Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper Foils

Ultrathin electrolytic copper foils with a thickness of 6 μm were prepared by a test machine using copper sulfate electrolyte with gelatin, hydroxyethyl cellulose (HEC), and sulfonic acid-containing organics as additives. The effects of four sulfonic acid-containing organic additives, sodium 3-merca...

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Main Authors: Wei Wang, Jun Tao, Kaiwen Tong, Zhiqiang Xu, Fuqi Zhong, Jianping Dong, Yanxia Chen, Zhengbing Fu, Caiqin Qin
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Molecules
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Online Access:https://www.mdpi.com/1420-3049/30/2/229
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author Wei Wang
Jun Tao
Kaiwen Tong
Zhiqiang Xu
Fuqi Zhong
Jianping Dong
Yanxia Chen
Zhengbing Fu
Caiqin Qin
author_facet Wei Wang
Jun Tao
Kaiwen Tong
Zhiqiang Xu
Fuqi Zhong
Jianping Dong
Yanxia Chen
Zhengbing Fu
Caiqin Qin
author_sort Wei Wang
collection DOAJ
description Ultrathin electrolytic copper foils with a thickness of 6 μm were prepared by a test machine using copper sulfate electrolyte with gelatin, hydroxyethyl cellulose (HEC), and sulfonic acid-containing organics as additives. The effects of four sulfonic acid-containing organic additives, sodium 3-mercaptopropanesulfonate (MPS), bis-(sodium sulfopropyl)-disulfide (SPS), sodium 3-[[(dimethylamino)thioxomethyl]thio]propanesulfonate (DPS), and sodium 3-((4,5-dihydrothiazol-2-yl)thio)propane-1-sulfonate (TPS), on the physical property of copper foils were investigated. The results show that all these additives can effectively improve the gloss and tensile strength of electrolytic copper foil, and the texture coefficients of Cu(111) selectivity increase. The synergistic use of HEC and TPS can effectively reduce the pinholes of copper foil.
format Article
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institution Kabale University
issn 1420-3049
language English
publishDate 2025-01-01
publisher MDPI AG
record_format Article
series Molecules
spelling doaj-art-38d2d39732b040dc9c59eb8b76ffc5b82025-01-24T13:43:11ZengMDPI AGMolecules1420-30492025-01-0130222910.3390/molecules30020229Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper FoilsWei Wang0Jun Tao1Kaiwen Tong2Zhiqiang Xu3Fuqi Zhong4Jianping Dong5Yanxia Chen6Zhengbing Fu7Caiqin Qin8Jiangxi XinboRui Technology Co., Yingtan 335000, ChinaJiangxi XinboRui Technology Co., Yingtan 335000, ChinaJiangxi XinboRui Technology Co., Yingtan 335000, ChinaJiangxi XinboRui Technology Co., Yingtan 335000, ChinaJiangxi XinboRui Technology Co., Yingtan 335000, ChinaJiangxi XinboRui Technology Co., Yingtan 335000, ChinaJiangxi XinboRui Technology Co., Yingtan 335000, ChinaJiangxi XinboRui Technology Co., Yingtan 335000, ChinaSchool of Chemistry and Materials Science, Hubei Engineering University, Xiaogan 432000, ChinaUltrathin electrolytic copper foils with a thickness of 6 μm were prepared by a test machine using copper sulfate electrolyte with gelatin, hydroxyethyl cellulose (HEC), and sulfonic acid-containing organics as additives. The effects of four sulfonic acid-containing organic additives, sodium 3-mercaptopropanesulfonate (MPS), bis-(sodium sulfopropyl)-disulfide (SPS), sodium 3-[[(dimethylamino)thioxomethyl]thio]propanesulfonate (DPS), and sodium 3-((4,5-dihydrothiazol-2-yl)thio)propane-1-sulfonate (TPS), on the physical property of copper foils were investigated. The results show that all these additives can effectively improve the gloss and tensile strength of electrolytic copper foil, and the texture coefficients of Cu(111) selectivity increase. The synergistic use of HEC and TPS can effectively reduce the pinholes of copper foil.https://www.mdpi.com/1420-3049/30/2/229sulfonated organicshydroxyethyl celluloseelectrolytic copper foiltensile strengthpinhole
spellingShingle Wei Wang
Jun Tao
Kaiwen Tong
Zhiqiang Xu
Fuqi Zhong
Jianping Dong
Yanxia Chen
Zhengbing Fu
Caiqin Qin
Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper Foils
Molecules
sulfonated organics
hydroxyethyl cellulose
electrolytic copper foil
tensile strength
pinhole
title Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper Foils
title_full Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper Foils
title_fullStr Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper Foils
title_full_unstemmed Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper Foils
title_short Effects of Four Sulfonate-Containing Additives and Hydroxyethyl Cellulose on the Properties of Electrolytic Copper Foils
title_sort effects of four sulfonate containing additives and hydroxyethyl cellulose on the properties of electrolytic copper foils
topic sulfonated organics
hydroxyethyl cellulose
electrolytic copper foil
tensile strength
pinhole
url https://www.mdpi.com/1420-3049/30/2/229
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