CA2077852A1 - Procede de polymerisation en perle par suspension - Google Patents

Procede de polymerisation en perle par suspension

Info

Publication number
CA2077852A1
CA2077852A1 CA2077852A CA2077852A CA2077852A1 CA 2077852 A1 CA2077852 A1 CA 2077852A1 CA 2077852 A CA2077852 A CA 2077852A CA 2077852 A CA2077852 A CA 2077852A CA 2077852 A1 CA2077852 A1 CA 2077852A1
Authority
CA
Canada
Prior art keywords
reaction medium
polymerization
agent system
suspension agent
polymer
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.)
Granted
Application number
CA2077852A
Other languages
English (en)
Other versions
CA2077852C (fr
Inventor
Michael K. Georges
Robert D. Bayley
Lupu Alexandru
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Publication of CA2077852A1 publication Critical patent/CA2077852A1/fr
Application granted granted Critical
Publication of CA2077852C publication Critical patent/CA2077852C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/12Polymerisation in non-solvents
    • C08F2/16Aqueous medium
    • C08F2/20Aqueous medium with the aid of macromolecular dispersing agents
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F236/00Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F236/02Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F236/04Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • C08F236/10Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl-aromatic monomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA002077852A 1991-12-23 1992-09-09 Procede de polymerisation en perle par suspension Expired - Fee Related CA2077852C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/812,082 US5274057A (en) 1991-12-23 1991-12-23 Bead suspension polymerization process
US812082 1991-12-23

Publications (2)

Publication Number Publication Date
CA2077852A1 true CA2077852A1 (fr) 1993-06-24
CA2077852C CA2077852C (fr) 1997-10-28

Family

ID=25208433

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002077852A Expired - Fee Related CA2077852C (fr) 1991-12-23 1992-09-09 Procede de polymerisation en perle par suspension

Country Status (2)

Country Link
US (1) US5274057A (fr)
CA (1) CA2077852C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19757298A1 (de) * 1997-12-22 1999-06-24 Basf Ag Verfahren zur Herstellung von Polymerpulvern
US6821931B2 (en) * 2002-03-05 2004-11-23 Alpine Mud Products Corporation Water-based drilling fluid additive containing talc and carrier
JP5804903B2 (ja) * 2011-04-27 2015-11-04 キヤノン株式会社 高分子粒子の製造方法
JP2014084411A (ja) * 2012-10-24 2014-05-12 Canon Inc 高分子粒子の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3183208A (en) * 1961-08-22 1965-05-11 Koppers Co Inc Incorporating finely divided particles during suspension polymerization
GB1487330A (en) * 1973-12-20 1977-09-28 Ici Ltd Production of uniform copolymer of acrylonitrile and aromatic olefines
US4330460A (en) * 1980-04-14 1982-05-18 Xerox Corporation Process for preparing colored toner particles employing a halogen salt to inhibit the aqueous phase polymerization
JPS5741649A (en) * 1980-08-26 1982-03-08 Konishiroku Photo Ind Co Ltd Electrostatic image developing toner and its manufacture
US4609607A (en) * 1982-08-06 1986-09-02 Canon Kabushiki Kaisha Magnetic toner and process for producing the same
US4601968A (en) * 1982-10-04 1986-07-22 Canon Kabushiki Kaisha Process for producing toner for development of electrostatic images by stepwise suspension polymerizations
US4558108A (en) * 1982-12-27 1985-12-10 Xerox Corporation Aqueous suspension polymerization process

Also Published As

Publication number Publication date
CA2077852C (fr) 1997-10-28
US5274057A (en) 1993-12-28

Similar Documents

Publication Publication Date Title
KR100286528B1 (ko) 교차 결합된 메타크릴산 무수물 공중합체들
US4314032A (en) Crosslinked polyvinyl alcohol gel
EP0387855A3 (fr) Procédé de préparation de particules de polymère
Hosoya et al. In situ surface-selective modification of uniform size macroporous polymer particles with temperature-responsive poly-N-isopropylacrylamide
EP0626976B1 (fr) Preparation de particules polymeres a fonctions de surface
CA1073595A (fr) Production de polymeres poreux
US5559202A (en) Bowl-shape microparticle and production thereof
BR8303410A (pt) Processo de semeadura para a fabricacao de particulas de copolimero de permuta ionica,reticulada e de particulas de poliestireno reticulada,contas de copolimero,resina de permuta,ionica e processo de remocao de ions de um meio fluido
EP0335029B1 (fr) Particules de polymère fortement réticulé et procédé pour les produire
US3839237A (en) Ion exchange resins having both acidic and basic ion-exchange sites
US3957699A (en) Process for polymerizing allylamines employing a redox initiator consisting of Fe++ or Ti+++ with H2 O2, hydroxyl amine, or hydroperoxides to form insoluble crosslinked polymers
AU564470B2 (en) Catalyst support for alpha-olefin polymerisation
MY114295A (en) Suspending agent-containing slurry, method of producing the same, and process for suspension polymerization using the same
US4139499A (en) Thermally reversible amphoteric ion exchange resins of improved demineralization capacity
CA2012766C (fr) Methode pour rendre hydrophyles des copolymeres hydrophobes
CA2113269A1 (fr) Procede d'obtention d'une dispersion et d'obtention de polymeres en particules
EP0170400B1 (fr) Particules inertes de séparation pour la régénération de résines d'échangeurs d'ions à lit mixte
CA2077852A1 (fr) Procede de polymerisation en perle par suspension
US6949601B1 (en) Single stage seed polymerization for the production of large polymer particles with a narrow size distribution
US3891576A (en) Process
DE3481517D1 (de) Verfahren fuer die suspensionspolymerisation von vinylhalogenid.
JPH04317740A (ja) 液体クロマトグラフィー用充填剤
EP1350800A2 (fr) Préparation de polymères macroréticulés
US3251814A (en) Particulate water-soluble acrylamide copolymers containing complexed trivalent chromium
JPH10287705A (ja) 架橋粒状重合体の製造方法

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed