IT8123767A0 - Processo per produrre flocculante polimerico cationico di tipo acrilamidico. - Google Patents

Processo per produrre flocculante polimerico cationico di tipo acrilamidico.

Info

Publication number
IT8123767A0
IT8123767A0 IT8123767A IT2376781A IT8123767A0 IT 8123767 A0 IT8123767 A0 IT 8123767A0 IT 8123767 A IT8123767 A IT 8123767A IT 2376781 A IT2376781 A IT 2376781A IT 8123767 A0 IT8123767 A0 IT 8123767A0
Authority
IT
Italy
Prior art keywords
cationic polymer
polymer flocculant
type cationic
produce acrylamide
acrylamide
Prior art date
Application number
IT8123767A
Other languages
English (en)
Other versions
IT1139422B (it
Inventor
Tadatoshi Honda
Hiroshi Itoh
Jun Saito
Takatoshi Mitsuishi
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of IT8123767A0 publication Critical patent/IT8123767A0/it
Application granted granted Critical
Publication of IT1139422B publication Critical patent/IT1139422B/it

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
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • 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)
  • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Polymerisation Methods In General (AREA)
IT23767/81A 1980-09-04 1981-09-03 Processo per produrre flocculante polimerico cationico di tipo acrilamidico IT1139422B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55121743A JPS5747309A (en) 1980-09-04 1980-09-04 Preparation of acrylamide cationic high polymeric coagulant

Publications (2)

Publication Number Publication Date
IT8123767A0 true IT8123767A0 (it) 1981-09-03
IT1139422B IT1139422B (it) 1986-09-24

Family

ID=14818774

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23767/81A IT1139422B (it) 1980-09-04 1981-09-03 Processo per produrre flocculante polimerico cationico di tipo acrilamidico

Country Status (15)

Country Link
JP (1) JPS5747309A (it)
KR (1) KR860001550B1 (it)
AT (1) AT370747B (it)
AU (1) AU543111B2 (it)
CA (1) CA1223700A (it)
DD (1) DD202036A5 (it)
DE (1) DE3135149A1 (it)
ES (1) ES504916A0 (it)
FI (1) FI70032C (it)
FR (1) FR2489338B1 (it)
GB (1) GB2083053B (it)
IT (1) IT1139422B (it)
NL (1) NL186165C (it)
RO (1) RO83586B (it)
ZA (1) ZA815194B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3801736A1 (de) * 1988-01-21 1989-07-27 Nitrokemia Ipartelepek Verfahren zur herstellung von acrylsaeureamid/acrylsaeure-copolymeren mit hohem molekulargewicht
MX18620A (es) * 1988-12-19 1993-10-01 American Cyanamid Co Floculante polimerico de alto desempeño, proceso para su preparacion, metodo para la liberacion de agua de un dispersion de solidos suspendidos y metodo de floculacion de una dispersion de solidos suspendidos
JPH03119011A (ja) * 1989-10-03 1991-05-21 Mitsui Toatsu Chem Inc カチオン性高分子量重合体の製造方法
KR100318327B1 (ko) * 1995-12-16 2002-04-22 구광시 에멀젼형 고분자응집제의 제조방법
DE10041392A1 (de) * 2000-08-23 2002-03-07 Stockhausen Chem Fab Gmbh Wasserlösliche Homo- und Copolymere mit verbesserter Umweltverträglichkeit
JP3996535B2 (ja) * 2003-03-20 2007-10-24 Ｎｅｃ液晶テクノロジー株式会社 液晶表示装置
DE102004032766A1 (de) * 2004-07-06 2006-02-09 Röhm GmbH & Co. KG Konzentrierte wässrige Methacrylamidlösung unter Zugabe von Methacrylsäure
CN116023587B (zh) * 2022-10-31 2024-05-07 中国矿业大学(北京) 一种铁基杂化絮凝剂及其制备方法与应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3130229A (en) * 1961-02-06 1964-04-21 Dow Chemical Co Method for the manufacture of acrylamide
AU407356B2 (en) * 1965-12-31 1970-10-22 Process for the preparation of aqueous solutions of flocculating agents of the poly-acrylic amide type having high molecular weight
DE2255391C3 (de) * 1972-11-11 1982-05-13 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung hochmolekularer kationischer Copolymerisate
JPS5082011A (it) * 1973-11-22 1975-07-03
JPS5083323A (it) * 1973-11-29 1975-07-05
JPS5291819A (en) * 1976-01-28 1977-08-02 Mitsui Toatsu Chem Inc Purification of aqueous solutions of acrylamide
GB2059952B (en) * 1979-09-13 1983-07-20 Mitsui Toatsu Chemicals Purifying aqueous acrylamide solutions

Also Published As

Publication number Publication date
GB2083053B (en) 1984-09-12
DD202036A5 (de) 1983-08-24
AU543111B2 (en) 1985-04-04
GB2083053A (en) 1982-03-17
NL186165B (nl) 1990-05-01
AT370747B (de) 1983-04-25
IT1139422B (it) 1986-09-24
KR860001550B1 (ko) 1986-10-04
JPH0260682B2 (it) 1990-12-18
DE3135149C2 (it) 1991-05-08
FI70032C (fi) 1986-09-12
NL8103925A (nl) 1982-04-01
FI70032B (fi) 1986-01-31
FI812485L (fi) 1982-03-05
NL186165C (nl) 1990-10-01
FR2489338B1 (fr) 1987-04-30
FR2489338A1 (fr) 1982-03-05
RO83586A (ro) 1984-04-02
KR830007738A (ko) 1983-11-07
CA1223700A (en) 1987-06-30
AU7350181A (en) 1982-09-23
ZA815194B (en) 1982-07-28
ES8300344A1 (es) 1982-11-01
ES504916A0 (es) 1982-11-01
RO83586B (ro) 1984-04-30
JPS5747309A (en) 1982-03-18
ATA381681A (de) 1982-09-15
DE3135149A1 (de) 1982-04-08

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