| 摘要 |
<p>A catalyst for olefin polymerization which comprises: Component (A) which is a solid catalyst component obtained by contacting the following components (i) to (iv): (i) a solid component comprising titanium, magnesium and halogen as essential elements, (ii) a silicon compound represented by the formula (I): R<1>mXnSi(OR<2>)4-m-n (1) wherein R<1> and R<2> each represent a hydrocarbon residue, X represents a halogen, and each of m and n is an integer in the range of 0</=m</=3 and 0</=n</=3, and 0</=m+n</=3, (iii) a titanium compound or a silicon compound represented by the formula (II) or (III): Ti(OR<3>)4- l X l (II) R<4>4- l SiX l (III) wherein R<3> represents a hydrocarbon residue, R<4> represents hydrogen or a hydrocarbon residue, X represents a halogen, and l is an integer in the range of 0< l </=4, and (iv) an organoaluminum compound; and Component (B) which is an organoaluminum compound. </p> |
