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US 6,300,271 B1Granted
Compositions that can produce polymers
AssigneePhillips Petroleum Company
InventorsMax P. McDaniel, Elizabeth A. Benham, Shirley J. Martin, Kathy S. Collins, James L. Smith, Gil R. Hawley, Christopher E. Wittner, Michael D. Jensen
Life of this patent
Estimating the term…
Abstract
This invention provides a compositions that are useful for polymerizing at least one monomer into at least one polymer.
Claims39
A process to produce a composition of matter, said process comprising contacting at least one organometal compound, at least one treated solid oxide compound, and at least one organoaluminum compound to produce said composition,
- wherein said organometal compound has the following general formula
- (X1)(X2)(X3)(X4)M1
- wherein M1 is selected from the group consisting of titanium, zirconium, and hafnium, and
- wherein (X1) is independently selected from the group consisting of cyclopentadienyls, indenyls, fluorenyls, substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, and
- wherein said substituents on said substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, are selected from the group consisting of aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and hydrogen;
- and
- wherein (X3) and (X4) are independently selected from the group consisting of halides, aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and
- wherein (X2) is selected from the group consisting of Group OMC-I or Group OMC-II,
- wherein said organoaluminum compound has the following general formula,
- Al(X5)n(X6)3−n
- wherein (X5) is a hydrocarbyl having from 1-20 carbon atoms, and
- wherein (X6) is a halide, hydride, or alkoxide, and wherein “n” is a number from 1 to 3 inclusive,
- wherein said treated solid oxide compound is produced by a process comprising contacting at least one solid oxide compound with an electron-withdrawing anion source compound;
- and
- wherein said at least one solid oxide compound is calcined before, during or after contacting said electron-withdrawing anion source;
- wherein the activity of said composition is greater than 250 grams of polyethylene per gram of treated solid oxide compound per hour;
- and
- wherein there is a substantial absence of aluminoxanes and organoborates.
15 more elements
A process to produce a composition of matter, said process comprising contacting at least one organometal compound, at least one treated solid oxide compound, and at least one organoaluminum compound to produce said composition,
- wherein said composition can polymerize ethylene into a polymer with an activity greater than 250 (gP/(gS·hr)), and
- wherein said organometal compound has the following general formula
- (X1)(X2)(X3)(X4)M1
- wherein M1 is selected from the group consisting of titanium, zirconium, and hafnium, and
- wherein (X1) is independently selected from the group consisting of cyclopentadienyls, indenyls, fluorenyls, substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, and
- wherein said substituents on said substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, are selected from the group consisting of aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and hydrogen;
- and
- wherein (X3) and (X4) are independently selected from the group consisting of halides, aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and
- wherein (X2) is selected from the group consisting of Group OMC-I or Group OMC-II,
- wherein said organoaluminum compound has the following general formula,
- Al(X5)n(X6)3−n
- wherein (X5) is a hydrocarbyl having from 1-20 carbon atoms, and
- wherein (X6) is a halide, hydride, or alkoxide, and
- wherein “n” is a number from 1 to 3 inclusive, and
- wherein said treated solid oxide compounds comprise oxygen and at least one element selected from the group consisting of groups 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, and 15 of the periodic table, including lanthanides and actinides,
- wherein said treated solid oxide compound is produced by a process comprising contacting at least one solid oxide compound with an electron-withdrawing anion source compound;
- and
- wherein said at least one solid oxide compound is calcined before, during or after contacting said electron-withdrawing anion source;
- and
- wherein there is a substantial absence of aluminoxanes and organoborates in said composition.
17 more elements
A process to produce a composition, said process comprising:
- 1) calcining alumina for 3 hours at 600° C. to produce a calcined alumina;
- 2) contacting said calcined alumina with carbon tetrachloride to produce a chlorided alumina;
- 3) combining said chlorided alumina with bis(n-buytlcyclopentadienyl)zirconium dichloride for 1 minute to 1 hour at a temperature in a range of about 25 to about 100° C. to produce a mixture;
- and
- 4) combining said mixture and triethylaluminum to produce said composition.
2 more elements
A process comprising:
- 1) contacting an oxide selected from alumina, silica-alumina, aluminophosphate, and mixtures thereof with at least one treating agent selected from sulfating agents, fluoriding agents, and chloriding agents to produce a treated oxide;
- 2) calcining said treated oxide to produce a calcined treated oxide;
- and
- 3) combining (1) said treated oxide, (2) an organoaluminum compound selected from triethylaluminum, triisobutylaluminum, and mixtures thereof;
- and (3) an organometal compound.
2 more elements
A process to produce a composition of matter, said process consisting essentially of contacting at least one organometal compound, at least one treated solid oxide compound, and at least one organoaluminum compound to produce said composition,
- wherein said organometal compound has the following general formula
- (X1)(X2)(X3)(X4)M1
- wherein M1 is selected from the group consisting of titanium, zirconium, and hafnium, and
- wherein (X1) is independently selected from the group consisting of cyclopentadienyls, indenyls, fluorenyls, substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, and
- wherein said substituents on said substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, are selected from the group consisting of aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and hydrogen;
- and
- wherein (X3) and (X4) are independently selected from the group consisting of halides, aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and
- wherein (X2) is selected from the group consisting of Group OMC-I or Group OMC-II,
- wherein said organoaluminum compound has the following general formula,
- Al(X5)n(X6)3−n
- wherein (X5) is a hydrocarbyl having from 1-20 carbon atoms, and
- wherein (X6) is a halide, hydride, or alkoxide, and
- wherein “n” is a number from 1 to 3 inclusive,
- wherein said treated solid oxide compound is produced by a process comprising contacting at least one solid oxide compound with an electron-withdrawing anion source compound;
- and
- wherein said at least one solid oxide compound is calcined before, during or after contacting said electron-withdrawing anion source;
- wherein the activity of said composition is greater than 250 grams of polyethylene per gram of treated solid oxide compound per hour;
- wherein there is a substantial absence of aluminoxanes and organoborates.
15 more elements
A process to produce a composition of matter, said process consisting essentially of contacting at least one organometal compound, at least one treated solid oxide compound, and at least one organoaluminum compound to produce said composition,
- wherein said composition can polymerize ethylene into a polymer with an activity greater than 250 (gP/(gS·hr)), and
- wherein said organometal compound has the following general formula
- (X1)(X2)(X3)(X4)M1
- wherein M1 is selected from the group consisting of titanium, zirconium, and hafnium, and
- wherein (X1) is independently selected from the group consisting of cyclopentadienyls, indenyls, fluorenyls, substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, and
- wherein said substituents on said substituted cyclopentadienyls, substituted indenyls, and substituted fluorenyls, are selected from the group consisting of aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and hydrogen;
- and
- wherein (X3) and (X4) are independently selected from the group consisting of halides, aliphatic groups, cyclic groups, combinations of aliphatic and cyclic groups, and organometallic groups, and
- wherein (X2) is selected from the group consisting of Group OMC-I or Group OMC-II,
- wherein said organoaluminum compound has the following general formula,
- Al(X5)n(X6)3−n
- wherein (X5) is a hydrocarbyl having from 1-20 carbon atoms, and
- wherein (X6) is a halide, hydride, or alkoxide, and
- wherein “n” is a number from 1 to 3 inclusive, and
- wherein said treated solid oxide compounds comprise oxygen and at least one element selected from the group consisting of groups 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, and 15 of the periodic table, including lanthanides and actinides,
- wherein said treated solid oxide compound is produced by a process comprising contacting at least one solid oxide compound with an electron-withdrawing anion source compound;
- and
- wherein said at least one solid oxide compound is calcined before, during or after contacting said electron-withdrawing anion source;
- and
- wherein there is a substantial absence of aluminoxanes and organoborates in said composition.
17 more elements
Dependencies are inferred from the claim text.