DK149078C - Fremgangsmaade til fremstilling af en paa siliciumoxid afsat chromoxidholdig ethylen-polymerisationskatalysator samt fremgangsmaade til polymerisation af ethylen - Google Patents

Fremgangsmaade til fremstilling af en paa siliciumoxid afsat chromoxidholdig ethylen-polymerisationskatalysator samt fremgangsmaade til polymerisation af ethylen

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Publication number
DK149078C
DK149078C DK116977A DK116977A DK149078C DK 149078 C DK149078 C DK 149078C DK 116977 A DK116977 A DK 116977A DK 116977 A DK116977 A DK 116977A DK 149078 C DK149078 C DK 149078C
Authority
DK
Denmark
Prior art keywords
procedure
ethylene
polymerization
chromoxide
depended
Prior art date
Application number
DK116977A
Other languages
English (en)
Other versions
DK116977A (da
DK149078B (da
Inventor
James Newton Short
Donald Reinhold Witt
Original Assignee
Phillips Petroleum 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 Phillips Petroleum Co filed Critical Phillips Petroleum Co
Publication of DK116977A publication Critical patent/DK116977A/da
Publication of DK149078B publication Critical patent/DK149078B/da
Application granted granted Critical
Publication of DK149078C publication Critical patent/DK149078C/da

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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
    • 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

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  • 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)
  • Polymerization Catalysts (AREA)
  • Catalysts (AREA)
  • Silicon Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DK116977A 1976-03-18 1977-03-17 Fremgangsmaade til fremstilling af en paa siliciumoxid afsat chromoxidholdig ethylen-polymerisationskatalysator samt fremgangsmaade til polymerisation af ethylen DK149078C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66793576 1976-03-18
US05/667,935 US4081407A (en) 1976-03-18 1976-03-18 Catalyst support prepared by alcohol treatment of hydrogels

Publications (3)

Publication Number Publication Date
DK116977A DK116977A (da) 1977-09-19
DK149078B DK149078B (da) 1986-01-13
DK149078C true DK149078C (da) 1986-06-16

Family

ID=24680279

Family Applications (1)

Application Number Title Priority Date Filing Date
DK116977A DK149078C (da) 1976-03-18 1977-03-17 Fremgangsmaade til fremstilling af en paa siliciumoxid afsat chromoxidholdig ethylen-polymerisationskatalysator samt fremgangsmaade til polymerisation af ethylen

Country Status (14)

Country Link
US (2) US4081407A (da)
JP (1) JPS52112684A (da)
BE (1) BE852608A (da)
BR (1) BR7701482A (da)
CA (1) CA1080200A (da)
DE (1) DE2711911C3 (da)
DK (1) DK149078C (da)
ES (1) ES456277A1 (da)
FI (1) FI62469C (da)
FR (1) FR2344573A1 (da)
GB (1) GB1575419A (da)
NO (1) NO148888C (da)
PH (1) PH13240A (da)
SE (1) SE7703022L (da)

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US4436883A (en) 1982-01-20 1984-03-13 Phillips Petroleum Company Polymerization using a support formed by heating silica gel in inert atmosphere
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DE3938723A1 (de) * 1989-11-23 1991-05-29 Basf Ag Katalysator zur herstellung von hochmolekularen homo- oder copolymerisaten des ethens sowie dessen herstellung
IT1251937B (it) * 1991-10-17 1995-05-27 Donegani Guido Ist Xerogels di silice ad alta porosita` e processo per la loro preparazione.
US5183792A (en) * 1991-11-26 1993-02-02 Allied-Signal Inc. Catalyst for making polyethylene
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US5372983A (en) * 1993-05-24 1994-12-13 W. R. Grace & Co.-Conn. Preparation of catalysts and supports
US5541304A (en) * 1994-05-02 1996-07-30 Hercules Incorporated Crosslinked hydrogel compositions with improved mechanical performance
US5576262A (en) * 1994-06-02 1996-11-19 W. R. Grace & Co.-Conn. Glycol ether compounds for the production of polyolefin catalysts and supports
DE19735770C1 (de) 1997-08-18 1999-05-27 Bayer Ag Verfahren zur Herstellung von Diarylcarbonaten
US6586501B1 (en) 1999-01-20 2003-07-01 Cabot Corporation Aggregates having attached polymer groups and polymer foams
US6258864B1 (en) 1999-01-20 2001-07-10 Cabot Corporation Polymer foam containing chemically modified carbonaceous filler
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CA2564486C (en) 2004-04-22 2011-03-22 Chevron Phillips Chemical Company Lp Catalyst systems for producing polymers having broad molecular weight distributions and methods of making the same
US7307133B2 (en) * 2004-04-22 2007-12-11 Chevron Phillips Chemical Company Lp Polymers having broad molecular weight distributions and methods of making the same
US6977235B2 (en) * 2004-04-22 2005-12-20 Chevron Phillips Chemical Company, Lp Catalyst systems comprising a calcined chromium catalyst and a non-transition metal cyclopentadienyl cocatalyst
US7163906B2 (en) * 2004-11-04 2007-01-16 Chevron Phillips Chemical Company, Llp Organochromium/metallocene combination catalysts for producing bimodal resins
US20060155082A1 (en) * 2005-01-10 2006-07-13 Mcdaniel Max P Process for producing polymers
US8440772B2 (en) 2011-04-28 2013-05-14 Chevron Phillips Chemical Company Lp Methods for terminating olefin polymerizations
US9023967B2 (en) 2011-11-30 2015-05-05 Chevron Phillips Chemical Company Lp Long chain branched polymers and methods of making same
US8487053B2 (en) 2011-11-30 2013-07-16 Chevron Phillips Chemical Company Lp Methods for removing polymer skins from reactor walls
US8501882B2 (en) 2011-12-19 2013-08-06 Chevron Phillips Chemical Company Lp Use of hydrogen and an organozinc compound for polymerization and polymer property control
US8703883B2 (en) 2012-02-20 2014-04-22 Chevron Phillips Chemical Company Lp Systems and methods for real-time catalyst particle size control in a polymerization reactor
US10273315B2 (en) 2012-06-20 2019-04-30 Chevron Phillips Chemical Company Lp Methods for terminating olefin polymerizations
US8916494B2 (en) 2012-08-27 2014-12-23 Chevron Phillips Chemical Company Lp Vapor phase preparation of fluorided solid oxides
US8940842B2 (en) 2012-09-24 2015-01-27 Chevron Phillips Chemical Company Lp Methods for controlling dual catalyst olefin polymerizations
US10577440B2 (en) 2013-03-13 2020-03-03 Chevron Phillips Chemical Company Lp Radically coupled resins and methods of making and using same
US10654948B2 (en) 2013-03-13 2020-05-19 Chevron Phillips Chemical Company Lp Radically coupled resins and methods of making and using same
US9708426B2 (en) 2015-06-01 2017-07-18 Chevron Phillips Chemical Company Lp Liquid-solid sampling system for a loop slurry reactor
US10213766B2 (en) 2015-09-18 2019-02-26 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst
WO2017078974A1 (en) 2015-11-05 2017-05-11 Chevron Phillips Chemical Company Lp Radically coupled resins and methods of making and using same
US10005861B2 (en) 2016-06-09 2018-06-26 Chevron Phillips Chemical Company Lp Methods for increasing polymer production rates with halogenated hydrocarbon compounds
US9988468B2 (en) 2016-09-30 2018-06-05 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst
US20200369803A1 (en) 2016-12-29 2020-11-26 Chevron Phillips Chemical Company Lp Methods of Preparing a Catalyst
US10654953B2 (en) 2016-12-29 2020-05-19 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst
US11267914B2 (en) 2016-12-29 2022-03-08 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst
US10550252B2 (en) 2017-04-20 2020-02-04 Chevron Phillips Chemical Company Lp Bimodal PE resins with improved melt strength
US10287369B2 (en) 2017-04-24 2019-05-14 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst
US10513570B2 (en) 2017-11-17 2019-12-24 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst
US10323109B2 (en) 2017-11-17 2019-06-18 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst utilizing hydrated reagents
CN109836517B (zh) * 2017-11-28 2021-07-02 中国石油天然气股份有限公司 烯烃催化用硅胶载体的制备方法
US10543480B2 (en) 2018-04-16 2020-01-28 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst utilizing hydrated reagents
US10722874B2 (en) 2018-04-16 2020-07-28 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst utilizing hydrated reagents
US11266976B2 (en) 2018-04-16 2022-03-08 Chevron Phillips Chemical Company Lp Methods of preparing a catalyst with low HRVOC emissions
US10774161B2 (en) 2019-01-31 2020-09-15 Chevron Phillips Chemical Company Lp Systems and methods for polyethylene recovery with low volatile content
US11674023B2 (en) 2020-10-15 2023-06-13 Chevron Phillips Chemical Company Lp Polymer composition and methods of making and using same
US12077616B2 (en) 2021-12-15 2024-09-03 Chevron Phillips Chemical Company Lp Production of polyethylene and ethylene oligomers from ethanol and the use of biomass and waste streams as feedstocks to produce the ethanol
CN118541402A (zh) 2022-01-14 2024-08-23 埃科维斯特催化剂技术有限责任公司 制备钛改性的Cr/二氧化硅催化剂的方法
AU2022436875A1 (en) * 2022-01-15 2024-08-29 Vivos, Inc., d/b/a Advanced Medical Isotope Corporation Radiotherapy gel and method of preparing the same
US11845814B2 (en) 2022-02-01 2023-12-19 Chevron Phillips Chemical Company Lp Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor
US20230331875A1 (en) 2022-04-19 2023-10-19 Chevron Phillips Chemical Company Lp Loop slurry periodogram control to prevent reactor fouling and reactor shutdowns

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Also Published As

Publication number Publication date
BR7701482A (pt) 1977-11-08
NO148888C (no) 1984-01-11
PH13240A (en) 1980-02-14
SE7703022L (sv) 1977-09-19
BE852608A (fr) 1977-09-19
NO148888B (no) 1983-09-26
DE2711911C3 (de) 1979-09-20
FI770340A (da) 1977-09-19
US4081407A (en) 1978-03-28
DK116977A (da) 1977-09-19
FR2344573A1 (fr) 1977-10-14
DE2711911A1 (de) 1977-09-22
GB1575419A (en) 1980-09-24
CA1080200A (en) 1980-06-24
DK149078B (da) 1986-01-13
NO770945L (no) 1977-09-20
DE2711911B2 (de) 1979-01-25
JPS52112684A (en) 1977-09-21
FI62469B (fi) 1982-09-30
FI62469C (fi) 1983-01-10
ES456277A1 (es) 1979-01-01
US4152503A (en) 1979-05-01
FR2344573B1 (da) 1981-02-13
JPS5618122B2 (da) 1981-04-27

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