IT8421468A1 - Procedimento per la preparazione di copolimero di etilene e alfa olefine a lunga catena - Google Patents

Procedimento per la preparazione di copolimero di etilene e alfa olefine a lunga catena

Info

Publication number
IT8421468A1
IT8421468A1 IT1984A21468A IT2146884A IT8421468A1 IT 8421468 A1 IT8421468 A1 IT 8421468A1 IT 1984A21468 A IT1984A21468 A IT 1984A21468A IT 2146884 A IT2146884 A IT 2146884A IT 8421468 A1 IT8421468 A1 IT 8421468A1
Authority
IT
Italy
Prior art keywords
procedure
preparation
long chain
ethylene copolymer
alpha olefin
Prior art date
Application number
IT1984A21468A
Other languages
English (en)
Other versions
IT8421468A0 (it
IT1175515B (it
Original Assignee
Neste Oy
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 Neste Oy filed Critical Neste Oy
Publication of IT8421468A0 publication Critical patent/IT8421468A0/it
Publication of IT8421468A1 publication Critical patent/IT8421468A1/it
Application granted granted Critical
Publication of IT1175515B publication Critical patent/IT1175515B/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

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)
  • Lubricants (AREA)
IT21468/84A 1983-06-22 1984-06-19 Procedimento per la preparazione di copolimero di etilene e alfa olefine a lunga catena IT1175515B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI832287A FI68632C (fi) 1983-06-22 1983-06-22 Foerfarande foer framstaellning av sampolymerer av eten och langkedjade alfa-olefiner

Publications (3)

Publication Number Publication Date
IT8421468A0 IT8421468A0 (it) 1984-06-19
IT8421468A1 true IT8421468A1 (it) 1985-12-19
IT1175515B IT1175515B (it) 1987-07-01

Family

ID=8517401

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21468/84A IT1175515B (it) 1983-06-22 1984-06-19 Procedimento per la preparazione di copolimero di etilene e alfa olefine a lunga catena

Country Status (10)

Country Link
US (1) US4690991A (it)
JP (1) JPH0699524B2 (it)
BE (1) BE899984A (it)
DE (2) DE3490300C2 (it)
FI (1) FI68632C (it)
FR (1) FR2549073B1 (it)
GB (1) GB2152517A (it)
IT (1) IT1175515B (it)
NL (1) NL190666C (it)
WO (1) WO1985000172A1 (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3621394A1 (de) * 1986-06-26 1988-01-14 Ruhrchemie Ag Mischpolymerisate des ethylens, verfahren zu ihrer herstellung und ihre verwendung
DE3621763A1 (de) * 1986-06-28 1988-01-21 Bayer Ag Verfahren zur herstellung von verzweigtem niederdruckpolyethen, neue niederdruckpolyethene und praeformierte bifunktionelle katalysatoren
CA2003882C (en) 1988-12-19 1997-01-07 Edwin Rogers Smith Heat shrinkable very low density polyethylene terpolymer film
US6025448A (en) * 1989-08-31 2000-02-15 The Dow Chemical Company Gas phase polymerization of olefins
US6538080B1 (en) 1990-07-03 2003-03-25 Bp Chemicals Limited Gas phase polymerization of olefins
US5525695A (en) 1991-10-15 1996-06-11 The Dow Chemical Company Elastic linear interpolymers
US5783638A (en) * 1991-10-15 1998-07-21 The Dow Chemical Company Elastic substantially linear ethylene polymers
US5395471A (en) 1991-10-15 1995-03-07 The Dow Chemical Company High drawdown extrusion process with greater resistance to draw resonance
US5278272A (en) 1991-10-15 1994-01-11 The Dow Chemical Company Elastic substantialy linear olefin polymers
US5582923A (en) 1991-10-15 1996-12-10 The Dow Chemical Company Extrusion compositions having high drawdown and substantially reduced neck-in
US5674342A (en) 1991-10-15 1997-10-07 The Dow Chemical Company High drawdown extrusion composition and process
US5939348A (en) * 1991-11-06 1999-08-17 Mobil Oil Corporation Catalyst for the manufacture of polythylene with a narrow molecular weight distribution
US5470812A (en) * 1991-11-06 1995-11-28 Mobil Oil Corporation High activity polyethylene catalysts prepared with alkoxysilane reagents
US6291384B1 (en) 1991-11-06 2001-09-18 Mobil Oil Corporation High activity catalyst prepared with alkoxysilanes
JPH07501845A (ja) * 1991-12-13 1995-02-23 エクソン・ケミカル・パテンツ・インク エチレンとより長いアルファーオレフィンのコポリマー
EP0729478B1 (en) * 1993-11-18 1999-01-07 Mobil Oil Corporation A catalyst composition for the copolymerization of ethylene
US5792534A (en) 1994-10-21 1998-08-11 The Dow Chemical Company Polyolefin film exhibiting heat resistivity, low hexane extractives and controlled modulus
CN111662402B (zh) * 2019-03-08 2023-02-28 浙江大学 一种聚烯烃组合物及其制备方法和应用

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USB632416I5 (it) * 1956-03-01 1976-03-09
NL266693A (it) * 1961-07-05
JPS4939507B1 (it) * 1963-07-31 1974-10-25
CA849081A (en) * 1967-03-02 1970-08-11 Du Pont Of Canada Limited PRODUCTION OF ETHYLENE/.alpha.-OLEFIN COPOLYMERS OF IMPROVED PHYSICAL PROPERTIES
JPS607645B2 (ja) * 1976-04-19 1985-02-26 チッソ株式会社 共重合体ポリプロピレン用触媒の重合前活性化による該共重合体の製造法
JPS5952643B2 (ja) * 1977-01-27 1984-12-20 三井化学株式会社 エチレン共重合体
JPS6011925B2 (ja) * 1978-10-18 1985-03-29 三井化学株式会社 エチレン共重合体の製造方法
JPS5573712A (en) * 1978-11-29 1980-06-03 Nippon Oil Co Ltd Preparation of copolymer
JPS6042805B2 (ja) * 1979-02-27 1985-09-25 日石三菱株式会社 共重合体の製法
JPS56815A (en) * 1979-05-24 1981-01-07 Nippon Oil Co Ltd Preparation of polyolefin
IT1210855B (it) * 1982-02-12 1989-09-29 Assoreni Ora Enichem Polimeri Polimeri dell'etilene a struttura lineare e processi per la loro preparazione.

Also Published As

Publication number Publication date
FI832287A0 (fi) 1983-06-22
FI68632B (fi) 1985-06-28
FR2549073B1 (fr) 1989-08-11
NL190666C (nl) 1994-06-16
BE899984A (fr) 1984-10-15
FI68632C (fi) 1985-10-10
JPS60501609A (ja) 1985-09-26
NL190666B (nl) 1994-01-17
NL8420184A (nl) 1985-04-01
US4690991A (en) 1987-09-01
FR2549073A1 (fr) 1985-01-18
DE3490300T1 (de) 1985-05-15
IT8421468A0 (it) 1984-06-19
FI832287L (fi) 1984-12-23
GB8502724D0 (en) 1985-03-06
JPH0699524B2 (ja) 1994-12-07
DE3490300C2 (it) 1992-05-07
GB2152517A (en) 1985-08-07
IT1175515B (it) 1987-07-01
WO1985000172A1 (en) 1985-01-17

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