US3670043A
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US
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OLEFIN CONVERSION PROCESS USING COMPLEXES OF Ti, Zr AND Hf WITH ORGANOALUMINUM AS OLEFIN REACTION CATALYSTS
Assignee: Phillips Petroleum Co
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Filing: 1970-03-23
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Granted: 1972-06-13
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Expires: 1990-03-23
Abstract
Abstract Olefins are converted into other olefins having different numbers of carbon atoms by contact with a homogenous catalyst active for disproportionating an olefin into other olefins of both higher and lower carbon atoms comprising a coordination complex of zirconium, titanium or hafnium together with an aluminum-containing catalytic adjuvant.
Inventors
- 👤 Donald H Kubicek
- 👤 Ernest A Zuech
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:50
CPC Classifications
C; C07; C07C; C07C6/00; C07C6/02; C07C6/04; C07C6/06; B; B01; B01J; B01J31/00; B01J31/02; B01J31/12; B01J31/14; B01J31/143; B01J31/16; B01J31/18; B01J31/1805; B01J31/181; B01J31/1895; B01J31/22; B01J31/2282; B01J31/2295; B01J31/24; B01J2231/00; B01J2231/50; B01J2231/54; B01J2231/543; B01J2531/00; B01J2531/40; B01J2531/46; B01J2531/48; B01J2531/49; B01J31/1845; B01J31/1875; B01J31/2204; B01J31/2208; B01J31/2226; B01J31/223; B01J31/2234
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
56 words
polyenes having from seven to about 20 carbon atoms per molecule, containing from two to about four internal double bonds per molecule and having at least one double bond with no branching closer than the 3- position and no quaternary carbon atom closer than the 4- position to that double bond and mixtures of such polyenes;
Claim 2
Dependent Claim
13 words
The process of claim 1 wherein the (b) component is (1) or (2).
Claim 3
Dependent Claim
5 words
a mixture of (1) compounds,
Claim 4
Dependent Claim
21 words
a mixture of one or more ReAlXf or AlX3 compounds with one or more compounds represented by the formula R1M1Xh, or
Claim 5
Dependent Claim
29 words
The process of claim 1 wherein said conversion is accomplished in the presence of a diluent in which both the (a) and (b) components are at least partially soluble.
Claim 6
Dependent Claim
1 words
cyclopentene;
Claim 7
Dependent Claim
65 words
cyclic and bicyclic monoolefins having seven to about 12 ring carbon atoms, including those substituted with up to three alkyl groups having up to about five carbon atoms, with no branching closer to the double bond than the 3- position and no quaternary carbon atoms closer to the double bond than the 4-position and mixtures of such olefins and mixtures of such olefins and cyclopentene;
Claim 8
Dependent Claim
19 words
The process of claim 3 wherein said diluent is benzene, xylene, cyclohexane, isooctane, chlorobenzene, methylene chloride or ethylene chloride.
Claim 9
Dependent Claim
112 words
an AlX3 compound, wherein R is an aromatic, or saturated aliphatic hydrocarbon radical having up to 20 carbon atoms, including alkoxy and halo derivatives thereof, preferably an alkyl radical having up to 10 carbon atoms; R1 is hydrogen or R; X is halogen; M1 is a metal of Group IA, IIA, IIB, or IIIA; e is an integer from 1 to 3; f is 0 or an integer from 1 to 2, the sum of e and f is 3; g is an integer from 1 to 3; and h is 0 or an integer from 1 to 2, the sum of g and h being equal to the valence of M1.
Claim 10
Dependent Claim
46 words
The process of claim 1 wherein said catalyst is deposited on a solid inorganic or organic support or carrier selected from the group consisting of silica, alumina, silica-alumina, titania, boria, zeolites ion exchange resins, a solid polymer of 4-vinylpyridine and a solid polymer of vinyl dimethylphosphine.
Claim 11
Dependent Claim
22 words
a mixture of one or more of the monocyclic olefins of (4) with one or more unsubstituted, acyclic, internal monoolefins of (1);
Claim 12
Dependent Claim
63 words
cyclic and bicyclic polyenes having from five to about 12 ring carbon atoms, including those substituted with up to three alkyl groups having up to about five carbon atoms each, having at least one double bond with no branching closer to it than the 3- position and no quaternary carbon atoms closer to it than the 4- position and mixtures of such polyenes;
Claim 13
Dependent Claim
110 words
The process of claim 1 wherein the (a) component is obtained by admixing a metal compound of titanium, zirconium or hafnium selected from the group consisting of a halide, an oxyhalide, a salt of an inorganic acid, a salt of an organic acid having up to about 30 carbon atoms per molecule with a ligand-forming compound capable of complexing with said metal compound in the molar proportion of the metal to the ligand-forming compound in the range of about 0.1:1 to about 10:1, at a temperature range of from about 0* to about 130* C., for a time in the range of a few seconds up to about 24 hours.
Claim 14
Dependent Claim
72 words
The process of claim 1 wherein the proportion of (b) component to the (a) component is in the range of from 0.1:1 to about 20:1 and the (a) and (b) components are combined at a temperature of from about -80* to about 100* C. for a few seconds up to several hours in an inert atmosphere, in the presence of a diluent in which both the components are at least partially soluble.
Claim 15
Dependent Claim
25 words
a mixture of one or more of the monocyclic polyenes of (6) with one or more of the unsubstituted acyclic internal olefins of (1); and
Claim 16
Dependent Claim
51 words
polar group-substituted olefinic compounds of (1) through (2) and (4) through (7) containing from six to about 20 carbon atoms per molecule in which the polar group is closer to the active double bond than the 5- position and mixtures of such polar group-substituted olefinic compounds with unsubstituted members of (1).
Claim 17
Dependent Claim
15 words
The process of claim 1 wherein said olefins are selected from the group consisting of
Claim 18
Dependent Claim
18 words
The process of claim 1 wherein the (a) component is (cyclopentadienyl)TiCl3 and the (b) component is methylaluminum sesquichloride.
Claim 19
Dependent Claim
18 words
The process of claim 1 wherein the (a) component is Zr(acetylacetone)4 and the (b) component is methylaluminum sesquichloride.
Claim 20
Dependent Claim
18 words
The process of claim 1 wherein the (a) component is (pyridine)2-TiCl4 and the (b) component is ethylaluminum chloride.
Claim 21
Dependent Claim
18 words
The process of claim 1 wherein the (a) component is (cyclopentadienyl)2TiCl2 and the (b) component is methylaluminum sesquichloride.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |