Catalyst system, olefin polymerization catalyst components comprising at least an internal electron donor compound, and methods of making and using the same

Patent metadata

Field	Value
Publication number	US-9637575-B2
Application number	US-201414588379-A
Country	US
Kind code	B2
Filing date	Dec 31, 2014
Priority date	Dec 31, 2014
Publication date	May 2, 2017
Grant date	May 2, 2017

Abstract

An olefin polymerization catalyst component comprising an internal electron donor compound shown in formula (I) below is provided in this disclosure:

wherein X is O, S, NR a , PR b , or POOR c ,
R a is independently hydrogen, halogen, carbonyl hydrocarbon, linear or branched unsaturated or saturated alkyl hydrocarbon, cyclic, aromatic, or aliphatic hydrocarbon, R b is independently hydrogen, halogen, carbonyl hydrocarbon, linear or branched unsaturated or saturated alkyl hydrocarbon, linear or branched unsaturated or saturated alkoxy hydrocarbon, cyclic, aromatic, or aliphatic hydrocarbon, R c is independently hydrogen, carbonyl hydrocarbon, linear or branched unsaturated or saturated alkyl hydrocarbon, cyclic, aromatic, or aliphatic hydrocarbon, R1-R8 are identical or different hydrogen, halogen, linear or branched unsaturated or saturated C 1 -C 30 alkyl, alone or in combination with C 5 -C 30 substituted or unsubstituted 5-or 6-membered aliphatic or aromatic hydrocarbon rings, each of R a , R b , R c , and/or R1-R8 are optionally substituted with halogen.

First claim

What is claimed is:

1. An olefin polymerization catalyst component comprising an internal electron donor compound represented by formula (I):

wherein:
X is O, S, NR a , PR b , or POOR c ,
R a is hydrogen, halogen, a carbonyl hydrocarbon, a linear or branched unsaturated or saturated alkyl hydrocarbon, or an unsubstituted or halogen-substituted moiety selected from the group consisting of a cyclic, an aromatic, and an aliphatic hydrocarbon,
R b is hydrogen, halogen, a carbonyl hydrocarbon, a linear or branched unsaturated or saturated alkyl hydrocarbon, a linear or branched unsaturated or saturated alkoxy hydrocarbon, or an unsubstituted or halogen-substituted moiety selected from the group consisting of a cyclic, an aromatic, and an aliphatic hydrocarbon,
R c is hydrogen, a carbonyl hydrocarbon, a linear or branched unsaturated or saturated alkyl hydrocarbon, or an unsubstituted or halogen-substituted moiety selected from the group consisting of a cyclic, an aromatic, and an aliphatic hydrocarbon, and
R1-R8 are identical or different and are hydrogen, halogen, a linear or branched unsaturated or saturated C1-C30 alkyl, or an unsubstituted or halogen-substituted moiety selected from the group consisting of C5-C30 substituted or unsubstituted 5-or 6-membered aliphatic and aromatic hydrocarbon rings.

2. The olefin polymerization catalyst component of claim 1 , wherein R1 and R2 and/or R7 and R8 form a 5-or 6-membered aliphatic or aromatic hydrocarbon ring optionally substituted with halogen; and R3 is linear or branched unsaturated or saturated C 1 -C 12 alkyl or R3 is linear or branched C 1 -C 12 alkoxy.

3. The olefin polymerization catalyst component of claim 1 , wherein X is O.

4. The olefin polymerization catalyst component of claim 1 , wherein the internal electron donor compound is (D-1) shown below

5. A catalyst system for polymerization of an olefin comprising:
a) the olefin polymerization catalyst component of claim 1 further comprising a titanium halide and/or a magnesium halide;
b) an organoaluminum compound; and
c) optionally an external electron donor.

6. The catalyst system of claim 5 , wherein the magnesium halide is magnesium chloride and the titanium halide is TiCl 4 or TiCl 3 .

7. The catalyst system of claim 5 , wherein the organoaluminum compound is an alkyl-aluminum compound.

8. The catalyst system of claim 7 , wherein the alkyl-aluminum compound is a trialkyl aluminum compound.

9. The catalyst system of claim 8 , wherein the trialkyl aluminum compound is selected from the group consisting of triethylaluminum, triisobutylaluminum, and tri-n-octylaluminum, and combinations thereof.

10. The catalyst system of claim 5 further comprising esters, phthalate compounds, ketones, and/or ethers.

11. A process for polymerizing or copolymerizing an olefin, the process comprising
(a) providing a catalyst system of claim 5 ;
(b) polymerizing or copolymerizing the olefin in a presence of the catalyst system to form a polymer or a copolymer; and
(c) recovering the polymer or the copolymer.

12. The process of claim 11 , wherein the olefin is selected from the group consisting of ethylene, propylene, 1-butylene, 4-methyl-1-pentente, 1-hexene, 1-octene, and mixtures thereof.

13. A catalyst system for polymerization of an olefin, the catalyst system comprising a catalyst component comprising an internal electron donor compound represented by formula (I):

wherein:
X is O, S, NR a , PR b , or POOR c ,
R a is hydrogen, halogen, a carbonyl hydrocarbon, a linear or branched unsaturated or saturated alkyl hydrocarbon, or an unsubstituted or halogen-substituted moiety selected from the group consisting of a cyclic, an aromatic, and an aliphatic hydrocarbon,
R b is hydrogen, halogen, a carbonyl hydrocarbon, a linear or branched unsaturated or saturated alkyl hydrocarbon, a linear or branched unsaturated or saturated alkoxy hydrocarbon, or an unsubstituted or halogen-substituted moiety selected from the group consisting of a cyclic, an aromatic, and an aliphatic hydrocarbon,
R c is hydrogen, a carbonyl hydrocarbon, a linear or branched unsaturated or saturated alkyl hydrocarbon, or an unsubstituted or halogen-substituted moiety selected from the group consisting of a cyclic, an aromatic, and an aliphatic hydrocarbon, and
R1-R8 are identical or different and are hydrogen, halogen, a linear or branched unsaturated or saturated C1-C30 alkyl, or an unsubstituted or halogen-substituted moiety selected from the group consisting of C5-C30 substituted or unsubstituted 5-or 6-membered aliphatic and aromatic hydrocarbon rings.

14. The catalyst system of claim 13 , wherein X is O;
R1 and R2 and/or R7 and R8 form a 5-or 6-membered hydrocarbon ring optionally substituted with halogen; and
R3 is linear or branched unsaturated or saturated C 1 -C 12 alkyl or R3 is linear or branched C 1 -C 12 alkoxy.

15. A catalyst system for use in olefinic polymerization, the catalyst system comprising:
the olefin polymerization catalyst component of claim 1 ;
an organoaluminum compound; and
an organosilicon compound.

16. The catalyst system of claim 15 , wherein the organoaluminum compound is an alkyl-aluminum compound.

17. The catalyst system of claim 16 , wherein the alkyl-aluminum compound is a trialkyl aluminum compound.

18. The catalyst system of claim 17 , wherein the trialkyl aluminum compound is selected from the group consisting of triethylaluminum, triisobutylaluminum, and tri-n-octylaluminum, and combinations thereof.

19. The catalyst system of claim 15 , wherein the organosilicon compound is represented by chemical formula (II):
R n Si(OR′) 4-n   (II)

wherein each R and R′ independently represent a hydrocarbon group, and n is an integer from 0 to 3.

20. The catalyst system of claim 15 , wherein the organosilicon compound is represented by chemical formula (III):
SiRR′ m (OR″) 3-m   (III)

wherein R represents a cyclic hydrocarbon or substituted cyclic hydrocarbon group, wherein each R′ and R″ independently represent a hydrocarbon group, and wherein m is an integer from 0 to 2.

21. A process of polymerizing or copolymerizing an olefin monomer, the process comprising:
(i) providing the catalyst system of claim 15 ;
(ii) polymerizing or copolymerizing the olefin monomer in the presence of the catalyst system to form a polymer or a copolymer; and
(iii) recovering the polymer or the copolymer.

22. The process of claim 21 , wherein the olefin monomer is selected from the group consisting of ethylene, propylene, 1-butylene, 4-methyl-1-pentene, 1-hexane, 1-octene, and combinations thereof.

Assignees

• Grace W R & Co
• Grace W R & Co

Inventors

• Nguyen Binh Thanh
• Fernandes Jonas Alves

Classifications

• C07D311/84 Primary

  with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 9 · CPC title

• C08F110/06 Primary

  Propene · CPC title

• C08F4/6465

  containing silicium · CPC title

• C08F4/6543

  halides of magnesium · CPC title

• C08F4/6421

  Titanium tetrahalides with organo-aluminium compounds · CPC title