Claims
- 1. A process to prepare a catalyst consisting essentially of:
- (a) recovering a chromium-containing compound from a mixture comprising about one mole of chromous chloride, about two moles of sodium pyrrole, and tetrahydrofuran;
- (b) reacting the chromium-containing compound of (a) with an aromatic compound and an activating compound selected from the group consisting of metal alkyls and Lewis acids to form a reaction product;
- (c) adding an inorganic oxide to the reaction product of (b); and
- (d) recovering a solid product.
- 2. A catalyst produced in accordance with claim 1.
- 3. A process to prepare a catalyst consisting essentially of:
- (a) recovering a chromium-containing compound from a mixture comprising about one mole of chromous chloride, a molar excess of sodium pyrrole, and a molar excess of tetrahydrofuran;
- (b) reacting the chromium-containing compound of (a) with an aromatic compound and an activating compound selected from the group consisting of metal alkyls and Lewis acids to form a reaction product;
- (c) adding an inorganic oxide to the reaction product of (b); and
- (d) recovering a solid product.
- 4. A catalyst produced in accordance with claim 2.
- 5. A process to prepare a catalyst consisting essentially of:
- (a) recovering a chromium-containing compound from a mixture comprising about one mole of chromic chloride, about three moles of sodium pyrrole, and a molar excess of dimethyloxyethane;
- (b) reacting the chromium-containing compound of (a) with an aromatic compound and an activating compound selected from the group consisting of metal alkyls and Lewis acids to form a reactant product;
- (c) adding an inorganic oxide to the reaction product of (b); and
- (d) recovering a solid product.
- 6. A catalyst produced in accordance with claim 5.
- 7. A process to prepare a catalyst comprising:
- (a) recovering a chromium-containing compound from a mixture comprising about one mole of chromous chloride, a molar excess of sodium dimethylpyrrole, and a molar excess of tetrahydrofuran;
- (b) reacting the chromium-containing compound of (a) with an aromatic compound and an activating compound selected from the group consisting of metal alkyls and Lewis acids to form a reaction product;
- (c) adding an inorganic oxide to the reaction product of (b); and
- (d) recovering a solid product.
- 8. A catalyst produced in accordance with claim 7.
- 9. A composition comprising Cr.sub.5 (C.sub.4 H.sub.4 N).sub.10 (C.sub.4 H.sub.8 O).sub.4 supported on an inorganic oxide.
- 10. A composition according to claim 9 further comprising an activating compound selected from the group consisting of metal alkyls and Lewis acids.
- 11. A composition comprising Cr(C.sub.4 H.sub.4 N).sub.4 Na.sub.2.2(OC.sub.4 H.sub.8) supported on an inorganic oxide.
- 12. A composition according to claim 11 further comprising an activating compound selected from the group consisting of metal alkyls and Lewis acids.
- 13. A composition comprising Cr(C.sub.4 H.sub.4 N).sub.5 (OC.sub.4 H.sub.8)Na.sub.2.4(OC.sub.4 H.sub.8) supported on an organic oxide.
- 14. A composition according to claim 13 further comprising an activating compound selected from the group consisting of metal alkyls and Lewis acids.
- 15. A process to prepare a catalyst comprising:
- (a) forming a mixture of a chromium salt, a metal amide which is selected from the group consisting of alkali metal amide salts, alkaline earth metal amide salts and mixtures thereof, and electron pair donor solvent;
- (b) recovering a chromium-containing compound from the mixture of (a);
- (c) reacting the chromium-containing compound of (b) with an aromatic compound and an activating compound selected from the group consisting of metal alkyls and Lewis acids to form a reaction product;
- (d) adding an inorganic oxide to the reaction product of (c); and
- (e) adding a solid product.
- 16. A process according to claim 15 wherein said chromium-containing compound is a chromium pyrrolide and wherein said inorganic oxide is aluminophosphate.
- 17. A catalyst produced in accordance with claim 16.
- 18. A catalyst produced in accordance with claim 15.
- 19. A composition comprising Cr(NC.sub.4 H.sub.4).sub.3 Cl(O.sub.2 C.sub.2 H.sub.4 (CH.sub.3).sub.2).sub.3 Na supported on an inorganic oxide.
- 20. A composition according to claim 19 further comprising an activating compound selected from the group consisting of metal alkyls and Lewis acids.
- 21. A process to prepare a catalyst comprising:
- (a) forming a mixture of a chromium salt, a metal amide which is selected from the group consisting of alkali metal amide salts, alkaline earth metal amide salts and mixtures thereof, and electron pair donor solvent;
- (b) recovering a chromium-containing compound from the mixture of (a); and
- (c) reacting the chromium-containing compound of (b) with an unsaturated hydrocarbon and an activating compound selected from the group consisting of metal alkyls and Lewis acids to form a reaction product.
- 22. A process according to claim 19 wherein said chromium-containing compound is a chromium pyrrolide.
- 23. A process to prepare a catalyst system comprising:
- (a) forming a mixture of a chromium salt, a metal amide which is selected from the group consisting of alkali metal amide salts, alkaline earth metal amide salts and mixtures thereof, and an electron pair donating solvent;
- (b) recovering a inorganic oxide to the mixture of (a) to form a slurry;
- (c) recovering a solid product;
- (d) adding an activating compound selected from the group consisting of metal alkyls and Lewis acids to the solid product of (c);
- (e) recovering a solid catalyst system product.
- 24. A process according to claim 23 wherein said mixture is a chromium pyrrolide and wherein said inorganic oxide is aluminophosphate.
- 25. A catalyst produced in accordance with claim 23.
- 26. A catalyst produced in accordance with claim 24.
- 27. A process to prepare a catalyst consisting essentially of:
- (a) reacting the chromium-containing compound Cr(NC.sub.4 H.sub.4).sub.3 Cl(O.sub.2 C.sub.2 H.sub.4 (CH.sub.3).sub.2).sub.3 Na with an aromatic compound and an activating compound selected from the group consisting of metal alkyls and Lewis acids to form a reaction product;
- (b) adding an inorganic oxide to the reaction product of (a); and
- (c) recovering a solid product.
Parent Case Info
This application is a Division of application Ser. No. 08/290,048, filed on Jul. 29, 1994, now U.S. Pat. No. 5,523,507, which is a division of application Serial No. 08/109,858, filed Aug. 20, 1993, now U.S. Pat. No. 5,376,612, which is a file wrapper continuation of application Ser. No. 07/807,292, filed Dec. 13, 1991, now abandoned, which is a continuation-in-part of application Ser. No. 07/698,639, the entirety of which is herein incorporated by reference, filed May 10, 1991, now abandoned; which is a continuation-in-part of application Ser. No. 07/454,554, the entirety of which is herein incorporated by reference, filed Dec. 21, 1989, now abandoned; which is a continuation-in-part of application Ser. No. 07/392,688, the entirety of which is herein incorporated by reference, filed Aug. 10, 1989, now abandoned.
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EPX |
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Divisions (2)
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Parent |
290048 |
Jul 1994 |
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Parent |
109858 |
Aug 1993 |
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Continuations (1)
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807292 |
Dec 1991 |
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Continuation in Parts (3)
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698639 |
May 1991 |
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Parent |
454554 |
Dec 1989 |
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392688 |
Aug 1989 |
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