In accordance with the present invention, there is provided a solid organoaluminoxy product prepared by reacting an organoaiuminoxane with an oxygen-containing compound selected from the group consisting of organic peroxide, alkylene oxide, or organic carbonate. Further there is provided olefin poly
In accordance with the present invention, there is provided a solid organoaluminoxy product prepared by reacting an organoaiuminoxane with an oxygen-containing compound selected from the group consisting of organic peroxide, alkylene oxide, or organic carbonate. Further there is provided olefin polymerization catalyst systems comprising the solid organoaluminoxy product and a transition metal-containing catalyst. Still further there is provided processes for the polymerization of olefins using the catalyst systems.
대표청구항▼
A polymerization process comprising contacting at least one olefin containing from 2 to 18 carbon atoms under polymerization conditions with a catalyst system comprising an organoaluminoxy product and at least one transition metal-containing catalyst: wherein the organoaluminoxy product is prepared
A polymerization process comprising contacting at least one olefin containing from 2 to 18 carbon atoms under polymerization conditions with a catalyst system comprising an organoaluminoxy product and at least one transition metal-containing catalyst: wherein the organoaluminoxy product is prepared by reacting an organoaluminoxane and an oxygen-containing compound, wherein the oxygen-containing compound is selected from the group consisting of organic peroxides, alkylene oxides, and organic carbonates; wherein the organoaluminoxane is represented by the formulas; [Figure] or [Figure] wherein each R is a hydrocarbyl radical containing 1 to 8 carbon atoms, n is 2 to 50, and m is 3 to 50; wherein the organic peroxide is represented by the formula R2OOR3 wherein R2 and R3 are individually selected from hydrogen, hydrocarbyl, and hydrocarbonyl radicals selected from the group consisting of alkyl, cycloalkyl, aryl, alkenyl, and alkynyl radicals containing 1 to 24 carbon atoms with the proviso that at least one of R2 or R3 is a hydrocarbyl or hydrocarbonyl radical; wherein the alkylene oxide is represented by the formulas [Figure] or [Figure] wherein R4 and R5 are individually selected from the group consisting of hydrogen and alkyl radicals containing 1 to 12 carbon atoms; wherein the organic carbonate is represented by the formulas [Figure] or [Figure] wherein R6 and R7 are independently selected from the group consisting of hydrogen and an alkyl radical containing 1 to 10 carbon atoms, Rs is a hydrocarbyl radical selected from the group consisting of alkyl, cycloalkyl, aryl, aralkyl, and alkaryl radicals having 1 to 12 carbon atoms; wherein the organoaluminoxane is present in an amount in the range of from about one mole to about 1000 moles per mole of oxygen-containing compound; and wherein the transition metal-containing catalyst is represented by the formula MLx, wherein M is a Group IVB or VB transition metal, x is the valence of the transition metal, and each L is individually selected from the group consisting of cyclopentadienyl-type radicals containing 5 to 20 carbon atoms, hydrocarbyl radicals containing 1 to 12 carbon atoms, alkoxy radicals containing 1 to 12 carbon atoms, aryloxy radicals containing 6 to 12 carbon atoms, halogen and hydrogen, wherein cyclopentadienyl-type radicals are unsubstituted cyclopentadienyl, substituted cyclopentadienyl, unsubstituted indenyl, substituted indenyl, unsubstituted fluorenyl, and substituted fluorenyl, wherein the substituents are hydrocarbyl radicals containing 1 to 12 carbon atoms, alkoxy radicals containing 1 to 12 carbon atoms, or halogen.
Eaton, Gerald B.; Monahan, Michael J.; Ebert, Alan K., Alpha olefin monomer partitioning agents for drag reducing agents and methods of forming drag reducing agents using alpha olefin monomer partitioning agents.
Eaton,Gerald B.; Ebert,Alan K., Drag reducing agent slurries having alfol alcohols and processes for forming drag reducing agent slurries having alfol alcohols.
McElvain, Robert R.; Hottovy, John D.; Romig, Ralph W.; Verser, Donald W.; Burns, David H.; Tait, John H.; Peacock, Richard; Hein, James E.; Kufeld, Scott E.; Fenderson, Carl W.; Gupta, Anurag; Zellers, Dale A., Energy efficient polyolefin process.
McElvain, Robert R.; Hottovy, John D.; Romig, Ralph W.; Verser, Donald W.; Burns, David H.; Tait, John H.; Peacock, Richard; Hein, James E.; Kufeld, Scott E.; Fenderson, Carl W.; Gupta, Anurag; Zellers, Dale A., Energy efficient polyolefin process.
McElvain, Robert R.; Hottovy, John D.; Romig, Ralph W.; Verser, Donald W.; Burns, David H.; Tait, John H.; Peacock, Richard; Hein, James E.; Kufeld, Scott E.; Fenderson, Carl W.; Gupta, Anurag; Zellers, Dale A., Energy efficient polyolefin process.
McElvain, Robert R.; Hottovy, John D.; Romig, Ralph W.; Verser, Donald W.; Burns, David H.; Tait, John H.; Peacock, Richard; Hein, James E.; Kufeld, Scott E.; Fenderson, Carl W.; Gupta, Anurag; Zellers, Dale A., Energy efficient polyolefin process.
McElvain, Robert R.; Hottovy, John D.; Romig, Ralph W.; Verser, Donald W.; Burns, David H.; Tait, John H.; Peacock, Richard; Hein, James E.; Kufeld, Scott E.; Fenderson, Carl W.; Gupta, Anurag; Zellers, Dale A.; Zellers, legal representative, Penny A., Energy efficient polyolefin process.
McElvain, Robert R.; Hottovy, John D.; Romig, Ralph W.; Verser, Donald W.; Burns, David H.; Tait, John H.; Peacock, Richard; Hein, James E.; Kufeld, Scott E.; Fenderson, Carl W.; Gupta, Anurag; Zellers, Dale A.; Zellers, legal representative, Penny A., Energy efficient polyolefin process.
McElvain, Robert R.; Hottovy, John D.; Romig, Ralph W.; Verser, Donald W.; Burns, David H.; Tait, John H.; Peacock, Richard; Hein, James E.; Kufeld, Scott E.; Fenderson, Carl W.; Gupta, Anurag; Zellers, Dale A.; Zellers, legal representative, Penny A., Energy efficient polyolefin process.
Hottovy, John D.; Hensley, Harvey D.; Przelomski, David J.; Cymbaluk, Teddy H.; Franklin, III, Robert K.; Perez, Ethelwoldo P., High solids slurry polymerization using heat exchange to condense the flashed diluent.
Eaton, Gerald B.; Monahan, Michael J.; Ebert, Alan K.; Tipton, Robert J.; Baralt, Eduardo, Methods for forming amorphous ultra-high molecular weight polyolefins for use as drag reducing agents.
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