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    • 2. 发明申请
    • SOLID CATALYTIC COMPONENTS AND CATALYST FOR POLYMERIZING OLEFINS
    • 固体催化组分和催化剂用于聚合烯烃
    • WO1997007142A1
    • 1997-02-27
    • PCT/JP1996002336
    • 1996-08-21
    • TOHO TITANIUM CO., LTD.KATAOKA, TakuoUMEBAYASHI, HidetoshiGOTO, Kenji
    • TOHO TITANIUM CO., LTD.
    • C08F04/658
    • C08F10/00C08F4/6565C08F4/6567C08F4/6581
    • A solid catalytic component (A1) for polymerizing olefins is prepared by bringing (1) a solid component (a) obtained by bringing (i) a dialkoxymagnesium or diaryloxymagnesium into contact with (ii) a titanium compound and (iii) an aromatic dicarboxylic acid diester into contact with (2) a solid component (d) obtained by bringing (i) a dialkoxymagnesium or diaryloxymagnesium into contact with (ii) a titanium compound, (iii) an aromatic dicarboxylic acid diester and (iv) a polysiloxane; and a solid catalytic component (A2) for polymerizing olefins is prepared by bringing the solid component (a) into contact with (3) a solid component (d) obtained by bringing (i) a dialkoxymagnesium or diaryloxymagnesium into contact with (ii) a titanium compound, (iii) an aromatic dicarboxylic acid diester, (iv) a polysiloxane, and (v) an aluminum compound. A catalyst for polymerizing olefins comprises the solid catalytic component (A1) or (A2), an organoaluminum compound (B), and an organosilicon compound (C).
    • 通过使(1)通过使(i)二烷氧基镁或二芳氧基镁与(ii)钛化合物接触而获得的固体成分(a)和(iii)芳族二羧酸 二酯与(2)通过使(i)二烷氧基镁或二芳氧基镁与(ii)钛化合物,(iii)芳族二羧酸二酯和(iv)聚硅氧烷)接触获得的固体组分(d)接触; 并且通过使固体组分(a)与(3)通过使(i)二烷氧基镁或二芳氧基镁接触而获得的固体组分(d)接触来制备用于聚合烯烃的固体催化组分(A2) 钛化合物,(iii)芳族二羧酸二酯,(iv)聚硅氧烷和(ⅴ)铝化合物。 用于聚合烯烃的催化剂包括固体催化组分(A1)或(A2),有机铝化合物(B)和有机硅化合物(C)。