甲硫氨酸铈的合成及其对橡胶硫化性能的研究
TQ330.38; 使用复分解法,用甲硫氨酸和氯化铈合成了甲硫氨酸铈.经过元素分析、ICP-OES分析、傅里叶红外光谱分析和热重表征,确定配合物的分子式为CeCl3(C5 H10 NO2 S)3·2 H2 O,研究了其对天然橡胶的硫化促进作用.甲硫氨酸铈作为硫化促进剂加入天然橡胶中相比于空白胶料,模量、焦烧时间得到延长;溶胀指数由5.5872下降至5.1395,交联密度由8.11×10-5 mol/cm3提升至9.90×10-5 mol/cm3;对添加甲硫氨酸铈的胶料进行硫化动力学拟合,得到各阶段的硫化反应速率常数k,进而求得硫化反应活化能为E1=73.85 kJ/mol;E2=91.05 k...
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| Published in | 功能材料 Vol. 52; no. 5; pp. 5127 - 5134 |
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| Main Authors | , , , , , , |
| Format | Journal Article |
| Language | Chinese |
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内蒙古自治区稀土湿法冶金与轻稀土应用重点实验室,内蒙古 包头 014010
30.05.2021
轻稀土资源绿色提取与高效利用教育部重点实验室,内蒙古 包头 014010 内蒙古科技大学 材料与冶金学院,内蒙古 包头014010 |
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| Online Access | Get full text |
| ISSN | 1001-9731 |
| DOI | 10.3969/j.issn.1001-9731.2021.05.019 |
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| Abstract | TQ330.38; 使用复分解法,用甲硫氨酸和氯化铈合成了甲硫氨酸铈.经过元素分析、ICP-OES分析、傅里叶红外光谱分析和热重表征,确定配合物的分子式为CeCl3(C5 H10 NO2 S)3·2 H2 O,研究了其对天然橡胶的硫化促进作用.甲硫氨酸铈作为硫化促进剂加入天然橡胶中相比于空白胶料,模量、焦烧时间得到延长;溶胀指数由5.5872下降至5.1395,交联密度由8.11×10-5 mol/cm3提升至9.90×10-5 mol/cm3;对添加甲硫氨酸铈的胶料进行硫化动力学拟合,得到各阶段的硫化反应速率常数k,进而求得硫化反应活化能为E1=73.85 kJ/mol;E2=91.05 kJ/mol;E3=127.00 kJ/mol.相对于空白胶料,硫化反应活化能降低,甲硫氨酸铈具有硫化促进作用. |
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| AbstractList | TQ330.38; 使用复分解法,用甲硫氨酸和氯化铈合成了甲硫氨酸铈.经过元素分析、ICP-OES分析、傅里叶红外光谱分析和热重表征,确定配合物的分子式为CeCl3(C5 H10 NO2 S)3·2 H2 O,研究了其对天然橡胶的硫化促进作用.甲硫氨酸铈作为硫化促进剂加入天然橡胶中相比于空白胶料,模量、焦烧时间得到延长;溶胀指数由5.5872下降至5.1395,交联密度由8.11×10-5 mol/cm3提升至9.90×10-5 mol/cm3;对添加甲硫氨酸铈的胶料进行硫化动力学拟合,得到各阶段的硫化反应速率常数k,进而求得硫化反应活化能为E1=73.85 kJ/mol;E2=91.05 kJ/mol;E3=127.00 kJ/mol.相对于空白胶料,硫化反应活化能降低,甲硫氨酸铈具有硫化促进作用. |
| Author | 柳召刚 郝伟 张文涛 李帅 李梅 胡艳宏 吴锦绣 |
| AuthorAffiliation | 内蒙古科技大学 材料与冶金学院,内蒙古 包头014010;轻稀土资源绿色提取与高效利用教育部重点实验室,内蒙古 包头 014010;内蒙古自治区稀土湿法冶金与轻稀土应用重点实验室,内蒙古 包头 014010 |
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| Author_FL | HAO Wei HU Yanhong LI Shuai WU Jinxiu LI Mei LIU Zhaogang ZHANG Wentao |
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| Keywords | 稀土 天然橡胶 计算机模拟 硫化 甲硫氨酸 |
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