IT1057005B - Preparazione di polimero di etilene di densita da bassa a media in un reattore a letto fluido - Google Patents

Preparazione di polimero di etilene di densita da bassa a media in un reattore a letto fluido

Info

Publication number
IT1057005B
IT1057005B IT21054/76A IT2105476A IT1057005B IT 1057005 B IT1057005 B IT 1057005B IT 21054/76 A IT21054/76 A IT 21054/76A IT 2105476 A IT2105476 A IT 2105476A IT 1057005 B IT1057005 B IT 1057005B
Authority
IT
Italy
Prior art keywords
preparation
low
bed reactor
fluid bed
ethylene polymer
Prior art date
Application number
IT21054/76A
Other languages
English (en)
Italian (it)
Original Assignee
Union Carbide 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
Priority claimed from US05/557,122 external-priority patent/US4011382A/en
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of IT1057005B publication Critical patent/IT1057005B/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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
    • C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
  • Polymerization Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT21054/76A 1975-03-10 1976-03-10 Preparazione di polimero di etilene di densita da bassa a media in un reattore a letto fluido IT1057005B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/557,122 US4011382A (en) 1975-03-10 1975-03-10 Preparation of low and medium density ethylene polymer in fluid bed reactor
US64897176A 1976-01-14 1976-01-14

Publications (1)

Publication Number Publication Date
IT1057005B true IT1057005B (it) 1982-03-10

Family

ID=27071336

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21054/76A IT1057005B (it) 1975-03-10 1976-03-10 Preparazione di polimero di etilene di densita da bassa a media in un reattore a letto fluido

Country Status (19)

Country Link
JP (1) JPS51112891A (en)van)
AR (1) AR206852A1 (en)van)
AU (1) AU499043B2 (en)van)
BR (1) BR7601437A (en)van)
CA (1) CA1069648A (en)van)
DE (2) DE2660510C2 (en)van)
DK (1) DK152736B (en)van)
EG (1) EG12333A (en)van)
ES (1) ES445945A1 (en)van)
FI (1) FI63248C (en)van)
FR (1) FR2303813A1 (en)van)
GB (1) GB1531544A (en)van)
HK (1) HK41379A (en)van)
IT (1) IT1057005B (en)van)
MY (1) MY8000002A (en)van)
NL (1) NL7602515A (en)van)
NO (2) NO149892C (en)van)
NZ (1) NZ180275A (en)van)
SE (1) SE426836B (en)van)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2405961A1 (fr) * 1977-10-12 1979-05-11 Naphtachimie Sa Procede de copolymerisation d'olefines en phase gazeuse en presence d'un lit fluidise de copolymere et d'un catalyseur contenant du titane et du magnesium
US4390677A (en) * 1978-03-31 1983-06-28 Karol Frederick J Article molded from ethylene hydrocarbon copolymer
JPS5552309A (en) * 1978-10-11 1980-04-16 Nippon Oil Co Ltd Preparation of copolymer
JPS5554308A (en) * 1978-10-17 1980-04-21 Nippon Oil Co Ltd Preparation of copolymer
JPS5556110A (en) * 1978-10-20 1980-04-24 Nippon Oil Co Ltd Preparation of copolymer
JPS5556111A (en) * 1978-10-20 1980-04-24 Nippon Oil Co Ltd Preparation of copolymer
JPS5558210A (en) * 1978-10-26 1980-04-30 Nippon Oil Co Ltd Production of copolymer
JPS5573712A (en) * 1978-11-29 1980-06-03 Nippon Oil Co Ltd Preparation of copolymer
JPS606558Y2 (ja) * 1979-03-29 1985-03-01 日立造船株式会社 シャッタ−ドアの水密装置
JPS56129204A (en) * 1980-03-14 1981-10-09 Nippon Oil Co Ltd Apparatus for vapor-phase polymerization of olefin
JPS56159205A (en) * 1980-05-14 1981-12-08 Nippon Oil Co Ltd Equipment for olefin gas-phase polymerization
FR2493855B1 (fr) * 1980-11-13 1986-01-10 Naphtachimie Sa Compositions de polypropylene de resistance au choc ameliorees
FR2493856B1 (fr) * 1980-11-13 1986-03-21 Naphtachimie Sa Compositions de polypropylene a haute resistance au choc
IT1210855B (it) * 1982-02-12 1989-09-29 Assoreni Ora Enichem Polimeri Polimeri dell'etilene a struttura lineare e processi per la loro preparazione.
PH25361A (en) * 1988-04-12 1991-05-13 Union Carbide Corp Method for decreasing swell properties of alpha olefins
EP1845110A1 (en) * 2006-04-13 2007-10-17 Total Petrochemicals Research Feluy Chromium-based catalysts
EP2004706B2 (en) * 2006-04-13 2017-09-27 Total Research & Technology Feluy Branched low and medium density polyethylene
ATE467647T1 (de) 2007-02-01 2010-05-15 Basell Polyolefine Gmbh Einmodus-copolymer von ethylen zum spritzgiessen und verfahren zu dessen herstellung
JP5501962B2 (ja) 2008-06-05 2014-05-28 株式会社Ａｄｅｋａ アルミニウムフェノキシド化合物を用いた安定化ポリマーの製造方法。

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1808388U (de) 1960-02-13 1960-03-24 Franz Raichle Anzuendegeraet fuer oeloefen.
US3445367A (en) * 1965-11-22 1969-05-20 Phillips Petroleum Co Catalyst and process for making olefin polymers of narrow molecular weight distribution
US3622521A (en) * 1967-08-21 1971-11-23 Phillips Petroleum Co Olefin polymerization with chromium and titanium-containing compounds
US3666736A (en) * 1969-03-24 1972-05-30 Phillips Petroleum Co Low density ethylene-butene copolymers
GB1429174A (en) * 1972-06-12 1976-03-24 Bp Chem Int Ltd Polymerisation process and catalyst
BE787508A (fr) * 1972-08-04 1973-02-12 Bp Chem Int Ltd Procede de polymerisation.

Also Published As

Publication number Publication date
FI63248B (fi) 1983-01-31
NO149892B (no) 1984-04-02
AU499043B2 (en) 1979-04-05
JPS5618132B2 (en)van) 1981-04-27
SE7603163L (sv) 1976-09-13
EG12333A (en) 1978-09-30
NL7602515A (nl) 1976-09-14
NO149892C (no) 1984-07-11
FR2303813A1 (fr) 1976-10-08
NO760827L (en)van) 1976-09-13
GB1531544A (en) 1978-11-08
DE2660510C2 (de) 1987-11-12
AR206852A1 (es) 1976-08-23
DE2609889A1 (de) 1976-09-23
DK101576A (da) 1976-09-11
BR7601437A (pt) 1976-09-14
DK152736B (da) 1988-05-02
ES445945A1 (es) 1977-05-16
DE2609889C2 (de) 1982-08-26
MY8000002A (en) 1980-12-31
CA1069648A (en) 1980-01-08
JPS51112891A (en) 1976-10-05
NO153142B (no) 1985-10-14
NO153142C (no) 1986-01-22
NZ180275A (en) 1978-06-20
NO832207L (no) 1976-09-13
FI63248C (fi) 1983-05-10
HK41379A (en) 1979-06-29
FR2303813B1 (en)van) 1979-09-07
FI760608A7 (en)van) 1976-09-11
SE426836B (sv) 1983-02-14
AU1181176A (en) 1977-09-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941209