轮胎除的新路线使用锡兰
Rounak Ghosh1, Christian Mani2, Roland Krafczyk2
1Department of Solids, Surfaces and Systems, Faculty of Engineering Technology, University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands.
Polymers
|July 14, 2023
概括
这项研究介绍了使用西兰酸盐的轮胎的可持续降硫工艺. 该方法实现了显著的网络分解和强度回收,提供了一个环保的回收解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 可持续化学 可持续化学
- 聚合物回收利用 聚合物回收利用
背景情况:
- 废弃轮胎带来了环境挑战,需要有效的回收解决方案.
- 脱化提供了一种可持续的方法,通过打破交叉环节,同时保留聚合物链.
- 由于其在轮胎制造中的既定作用,锡兰是有前途的脱硫辅助剂.
研究的目的:
- 开发一种可持续的消火化工艺,用于乘用车轮胎.
- 为了评估silanes作为脱硫辅助剂的有效性.
- 为了评估除硫化和再硫化的性能.
主要方法:
- 采用了热力机械化学降硫过程.
- 选了六种潜在的降硫辅助剂 (DAs),重点是西兰酸盐.
- 脱效率是通过网络故障,材料混合性和机械性能来衡量的.
主要成果:
- 在去硫化中实现了55-60%的网络破坏.
- 与原始相比,证明了50-55%的抗拉强度恢复.
- 鉴定出西兰酸盐是有效和安全的降火山化辅助剂.
结论:
- 开发的基于西兰的去火山化工艺是高效和可持续的.
- 脱化适用于高性能应用,如轮胎和密封件.
- 这种方法为传统的降硫剂提供了一种符合环境要求的替代方案.
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