CA1092288A - Polymerization process with reduced cycle time - Google Patents

Polymerization process with reduced cycle time

Info

Publication number
CA1092288A
CA1092288A CA286,839A CA286839A CA1092288A CA 1092288 A CA1092288 A CA 1092288A CA 286839 A CA286839 A CA 286839A CA 1092288 A CA1092288 A CA 1092288A
Authority
CA
Canada
Prior art keywords
temperature
initiator
polymerization
phm
lnltlator
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
CA286,839A
Other languages
English (en)
French (fr)
Inventor
Vasanth R. Kamath
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.)
Arkema Inc
Original Assignee
Pennwalt 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 Pennwalt Corp filed Critical Pennwalt Corp
Application granted granted Critical
Publication of CA1092288A publication Critical patent/CA1092288A/en
Expired legal-status Critical Current

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
    • C08F4/00—Polymerisation catalysts
    • C08F4/28—Oxygen or compounds releasing free oxygen
    • C08F4/32—Organic compounds
    • C08F4/38—Mixtures of peroxy-compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerization Catalysts (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA286,839A 1977-01-06 1977-09-15 Polymerization process with reduced cycle time Expired CA1092288A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/757,187 US4125695A (en) 1977-01-06 1977-01-06 Polymerization process with reduced cycle time employing polyfunctional free radical initiators
US757,187 1977-01-06

Publications (1)

Publication Number Publication Date
CA1092288A true CA1092288A (en) 1980-12-23

Family

ID=25046764

Family Applications (1)

Application Number Title Priority Date Filing Date
CA286,839A Expired CA1092288A (en) 1977-01-06 1977-09-15 Polymerization process with reduced cycle time

Country Status (7)

Country Link
US (1) US4125695A (US08063081-20111122-C00044.png)
JP (1) JPS5385881A (US08063081-20111122-C00044.png)
CA (1) CA1092288A (US08063081-20111122-C00044.png)
DE (1) DE2757427A1 (US08063081-20111122-C00044.png)
FR (1) FR2376870A1 (US08063081-20111122-C00044.png)
GB (1) GB1588879A (US08063081-20111122-C00044.png)
NL (1) NL184621B (US08063081-20111122-C00044.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54150493A (en) * 1978-05-18 1979-11-26 Nippon Oil & Fats Co Ltd Production of styrene polymer or copolymer
US4217433A (en) * 1979-08-03 1980-08-12 Pennwalt Corporation Diethylene glycol bis(allyl carbonate) compositions containing crosslinkable copolymers
US4588798A (en) * 1985-02-01 1986-05-13 E. I. Du Pont De Nemours And Company Process for preparing acrylic polymer sheets using a dual peroxide initiator system
US4605717A (en) * 1985-06-21 1986-08-12 E. I. Du Pont De Nemours And Company Preparation of acrylic polymer sheets using a ternary peroxide initiator system
JPH0699529B2 (ja) * 1985-06-28 1994-12-07 モンサント化成株式会社 シアン化ビニル化合物／芳香族ビニル化合物共重合樹脂の製造方法
HU201101B (en) * 1986-11-14 1990-09-28 Mta Koezponti Kemiai Kutato In Process for producing by radical polymerization of polymers of polydispersity of 1,50 to 2,00, having functional groups in alpha, omega positions
US5660776A (en) * 1995-11-20 1997-08-26 Novacor Chemicals (International) S.A. Process of making styrenic polymer pellets
DE19749570A1 (de) * 1997-11-10 1999-05-12 Basf Ag Verfahren zur Herstellung von expandierbaren Styrolpolymerisaten
UA77245C2 (uk) * 2001-12-21 2006-11-15 Акцо Нобель Н.В. Спосіб полімеризації суміші, яка містить вінілхлоридний мономер
US8093332B2 (en) * 2003-09-29 2012-01-10 Fina Technology, Inc. High impact polystyrene and process for preparing same
US9193839B2 (en) * 2014-03-14 2015-11-24 Fina Technology, Inc. Crosslinking control in high impact polystyrene manufacturing process
CN112390903B (zh) * 2020-12-03 2022-05-13 上海科技大学 一种以惰性双烯内酯为引发剂制备pmma的方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA892672A (en) * 1972-02-08 J. Gammon Geoffrey Polymerisation process
DE668325C (de) * 1932-05-24 1938-11-30 L Orange Motorzubehoer Geb Brennstoffkolbenpumpe fuer rasch laufende Einspritzbrennkraftmaschinen
US2656334A (en) * 1948-09-28 1953-10-20 Koppers Co Inc Catalytic polymerization process
BE509277A (US08063081-20111122-C00044.png) * 1950-12-06
US2698863A (en) * 1952-01-18 1955-01-04 Shell Dev Peresters of oxo-substitiuted polyperoxycarboxylic acids
NL123461C (US08063081-20111122-C00044.png) * 1958-02-03
NL292366A (US08063081-20111122-C00044.png) * 1962-05-17
US3293233A (en) * 1963-04-09 1966-12-20 Rexall Drug Chemical Process for polymerizing ethylene at high pressures in the presence of a mixture of peroxides having different half lives
NL149816B (nl) * 1967-08-29 1976-06-15 Noury & Van Der Lande Werkwijze voor de peroxydische homo- of copolymerisatie van vinylmonomeren.
GB1243197A (en) * 1968-01-18 1971-08-18 British Petroleum Co Polymerisation process
US3817965A (en) * 1968-02-27 1974-06-18 Aquitaine Petrole Polymerization of vinyl compounds in suspension
GB1243057A (en) * 1968-02-27 1971-08-18 British Petroleum Co Styrene polymerisation process
GB1252153A (US08063081-20111122-C00044.png) * 1968-04-30 1971-11-03
US3965145A (en) * 1968-06-17 1976-06-22 Pennwalt Corporation Coupled peroxides
US3649614A (en) * 1968-08-15 1972-03-14 Pennwalt Corp Polyazo sequential free radical initiators
US3763129A (en) * 1968-08-15 1973-10-02 Pennwalt Corp Polyazo sequential free radical initiators
BE789896A (nl) * 1971-11-01 1973-02-01 Akzo Nv Werkwijze voor het uitvoeren van door organische peroxyden geinitieerdechemische reacties
GB1391703A (en) * 1972-04-14 1975-04-23 Denco Miller Ltd Self contained air cooling and heating unit
JPS5347346B2 (US08063081-20111122-C00044.png) * 1972-06-06 1978-12-20
JPS4920076A (US08063081-20111122-C00044.png) * 1972-06-15 1974-02-22
JPS5033917B2 (US08063081-20111122-C00044.png) * 1972-10-31 1975-11-04
JPS51119789A (en) * 1975-04-14 1976-10-20 Sumitomo Chem Co Ltd Preparation of thermoplastic resins
JPS581125B2 (ja) * 1975-04-14 1983-01-10 住友化学工業株式会社 タイシヨウゲキセイジユシノセイゾウホウ

Also Published As

Publication number Publication date
NL184621B (nl) 1989-04-17
FR2376870A1 (fr) 1978-08-04
US4125695A (en) 1978-11-14
NL7710246A (nl) 1978-07-10
FR2376870B1 (US08063081-20111122-C00044.png) 1984-01-27
GB1588879A (en) 1981-04-29
JPS5385881A (en) 1978-07-28
DE2757427C2 (US08063081-20111122-C00044.png) 1988-05-19
DE2757427A1 (de) 1978-07-20

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