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环保型硫化剂DTDC-80在天然橡胶中的应用研究 |
Study on Application of Environmentally Friendly Curing Agent DTDC-80 in Natural Rubber |
Received:November 28, 2023 Revised:November 28, 2023 |
DOI:10.12137/j.issn.2095-5448.2025.05.0273 |
中文关键词: 硫化剂DTDC 天然橡胶 气味 压缩永久变形 耐热老化性能 |
英文关键词: curing agent DTDC NR odor compression set heat aging resistance |
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中文摘要: |
研究环保型硫化剂DTDC-80的气味及其在天然橡胶(NR)中的应用,并与非环保型硫化剂DTDM-80进行对比。结果表明:硫化剂DTDC-80在常温及80 ℃高温处理后的气味等级均小于硫化剂DTDM-80;采用硫化剂DTDC-80等量替代硫化剂DTDM-80,胶料的硫化特性整体差异较小,硫化胶的拉伸性能和动态力学性能相近,压缩永久变形减小,耐热老化性能提高;在以NR为主体材料的低气味橡胶制品或轮胎配方中,可以选用硫化剂DTDC-80替代硫化剂DTDM-80。 |
英文摘要: |
The odor of environmentally friendly curing agent DTDC-80 and its application in natural rubber(NR) were studied and compared with those of non-environmentally friendly curing agent DTDM-80.The results showed that the odor level of curing agent DTDC-80 was lower than that of curing agent DTDM-80 during processing at both normal temperature and high temperature processing of 80 ℃.Using curing agent DTDC-80 instead of curing agent DTDM-80 in equal amounts,the vulcanization characteristics of the compound,the tensile properties and dynamic mechanical properties of vulcanizate were similar,the compression set decreased,and the heat aging resistance was improved.In low-odor rubber products or tire formulations mainly based on NR,curing agent DTDC-80 could be used to replace curing agent DTDM-80. |
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