Solid cocatalyst component for olefin polymerization and catalyst system thereof
AssigneesBasell Polyolefine GmbH, SunAllomer Ltd.
InventorsSatoru Ishigaki, Shinji Hinokuma
Life of this patent
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Abstract
A solid cocatalyst for olefin polymerization in which an ion-containing compound comprising a cation expressed by [R4M]+, wherein the group R are each individually selected from the group consisting of hydrogen atom and a substituted or non-substituted hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group; two or more groups R may form a ring by bonding with one another; at least one of the groups R is a hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group; and M represents nitrogen or sulfur, and a non-coordinating anion expressed by [A] said ion-containing compound is chemically bonded to a fine particulate carrier is used.
Claims12
A solid cocatalyst component for olefin polymerization, comprising an ion-containing compound comprising a cation expressed by [R4M]+ and a non-coordinating anion expressed by [A]−, that is expressed by the following general formula (1):
- [R4M]+.[A]− (1)
- wherein
- the R groups, the same or different from one another, are each individually selected from the group consisting of a hydrogen atom and a substituted or non-substituted hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group;
- or two or more groups may form a ring by bonding with one another;
- at least one of the R groups is a C3-C20-cycloalkyl or C7-C20 arylalkyl radical;
- and
- M represents nitrogen;
- [A]− has formula [M1(R1)a(R2)b(R3)c(R4-L)d]−
- wherein
- M1 represents boron or aluminum;
- R1, R2, and R3 each individually represents a substituted or non-substituted hydrocarbon group having from 1 to 20 carbon atoms, an alkoxy group, a phenoxy group, or a halogen atom and may be the same or different from one another;
- R4 represents a hydrocarbon group having from 1 to 20 carbon atoms which may contain a hetero atom;
- L is a silyl group having formula (3)
- —[Si(Z1Z2)-Z6-]nSiZ3Z4Z5 (3)
- wherein
- Z1, Z2, Z3, Z4, and Z5 are each individually a member selected from the group consisting of a halogen atom, an alkoxy group, a phenoxy group, an acyloxy group and a hydrocarbon group having from 1 to 20 carbon atoms, and at least one of Z3, Z4, Z5 is a halogen atom, an alkoxy group, a phenoxy group, or an acyloxy group;
- Z6 is a member selected from the group consisting of an oxygen atom, an imino group, an alkylene group having from 1 to 20 carbon atoms, an arylene group having from 1 to 20 carbon atoms, and an oxaalkylene group having from 1 to 20 carbon atoms;
- and
- n is an integer of from 0 to 10;
- wherein the ion containing compound is chemically bonded to a fine particulate carrier.
A solid catalyst system comprising the product obtained by contacting:
- (A) a solid catalyst component obtained by contacting:
- (a-1) an ion containing compound of formula (2)
- [M1(R1)a(R2)b(R3)c(R4-L)d]−.[R4M]+ (2)
- wherein M represents nitrogen;
- the R groups, the same or different from one another, are each individually selected from the group consisting of a hydrogen atom and a substituted or non-substituted hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group;
- or two or more groups may form a ring by bonding with one another;
- and at least one of the R groups is a C3-C20-cycloalkyl or C7-C20-arylalkyl radical;
- M1 represents boron or aluminum;
- R1, R2, and R3 each individually represents a substituted or non-substituted hydrocarbon group having from 1 to 20 carbon atoms, an alkoxy group, a phenoxy group, or a halogen atom and may be the same or different from one another;
- R4 represents a hydrocarbon group having from 1 to 20 carbon atoms which may contain a hetero atom;
- L is a silyl group having formula (3):
- —[Si(Z1Z2)-Z6-]nSiZ3Z4Z5 (3)
- wherein
- Z1, Z2, Z3, Z4, and Z5 are a each individually member selected from the group consisting of a halogen atom, an alkoxy group, a phenoxy group, an acyloxy group and a hydrocarbon group having from 1 to 20 carbon atoms, and at least one of Z3, Z4, and Z5 is a halogen atom, an alkoxy group, a phenoxy group, or an acyloxy group;
- Z6 is a member selected from the group consisting of an oxygen atom, an imino group, an alkylene group having from 1 to 20 carbon atoms, an arylene group having from 1 to 20 carbon atoms, and an oxaalkylene group having from 1 to 20 carbon atoms;
- and
- n is an integer of from 0 to 10;
- and
- (a-2) a fine particulate carrier;
- (B) a metallocene compound;
- and optionally
- (C) an organoaluminum compound.
A process for polymerizing at least one olefin of formula CH2═CHR11 wherein R11 is a hydrogen atom or a C1-C20 alkyl radical optionally with a conjugate or non-conjugate diene comprising the step of contacting said olefins and optionally said diene under polymerization conditions in the presence of a catalyst system comprising the product obtained by contacting:
- (A) a solid catalyst component obtained by contacting:
- (a-1) an ion containing compound of formula (2)
- [M1(R1)a(R2)b(R3)c(R4-L)d]−.[R4M]+ (2)
- wherein M represents nitrogen;
- the R groups, the same or different from one another, are each individually selected from the group consisting of a hydrogen atom and a substituted or non-substituted hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group;
- or two or more groups may form a ring by bonding with one another;
- and at least one of the R groups is a C3-C20-cycloalkyl or C7-C20-arylalkyl radical;
- M1 represents boron or aluminum;
- R1, R2, and R3 each individually represents a substituted or non-substituted hydrocarbon group having from 1 to 20 carbon atoms, an alkoxy group, a phenoxy group, or a halogen atom and may be the same or different from one another;
- R4 represents a hydrocarbon group having from 1 to 20 carbon atoms which may contain a hetero atom;
- L is a silyl group having formula (3):
- —[Si(Z1Z2)-Z6-]nSiZ3Z4Z5 (3)
- wherein
- Z1, Z2, Z3, Z4, and Z5 are each individually a member selected from the group consisting of a halogen atom, an alkoxy group, a phenoxy group, an acyloxy group and a hydrocarbon group having from 1 to 20 carbon atoms, and at least one of Z3, Z4, and Z5 is a halogen atom, an alkoxy group, a phenoxy group, or an acyloxy group;
- Z6 is a member selected from the group consisting of an oxygen atom, an imino group, an alkylene group having from 1 to 20 carbon atoms, an arylene group having from 1 to 20 carbon atoms, and an oxaalkylene group having from 1 to 20 carbon atoms;
- and
- n is an integer of from 0 to 10;
- and
- (a-2) a fine particulate carrier;
- (B) a metallocene compound;
- and optionally
- (C) an organoaluminum compound.
Dependencies are inferred from the claim text.