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© 《China Plastics》
China Plastics ›› 2021, Vol. 35 ›› Issue (2): 14-21.DOI: 10.19491/j.issn.1001-9278.2021.02.003
• Materials and Properties • Previous Articles Next Articles
ZHAO Jingang, LIU Zhaogang(), HAO Wei, LI Mei, HU Yanhong, WU Jinxiu, FENG Fushan, LI Shuai
Received:
2020-08-12
Online:
2021-02-26
Published:
2021-02-22
CLC Number:
ZHAO Jingang, LIU Zhaogang, HAO Wei, LI Mei, HU Yanhong, WU Jinxiu, FENG Fushan, LI Shuai. Effect of Cerium P⁃methyl Benzoate on Thermal Stability of PVC[J]. China Plastics, 2021, 35(2): 14-21.
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URL: https://www.plaschina.com.cn/EN/10.19491/j.issn.1001-9278.2021.02.003
稀土稳定剂 | 质量比 | 热老化时间/min | 刚果红试纸 变蓝时间/min | |||||||
---|---|---|---|---|---|---|---|---|---|---|
5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | |||
对甲基苯甲酸铈∶硬脂酸锌∶季戊四醇 | 4∶1∶0 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 11 |
3∶1∶1 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 38 | |
2∶1∶2 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 44 | |
1∶1∶3 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 40 | |
0∶1∶4 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 18 |
稀土稳定剂 | 质量比 | 热老化时间/min | 刚果红试纸 变蓝时间/min | |||||||
---|---|---|---|---|---|---|---|---|---|---|
5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | |||
对甲基苯甲酸铈∶硬脂酸锌∶季戊四醇 | 4∶1∶0 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 11 |
3∶1∶1 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 38 | |
2∶1∶2 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 44 | |
1∶1∶3 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 40 | |
0∶1∶4 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 18 |
稀土稳定剂 | 质量比 | 热老化时间/min | 刚果红试纸 变蓝时间/min | |||||||
---|---|---|---|---|---|---|---|---|---|---|
5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | |||
对甲基苯甲酸铈∶硬脂酸钙∶季戊四醇 | 4∶1∶0 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 13 |
3∶1∶1 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 25 | |
2∶1∶2 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 34 | |
1∶1∶3 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 16 | |
0∶1∶4 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 22 |
稀土稳定剂 | 质量比 | 热老化时间/min | 刚果红试纸 变蓝时间/min | |||||||
---|---|---|---|---|---|---|---|---|---|---|
5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | |||
对甲基苯甲酸铈∶硬脂酸钙∶季戊四醇 | 4∶1∶0 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 13 |
3∶1∶1 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 25 | |
2∶1∶2 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 34 | |
1∶1∶3 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 16 | |
0∶1∶4 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 22 |
稀土稳定剂 | 质量比 | 热老化时间/min | 刚果红试纸 变蓝时间/min | |||||||
---|---|---|---|---|---|---|---|---|---|---|
5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | |||
对甲基苯甲酸铈∶钙锌复合∶季戊四醇 | 4∶1∶0 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 25 |
3∶1∶1 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 29 | |
2∶1∶2 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 42 | |
1∶1∶3 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 37 | |
0∶1∶4 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 24 |
稀土稳定剂 | 质量比 | 热老化时间/min | 刚果红试纸 变蓝时间/min | |||||||
---|---|---|---|---|---|---|---|---|---|---|
5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | |||
对甲基苯甲酸铈∶钙锌复合∶季戊四醇 | 4∶1∶0 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 25 |
3∶1∶1 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 29 | |
2∶1∶2 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 42 | |
1∶1∶3 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 37 | |
0∶1∶4 | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | 24 |
稳定剂 | 塑化 时间/s | 动态热稳定时间/s | 塑化扭矩/ kN·m | 平衡扭矩/ kN·m |
---|---|---|---|---|
— | 59 | 503 | 28.4 | 14.5 |
对甲基苯甲酸铈 | 37 | 533 | 15.2 | 10.2 |
钙锌复合稳定剂 | 41 | 720 | 11.7 | 9.8 |
季戊四醇 | 39 | 609 | 16.2 | 11.6 |
对甲基苯甲酸铈∶Ca∶Zn复合∶季戊四醇 | 33 | 2 327 | 8.9 | 8.2 |
稳定剂 | 塑化 时间/s | 动态热稳定时间/s | 塑化扭矩/ kN·m | 平衡扭矩/ kN·m |
---|---|---|---|---|
— | 59 | 503 | 28.4 | 14.5 |
对甲基苯甲酸铈 | 37 | 533 | 15.2 | 10.2 |
钙锌复合稳定剂 | 41 | 720 | 11.7 | 9.8 |
季戊四醇 | 39 | 609 | 16.2 | 11.6 |
对甲基苯甲酸铈∶Ca∶Zn复合∶季戊四醇 | 33 | 2 327 | 8.9 | 8.2 |
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