Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber Gel

The performance of silicone rubber gel elastomers is affected by the composition and structure of the crosslinker. In this work, a two-component addition liquid silicone rubber gel material was developed, and the effects of the contents of two methyl hydro-silicone oils on the compression modulus an...

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Main Authors: Kun Wang, Yun Chen, Wei Yang, Bo Qiao, Jian Qiao, Jianfei He, Qinying Ning
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/16/6/763
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author Kun Wang
Yun Chen
Wei Yang
Bo Qiao
Jian Qiao
Jianfei He
Qinying Ning
author_facet Kun Wang
Yun Chen
Wei Yang
Bo Qiao
Jian Qiao
Jianfei He
Qinying Ning
author_sort Kun Wang
collection DOAJ
description The performance of silicone rubber gel elastomers is affected by the composition and structure of the crosslinker. In this work, a two-component addition liquid silicone rubber gel material was developed, and the effects of the contents of two methyl hydro-silicone oils on the compression modulus and breakdown strength of the silicone rubber gel insulating material, as well as the performance change after hot air aging at different times (24 h, 48 h, 72 h, 96 h, 120 h, 144 h, 168 h), were studied. The results showed that the breakdown strength and compression modulus exhibited an upward trend with the increase in the hydrogen silicone oil content. The best performance was achieved in the silicone rubber gel with Si-H:Si-Vi = 1.4:1. Moreover, with the increase in aging time, the breakdown strength decreased and the compression modulus increased.
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spelling doaj.art-dba6eca87f8b43489741245264ac911a2024-03-27T14:01:16ZengMDPI AGPolymers2073-43602024-03-0116676310.3390/polym16060763Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber GelKun Wang0Yun Chen1Wei Yang2Bo Qiao3Jian Qiao4Jianfei He5Qinying Ning6Beijing Institute of Smart Energy, Beijing 102209, ChinaBeijing Institute of Smart Energy, Beijing 102209, ChinaBeijing Institute of Smart Energy, Beijing 102209, ChinaBeijing Institute of Smart Energy, Beijing 102209, ChinaBeijing Institute of Smart Energy, Beijing 102209, ChinaBeijing Institute of Smart Energy, Beijing 102209, ChinaSchool of New Energy, North China Electric Power University, Beijing 102206, ChinaThe performance of silicone rubber gel elastomers is affected by the composition and structure of the crosslinker. In this work, a two-component addition liquid silicone rubber gel material was developed, and the effects of the contents of two methyl hydro-silicone oils on the compression modulus and breakdown strength of the silicone rubber gel insulating material, as well as the performance change after hot air aging at different times (24 h, 48 h, 72 h, 96 h, 120 h, 144 h, 168 h), were studied. The results showed that the breakdown strength and compression modulus exhibited an upward trend with the increase in the hydrogen silicone oil content. The best performance was achieved in the silicone rubber gel with Si-H:Si-Vi = 1.4:1. Moreover, with the increase in aging time, the breakdown strength decreased and the compression modulus increased.https://www.mdpi.com/2073-4360/16/6/763vinyl silicone oilmethyl hydro-silicone oilcompression modulusbreakdown strengththermal-oxidative aging
spellingShingle Kun Wang
Yun Chen
Wei Yang
Bo Qiao
Jian Qiao
Jianfei He
Qinying Ning
Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber Gel
Polymers
vinyl silicone oil
methyl hydro-silicone oil
compression modulus
breakdown strength
thermal-oxidative aging
title Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber Gel
title_full Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber Gel
title_fullStr Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber Gel
title_full_unstemmed Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber Gel
title_short Effect of Methyl Hydro-Silicone Oil Content and Aging Time on Compression Modulus and Breakdown Strength of Additional Liquid Silicone Rubber Gel
title_sort effect of methyl hydro silicone oil content and aging time on compression modulus and breakdown strength of additional liquid silicone rubber gel
topic vinyl silicone oil
methyl hydro-silicone oil
compression modulus
breakdown strength
thermal-oxidative aging
url https://www.mdpi.com/2073-4360/16/6/763
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