FR2424296A1 - Procede de preparation d'une feuille thermoformable en polymere de methacrylate de methyle par coulee - Google Patents

Procede de preparation d'une feuille thermoformable en polymere de methacrylate de methyle par coulee

Info

Publication number
FR2424296A1
FR2424296A1 FR7910493A FR7910493A FR2424296A1 FR 2424296 A1 FR2424296 A1 FR 2424296A1 FR 7910493 A FR7910493 A FR 7910493A FR 7910493 A FR7910493 A FR 7910493A FR 2424296 A1 FR2424296 A1 FR 2424296A1
Authority
FR
France
Prior art keywords
methyl methacrylate
preparing
casting
polymer sheet
proportion
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
FR7910493A
Other languages
English (en)
Other versions
FR2424296B1 (fr
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2424296A1 publication Critical patent/FR2424296A1/fr
Application granted granted Critical
Publication of FR2424296B1 publication Critical patent/FR2424296B1/fr
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
    • 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
    • C08F20/10—Esters
    • C08F20/12—Esters of monohydric alcohols or phenols
    • C08F20/14—Methyl esters, e.g. methyl (meth)acrylate
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation

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)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

L'INVENTION SE RAPPORTE A LA POLYMERISATION. ELLE CONCERNE UN PROCEDE POUR PREPARER UNE FEUILLE COULEE THERMOFORMABLE EN POLYMERE DE METHACRYLATE DE METHYLE, CARACTERISE EN CE QUE: 1.ON POLYMERISE DU MONOMERE METHACRYLATE DE METHYLE JUSQU'A CE QU'UNE PROPORTION DE 5 A 50 EN POIDS DU MONOMERE SOIT POLYMERISEE; 2.ON AJOUTE AU PRODUIT DE POLYMERISATION OBTENU UN AGENT DE TRANSFERT DE CHAINE DANS UNE PROPORTION COMPRISE ENTRE 0,05 ET 1,0 EN POIDS PAR RAPPORT AU PRODUIT DE POLYMERISATION ET UN AGENT DE RETICULATION DANS UNE PROPORTION COMPRISE ENTRE 0,05 ET 2,0 EN POIDS PAR RAPPORT AU PRODUIT DE POLYMERISATION, ET 3.ON COULE LE MELANGE DE L'ETAPE 2 SOUS LA FORME D'UNE FEUILLE ET ON POLYMERISE LE MONOMERE RESTANT POUR OBTENIR UNE FEUILLE SE SUPPORTANT ELLE-MEEME. UTILISATION PAR LES FABRICANTS D'ARTICLES EN MATIERE PLASTIQUES.
FR7910493A 1978-04-26 1979-04-25 Procede de preparation d'une feuille thermoformable en polymere de methacrylate de methyle par coulee Expired FR2424296B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/900,236 US4152506A (en) 1978-04-26 1978-04-26 Preparation of thermoformable methyl methacrylate sheets

Publications (2)

Publication Number Publication Date
FR2424296A1 true FR2424296A1 (fr) 1979-11-23
FR2424296B1 FR2424296B1 (fr) 1986-12-12

Family

ID=25412207

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910493A Expired FR2424296B1 (fr) 1978-04-26 1979-04-25 Procede de preparation d'une feuille thermoformable en polymere de methacrylate de methyle par coulee

Country Status (6)

Country Link
US (1) US4152506A (fr)
JP (1) JPS54142270A (fr)
DE (1) DE2916963A1 (fr)
FR (1) FR2424296B1 (fr)
GB (1) GB2019856B (fr)
IT (1) IT1202913B (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59135212A (ja) * 1983-01-24 1984-08-03 Nitto Chem Ind Co Ltd カチオン性重合体の製造方法
DE3333861A1 (de) * 1983-09-20 1985-04-04 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Strahlungsempfindliches polymermaterial
US4581418A (en) * 1984-08-23 1986-04-08 The Dow Chemical Company Process for preparing copolymer polyols
US4622377A (en) * 1984-09-20 1986-11-11 Swedlow, Inc. Plastic transparency and method for making it
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
US4987211A (en) * 1987-03-20 1991-01-22 International Business Machines Corporation Phenyl-endcapped depolymerizable polymer
US5053448A (en) * 1989-07-21 1991-10-01 S. C. Johnson & Son, Inc. Polymeric thickener and methods of producing the same
US4945122A (en) * 1989-07-27 1990-07-31 Edwards Bill R Acrylic resin composition
US5023313A (en) * 1989-07-27 1991-06-11 Edwards Bill R Acrylic resin composition
US5250596A (en) * 1989-07-27 1993-10-05 Edwards Bill R Acrylic resin composition
US5134210A (en) * 1989-07-27 1992-07-28 Edwards Bill R Acrylic resin composition
US5045613A (en) * 1989-07-27 1991-09-03 Edwards Bill R Acrylic resin composition
US5252644A (en) * 1989-07-27 1993-10-12 Edwards Bill R Acrylic resin composition
US5272230A (en) * 1989-07-27 1993-12-21 Edwards Bill R Acrylic resin composition
US5073587A (en) * 1990-01-16 1991-12-17 Edwards Bill R Polymeric composition and method of producing same
US5344902A (en) * 1991-06-18 1994-09-06 Occidental Research Corporation Polymerization with initiator and quaternary ammonium salt
US5243003A (en) * 1992-06-25 1993-09-07 Edwards Bill R Acrylic/carbonate resin compositions
US5231154A (en) * 1992-09-25 1993-07-27 E. I. Dupont De Nemours And Company Iodine containing chain transfer angents for fluoropolymer polymerizations
GB2294467B (en) * 1994-10-28 1997-03-19 Sumitomo Chemical Co Methyl methacrylate polymer
GB9615607D0 (en) * 1996-07-25 1996-09-04 Ici Plc Thermoformable cast poly(methyl methacrylate)
ES2226345T3 (es) * 1998-03-12 2005-03-16 Lucite International Uk Limited Composicion polimerica.
JP4766812B2 (ja) * 1999-11-19 2011-09-07 株式会社日本触媒 多孔質架橋ポリマー材料の製造方法
JP2002105126A (ja) * 2000-07-18 2002-04-10 Soken Chem & Eng Co Ltd アクリル系ポリマーの高粘弾性樹脂、その用途及びその製造方法
EP1201686B1 (fr) 2000-10-23 2006-07-19 Mitsubishi Gas Chemical Company, Inc. Sirop de méthacrylate de méthyle et sa préparation
JP5030337B2 (ja) * 2001-06-20 2012-09-19 アキレス株式会社 自己接着性のある吸水性フォーム
DE10349544A1 (de) * 2003-10-22 2005-05-25 Röhm GmbH & Co. KG Herstellung von farblosen, transparent oder gedeckt eingefärbten PLEXIGLAS-Blöcken aus restinitiatorfreiem Präpolymerisat durch thermische Polymerisation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1156424A (en) * 1966-02-11 1969-06-25 Degussa A Process for the Production of Cast Sheets from Methyl Methacrylate
FR2186345A1 (fr) * 1972-06-02 1974-01-11 Ici Ltd
FR2294038A1 (fr) * 1974-12-13 1976-07-09 Sumitomo Chemical Co Procede de production de plaques de coulee en polymethacrylate de methyle et nouveaux produits ainsi obtenus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE572359A (fr) * 1957-11-05
US3153022A (en) * 1958-10-03 1964-10-13 Du Pont Monomer-polymer acrylic sirups
GB1013688A (en) * 1962-01-25 1965-12-15 Sterling Moulding Materials Lt Production of polymethyl methacrylate
US3362942A (en) * 1965-02-23 1968-01-09 Du Pont Process for polymerizing and curing methyl methacrylate monomer-polymer sirups in thepresence of metal salts of hemi-peresters of maleic acid
US3872197A (en) * 1968-12-30 1975-03-18 Mitsubishi Rayon Co Process and an apparatus for continuously casting a sheet and the like

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1156424A (en) * 1966-02-11 1969-06-25 Degussa A Process for the Production of Cast Sheets from Methyl Methacrylate
FR2186345A1 (fr) * 1972-06-02 1974-01-11 Ici Ltd
FR2294038A1 (fr) * 1974-12-13 1976-07-09 Sumitomo Chemical Co Procede de production de plaques de coulee en polymethacrylate de methyle et nouveaux produits ainsi obtenus

Also Published As

Publication number Publication date
GB2019856B (en) 1982-08-04
IT7922152A0 (it) 1979-04-24
DE2916963A1 (de) 1979-11-08
JPS54142270A (en) 1979-11-06
FR2424296B1 (fr) 1986-12-12
US4152506A (en) 1979-05-01
IT1202913B (it) 1989-02-15
GB2019856A (en) 1979-11-07
JPH0151497B2 (fr) 1989-11-02

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Legal Events

Date Code Title Description
ST Notification of lapse