US 2022/0010044 A1 · SUPPORTED CATALYST FOR PROPYLENE POLYMERIZATION AND METHOD FOR PRODUCING POLYPROPYLENE RESIN USING SAME

Abstract

The present invention relates to a supported catalyst for propylene polymerization in which a first transition metal compound contributing to the production of crystalline polypropylene and a second transition metal compound contributing to the production of rubbery polypropylene are co-supported, and a method for producing a polypropylene resin using same. By using the supported catalyst, according to the present invention, it is possible to produce, by a single step of propylene polymerization, a polypropylene resin in which crystalline polypropylene and rubbery polypropylene are simultaneously formed.

A supported catalyst for propylene polymerization, comprising:

one or more first transition metal compounds selected from among compounds represented by Chemical Formulas 1 and 2 below;
one or more second transition metal compounds selected from among compounds represented by Chemical Formulas 3 and 4 below;
and
a carrier configured to co-support the first and second transition metal compounds,
wherein, in Chemical Formula 1,
M1 is a group 4 transition metal,
Q1 and Q2 are the same or different, and are each independently:
a halogen group;
a (C1-C20) alkyl group;
a (C2-C20) alkenyl group;
a (C2-C20) alkynyl group;
a (C6-C20) aryl group;
a (C1-C20) alkyl (C6-C20) aryl group;
a (C6-C20) aryl (C1-C20) alkyl group;
a (C1-C20) alkylamido group;
a (C6-C20) arylamido group;
or a (C1-C20) alkylidene group,
A1 is a group 14 element,
R1, R2, R3, R4, R7, R8, R9, R10, R11, and R12 are the same or different, and are each independently:
hydrogen;
a (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
a (C2-C20) alkenyl group unsubstituted or substituted with an acetal group or ether group;
a (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C1-C20) alkyl (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C6-C20) aryl (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
or a (C1-C20) silyl group unsubstituted or substituted with an acetal group or ether group,
two or more groups among R1, R2, R3, and R4 are capable of forming an aliphatic ring or aromatic ring by being bonded to each other,
two or more groups among R7, R8, R9, R10, R11, and R12 are capable of forming an aliphatic ring or aromatic ring by being bonded to each other, and
R5 and R6 are the same or different, and are each independently:
hydrogen;
a (C1-C20) alkyl group;
a (C2-C20) alkenyl group;
a (C2-C20) alkynyl group;
a (C6-C20) aryl group;
a (C1-C20) alkyl (C6-C20) aryl group;
a (C6-C20) aryl (C1-C20) alkyl group;
a (C1-C20) alkylamido group;
a (C6-C20) arylamido group;
or a (C1-C20) alkylidene group,
wherein, in Chemical Formula 2,
M2 is a group 4 transition metal,
Q3 and Q4 are the same or different, and are each independently:
a halogen group;
a (C1-C20) alkyl group;
a (C2-C20) alkenyl group;
a (C2-C20) alkynyl group;
a (C6-C20) aryl group;
a (C1-C20) alkyl (C6-C20) aryl group;
a (C6-C20) aryl (C1-C20) alkyl group;
a (C1-C20) alkylamido group;
a (C6-C20) arylamido group;
or a (C1-C20) alkylidene group,
A2 is a group 14 element,
R13, R14, R15, R16, R17, and R18 are the same or different, and are each independently:
hydrogen;
a (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
a (C2-C20) alkenyl group unsubstituted or substituted with an acetal group or ether group:
a (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C1-C20) alkyl (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C6-C20) aryl (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
or a (C1-C20) silyl group unsubstituted or substituted with an acetal group or ether group,
two or more groups among R13, R14, R15, R16, R17, and R18 are capable of forming an aliphatic ring or aromatic ring by being bonded to each other, and
R19 and R20 are the same or different, and are each independently:
hydrogen;
a (C1-C20) alkyl group;
a (C2-C20) alkenyl group;
a (C2-C20) alkynyl group;
a (C6-C20) aryl group;
a (C1-C20) alkyl (C6-C20) aryl group;
a (C6-C20) aryl (C1-C20) alkyl group;
a (C1-C20) alkylamido group;
a (C6-C20) arylamido group;
or a (C1-C20) alkylidene group,
wherein, in Chemical Formula 3,
M3 is a group 4 transition metal,
Q5 and Q6 are the same or different, and are each independently:
a halogen group;
a (C1-C20) alkyl group;
a (C2-C20) alkenyl group;
a (C2-C20) alkynyl group;
a (C6-C20) aryl group;
a (C1-C20) alkyl (C6-C20) aryl group;
a (C6-C20) aryl (C1-C20) alkyl group;
a (C1-C20) alkylamido group;
a (C6-C20) arylamido group;
or a (C1-C20) alkylidene group,
R21, R22, R23, R24, R25, R26, R27, R28, R29, R30, R31, R32, and R33 are the same or different, and are each independently:
hydrogen;
a (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
a (C2-C20) alkenyl group unsubstituted or substituted with an acetal group or ether group;
a (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C1-C20) alkyl (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C6-C20) aryl (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
or a (C1-C20) silyl group unsubstituted or substituted with an acetal group or ether group;
a (C1-C20) alkoxy group;
or a (C6-C20) aryloxy group, and
two or more groups among R21, R22, R23, R24, R25, R26, and R27 are capable of forming an aliphatic ring or aromatic ring by being bonded to each other,
wherein, in Chemical Formula 4,
M4 is a group 4 transition metal,
Q7 and Q8 are the same or different, and are each independently:
a halogen group;
a (C1-C20) alkyl group;
a (C2-C20) alkenyl group;
a (C2-C20) alkynyl group;
a (C6-C20) aryl group;
a (C1-C20) alkyl (C6-C20) aryl group;
a (C6-C20) aryl (C1-C20) alkyl group;
a (C1-C20) alkylamido group;
a (C6-C20) arylamido group;
or a (C1-C20) alkylidene group,
A3 is a group 14 element,
R34, R35, R36, R37, and R40 are the same or different, and are each independently:
hydrogen;
a (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
a (C2-C20) alkenyl group unsubstituted or substituted with an acetal group or ether group:
a (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C1-C20) alkyl (C6-C20) aryl group unsubstituted or substituted with an acetal group or ether group;
a (C6-C20) aryl (C1-C20) alkyl group unsubstituted or substituted with an acetal group or ether group;
or a (C1-C20) silyl group unsubstituted or substituted with an acetal group or ether group;
a (C1-C20) alkoxy group;
or a (C6-C20) aryloxy group,
two or more groups among R34, R35, R36, and R37 are capable of forming an aliphatic ring or aromatic ring by being bonded to each other, and
R38 and R39 are the same or different, and are each independently:
hydrogen;
a (C1-C20) alkyl group;
a (C2-C20) alkenyl group;
a (C2-C20) alkynyl group;
a (C6-C20) aryl group;
a (C1-C20) alkyl (C6-C20) aryl group;
a (C6-C20) aryl (C1-C20) alkyl group;
a (C1-C20) alkylamido group;
a (C6-C20) arylamido group;
or a (C1-C20) alkylidene group.

130 more elements

Supported catalyst for propylene polymerization and method for producing polypropylene resin using same

Life of this patent

Supported catalyst for propylene polymerization and method for producing polypropylene resin using same

Life of this patent

Abstract

Claims13