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Investigation of zero-degree peeling behavior of visco-hyperelastic highly stretchable adhesive tape on rigid substrate
Engineering Fracture Mechanics ( IF 4.7 ) Pub Date : 2021-01-01 , DOI: 10.1016/j.engfracmech.2020.107368
Zhongmeng Zhu , Yan Xia , Chengkai Jiang , Zhuoran Yang , Han Jiang

Abstract The zero-degree peeling behavior of the highly stretchable adhesive tape on a rigid substrate was investigated. To explicitly consider the influences from the viscoelasticity, hyperelasticity and visco-hyperelasticity of the tape on the peeling performance, the analytical formulae were proposed based on a simple and effective energy approach. Assuming the interface adhesion energy to be constant, the debonding phase diagram was established accordingly and then experimentally validated. It was found that, 1) the instant peeling force of viscoelastic tape can be greatly improved through a rate-dependent coefficient from the tape’s viscoelasticity; 2) the Neo-Hookean type of hyperelasticity significantly enhances the interfacial stability; 3) despite delivering decent instant peeling force and interfacial stability, the visco-hyperelasticity of the bulk tape may bring great risk of delayed debonding if the tape is subjected to a constant stretching force. The guidance to help the innovative designs of the visco-hyperelastic tape bonding system were also discussed.

中文翻译:

粘超弹性高伸缩胶带在刚性基材上零度剥离行为的研究

摘要 研究了高伸缩胶带在刚性基材上的零度剥离行为。为了明确考虑胶带的粘弹性、超弹性和粘超弹性对剥离性能的影响,基于简单有效的能量方法提出了解析公式。假设界面粘附能恒定,相应地建立剥离相图,然后进行实验验证。发现:1)粘弹性胶带的瞬时剥离力可以通过胶带粘弹性的速率相关系数得到极大的提高;2)Neo-Hookean型超弹性显着增强了界面稳定性;3) 尽管提供了不错的即时剥离力和界面稳定性,如果胶带受到恒定的拉伸力,散装胶带的粘滞超弹性可能会带来很大的延迟脱粘风险。还讨论了有助于粘超弹性胶带粘合系统创新设计的指南。
更新日期:2021-01-01
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