JPH0212945B2 - - Google Patents

Info

Publication number
JPH0212945B2
JPH0212945B2 JP9226180A JP9226180A JPH0212945B2 JP H0212945 B2 JPH0212945 B2 JP H0212945B2 JP 9226180 A JP9226180 A JP 9226180A JP 9226180 A JP9226180 A JP 9226180A JP H0212945 B2 JPH0212945 B2 JP H0212945B2
Authority
JP
Japan
Prior art keywords
acrylamide
copper
aqueous solution
polyacrylamide
ppm
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
Application number
JP9226180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5718652A (en
Inventor
Jun Saito
Tadatoshi Pponda
Takatoshi Mitsuishi
Hiroshi Ito
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP9226180A priority Critical patent/JPS5718652A/ja
Priority to GB8120981A priority patent/GB2079284A/en
Priority to DE19813126999 priority patent/DE3126999A1/de
Publication of JPS5718652A publication Critical patent/JPS5718652A/ja
Publication of JPH0212945B2 publication Critical patent/JPH0212945B2/ja
Granted legal-status Critical Current

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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
JP9226180A 1980-07-08 1980-07-08 Aqueous solution of acrylamide Granted JPS5718652A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9226180A JPS5718652A (en) 1980-07-08 1980-07-08 Aqueous solution of acrylamide
GB8120981A GB2079284A (en) 1980-07-08 1981-07-07 Aqueous acrylamide solution for production of high molecular weight polyacrylamide
DE19813126999 DE3126999A1 (de) 1980-07-08 1981-07-08 "waessrige acrylamidloesung zur herstellung eines polyacrylamids mit hohem molekulargewicht"

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9226180A JPS5718652A (en) 1980-07-08 1980-07-08 Aqueous solution of acrylamide

Publications (2)

Publication Number Publication Date
JPS5718652A JPS5718652A (en) 1982-01-30
JPH0212945B2 true JPH0212945B2 (en, 2012) 1990-03-30

Family

ID=14049458

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9226180A Granted JPS5718652A (en) 1980-07-08 1980-07-08 Aqueous solution of acrylamide

Country Status (3)

Country Link
JP (1) JPS5718652A (en, 2012)
DE (1) DE3126999A1 (en, 2012)
GB (1) GB2079284A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04108774U (ja) * 1991-03-01 1992-09-21 株式会社ニフコ 回転ダンパー

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04108774U (ja) * 1991-03-01 1992-09-21 株式会社ニフコ 回転ダンパー

Also Published As

Publication number Publication date
DE3126999A1 (de) 1982-03-25
JPS5718652A (en) 1982-01-30
GB2079284A (en) 1982-01-20

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