Magnesium-diketonate complex derived polyolefin catalysts, method of making same, method of polymerizing with same
AssigneeFina Technology, Inc.
InventorsSteven D. Gray, Tim J. Coffy, Edwar S. Shamshoum
Life of this patent
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Abstract
A process of forming a polyolefin catalyst component includes contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and wherein R and R′ are each hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms. Catalyst components, catalysts, polyolefin polymers, catalysts systems, and methods of preparing same are disclosed.
Claims34
A process for forming a catalyst component, the process comprising:
- a) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and wherein R and R′ are each hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- b) contacting the metal bis(ketonate) with a first halogenating agent to form reaction product A.
A process for forming a polyolefin catalyst, the process comprising:
- a) contacting a catalyst component with an organometallic compound to form a catalyst, wherein the catalyst component is produced by a process comprising
- i) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and wherein R and R′ are each hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- ii) contacting the metal bis(ketonate) with a first halogenating agent to form reaction product A.
A process of making a catalyst system, the process comprising:
- a) contacting a polyolefin catalyst with an inert support, wherein the catalyst is produced by a process comprising
- i) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and wherein R and R′ are each hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- ii) contacting the metal bis(ketonate) with a first halogenating agent to form reaction product A.
A process for α-olefin polymerization, the process comprising:
- a) contacting one or more α-olefin monomers together in the presence of a catalyst, wherein the catalyst is produced by a process comprising
- i) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and R and R′ are hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- ii) contacting the metal bis(ketonate) with a first halogenating agent to form reaction product A.
A polyolefin catalyst component produced by a process comprising:
- a) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and wherein R and R′ are each hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- b) contacting the metal bis(ketonate) with a first halogenating agent to form reaction product A.
A polyolefin catalyst produced by a process comprising:
- a) contacting a catalyst component with an organometallic compound, wherein the catalyst component is produced by a process comprising
- i) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and wherein R and R′ are each hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- ii) contacting the metal bis(ketonate) with a first halogenating agent to form reaction product A.
A catalyst system comprising an inert support and a polyolefin catalyst, wherein the catalyst is produced by a process comprising,
- a) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and wherein R and R′ are each hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- b) contacting the metal bis (ketonate) with a first halogenating agent to form reaction product A.
A polymer produced by a process comprising:
- a) contacting one or more α-olefin monomers together in the presence of a catalyst produced by a process comprising
- i) contacting a metal compound of the formula MR2 with a diketone to form a metal bis(diketonate) having the formula M(OCRCR′CRO)2, wherein M is a Group IIA or Group VIIB metal, and R and R′ are hydrocarbyls or substituted hydrocarbyls having from 1 to 20 carbons atoms;
- and
- ii) contacting the metal bis(ketonate) with a first halogenating agent to form reaction product A.
Dependencies are inferred from the claim text.