IT966094B - Polimeri dello acido 2 acrilammido 2 metilpropansolfonico come mezzi di ritenzione e di drenaggio nella produzione della carta - Google Patents

Polimeri dello acido 2 acrilammido 2 metilpropansolfonico come mezzi di ritenzione e di drenaggio nella produzione della carta

Info

Publication number
IT966094B
IT966094B IT5303572A IT5303572A IT966094B IT 966094 B IT966094 B IT 966094B IT 5303572 A IT5303572 A IT 5303572A IT 5303572 A IT5303572 A IT 5303572A IT 966094 B IT966094 B IT 966094B
Authority
IT
Italy
Prior art keywords
methylpropansulphone
acrylamide
retention
polymers
acid
Prior art date
Application number
IT5303572A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT966094B publication Critical patent/IT966094B/it

Links

Classifications

    • 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
    • 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
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • 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
    • D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • 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
    • D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • D21H17/43—Carboxyl groups or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
IT5303572A 1971-10-06 1972-09-28 Polimeri dello acido 2 acrilammido 2 metilpropansolfonico come mezzi di ritenzione e di drenaggio nella produzione della carta IT966094B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT966094B true IT966094B (it) 1974-02-11

Family

ID=22687811

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5303572A IT966094B (it) 1971-10-06 1972-09-28 Polimeri dello acido 2 acrilammido 2 metilpropansolfonico come mezzi di ritenzione e di drenaggio nella produzione della carta

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
DE3468458D1 (en) * 1983-06-15 1988-02-11 American Cyanamid Co Manufacture of paper using copolymers of 2-acrylamido-2-methylpropane sulfonic acid for increasing rate of dewatering of high mechanical/thermomechanical pulp furnishes
JPH0727159A (ja) * 1993-07-08 1995-01-27 Toshikazu Okuno 圧縮コイルばね

Also Published As

Publication number Publication date
JPS4845603A (fr) 1973-06-29
GB1401353A (en) 1975-07-16
LU66232A1 (fr) 1973-04-13
BE789727A (fr) 1973-04-05
NO134311B (fr) 1976-06-08
DK139848B (da) 1979-04-30
FR2155599A5 (fr) 1973-05-18
NL7212792A (fr) 1973-04-10
CH575046A5 (fr) 1976-04-30
DE2248752A1 (de) 1973-04-12
DK139848C (fr) 1979-10-08
NO134311C (fr) 1976-09-15
SE379071B (fr) 1975-09-22

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