FR1192236A - Procédé pour la polymérisation d'alpha-monooléfines - Google Patents

Procédé pour la polymérisation d'alpha-monooléfines

Info

Publication number
FR1192236A
FR1192236A FR1192236DA FR1192236A FR 1192236 A FR1192236 A FR 1192236A FR 1192236D A FR1192236D A FR 1192236DA FR 1192236 A FR1192236 A FR 1192236A
Authority
FR
France
Prior art keywords
monoolefins
alpha
polymerization
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
Other languages
English (en)
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of FR1192236A publication Critical patent/FR1192236A/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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Artificial Filaments (AREA)
FR1192236D 1956-10-03 1957-10-03 Procédé pour la polymérisation d'alpha-monooléfines Expired FR1192236A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US613609A US3057835A (en) 1956-10-03 1956-10-03 Process of producing highly crystalline polyolefins with titanium borohydride catalyst

Publications (1)

Publication Number Publication Date
FR1192236A true FR1192236A (fr) 1959-10-23

Family

ID=24457981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1192236D Expired FR1192236A (fr) 1956-10-03 1957-10-03 Procédé pour la polymérisation d'alpha-monooléfines

Country Status (4)

Country Link
US (1) US3057835A (fr)
DE (1) DE1100956B (fr)
FR (1) FR1192236A (fr)
GB (1) GB876670A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6358457B1 (en) * 1998-11-13 2002-03-19 3M Innovative Properties Company Method of stretching films according to an overbias or overstretch profile
US6303067B1 (en) 1998-11-13 2001-10-16 3M Innovative Properties Company Method of stretching films according to an overbias or overstretch stretch profile
US7405784B2 (en) 2003-02-12 2008-07-29 3M Innovative Properties Company Compensators for liquid crystal displays with biaxially stretched single film with crystallization modifier
US7132065B2 (en) 2003-02-12 2006-11-07 3M Innovative Properties Company Process for manufacturing polymeric optical film
US6965474B2 (en) * 2003-02-12 2005-11-15 3M Innovative Properties Company Polymeric optical film

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH363436A (de) * 1954-06-08 1962-07-31 Montedison Spa Als Folie, Faser oder Faden geformtes Erzeugnis und Verfahren zu dessen Herstellung
US2717889A (en) * 1954-07-22 1955-09-13 Standard Oil Co Polymerization of ethylene with a nickel-oxide and metal borohydride catalyst
US2721189A (en) * 1954-08-30 1955-10-18 Du Pont Polymeric bicyclo-(2, 2, 1)-2-heptene
US2822357A (en) * 1955-01-28 1958-02-04 Du Pont Manufacture of polyethylene of controlled molecular weight
US2840551A (en) * 1955-08-18 1958-06-24 Standard Oil Co Olefin polymerization with catalysts prepared from boron compounds and transition metal compounds

Also Published As

Publication number Publication date
US3057835A (en) 1962-10-09
GB876670A (en) 1961-09-06
DE1100956B (de) 1961-03-02

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