会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 91. 发明授权
    • Components and catalysts for the polymerization of olefins
    • 用于烯烃聚合的组分和催化剂
    • US4522930A
    • 1985-06-11
    • US465594
    • 1983-02-10
    • Enrico AlbizzatiSandro ParodiPier C. Barbe
    • Enrico AlbizzatiSandro ParodiPier C. Barbe
    • C08F4/00C08F4/02C08F4/60C08F4/64C08F4/658C08F10/00
    • C08F10/00
    • Catalysts for the polymerization of alpha-olefins, which comprise the product of the reaction between:(a) a metalorganic compound of Al;(b) an electron-donor compound reactive towards MgCl.sub.2 but which is not completely complexed with AlEt.sub.3, at the equivalent point of a potentiometric titration under standard conditions;(c) a solid comprising a halogenated Ti compound and an electron-donor belonging to particular classes of compounds and being extractable with AlEt.sub.3 for at least 70% by mols from the solid, the surface area of which after extraction is higher than 20 m.sup.2 /g.The present invention refers to new supported components of catalysts for the polymerization of olefins CH.sub.2 .dbd.CHR, in which R is an alkyl with 1-14 carbon atoms or an aryl, and of mixtures of such olefins with each other and/or with ethylene, and to the catalysts obtained from such components.
    • 用于α-烯烃聚合的催化剂,其包括以下反应的产物:(a)Al的金属有机化合物; (b)在标准条件下在电位滴定的等效点处,与MgCl 2反应但不与AlEt3完全络合的电子给体化合物; (c)包含卤化Ti化合物和属于特定类别化合物的电子给体的固体,并且可与AlEt3一起从固体中提取至少70%的摩尔数,其提取后的表面积高于20m 2 / G。 本发明涉及用于烯烃CH 2 = CHR(其中R是具有1-14个碳原子的烷基或芳基)和这些烯烃与彼此和/或与乙烯的混合物的聚合的催化剂的新的负载组分, 和由这些组分获得的催化剂。
    • 92. 发明授权
    • Catalyst components and catalysts for polymerizing olefins
    • 用于聚合烯烃的催化剂组分和催化剂
    • US4464478A
    • 1984-08-07
    • US428976
    • 1982-09-30
    • Umberto ScataEnrico AlbizzatiEnzo Giannetti
    • Umberto ScataEnrico AlbizzatiEnzo Giannetti
    • C08F4/00C08F4/02C08F4/60C08F4/64C08F4/654C08F10/00
    • C08F10/00C08F4/022
    • Catalyst-forming components are prepared from(a) a halogenated Ti compound containing at least a Ti-halogen bond;(b) an electron-donor compound free of active hydrogen atoms;and(c) the solid product of the reaction between at least one electron-donor compound containing active hydrogen atoms and a Mg dihalide or a complex thereof with an electron-donor compound free of active hydrogen atoms, obtained by decomposing organic Mg compounds containing at least one Mg-R or Mg-OR group, in which R is an alkyl, aryl, cycloalkyl or alkenyl radical having 1 to 20 carbon atoms, by means of a halogenating agent different from (a).Catalysts for polymerizing olefins and prepared by mixing the aforesaid catalyst-forming components with an organometallic compound of Al are also disclosed.
    • 催化剂形成成分由(a)至少含有Ti-卤素键的卤化Ti化合物制备; (b)不含活性氢原子的电子给体化合物; 和(c)包含活性氢原子的至少一种电子给体化合物与二卤化镁或其配合物与不含活性氢原子的电子给体化合物之间的反应的固体产物,通过分解含有 至少一个Mg-R或Mg-OR基团,其中R是具有1至20个碳原子的烷基,芳基,环烷基或烯基,通过不同于(a)的卤化剂。 还公开了用于聚合烯烃并通过将上述催化剂形成组分与Al的有机金属化合物混合制备的催化剂。