NO134311B - - Google Patents

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Info

Publication number
NO134311B
NO134311B NO333672A NO333672A NO134311B NO 134311 B NO134311 B NO 134311B NO 333672 A NO333672 A NO 333672A NO 333672 A NO333672 A NO 333672A NO 134311 B NO134311 B NO 134311B
Authority
NO
Norway
Prior art keywords
polymer
polymers
retention
dewatering
acrylamide
Prior art date
Application number
NO333672A
Other languages
English (en)
Norwegian (no)
Other versions
NO134311C (fr
Inventor
R C Slagel
R J Schaper
Original Assignee
Calgon Corp
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 Calgon Corp filed Critical Calgon Corp
Publication of NO134311B publication Critical patent/NO134311B/no
Publication of NO134311C publication Critical patent/NO134311C/no

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/34Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/34Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/42Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/34Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/42Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • D21H17/43Carboxyl groups or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
NO333672A 1971-10-06 1972-09-19 NO134311C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18715371A 1971-10-06 1971-10-06

Publications (2)

Publication Number Publication Date
NO134311B true NO134311B (fr) 1976-06-08
NO134311C NO134311C (fr) 1976-09-15

Family

ID=22687811

Family Applications (1)

Application Number Title Priority Date Filing Date
NO333672A NO134311C (fr) 1971-10-06 1972-09-19

Country Status (12)

Country Link
JP (1) JPS4845603A (fr)
BE (1) BE789727A (fr)
CH (1) CH575046A5 (fr)
DE (1) DE2248752A1 (fr)
DK (1) DK139848B (fr)
FR (1) FR2155599A5 (fr)
GB (1) GB1401353A (fr)
IT (1) IT966094B (fr)
LU (1) LU66232A1 (fr)
NL (1) NL7212792A (fr)
NO (1) NO134311C (fr)
SE (1) SE379071B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3018081A1 (de) * 1980-05-12 1981-11-19 Basf Ag, 6700 Ludwigshafen Anionische dispersionen fuer die oberflaechenleimung von papier
DE3027236C2 (de) * 1980-07-18 1985-08-01 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld Terpolymere aus 2-Acrylamido-2-methyl-propansulfonsäure, Acrylamid und Acrylsäure in Form ihrer Salze, Verfahren zur Herstellung dieser Terpolymeren und Verwendung zur Verhinderung von Inkrustationen in wäßrigen Systemen
JPS58180696A (ja) * 1982-04-19 1983-10-22 王子製紙株式会社 紙の製造方法
CA1225793A (fr) * 1983-03-11 1987-08-18 Union Carbide Corporation Polymeres hydrosolubles de poids moleculaire eleve et methode de floculation
US4599390A (en) * 1983-03-11 1986-07-08 Union Carbide Corporation High molecular weight water-soluble polymers and flocculation method using same
EP0119493A1 (fr) * 1983-03-16 1984-09-26 American Cyanamid Company Utilisation des copolymères de l'acide sulfonique de 2-acrylamido-2-méthylpropane pour améliorer la rétention et la déshydratation dans la fabrication du papier
EP0129078B1 (fr) * 1983-06-15 1988-01-07 American Cyanamid Company Fabrication de papier mettant en oeuvre des copolymères de l'acide 2-acrylamido-2-méthylpropane-sulfonique pour augmenter la vitesse de déshydratation des suspensions à teneur élevée en pâte mécanique/thermomécanique
JPH0727159A (ja) * 1993-07-08 1995-01-27 Toshikazu Okuno 圧縮コイルばね

Also Published As

Publication number Publication date
SE379071B (fr) 1975-09-22
CH575046A5 (fr) 1976-04-30
NL7212792A (fr) 1973-04-10
LU66232A1 (fr) 1973-04-13
DK139848C (fr) 1979-10-08
JPS4845603A (fr) 1973-06-29
FR2155599A5 (fr) 1973-05-18
IT966094B (it) 1974-02-11
DK139848B (da) 1979-04-30
DE2248752A1 (de) 1973-04-12
NO134311C (fr) 1976-09-15
GB1401353A (en) 1975-07-16
BE789727A (fr) 1973-04-05

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