ATE90946T1 - Verfahren zur verringerung der schmelzfluessigkeit von olefinpolymerprodukten. - Google Patents

Verfahren zur verringerung der schmelzfluessigkeit von olefinpolymerprodukten.

Info

Publication number
ATE90946T1
ATE90946T1 AT88303430T AT88303430T ATE90946T1 AT E90946 T1 ATE90946 T1 AT E90946T1 AT 88303430 T AT88303430 T AT 88303430T AT 88303430 T AT88303430 T AT 88303430T AT E90946 T1 ATE90946 T1 AT E90946T1
Authority
AT
Austria
Prior art keywords
reducing
olefin polymer
polymer products
polymerization
melt liquid
Prior art date
Application number
AT88303430T
Other languages
English (en)
Inventor
Israel Gershon Burstain
Original Assignee
Shell Oil 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 Shell Oil Co filed Critical Shell Oil Co
Application granted granted Critical
Publication of ATE90946T1 publication Critical patent/ATE90946T1/de

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
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • 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
    • 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
    • Y10S526/905—Polymerization in presence of transition metal containing catalyst in presence of hydrogen

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)
  • Polymerisation Methods In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processing Of Solid Wastes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT88303430T 1987-04-23 1988-04-15 Verfahren zur verringerung der schmelzfluessigkeit von olefinpolymerprodukten. ATE90946T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/041,501 US4851488A (en) 1987-04-23 1987-04-23 Process for altering hydrogenated polymer compositions from high melt flow to low melt flow
EP88303430A EP0288226B1 (de) 1987-04-23 1988-04-15 Verfahren zur Verringerung der Schmelzflüssigkeit von Olefinpolymerprodukten

Publications (1)

Publication Number Publication Date
ATE90946T1 true ATE90946T1 (de) 1993-07-15

Family

ID=21916851

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88303430T ATE90946T1 (de) 1987-04-23 1988-04-15 Verfahren zur verringerung der schmelzfluessigkeit von olefinpolymerprodukten.

Country Status (19)

Country Link
US (1) US4851488A (de)
EP (1) EP0288226B1 (de)
JP (1) JP2577432B2 (de)
KR (1) KR950013678B1 (de)
CN (1) CN88102421A (de)
AT (1) ATE90946T1 (de)
AU (1) AU601568B2 (de)
BR (1) BR8801946A (de)
CA (1) CA1301407C (de)
DD (1) DD268708A5 (de)
DE (1) DE3881945T2 (de)
FI (1) FI92937C (de)
HU (1) HUT46344A (de)
MY (1) MY103261A (de)
NO (1) NO170688C (de)
NZ (1) NZ224280A (de)
PL (1) PL153623B1 (de)
PT (1) PT87274B (de)
ZA (1) ZA882822B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5055534A (en) * 1989-12-28 1991-10-08 Union Carbide Chemicals And Plastics Technology Corporation Preparation of very low molecular weight polyethylene in a fluidized bed
US5134208A (en) * 1991-09-27 1992-07-28 Shell Oil Company Polymerization process
US5194529A (en) * 1991-10-28 1993-03-16 Shell Oil Company Polymerization process
JPH09216913A (ja) * 1995-12-04 1997-08-19 Mitsubishi Chem Corp オレフィン重合体の製造法
US5739220A (en) * 1997-02-06 1998-04-14 Fina Technology, Inc. Method of olefin polymerization utilizing hydrogen pulsing, products made therefrom, and method of hydrogenation
FI973050A (fi) * 1997-07-18 1999-01-19 Borealis As Menetelmä sellaisten olefiinipolymeerien valmistamiseksi joilla on haluttu molekyylipainojakauma
EP0905151A1 (de) * 1997-09-27 1999-03-31 Fina Research S.A. Herstellung von Polyäthylen mit einer breiten Molekulargewichtsverteilung
EP0905153B1 (de) * 1997-09-27 2004-03-31 ATOFINA Research Herstellung von Polyäthylen mit einer breiten Molekulargewichtsverteilung
US6258903B1 (en) 1998-12-18 2001-07-10 Univation Technologies Mixed catalyst system
EP1041090A1 (de) 1999-03-29 2000-10-04 Fina Research S.A. Herstellung von Polyethylen mit breiter Molekulargewichtsverteilung
RU2431640C2 (ru) * 2006-02-02 2011-10-20 Базелль Полиолефине Гмбх Полипропиленовые пластмассы, полученные методом выдувной экструзии, пропиленовое волокно и нетканый материал из него же, а также методы их получения
US7960486B2 (en) * 2008-08-08 2011-06-14 Sumitomo Chemical Company, Limited Process for producing olefin polymer
US7897705B2 (en) * 2008-08-08 2011-03-01 Sumitomo Chemical Company, Limited Process for producing olefin polymer
GB2466629B (en) * 2008-12-29 2011-08-17 Schlumberger Holdings Catalytic hydrogenation
MX2012000250A (es) 2009-06-29 2012-01-25 Chevron Philips Chemical Company Lp Sistemas catalizadores duales de metaloceno para disminuir el indice de fusion e incrementar las velocidades de produccion de polimero.
EP2448977B1 (de) 2009-06-29 2015-08-19 Chevron Phillips Chemical Company LP Verwendung von wasserstoffabsorptionskatalysatoren zur steuerung des molekulargewichts von polymer und der wasserstoffkonzentration in einem polymerisationsreaktor
US9000106B2 (en) * 2012-05-02 2015-04-07 Exxonmobil Chemical Patents Inc. Copolymer production system and process
US10544237B2 (en) 2015-08-26 2020-01-28 Exxonmobil Chemical Patents Inc. Method of regulating hydrogen to a polymerization reactor
WO2018038796A1 (en) 2016-08-23 2018-03-01 Exxonmobil Chemical Patents Inc. Olefin polymerization processes
US10934372B2 (en) 2016-08-23 2021-03-02 Exxonmobil Chemical Patents Inc. Olefin polymerization processes
SG11202005184XA (en) 2017-12-18 2020-07-29 Dow Global Technologies Llc Zirconocene-titanocene catalyst system
KR102301457B1 (ko) * 2018-06-21 2021-09-10 바젤 폴리올레핀 게엠베하 반응기 캐스케이드에서 에틸렌 공중합체를 제조하기 위한 현탁 공정
WO2020081202A1 (en) * 2018-10-16 2020-04-23 Exxonmobil Chemical Patents Inc. Methods of stabilizing hydrogenation catalysts

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT577536A (de) * 1954-02-25
BE552401A (de) * 1955-11-08
US3146223A (en) * 1959-08-21 1964-08-25 Shell Oil Co Polymerization in the presence of controlled amounts of hydrogen
US3356667A (en) * 1963-10-22 1967-12-05 Phillips Petroleum Co Process control
US3428619A (en) * 1965-05-27 1969-02-18 Phillips Petroleum Co Suspension handling
DE1805765C3 (de) * 1968-10-29 1980-09-11 Basf Ag, 6700 Ludwigshafen Verfahren zur Polymerisation von Propylen
US3531448A (en) * 1968-11-06 1970-09-29 Phillips Petroleum Co Process for removal of hydrogenation catalyst from hyrogenated polymers
US3595942A (en) * 1968-12-24 1971-07-27 Shell Oil Co Partially hydrogenated block copolymers
US3658780A (en) * 1969-10-22 1972-04-25 Phillips Petroleum Co Polymerization of olefins
US3673281A (en) * 1971-01-29 1972-06-27 Basf Ag Catalytic hydrogenation of polymers containing double bonds
FR2207145B1 (de) * 1972-11-17 1975-09-12 Naphtachimie Sa
US3912701A (en) * 1974-03-25 1975-10-14 Dart Ind Inc Olefin polymerization process
JPS5137112A (en) * 1974-09-26 1976-03-29 Asahi Glass Co Ltd Garasuita no ketsutensenbetsuhoho
BE843224A (fr) * 1975-07-24 1976-12-21 Nouveau catalyseur et son procede de fabrication
NL7509735A (nl) * 1975-08-15 1977-02-17 Stamicarbon Werkwijze voor het polymeriseren van alkenen-1.
US4200714A (en) * 1978-10-04 1980-04-29 Standard Oil Company (Indiana) Olefin purification process for hydrogen contaminated streams
JPS55142008A (en) * 1979-04-23 1980-11-06 Mitsui Petrochem Ind Ltd Preparation of polyolefin
JPS60220147A (ja) * 1984-04-18 1985-11-02 Asahi Chem Ind Co Ltd オレフイン水添触媒および該触媒を用いた重合体の水添方法

Also Published As

Publication number Publication date
FI92937C (fi) 1995-01-25
DE3881945T2 (de) 1994-01-05
NO170688B (no) 1992-08-10
NO170688C (no) 1992-11-18
CA1301407C (en) 1992-05-19
PT87274B (pt) 1992-08-31
PT87274A (pt) 1988-05-01
AU1471688A (en) 1988-10-27
KR950013678B1 (ko) 1995-11-13
PL272027A1 (en) 1989-02-06
US4851488A (en) 1989-07-25
CN88102421A (zh) 1988-11-09
KR880012650A (ko) 1988-11-28
PL153623B1 (en) 1991-05-31
EP0288226A3 (en) 1990-02-28
FI92937B (fi) 1994-10-14
MY103261A (en) 1993-05-29
FI881915A (fi) 1988-10-24
FI881915A0 (fi) 1988-04-22
DD268708A5 (de) 1989-06-07
JP2577432B2 (ja) 1997-01-29
AU601568B2 (en) 1990-09-13
DE3881945D1 (de) 1993-07-29
JPH01131204A (ja) 1989-05-24
BR8801946A (pt) 1988-11-22
NO881783D0 (no) 1988-04-22
HUT46344A (en) 1988-10-28
NZ224280A (en) 1989-12-21
ZA882822B (en) 1988-10-24
EP0288226A2 (de) 1988-10-26
EP0288226B1 (de) 1993-06-23
NO881783L (no) 1988-10-24

Similar Documents

Publication Publication Date Title
ATE90946T1 (de) Verfahren zur verringerung der schmelzfluessigkeit von olefinpolymerprodukten.
SG24886G (en) Silica-supported, chromium oxide-containing olefin polymerization catalysts
PL267645A1 (en) A catalyst of olefins polymerization,a method of a catalyst of olefins polymerization production,a catalytic system for olefins polymerization and a method of ethylene polymers and ethylene polymers and - olefins or diolefins
ATE11295T1 (de) Verfahren zur polymerisation von olefinen.
ATE33497T1 (de) Verfahren zur herstellung eines auf vanadiumverbindungen basierten katalysators auf traeger fuer (misch)polymerisierung von aethylen und so erhaltener katalysator.
ATE165846T1 (de) Verfahren zur herstellung von klebrigen polymeren
ZA938118B (en) Catalyst composition for polymerizing olefins
AU633564B2 (en) Process for hydrogenation of polymers
DE69307369D1 (de) Katalysator für Olefinpolymerisation und Verfahren zur Herstellung davon
ATE115965T1 (de) Polymerisationskatalysator, verfahren und verbesserung.
DE68924252D1 (de) Vanadiumkatalysator auf Träger zur Herstellung von Polyolefinen mit kontrollierter Molekulargewichtsverteilung.
Burstain Process for Adjusting the Melt Flow of Olefin Polymer Products
TH12533EX (th) กรรมวิธีสำหรับการปรับการไหลขณะหลอมของผลิตภัณฑ์ของพอลิเมอร์ของโอลิฟีน
ATE138081T1 (de) Koordinationspolymerisation von styrolmonomer
TH12533A (th) กรรมวิธีสำหรับการปรับการไหลขณะหลอมของผลิตภัณฑ์ของพอลิเมอร์ของโอลิฟีน
ES475689A1 (es) Procedimiento para la polimerizacion de una o mas olefinas

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties