IT1032439B - Tprocedimento pr produrre polietilene a bassa pressione - Google Patents

Tprocedimento pr produrre polietilene a bassa pressione

Info

Publication number
IT1032439B
IT1032439B IT48759/75A IT4875975A IT1032439B IT 1032439 B IT1032439 B IT 1032439B IT 48759/75 A IT48759/75 A IT 48759/75A IT 4875975 A IT4875975 A IT 4875975A IT 1032439 B IT1032439 B IT 1032439B
Authority
IT
Italy
Prior art keywords
procedure
low pressure
produce low
pressure polyethylene
polyethylene
Prior art date
Application number
IT48759/75A
Other languages
English (en)
Original Assignee
Wacker Chemie Gmbh
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 Wacker Chemie Gmbh filed Critical Wacker Chemie Gmbh
Application granted granted Critical
Publication of IT1032439B publication Critical patent/IT1032439B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/38—Polysiloxanes modified by chemical after-treatment
    • C08G77/382—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon
    • C08G77/398—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing boron or metal atoms
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT48759/75A 1974-03-27 1975-03-25 Tprocedimento pr produrre polietilene a bassa pressione IT1032439B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2414784A DE2414784C3 (de) 1974-03-27 1974-03-27 Verfahren zur Herstellung von Niederdruckpolyäthylen

Publications (1)

Publication Number Publication Date
IT1032439B true IT1032439B (it) 1979-05-30

Family

ID=5911343

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48759/75A IT1032439B (it) 1974-03-27 1975-03-25 Tprocedimento pr produrre polietilene a bassa pressione

Country Status (6)

Country Link
US (1) US3991259A (it)
JP (1) JPS50130889A (it)
DE (1) DE2414784C3 (it)
FR (1) FR2265778B1 (it)
GB (1) GB1493629A (it)
IT (1) IT1032439B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2809337C2 (de) * 1978-03-03 1984-07-12 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung von Niederdruckpolymerisaten des Äthylens mit breiter Molekulargewichtsverteilung
JPS584925B2 (ja) * 1978-06-21 1983-01-28 日石三菱株式会社 ポリオレフインの製造方法
US4472519A (en) * 1982-08-27 1984-09-18 Phillips Petroleum Company Polymerization catalyst system
US4935474A (en) * 1983-06-06 1990-06-19 Exxon Research & Engineering Company Process and catalyst for producing polyethylene having a broad molecular weight distribution
US4618662A (en) * 1984-04-23 1986-10-21 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefins
FR2633627B1 (fr) * 1988-06-30 1992-05-07 Norsolor Sa Systeme catalytique pour la polymerisation des olefines
US5013798A (en) * 1990-05-24 1991-05-07 Shell Oil Corporation Hydrogenation catalyst and hydrogenation process wherein said catalyst is used
US5061668A (en) * 1990-05-24 1991-10-29 Shell Oil Company Hydrogenation catalyst and hydrogenation process wherein said catalyst is used
AU2003287220A1 (en) * 2002-10-25 2004-05-13 Exxonmobil Chemical Patents Inc. Late transition metal catalysts for olefin oligomerizations

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1545177B2 (de) * 1960-04-19 1972-01-05 Wacker-Chemie GmbH, 8000 München Verfahren zur herstellung von katalysatoren fuer die pola merisation ungesaettigter organischer verbindungen
US3644318A (en) * 1968-08-21 1972-02-22 Hoechst Ag Process for the polymerization of olefins
DE2126250C3 (de) * 1971-05-26 1980-06-12 Wacker-Chemie Gmbh, 8000 Muenchen Verfahren zur Herstellung von Polyäthylen oder modifiziertem Polyäthylen mit enger Molekulargewichtsverteilung

Also Published As

Publication number Publication date
DE2414784B2 (de) 1980-01-31
FR2265778B1 (it) 1977-04-15
GB1493629A (en) 1977-11-30
US3991259A (en) 1976-11-09
JPS50130889A (it) 1975-10-16
DE2414784C3 (de) 1980-10-09
FR2265778A1 (it) 1975-10-24
DE2414784A1 (de) 1975-10-09

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