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JP2017025161A5
JP2017025161A5 JP2015143114A JP2015143114A JP2017025161A5 JP 2017025161 A5 JP2017025161 A5 JP 2017025161A5 JP 2015143114 A JP2015143114 A JP 2015143114A JP 2015143114 A JP2015143114 A JP 2015143114A JP 2017025161 A5 JP2017025161 A5 JP 2017025161A5
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下記成分(A)、成分(B)および成分(C)を含んでなるオレフィン重合用触媒。
成分(A):下記式(I)で表される遷移金属化合物
Figure 2017025161
〔式(I)中、Mは、周期律表第4族遷移金属原子を示し、mは、1〜4の整数を示し、R1〜R5は、水素原子、ハロゲン原子、炭化水素基、ヘテロ環含有基、ハロゲン含有基、酸素含有基、窒素含有基、ホウ素含有基、イオウ含有基、リン含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、互いに同一でも異なっていてもよく、これらのうちの2個以上が互いに連結して環を形成していてもよく、mが2の場合にはR1〜R5で示される基のうち少なくとも2個の基が連結されていてもよく、R6は、下記式(II)または(III)で表される基であり、jは、Mの価数を満たす数であり、Xは、水素原子、ハロゲン原子、炭化水素基、酸素含有基、イオウ含有基、窒素含有基、ホウ素含有基、アルミニウム含有基、リン含有基、ハロゲン含有基、ヘテロ環含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、jが2以上の場合は、Xで示される複数の基は互いに同一でも異なっていてもよく、またXで示される複数の基は互いに結合して環を形成してもよい。〕
Figure 2017025161
〔式(II)中、R7は、ハロゲン原子、炭化水素基、ヘテロ環含有基、ハロゲン含有基、酸素含有基、窒素含有基、ホウ素含有基、イオウ含有基、リン含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、R8〜R11は、水素原子、ハロゲン原子、炭化水素基、ヘテロ環含有基、ハロゲン含有基、酸素含有基、窒素含有基、ホウ素含有基、イオウ含有基、リン含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、互いに同一でも異なっていてもよく、R7〜R11のうちの2個以上が互いに連結して環を形成していてもよく、黒丸(●)は窒素原子との結合点を示す。〕
Figure 2017025161
〔式(III)中、R12およびR14は、ハロゲン原子、炭化水素基、ヘテロ環含有基、ハロゲン含有基、酸素含有基、窒素含有基、ホウ素含有基、イオウ含有基、リン含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、互いに同一でも異なっていてもよく、R13は、炭素原子数3〜8の二価の飽和炭化水素基であり、nは、0またはR13の炭素原子数の2倍以下の整数であり、nが2以上の整数の場合は複数のR14は、互いに同一でも異なっていてもよく、黒丸(●)は窒素原子との結合点を表す。〕
成分(B):下記式(IV)で表される架橋型メタロセン化合物
Figure 2017025161
〔式(IV)中、Mは周期律表第3族〜第11族の遷移金属原子を示し、Cp1およびCp2はMと共にサンドイッチ構造を形成することができるシクロペンタジエニル基または置換シクロペンタジエニル基を示し、互いに同一でも異なっていてもよく、Qは、水素原子、ハロゲン原子、炭化水素基、酸素含有基、イオウ含有基、窒素含有基、ホウ素含有基、アルミニウム含有基、リン含有基、ハロゲン含有基、ヘテロ環含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、jは、1〜4の整数であり、jが2以上の場合は、Qで示される複数の基は互いに同一でも異なっていてもよく、またQで示される複数の基は互いに結合して環を形成してもよい。Yは、炭素原子数1〜30の2価の炭化水素基、炭素原子数1〜20の2価のハロゲン化炭化水素基、2価のケイ素含有基、2価のゲルマニウム含有基、2価のスズ含有基、−O−、−CO−、−S−、−SO−、−SO2−、−Ge−、−Sn(スズ)−、−NRa−、−P(Ra)−、−P(O)(Ra)−、−BRa−または−AlRa−を示す。ただし、Raは、炭素原子数1〜20の炭化水素基、炭素原子数1〜20のハロゲン化炭化水素基、水素原子、ハロゲン原子、または窒素原子に炭素原子数1〜20の炭化水素基が1個もしくは2個結合した窒素含有基(−NRHまたは−NR2;Rは炭素原子数1〜20の炭化水素基)である。〕
成分(C):下記(c−1)、(c−2)、(c−3)および(c−4)よりなる群から選ばれる少なくとも1種の成分
(c−1)下記式(V)、(VI)または(VII)で表される有機金属化合物
(c−2)有機アルミニウムオキシ化合物
(c−3)成分(A)および成分(B)と反応してイオン対を形成する化合物
(c−4)前記(c−1)、(c−2)および(c−3)よりなる群から選ばれる少なくとも1種を含む成分を不溶化させて得られる固体成分
a mAl(ORb)npq・・・(V)
〔式(V)中、RaおよびRbは、炭素原子数1〜15の炭化水素基を示し、互いに同一でも異なっていてもよく、Xは、ハロゲン原子を示し、mは0<m≦3、nは0≦n<3、pは0≦p<3、qは0≦q<3の数であり、かつm+n+p+q=3である。〕
aAlRa 4・・・(VI)
〔式(VI)中、MaはLi、NaまたはKを示し、Raは炭素原子数1〜15の炭化水素基を示す。〕
a rbb st・・・(VII)
〔式(VII)中、RaおよびRbは、炭素原子数1〜15の炭化水素基を示し、互いに同一でも異なっていてもよく、Mbは、Mg、ZnまたはCdを示し、Xは、ハロゲン原子を示し、rは0<r≦2、sは0≦s≦1、tは0≦t≦1であり、かつr+s+t=2である。〕
An olefin polymerization catalyst comprising the following component (A), component (B) and component (C).
Component (A): transition metal compound represented by the following formula (I)
Figure 2017025161
[In the formula (I), M represents a group 4 transition metal atom in the periodic table, m represents an integer of 1 to 4, R 1 to R 5 represent a hydrogen atom, a halogen atom, a hydrocarbon group, Heterocycle-containing group, halogen-containing group, oxygen-containing group, nitrogen-containing group, boron-containing group, sulfur-containing group, phosphorus-containing group, silicon-containing group, germanium-containing group or tin-containing group, which may be the same or different Of these, two or more of these may be connected to each other to form a ring, and when m is 2, at least two of the groups represented by R 1 to R 5 are connected. R 6 is a group represented by the following formula (II) or (III), j is a number that satisfies the valence of M, and X is a hydrogen atom, a halogen atom, or a hydrocarbon group. , Oxygen-containing groups, sulfur-containing groups, nitrogen-containing groups, boron-containing groups, aluminum-containing groups, -Containing group, halogen-containing group, heterocyclic-containing group, silicon-containing group, germanium-containing group or tin-containing group, and when j is 2 or more, the plurality of groups represented by X may be the same or different from each other In addition, a plurality of groups represented by X may be bonded to each other to form a ring. ]
Figure 2017025161
[In the formula (II), R 7 represents a halogen atom, a hydrocarbon group, a heterocycle-containing group, a halogen-containing group, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, a sulfur-containing group, a phosphorus-containing group, or a silicon-containing group. Represents a germanium-containing group or a tin-containing group, and R 8 to R 11 are a hydrogen atom, a halogen atom, a hydrocarbon group, a heterocyclic group, a halogen-containing group, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, sulfur A containing group, a phosphorus-containing group, a silicon-containing group, a germanium-containing group or a tin-containing group, which may be the same as or different from each other, and two or more of R 7 to R 11 are connected to each other to form a ring. The black circle (●) indicates the point of attachment to the nitrogen atom. ]
Figure 2017025161
[In the formula (III), R 12 and R 14 are a halogen atom, a hydrocarbon group, a heterocycle-containing group, a halogen-containing group, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, a sulfur-containing group, a phosphorus-containing group, A silicon-containing group, a germanium-containing group or a tin-containing group, which may be the same or different from each other, R 13 is a divalent saturated hydrocarbon group having 3 to 8 carbon atoms, and n is 0 or R When n is an integer greater than or equal to 2 and the number of carbon atoms in 13 is an integer greater than or equal to 2, a plurality of R 14 may be the same or different from each other. Represent. ]
Component (B): Bridged metallocene compound represented by the following formula (IV)
Figure 2017025161
[In the formula (IV), M represents a transition metal atom of Group 3 to Group 11 of the periodic table, and Cp 1 and Cp 2 represent a cyclopentadienyl group or a substituted cyclohexane capable of forming a sandwich structure with M. Represents a pentadienyl group, which may be the same or different from each other, and Q represents a hydrogen atom, a halogen atom, a hydrocarbon group, an oxygen-containing group, a sulfur-containing group, a nitrogen-containing group, a boron-containing group, an aluminum-containing group, phosphorus A containing group, a halogen-containing group, a heterocyclic-containing group, a silicon-containing group, a germanium-containing group or a tin-containing group, j is an integer of 1 to 4, and when j is 2 or more, a plurality represented by Q These groups may be the same or different from each other, and a plurality of groups represented by Q may be bonded to each other to form a ring. Y is a divalent hydrocarbon group having 1 to 30 carbon atoms, a divalent halogenated hydrocarbon group having 1 to 20 carbon atoms, a divalent silicon-containing group, a divalent germanium-containing group, a divalent Tin-containing group, —O—, —CO—, —S—, —SO—, —SO 2 —, —Ge—, —Sn (tin) —, —NR a —, —P (R a ) —, — P (O) (R a) -, - BR a - or -AlR a - shows the. R a is a hydrocarbon group having 1 to 20 carbon atoms, a halogenated hydrocarbon group having 1 to 20 carbon atoms, a hydrogen atom, a halogen atom, or a nitrogen atom and a hydrocarbon group having 1 to 20 carbon atoms. Is a nitrogen-containing group having one or two bonds (—NRH or —NR 2 ; R is a hydrocarbon group having 1 to 20 carbon atoms). ]
Component (C): at least one component selected from the group consisting of the following (c-1), (c-2), (c-3) and (c-4) (c-1) the following formula (V) , (VI) or (VII) organometallic compound (c-2) organoaluminum oxy compound (c-3) a compound that reacts with component (A) and component (B) to form an ion pair (c -4) Solid component R a m Al (OR b ) n obtained by insolubilizing a component containing at least one selected from the group consisting of (c-1), (c-2) and (c-3) H p X q (V)
[In the formula (V), R a and R b represent a hydrocarbon group having 1 to 15 carbon atoms, which may be the same or different from each other, X represents a halogen atom, and m is 0 <m ≦ 3, n is 0 ≦ n <3, p is 0 ≦ p <3, q is a number 0 ≦ q <3, and m + n + p + q = 3. ]
M a AlR a 4 (VI)
[In the formula (VI), M a represents Li, Na or K, and R a represents a hydrocarbon group having 1 to 15 carbon atoms. ]
R a r M b R b s X t (VII)
[In the formula (VII), R a and R b represent a hydrocarbon group having 1 to 15 carbon atoms, which may be the same or different from each other, M b represents Mg, Zn or Cd, and X represents Represents a halogen atom, r is 0 <r ≦ 2, s is 0 ≦ s ≦ 1, t is 0 ≦ t ≦ 1, and r + s + t = 2. ]
前記(c−1)、(c−2)および(c−3)よりなる群から選ばれる少なくとも1種の成分、前記成分(A)、前記成分(B)、ならびに、固体状担体(S)および前記(c−4)よりなる群から選ばれる少なくとも1種の成分を含む、請求項1に記載のオレフィン重合用触媒。   At least one component selected from the group consisting of (c-1), (c-2) and (c-3), the component (A), the component (B), and the solid carrier (S) The olefin polymerization catalyst according to claim 1, further comprising at least one component selected from the group consisting of (c-4). 記R 7およびR12がそれぞれ独立に、ハロゲン原子、炭化水素基、ハロゲン含有基またはケイ素含有基である、請求項1または2に記載のオレフィン重合用触媒。 Before Symbol R 7 and R 12 are each independently a halogen atom, a hydrocarbon group, a halogen-containing group or a silicon-containing group, an olefin polymerization catalyst according to claim 1 or 2. 前記式(III)おけるR13の炭素原子数が4である、請求項1〜3のいずれか1項に記載のオレフィン重合用触媒。 The olefin polymerization catalyst according to any one of claims 1 to 3, wherein R 13 in the formula (III) has 4 carbon atoms. 前記成分(B)が下記式(VIII)で表される架橋型メタロセン化合物である、請求項1〜4のいずれか1項に記載のオレフィン重合用触媒。
Figure 2017025161
〔式(VIII)中、R15〜R18およびR19〜R26は、水素原子、炭化水素基、ハロゲン含有基、酸素含有基、窒素含有基、ホウ素含有基、イオウ含有基、リン含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、それぞれ同一でも異なっていてもよく、また、隣接した置換基は互いに結合して環を形成してもよく、Q1は、炭素原子数1〜20の炭化水素基、炭素原子数1〜20のハロゲン含有基、ケイ素含有基、ゲルマニウム含有基またはスズ含有基を示し、Mは、チタン原子、ジルコニウム原子またはハフニウム原子を示し、Xはそれぞれ独立に、水素原子、ハロゲン原子、炭化水素基、ハロゲン含有基、ケイ素含有基、酸素含有基、イオウ含有基、窒素含有基またはリン含有基を示す。〕
The catalyst for olefin polymerization according to any one of claims 1 to 4, wherein the component (B) is a bridged metallocene compound represented by the following formula (VIII).
Figure 2017025161
[In the formula (VIII), R 15 to R 18 and R 19 to R 26 are a hydrogen atom, a hydrocarbon group, a halogen-containing group, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, a sulfur-containing group, or a phosphorus-containing group. , A silicon-containing group, a germanium-containing group or a tin-containing group, which may be the same or different, and adjacent substituents may be bonded to each other to form a ring, and Q 1 represents the number of carbon atoms 1 to 20 hydrocarbon group, a halogen-containing group having 1 to 20 carbon atoms, a silicon-containing group, a germanium-containing group or a tin-containing group, M represents a titanium atom, a zirconium atom or a hafnium atom, and X represents each Independently, it represents a hydrogen atom, a halogen atom, a hydrocarbon group, a halogen-containing group, a silicon-containing group, an oxygen-containing group, a sulfur-containing group, a nitrogen-containing group or a phosphorus-containing group. ]
前記式(VIII)における、R15、R16、R17およびR18が全て水素原子である、請求項5に記載のオレフィン重合用触媒。 The catalyst for olefin polymerization according to claim 5, wherein R 15 , R 16 , R 17 and R 18 in the formula (VIII) are all hydrogen atoms. 前記成分(C)が有機アルミニウムオキシ化合物、または、有機アルミニウムオキシ化合物を含む成分を不溶化させて得られる固体成分である、請求項1〜6のいずれか1項に記載のオレフィン重合用触媒。   The catalyst for olefin polymerization according to any one of claims 1 to 6, wherein the component (C) is a solid component obtained by insolubilizing an organoaluminum oxy compound or a component containing an organoaluminum oxy compound. 請求項1〜7のいずれか1項に記載のオレフィン重合用触媒の存在下、エチレン単独、またはエチレンと炭素原子数3〜20のオレフィンとを重合する、エチレン系重合体の合成方法。   A method for synthesizing an ethylene polymer, in which ethylene alone or ethylene and an olefin having 3 to 20 carbon atoms is polymerized in the presence of the olefin polymerization catalyst according to any one of claims 1 to 7.
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