IT957874B - Procedimento per la produzione di polietilene finemente suddiviso - Google Patents

Procedimento per la produzione di polietilene finemente suddiviso

Info

Publication number
IT957874B
IT957874B IT50260/72A IT5026072A IT957874B IT 957874 B IT957874 B IT 957874B IT 50260/72 A IT50260/72 A IT 50260/72A IT 5026072 A IT5026072 A IT 5026072A IT 957874 B IT957874 B IT 957874B
Authority
IT
Italy
Prior art keywords
procedure
production
finely divided
divided polyethylene
polyethylene
Prior art date
Application number
IT50260/72A
Other languages
English (en)
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT957874B publication Critical patent/IT957874B/it

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
    • C08F10/02—Ethene
    • 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
    • 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
    • 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
    • Y10S526/909—Polymerization characterized by particle size of product

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)
IT50260/72A 1971-05-18 1972-05-15 Procedimento per la produzione di polietilene finemente suddiviso IT957874B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2124591A DE2124591C3 (de) 1971-05-18 1971-05-18 Verfahren zum Herstellen von Polyäthylen

Publications (1)

Publication Number Publication Date
IT957874B true IT957874B (it) 1973-10-20

Family

ID=5808220

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50260/72A IT957874B (it) 1971-05-18 1972-05-15 Procedimento per la produzione di polietilene finemente suddiviso

Country Status (9)

Country Link
US (1) US3817969A (it)
AT (1) AT320962B (it)
AU (1) AU470382B2 (it)
BE (1) BE783582A (it)
DE (1) DE2124591C3 (it)
FR (1) FR2138130B1 (it)
GB (1) GB1385770A (it)
IT (1) IT957874B (it)
NL (1) NL7206597A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2331103C2 (de) * 1973-06-19 1983-12-08 Basf Ag, 6700 Ludwigshafen Verfahren zum Herstellen kleinteiliger Homo- oder Copolymerisate des Äthylens
DE2539103C2 (de) * 1975-09-03 1985-06-05 Basf Ag, 6700 Ludwigshafen Verfahren zur Wärmeabfuhr bei der Homo- oder Mischpolymerisation von Äthylen in der Gasphase
IT1062072B (it) * 1976-06-03 1983-06-25 Montedison Spa Catalizzatori per la polimerizzazione di etilene
DE60236187D1 (de) * 2001-08-02 2010-06-10 Asahi Kasei Chemicals Corp Sintererzeugnis, harzteilchen und verfahren zu dessen herstellung
EP1886985B1 (en) * 2006-07-31 2009-09-02 Saudi Basic Industries Corporation Process for oligomerization of ethylene and/or alpha-olefins

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967834A (en) * 1958-02-13 1961-01-10 American Cyanamid Co Preparation of solid metal halide polymerization catalysts
US3676415A (en) * 1968-06-27 1972-07-11 Hoechst Ag Process for polymerizing {60 -olefins
CA936545A (en) * 1969-11-29 1973-11-06 Distugil Procede et appareil perfectionnes pour la preparation de dichlorobutenes par chlorination du butadiene

Also Published As

Publication number Publication date
DE2124591C3 (de) 1980-06-19
AU470382B2 (en) 1976-03-11
FR2138130A1 (it) 1972-12-29
DE2124591B2 (de) 1979-09-13
AU4205872A (en) 1973-11-15
NL7206597A (it) 1972-11-21
US3817969A (en) 1974-06-18
AT320962B (de) 1975-03-10
GB1385770A (en) 1975-02-26
FR2138130B1 (it) 1980-02-22
BE783582A (fr) 1972-11-17
DE2124591A1 (de) 1972-12-07

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