CA959002A - Light activation of tetraalkylchromium compounds in polymerization of olefins - Google Patents
Light activation of tetraalkylchromium compounds in polymerization of olefinsInfo
- Publication number
- CA959002A CA959002A CA131,212A CA131212A CA959002A CA 959002 A CA959002 A CA 959002A CA 131212 A CA131212 A CA 131212A CA 959002 A CA959002 A CA 959002A
- Authority
- CA
- Canada
- Prior art keywords
- tetraalkylchromium
- olefins
- polymerization
- compounds
- light activation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 230000004913 activation Effects 0.000 title 1
- 150000001336 alkenes Chemical class 0.000 title 1
- 150000001875 compounds Chemical class 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F11/00—Compounds containing elements of Groups 6 or 16 of the Periodic Table
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11201971A | 1971-02-02 | 1971-02-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA959002A true CA959002A (en) | 1974-12-10 |
Family
ID=22341703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA131,212A Expired CA959002A (en) | 1971-02-02 | 1971-12-29 | Light activation of tetraalkylchromium compounds in polymerization of olefins |
Country Status (3)
Country | Link |
---|---|
US (1) | US3694422A (it) |
CA (1) | CA959002A (it) |
IT (1) | IT947137B (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3950269A (en) * | 1974-05-20 | 1976-04-13 | E. I. Du Pont De Nemours & Co. | Olefin polymerization catalyst system and process for polymerization of olefins |
US3932307A (en) * | 1974-05-20 | 1976-01-13 | E. I. Du Pont De Nemours And Company | Tetra(neophyl) zirconium and its use in process for the polymerization of olefins |
US4016343A (en) * | 1975-08-22 | 1977-04-05 | Chemplex Company | Tetravalent chromium alkoxide polymerization catalyst and method |
US4213880A (en) * | 1975-09-11 | 1980-07-22 | The Dow Chemical Company | Hydrocarbon solutions of organomagnesium compounds |
US4173548A (en) * | 1977-02-02 | 1979-11-06 | Chemplex Company | Ethylene polymerization catalyst and method |
US4194074A (en) * | 1977-02-02 | 1980-03-18 | Chemplex Company | Polymerization process |
US4228263A (en) * | 1978-06-20 | 1980-10-14 | E. I. Du Pont De Nemours And Company | Polymerization of propylene with a catalyst prepared in situ |
US6809057B2 (en) | 2003-02-10 | 2004-10-26 | Exxonmobil Chemical Patents Inc. | Chromium compounds and olefin polymerization processes utilizing them |
EP4234591A3 (en) | 2018-09-17 | 2023-09-27 | Chevron Phillips Chemical Company LP | Light treatment of chromium catalysts and related catalyst preparation systems and polymerization processes |
US11180435B2 (en) | 2019-09-16 | 2021-11-23 | Chevron Phillips Chemical Company, Lp | Chromium-catalyzed production of alcohols from hydrocarbons |
WO2022056146A1 (en) | 2020-09-14 | 2022-03-17 | Chevron Phillips Chemical Company Lp | Transition metal-catalyzed production of alcohol and carbonyl compounds from hydrocarbons |
-
1971
- 1971-02-02 US US112019A patent/US3694422A/en not_active Expired - Lifetime
- 1971-12-29 CA CA131,212A patent/CA959002A/en not_active Expired
-
1972
- 1972-01-29 IT IT19999/72A patent/IT947137B/it active
Also Published As
Publication number | Publication date |
---|---|
IT947137B (it) | 1973-05-21 |
US3694422A (en) | 1972-09-26 |
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