Patent ID: 11970510
Assignee: BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 2:
3. The catalyst component according to claim 1, wherein the diether compound is a diether compound of Formula I,, wherein in Formula I,
R1′, R2′, R3′, R4′, R5′ and R6′ are identical to or different from each other, each independently selected from the group consisting of hydrogen, halogen, substituted or unsubstituted C1-C20 linear or branched alkyl, substituted or unsubstituted C3-C20 cycloalkyl, substituted or unsubstituted C6-C20 aryl, substituted or unsubstituted C7-C20 aralkyl, and substituted or unsubstituted C7-C20 alkaryl; or, two or more of R1′, R2′, R3′, R4, R5′ and R6′ are connected to form a ring;
R7′ and R8′ are identical to or different, each independently selected from the group consisting of substituted or unsubstituted C1-C20 linear or branched alkyl, substituted or unsubstituted C3-C20 cycloalkyl, substituted or unsubstituted C6-C20 aryl, substituted or unsubstituted C7-C20 aralkyl, and substituted or unsubstituted C7-C20 alkaryl; and
the monocarboxylic ester compound is selected from an aromatic monocarboxylic ester and an aliphatic monocarboxylic ester.