Reactivity Comparison of ω-Alkenols and Higher 1-Alkenes in Copolymerization with Propylene Using An Isospecific Zirconocene-MMAO Catalyst
Abstract
:1. Introduction
2. Experimental Section
2.1. Materials
2.2. Polymerization Procedure
2.3. Analytical Procedure
3. Results and Discussion
3.1. Copolymerization of Propylene with ω-Alkenols and Higher 1-Alkenes
Entry | Comonomer b Feed (mmol) | Yield (g) | Activity c (103) | Mn d (104) | Mw/Mn d | Comonomer Content e (mol %) | Comonomer Conversion f (%) | Tm g (°C) |
---|---|---|---|---|---|---|---|---|
1 | - | 0.70 | 25 | 19.5 | 2.1 | - | - | 160 |
2 | AH (3.0) | 0.28 | 10 | 18.0 | 2.2 | 2.7 | 4.9 | 143 |
3 | AH (4.0) | 0.23 | 8.5 | 16.4 | 2.1 | 3.5 | 3.8 | 136 |
4 | AH (5.3) | 0.17 | 6.5 | 11.0 | 2.3 | 4.7 | 2.8 | 132 |
5 | AH (6.3) | 0.14 | 5.1 | 8.5 | 2.0 | 5.7 | 2.0 | 131 |
6 | AU (3.0) | 0.30 | 11 | 18.5 | 2.2 | 2.9 | 6.5 | 121 |
7 | AU (4.0) | 0.26 | 9.3 | 18.2 | 2.1 | 3.8 | 5.1 | 117 |
8 | AU (5.3) | 0.20 | 7.2 | 16.5 | 2.3 | 5.0 | 3.7 | 107 |
9 | AU (6.3) | 0.16 | 5.8 | 9.7 | 2.2 | 6.1 | 2.8 | 98.6 |
10 | H (3.0) | 0.28 | 10 | 10.2 | 1.7 | 7.2 | 14 | 95.9 |
11 | H (4.0) | 0.25 | 9.0 | 9.1 | 1.7 | 8.7 | 12 | 80.5 |
12 | H (5.3) | 0.22 | 7.9 | 6.5 | 1.9 | 11 | 10 | 76.0 |
13 | H (6.3) | 0.17 | 6.1 | 5.4 | 1.9 | 13 | 7.6 | - h |
14 | D (3.0) | 0.32 | 12 | 12.9 | 1.7 | 6.3 | 13 | 107 |
15 | D (4.0) | 0.27 | 9.7 | 9.7 | 1.8 | 8.0 | 10 | 97.7 |
16 | D (5.3) | 0.24 | 8.6 | 6.9 | 1.9 | 10 | 8.6 | 84.9 |
17 | D (6.3) | 0.19 | 6.8 | 5.8 | 1.8 | 11 | 6.2 | 79.5 |
3.2. Microstructure of Copolymers
3.3. Comonomer Reactivity Ratios
3.4. Thermal Properties of Copolymers
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Nyangoye, B.O.; Li, T.; Chen , L.; Cai, Z. Reactivity Comparison of ω-Alkenols and Higher 1-Alkenes in Copolymerization with Propylene Using An Isospecific Zirconocene-MMAO Catalyst. Polymers 2015, 7, 2009-2016. https://doi.org/10.3390/polym7101496
Nyangoye BO, Li T, Chen L, Cai Z. Reactivity Comparison of ω-Alkenols and Higher 1-Alkenes in Copolymerization with Propylene Using An Isospecific Zirconocene-MMAO Catalyst. Polymers. 2015; 7(10):2009-2016. https://doi.org/10.3390/polym7101496
Chicago/Turabian StyleNyangoye, Benard Oloo, Tianyou Li, Long Chen , and Zhengguo Cai. 2015. "Reactivity Comparison of ω-Alkenols and Higher 1-Alkenes in Copolymerization with Propylene Using An Isospecific Zirconocene-MMAO Catalyst" Polymers 7, no. 10: 2009-2016. https://doi.org/10.3390/polym7101496