| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a solid catalyst component for polymerization of olefins capable of obtaining an olefinic polymer having a wide molecular distribution while maintaining high stereoregularity of propylene polymer and high yield and to provide a catalyst and polymerization method. <P>SOLUTION: An olefin polymerization catalyst formed from a solid catalyst component (A) for olefin polymerization obtained by contacting a solid component (a) containing a magnesium compound, titanium tetrachloride and an electron donor and an aminosilane compound (b) expressed with R<SP>1</SP><SB>n</SB>Si(NR<SP>2</SP>R<SP>3</SP>)<SB>4-n</SB>and an organoaluminum compound (B) and an external electron donor (C) if necessary is provided and a method for obtaining the olefinic polymer using the catalyst are provided. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
