IPC분류정보
| 국가/구분 |
United States(US) Patent
등록
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| 국제특허분류(IPC7판) |
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| 출원번호 |
US-0526166
(2014-10-28)
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| 등록번호 |
US-9593184
(2017-03-14)
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발명자
/ 주소 |
- Kong, Gapgoung
- Zhang, Lei
- Kao, Sun Chueh
- Chen, Chih-Jian
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| 출원인 / 주소 |
- Formosa Plastics Corporation, USA
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| 대리인 / 주소 |
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| 인용정보 |
피인용 횟수 :
0 인용 특허 :
94 |
초록
▼
The present invention relates to the use of oxalic acid diamides as modifiers in conjunction with solid Ziegler-Natta type catalyst in processes in which polyolefins such as polypropylene are produced. The modified catalyst compositions produce polypropylene with good productivity and higher sterosp
The present invention relates to the use of oxalic acid diamides as modifiers in conjunction with solid Ziegler-Natta type catalyst in processes in which polyolefins such as polypropylene are produced. The modified catalyst compositions produce polypropylene with good productivity and higher sterospecificity than systems without such modification.
대표청구항
▼
1. A solid catalyst component for the polymerization or co-polymerization of alpha-olefins comprising: titanium, magnesium, halogen, an internal electron donor, and at least one modifier selected from oxalic acid diamides of the formula: wherein R1, R2, R3, and R4 are independently selected from hyd
1. A solid catalyst component for the polymerization or co-polymerization of alpha-olefins comprising: titanium, magnesium, halogen, an internal electron donor, and at least one modifier selected from oxalic acid diamides of the formula: wherein R1, R2, R3, and R4 are independently selected from hydrogen, an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms. 2. The solid catalyst component of claim 1, wherein two or more of R1, R2, R3, and R4 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 3. The solid catalyst component according to claim 1, wherein the internal electron donor is a phthalate compound represented by formula: wherein R5 and R6 are independently selected from an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms. 4. The solid catalyst component according to claim 3, wherein R5 and R6 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 5. The solid catalyst component according to claim 1, wherein the internal electron donor is a malonate compound represented by formula: wherein R5 R6, R7, and R8 are independently selected from an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms. 6. The solid catalyst component according to claim 5, wherein two or more of R5, R6, R7, and R8 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 7. The solid catalyst component according to claim 1, wherein the internal electron donor is a diether compound represented by the formula: wherein R5 R6, R7, and R8 are independently selected from an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms. 8. The solid catalyst component according to claim 7, wherein, wherein two or more of R5, R6, R7, and R8 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 9. A catalyst system for the polymerization or co-polymerization of alpha-olefins comprising: (A) a solid catalyst component for the polymerization or co-polymerization of alpha-olefins comprising titanium, magnesium, halogen, an internal electron donor, and at least one modifier selected from oxalic acid diamides of the formula: wherein R1, R2, R3, and R4 are independently selected from hydrogen, an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms; and(B) a co-catalyst component. 10. The solid catalyst component of claim 9, wherein two or more of R1, R2, R3, and R4 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 11. The catalyst system of claim 9, further comprising one or more external electron donor components. 12. The solid catalyst component according to claim 9, wherein the internal electron donor is a phthalate compound represented by formula: wherein R5 and R6 are independently selected from an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms. 13. The solid catalyst component according to claim 12, wherein R5 and R6 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 14. The solid catalyst component according to claim 9, wherein the internal electron donor is a malonate compound represented by formula: wherein R5 R6, R7, and R8 are independently selected from an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms. 15. The solid catalyst component according to claim 14, wherein two or more of R5, R6, R7, and R8 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 16. The solid catalyst component according to claim 1, wherein the internal electron donor is a diether compound represented by the formula: wherein R5 R6, R7, and R8 are independently selected from an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms. 17. The solid catalyst component according to claim 15, wherein, wherein two or more of R5, R6, R7, and R8 may be linked to form one or more saturated or unsaturated monocyclic or polycyclic rings. 18. A method for polymerizing alpha-olefins, comprising: polymerizing alpha-olefins in the presence of: (A) a solid catalyst component for the polymerization or co-polymerization of alpha-olefin comprising titanium, magnesium, halogen, an internal electron donor, and at least one modifier selected from oxalic acid diamides of the formula: wherein R1, R2, R3, and R4 are independently selected from hydrogen, an aliphatic hydrocarbon group having 1 to 20 carbon atoms, an alicyclic hydrocarbon group having 3-20 carbon atoms, an aromatic hydrocarbon group having 6-20 carbon atoms, or a hetero atom containing hydrocarbon group of 1 to 20 carbon atoms; and(B) a co-catalyst component. 19. The method of claim 18, further comprising one or more external electron donor components.
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