摘要:
Complexes of certain transition metals with certain phosphorous-nitrogen bidentate ligands are part of all of catalyst systems for the polymerization of ethylene. Under certain polymerization conditions novel, highly branched, homopolyethylenes may be produced.
摘要:
The invention provides a transition metal complex of formula (3) below:
wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 and R 8 are the same or different and each independently represents a hydrogen atom, a halogen atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); R 5 represents a hydrogen atom, a fluorine atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); X 1 represents a hydrogen atom, a halogen atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); L represents a balancing counter ion or neutral ligand similar to X 1 that is bonding or coordinating to metal M; and q represents an integer of 0 or 1, and G 20 represents any one of G 21 to G 26 below:
where A 1 represents an element of Group 15 of the periodic table, wherein A 1 in G 23 represents an anion of an element of Group 15 of the periodic table, and A 1 in G 21 represents a nitrogen atom; R 9 ,R 14 , R 12 , R 13 , R 19 , R 20 , R 10 , R 11 , R 15 , R 16 , R 17 , R 18 , R 19 , R 20 , R 21 and R 22 each independently represents, a hydrogen atom; or a substituted or unsubstituted alkyl groups having 1 to 10 carbon atom(s), and the line linking M and R 20 represents that M is coordinated or linked to an element of Group 15 or 16 of the periodic table or to a fluorine atom constituting R 20 .
摘要:
The invention provides a transition metal complex of formula (3) below:
wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 and R 8 are the same or different and each independently represents a hydrogen atom, a halogen atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); R 5 represents a hydrogen atom, a fluorine atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); X 1 represents a hydrogen atom, a halogen atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); L represents a balancing counter ion or neutral ligand similar to X 1 that is bonding or coordinating to metal M; and q represents an integer of 0 or 1, and G 20 represents any one of G 21 to G 26 below:
where A 1 represent an element of Group 15 of the periodic table, wherein A 1 in G 23 represents an anion of an element of Group 15 of the periodic table, and A 1 in G 21 represents a nitrogen atom; R 9 , R 14 , R 12 , R 13 , R 19 , R 20 , R 10 , R 11 , R 15 , R 16 , R 17 , R 18 , R 19 , R 20 , R 31 and R 22 each independently represents, a hydrogen atom; or a substituted or unsubstituted alkyl groups having 1 to 10 carbon atom(s), and the line linking M and R 20 represents that M is coordinated or linked to an element of Group 15 or 16 of the periodic table or to a fluorine atom constituting R 20 .
摘要:
Disclosed is a transition metal complex represented by the formula below which is useful as an olefin polymerization catalyst. (formula) (In the formula, M represents a titanium atom, a zirconium atom or the like; R5 represents a hydrogen atom, a fluorine atom, an alkyl group or the like; R1-4, R6-8 and X1 respectively represents a hydrogen atom, a halogen atom, an alkyl group or the like; L represents a neutral ligand or counter ion representing the same atom or group as represented by X1 that equilibrates the bond or coordination of the metal M; q is an integer of 0 or 1; G20 represents one of the following G21-G26: (G21,G22, G23, G24, G25, G26) wherein A1 represents a nitrogen atom, an anion thereof or the like, A2 represents an anion of oxygen atom or the like, and R9-22 respectively represents a hydrogen atom, an alkyl group or the like; and the line connecting M and G20 indicates that M is coordinated or bonded to the nitrogen atom, oxygen atom, fluorine atom or the like in G20.)
摘要:
Complexes of certain transition metals with certain phosphorous-nitrogen bidentate ligands are part of all of catalyst systems for the polymerization of ethylene. Under certain polymerization conditions novel, highly branched, homopolyethylenes may be produced.