US4612299A
Expired / Lapsed
US
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Magnesium carboxylate supports
Assignee: BP Corp North America Inc
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Filing: 1985-06-06
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Granted: 1986-09-16
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Expires: 2005-06-06
Abstract
Abstract Composition comprising a transition metal component and magnesium carboxylate prepared by reacting a solution of hydrocarbyl magnesium compound with carbon dioxide to precipitate a magnesium carboxylate and reacting magnesium carboxylate with transition metal component.
Inventors
- 👤 Gregory G. Arzoumanidis
- 👤 Habet M. Khelghatian
- 👤 Sam S. Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:44
CPC Classifications
C; C08; C08F; C08F10/00; Y; Y10; Y10S; Y10S526/00; Y10S526/904
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
57 words
A process of preparing a composition comprising a transition metal component and a magnesium carboxylate support which comprises the steps of reacting a solution of a hydrocarbyl magnesium compound with sufficient carbon dioxide to form a magnesium carboxylate precipitate and reacting said magnesium carboxylate with a transition metal component wherein said solution comprises at least one ether.
Claim 2
Dependent Claim
57 words
A process of preparing a composition comprising a transition metal component and a magnesium carboxylate support which comprises the steps of reacting a solution of a hydrocarbyl magnesium compound with sufficient carbon dioxide to form a magnesium carboxylate precipitate and reacting said magnesium carboxylate with a transition metal component wherein said solution comprises at least one ether.
Claim 3
Dependent Claim
15 words
The process of claim 1 wherein said transition metal component comprises a titanium (IV) halide.
Claim 4
Dependent Claim
15 words
The process of claim 1 wherein the hydrocarbyl magnesium compound comprises a dialkyl magnesium compound.
Claim 5
Dependent Claim
15 words
The process of claim 1 wherein the hydrocarbyl magnesium compond comprises an alkl magnesium halide.
Claim 6
Dependent Claim
10 words
The process of claim 1 wherein said ether comprising tetrahydrofuran.
Claim 7
Dependent Claim
15 words
The process of claim 5 wherein the transition metal component comprises a titanium (IV) halide.
Claim 8
Dependent Claim
57 words
A process of preparing a composition comprising titanium metal component and a magnesium carboxylate support which comprises the steps of reacting a solution of hydrocarbyl magnesium halide with carbon dioxide to precipitate magnesium carboxylate and reacting said magnesium carboxylate with a transition metal component comprising a titanium (IV) halide wherein said solution comprises at least one ether.
Claim 9
Dependent Claim
57 words
A process of preparing a composition comprising titanium metal component and a magnesium carboxylate support which comprises the steps of reacting a solution of hydrocarbyl magnesium halide with carbon dioxide to precipitate magnesium carboxylate and reacting said magnesium carboxylate with a transition metal component comprising a titanium (IV) halide wherein said solution comprises at least one ether.
Claim 10
Dependent Claim
17 words
The process of claim 7 wherein the hydrocarbyl magnesium halide compound comprises an alkyl magnesium halide compound.
Claim 11
Dependent Claim
10 words
The process of claim 7 wherein the ether comprises tetrahydrofuran.
Claim 12
Dependent Claim
15 words
The process of claim 8 wherein the hydrocarbyl magnesium halide compound comprises butyl magnesium chloride.
Claim 13
Dependent Claim
18 words
The process of claim 8 wherein the hydrocarbyl magnesium halide compound comprises butyl magnesium chloride complexed with tetrahydrofuran.
Claim 14
Dependent Claim
20 words
The process of claim 1 wherein the hydrocarbyl magnesium compound is dissolved in a mixture comprising hexane, chlorobenzene and tetrahydrofuran.
Claim 15
Dependent Claim
19 words
The process of claim 7 wherein the hydrocarbyl magnesium compound is dissolved in a mixture comprising tetrahydrofuran and 1,4-dioxane.
Claim 16
Dependent Claim
13 words
The process of claim 7 wherein the titanium (IV) halide is titanium tetrachloride.
Claim 17
Dependent Claim
71 words
The process of preparing a composition comprising a transition metal component, tetrahydrofuran and a magnesium carboxylate support which comprises the steps of adding a solution of hydrocarbyl magnesium halide in tetrahydrofuran to a reactor comprising gaseous carbon dioxide and liquid comprising at least one member selected from the group consisting of liquid hydrocarbon liquid, halohydrocarbon and ether to form tetrahydrofuran/magnesium carboxylate particles and reacting said particles with a transition metal component.
Claim 18
Dependent Claim
71 words
The process of preparing a composition comprising a transition metal component, tetrahydrofuran and a magnesium carboxylate support which comprises the steps of adding a solution of hydrocarbyl magnesium halide in tetrahydrofuran to a reactor comprising gaseous carbon dioxide and liquid comprising at least one member selected from the group consisting of liquid hydrocarbon liquid, halohydrocarbon and ether to form tetrahydrofuran/magnesium carboxylate particles and reacting said particles with a transition metal component.
Claim 19
Dependent Claim
19 words
The process of claim 15 wherein the hydrocarbyl magnesium halide is dissolved in a mixture of tetrahydrofuran and dioxane.
Claim 20
Dependent Claim
15 words
The process of claim 15, wherein the transition metal component comprises a titanium (IV) halide.
Claim 21
Dependent Claim
15 words
The process of claim 17 wherein the hydrocarbyl magnesium halide compound comprising butyl magnesium chloride.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-09-15 | 1990-03-17 | 1990-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-09-15 | 1994-03-17 | 1994-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-09-15 | 1998-03-17 | 1998-09-16 | $7700.00 | Window Closed / Lapsed |