ES378916A1 - Supported allyl chromium polymerisation catalysts - Google Patents
Supported allyl chromium polymerisation catalystsInfo
- Publication number
- ES378916A1 ES378916A1 ES378916A ES378916A ES378916A1 ES 378916 A1 ES378916 A1 ES 378916A1 ES 378916 A ES378916 A ES 378916A ES 378916 A ES378916 A ES 378916A ES 378916 A1 ES378916 A1 ES 378916A1
- Authority
- ES
- Spain
- Prior art keywords
- polymerisation catalysts
- allylchrome
- chromium
- supported
- allyl chromium
- 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
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
- C07C2/04—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation
- C07C2/06—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation of alkenes, i.e. acyclic hydrocarbons having only one carbon-to-carbon double bond
- C07C2/08—Catalytic processes
- C07C2/26—Catalytic processes with hydrides or organic compounds
- C07C2/32—Catalytic processes with hydrides or organic compounds as complexes, e.g. acetyl-acetonates
- C07C2/34—Metal-hydrocarbon complexes
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- C07C2531/22—Organic complexes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
A process for preparing an allylchrome catalyst for the polymerization of ethylene, comprising reducing at least a portion of a pi-allylchrome (III) complex to the valence (II) state of chromium and depositing the reduced allylchrome complex on a support with a large specific surface. (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78447868A | 1968-12-17 | 1968-12-17 | |
US87856669A | 1969-11-20 | 1969-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES378916A1 true ES378916A1 (en) | 1973-01-16 |
Family
ID=27120287
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES374607A Expired ES374607A1 (en) | 1968-12-17 | 1969-12-16 | Supported allyl chromium polymerisation catalysts |
ES378916A Expired ES378916A1 (en) | 1968-12-17 | 1970-04-22 | Supported allyl chromium polymerisation catalysts |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES374607A Expired ES374607A1 (en) | 1968-12-17 | 1969-12-16 | Supported allyl chromium polymerisation catalysts |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE743199A (en) |
CA (1) | CA930497A (en) |
DE (1) | DE1963256A1 (en) |
ES (2) | ES374607A1 (en) |
FR (1) | FR2026371A1 (en) |
GB (1) | GB1298220A (en) |
NL (1) | NL6918920A (en) |
SE (1) | SE363339B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4540758A (en) * | 1973-08-03 | 1985-09-10 | Union Carbide Corporation | Polymerization of ethylene with supported π allyl chromium complexes |
GB8919925D0 (en) * | 1989-09-04 | 1989-10-18 | Bp Chem Int Ltd | Chromium-containing complex polymerisation catalyst |
GB8919924D0 (en) * | 1989-09-04 | 1989-10-18 | Bp Chem Int Ltd | Chromium-containing complex polymerisation catalyst |
-
1969
- 1969-12-15 CA CA069799A patent/CA930497A/en not_active Expired
- 1969-12-16 BE BE743199D patent/BE743199A/xx unknown
- 1969-12-16 ES ES374607A patent/ES374607A1/en not_active Expired
- 1969-12-16 GB GB6112569A patent/GB1298220A/en not_active Expired
- 1969-12-16 SE SE1737369A patent/SE363339B/xx unknown
- 1969-12-17 NL NL6918920A patent/NL6918920A/xx unknown
- 1969-12-17 FR FR6943764A patent/FR2026371A1/fr not_active Withdrawn
- 1969-12-17 DE DE19691963256 patent/DE1963256A1/en active Pending
-
1970
- 1970-04-22 ES ES378916A patent/ES378916A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1963256A1 (en) | 1970-07-16 |
ES374607A1 (en) | 1972-03-01 |
CA930497A (en) | 1973-07-17 |
SE363339B (en) | 1974-01-14 |
FR2026371A1 (en) | 1970-09-18 |
GB1298220A (en) | 1972-11-29 |
BE743199A (en) | 1970-06-16 |
NL6918920A (en) | 1970-06-19 |
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