ZA777666B - Titanium-modified silyl chromate catalysts for ethylene polymerization - Google Patents

Titanium-modified silyl chromate catalysts for ethylene polymerization

Info

Publication number
ZA777666B
ZA777666B ZA00777666A ZA777666A ZA777666B ZA 777666 B ZA777666 B ZA 777666B ZA 00777666 A ZA00777666 A ZA 00777666A ZA 777666 A ZA777666 A ZA 777666A ZA 777666 B ZA777666 B ZA 777666B
Authority
ZA
South Africa
Prior art keywords
titanium
ethylene polymerization
silyl chromate
modified silyl
chromate catalysts
Prior art date
Application number
ZA00777666A
Other languages
English (en)
Inventor
I Levine
F Karol
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
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of ZA777666B publication Critical patent/ZA777666B/xx

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

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)
  • Polymerization Catalysts (AREA)
ZA00777666A 1977-01-21 1977-12-28 Titanium-modified silyl chromate catalysts for ethylene polymerization ZA777666B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/761,213 US4100105A (en) 1977-01-21 1977-01-21 Titanium-modified silyl chromate catalysts for ethylene polymerization

Publications (1)

Publication Number Publication Date
ZA777666B true ZA777666B (en) 1978-10-25

Family

ID=25061518

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00777666A ZA777666B (en) 1977-01-21 1977-12-28 Titanium-modified silyl chromate catalysts for ethylene polymerization

Country Status (26)

Country Link
US (2) US4100105A (enExample)
JP (1) JPS5391092A (enExample)
AR (1) AR223142A1 (enExample)
AU (1) AU524400B2 (enExample)
BE (1) BE863121A (enExample)
BR (1) BR7800318A (enExample)
CA (1) CA1111408A (enExample)
CS (1) CS203181B2 (enExample)
DE (1) DE2802517A1 (enExample)
DK (1) DK152216C (enExample)
EG (1) EG13129A (enExample)
ES (2) ES466207A1 (enExample)
FI (1) FI63950C (enExample)
FR (1) FR2378048A1 (enExample)
GB (1) GB1551596A (enExample)
HK (1) HK37483A (enExample)
IN (1) IN147022B (enExample)
IT (1) IT1093202B (enExample)
MX (1) MX4482E (enExample)
NL (1) NL177315C (enExample)
NO (1) NO155140C (enExample)
NZ (1) NZ186280A (enExample)
PH (1) PH13673A (enExample)
SE (1) SE441273B (enExample)
SU (1) SU1025322A3 (enExample)
ZA (1) ZA777666B (enExample)

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CA2605044C (en) * 2007-10-01 2014-12-02 Nova Chemicals Corporation Polymerization process using a mixed catalyst system
CA2740755C (en) 2011-05-25 2019-01-15 Nova Chemicals Corporation Chromium catalysts for olefin polymerization
CA2783494C (en) 2012-07-23 2019-07-30 Nova Chemicals Corporation Adjusting polymer composition
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SG10201801625SA (en) 2014-09-02 2018-03-28 Univation Tech Llc Polyolefin production with chromium-based catalysts
BR112017004029B1 (pt) 2014-09-02 2021-02-09 Univation Technologies, Llc método de preparação de um catalisador à base de cromo
EP3188831B1 (en) 2014-09-02 2020-10-28 Univation Technologies, LLC Polyolefin production with chromium-based catalysts
CA2870027C (en) 2014-11-07 2022-04-26 Matthew Zaki Botros Blow molding composition and process
ES2961403T3 (es) 2014-11-24 2024-03-11 Univation Tech Llc Composición que comprende partículas
BR112017010521B1 (pt) 2014-11-24 2021-11-30 Univation Technologies, Llc Composições catalisadoras à base de cromo para polimerização de olefina, método para fabricar uma composição catalisadora à base de cromo para a polimerização de olefinas e método de polimerização de olefinas
CA2891002C (en) 2015-05-13 2022-09-06 Veronica Rose Zimmerman Modeling a bed plate and its use
BR112018009655B1 (pt) 2015-11-19 2022-11-08 Dow Global Technologies Llc Composição de polietileno adequada para uso em um componente de dobradiça viva e componente de dobradiça viva
EP3387169B1 (en) 2015-12-10 2019-10-23 Dow Global Technologies, LLC Polyethylene tapes, fibers or monofilaments comprising ethylene/alpha-olefin polymer
BR112018012186B1 (pt) 2015-12-21 2022-07-12 Dow Global Technologies Llc Formulação de polietileno, artigo, artigo moldado por sopro e método para fabricar uma garrafa farmacêutica
EP3394167B1 (en) 2015-12-21 2022-03-09 Dow Global Technologies LLC Polyethylene formulations with improved barrier and environmental stress crack resistance
RU2739839C2 (ru) 2016-01-29 2020-12-28 ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи Полиолефиновая пленка с улучшенной ударной прочностью
WO2017184483A1 (en) 2016-04-20 2017-10-26 Univation Technologies, Llc Polymer flow index modifier
CN109983035B (zh) 2016-12-15 2022-02-11 尤尼威蒂恩技术有限责任公司 对聚合工艺进行评定
US11161924B2 (en) 2017-10-27 2021-11-02 Univation Technologies, Llc Polyethylene copolymer resins and films
EP3700946B1 (en) 2017-10-27 2021-09-08 Univation Technologies, LLC Selectively transitioning polymerization processes
US10738182B2 (en) 2018-04-23 2020-08-11 Dow Global Technologies Llc Molded articles and methods thereof
ES3053691T3 (en) 2018-05-24 2026-01-23 Univation Tech Llc Unimodal polyethylene copolymer and film thereof
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US12012472B2 (en) 2018-07-31 2024-06-18 Univation Technologies, Llc Unimodal polyethylene copolymer and film thereof
KR102889869B1 (ko) 2018-09-24 2025-11-25 셰브론 필립스 케미컬 컴퍼니 엘피 증가된 중합 활성을 갖는 지지된 크롬 촉매를 제조하는 방법
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DE1545098C3 (de) * 1963-09-05 1980-11-06 Union Carbide Corp., New York, N.Y. (V.St.A.) Verfahren zur Polymerisation von Äthylen
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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
US3704287A (en) * 1970-09-17 1972-11-28 Union Carbide Corp High temperature reduced catalyst and process
US3974101A (en) * 1970-10-08 1976-08-10 Phillips Petroleum Company Olefin polymerization catalyst
US3887494A (en) * 1970-11-12 1975-06-03 Phillips Petroleum Co Olefin polymerization catalyst
US3798202A (en) * 1971-10-12 1974-03-19 Phillips Petroleum Co Polyolefin production
US3870656A (en) * 1972-05-25 1975-03-11 Phillips Petroleum Co Preparation of silica-containing compositions
GB1429174A (en) * 1972-06-12 1976-03-24 Bp Chem Int Ltd Polymerisation process and catalyst
US3884832A (en) * 1974-02-04 1975-05-20 Chemplex Co Organotin chromate polymerization catalyst
US3941761A (en) * 1974-02-04 1976-03-02 Chemplex Company Method of polymerizing olefins
GB1495547A (en) * 1974-03-22 1977-12-21 British Petroleum Co Polymerisation catalyst
US3959178A (en) * 1974-03-28 1976-05-25 Phillips Petroleum Company Mixed hydrocarbyloxide treated catalyst activated at different temperatures
US3950316A (en) * 1974-05-03 1976-04-13 Phillips Petroleum Company Catalyst support formed by adding acidic material to silica containing titanium
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GB1505994A (en) * 1974-06-11 1978-04-05 British Petroleum Co Polymerisation process
US4001196A (en) * 1974-12-04 1977-01-04 Phillips Petroleum Company Reactivation of organochromium olefin polymerization catalyst in presence of oxygen
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US4011382A (en) * 1975-03-10 1977-03-08 Union Carbide Corporation Preparation of low and medium density ethylene polymer in fluid bed reactor
US4049896A (en) * 1975-03-14 1977-09-20 National Petro Chemicals Corporation Olefin polymerization catalyst
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Also Published As

Publication number Publication date
NO780227L (no) 1978-07-24
DK152216C (da) 1988-07-11
HK37483A (en) 1983-10-07
FR2378048A1 (fr) 1978-08-18
JPS5391092A (en) 1978-08-10
CS203181B2 (en) 1981-02-27
IT1093202B (it) 1985-07-19
FI780140A7 (fi) 1978-07-22
US4100105A (en) 1978-07-11
NO155140C (no) 1987-02-18
MX4482E (es) 1982-05-19
NL7800749A (nl) 1978-07-25
ES466207A1 (es) 1979-01-16
AU3251478A (en) 1979-07-26
US4152502A (en) 1979-05-01
DE2802517C2 (enExample) 1987-08-06
ES467604A1 (es) 1978-10-16
CA1111408A (en) 1981-10-27
EG13129A (en) 1981-06-30
NL177315C (nl) 1985-09-02
NZ186280A (en) 1980-05-08
JPS5541683B2 (enExample) 1980-10-25
AR223142A1 (es) 1981-07-31
SU1025322A3 (ru) 1983-06-23
AU524400B2 (en) 1982-09-16
GB1551596A (en) 1979-08-30
FI63950C (fi) 1983-09-12
BR7800318A (pt) 1978-10-10
DK29778A (da) 1978-07-22
NL177315B (nl) 1985-04-01
SE7800738L (sv) 1978-07-22
BE863121A (fr) 1978-07-20
PH13673A (en) 1980-08-26
IT7819503A0 (it) 1978-01-20
FR2378048B1 (enExample) 1984-10-19
IN147022B (enExample) 1979-10-20
SE441273B (sv) 1985-09-23
NO155140B (no) 1986-11-10
DE2802517A1 (de) 1978-07-27
FI63950B (fi) 1983-05-31
DK152216B (da) 1988-02-08

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