR2257613B1 (pm)
GB (1) GB1462331A (pm)
IT (1) IT1027292B (pm)
NL (1) NL7500384A (pm)
SE (1) SE411214B (pm)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2545007B2 (de) * 1975-10-08 1977-08-11 Wolff Walsrode Ag, 3030 Walsrode Lineares, hochmolekulares acrylamid-homopolymerisat und seine verwendung als hilfsmittel zur verbesserung der retention, entwaesserung und aufbereitung
US4118355A (en) * 1977-04-28 1978-10-03 Betz Laboratories, Inc. Method and composition of a polymer in convenient liquid form
SU1356964A3 (ru) * 1977-12-14 1987-11-30 Нитто Кемикал Индастри Ко. Лтд (Фирма) Способ стабилизации водного раствора полиакриламида или частично гидролизованного полиакриламида или сополимера акриламида с метакриловой кислотой
US4393163A (en) * 1977-12-14 1983-07-12 Nitto Chemical Industry, Co., Ltd. Method for stabilizing an acrylamide polymer in a petroleum recovery process
JPS55721A (en) * 1978-06-19 1980-01-07 Showa Denko Kk Aqueous dispersion of water-soluble high polymer complex
JPS581681B2 (ja) * 1978-09-02 1983-01-12 三井東圧化学株式会社 水溶性重合体の製造法
JPS608688B2 (ja) * 1979-06-13 1985-03-05 日東化学工業株式会社 アクリルアミド系重合体の製造方法
JPS608689B2 (ja) * 1979-08-21 1985-03-05 日東化学工業株式会社 アクリルアミド系重合体の製造法
US4282340A (en) * 1980-01-11 1981-08-04 Basf Wyandotte Corporation Polymerization process for preparation of acrylamide homopolymers with redox catalyst
DE3631070A1 (de) * 1986-09-12 1988-03-24 Basf Ag Verfahren zur herstellung von terpolymeren
DE3801736A1 (de) * 1988-01-21 1989-07-27 Nitrokemia Ipartelepek Verfahren zur herstellung von acrylsaeureamid/acrylsaeure-copolymeren mit hohem molekulargewicht

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2289540A (en) * 1939-04-18 1942-07-14 Du Pont Polymerization of water soluble polymers
US2741652A (en) * 1952-06-05 1956-04-10 Celanese Corp Production of copolymers
US3200098A (en) * 1961-02-28 1965-08-10 Kerr Mc Gee Oil Ind Inc Polymerization of acrylamide monomer in the presence of free ammonia and the resulting polyacrylamide product
US3336269A (en) * 1964-04-07 1967-08-15 Hercules Inc Preparation of acrylamide-type water-soluble polymers
US3336270A (en) * 1964-07-20 1967-08-15 Hercules Inc Preparation of acrylamide-type water-soluble polymers
US3509113A (en) * 1967-08-14 1970-04-28 Hercules Inc Preparation of acrylamide-type water-soluble polymers
US3617573A (en) * 1969-11-03 1971-11-02 Hercules Inc Water-soluble copolymers in flocculation of inorganic particles
US3681215A (en) * 1970-05-28 1972-08-01 Du Pont Manufacture of acrylamide-based polymers in liquid ammonia

Also Published As

Publication number Publication date
CA1038986A (en) 1978-09-19
FI59418B (fi) 1981-04-30
FI59418C (fi) 1981-08-10
JPS50102687A (pm) 1975-08-14
DE2501615A1 (de) 1975-09-11
GB1462331A (en) 1977-01-26
SE7500406L (pm) 1975-07-17
FI750088A7 (pm) 1975-07-17
JPS5246276B2 (pm) 1977-11-22
CH599257A5 (pm) 1978-05-31
IT1027292B (it) 1978-11-20
FR2257613B1 (pm) 1978-02-03
NL7500384A (nl) 1975-07-18
US3969329A (en) 1976-07-13
FR2257613A1 (pm) 1975-08-08

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