Spherical catalyst components used for polymerization or copolymerization of olefin and its catalyst

Application Number: 00109216
Application Date: 2000.06.15
Publication Number: 1330086
Publication Date: 2002.01.09
Priority Information:
International: C08F4/643;C08F10/00
Applicant(s) Name: Chinese Petro-Chemical Co Ltd
Inventor(s) Name: Du Hongbin;Xia Xianzhi;Wang Xinsheng
Patent Agency Code: 11218
Patent Agent: fan guirong
Abstract A spherical catalyst contains at least one Ti compound and at least one electron donor compound, which are carried by alkoxide of magnesium chloride, and has the average granularity of 10-200 microns, specific surface area greater than 300 sq.m/g and porosity of 0.3-0.6 m/g. The mole ratio of alcohol to magnesium chloride is 2.0-3.6. The application of said catalyst is also disclosed.