Superhydrophobic and Slippery Lubricant-Infused Flexible Transparent Nanocellulose Films by Photoinduced Thiol-Ene Functionalization

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Superhydrophobic and Slippery Lubricant-Infused Flexible Transparent Nanocellulose Films by Photoinduced Thiol-Ene Functionalization. / Guo, Jiaqi; Fang, Wenwen; Welle, Alexander; Feng, Wenqian; Filpponen, Ilari; Rojas, Orlando J.; Levkin, Pavel A.

julkaisussa: ACS Applied Materials and Interfaces, Vuosikerta 8, Nro 49, 14.12.2016, s. 34115-34122.

Tutkimustuotos: Lehtiartikkelivertaisarvioitu

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Guo, Jiaqi ; Fang, Wenwen ; Welle, Alexander ; Feng, Wenqian ; Filpponen, Ilari ; Rojas, Orlando J. ; Levkin, Pavel A. / Superhydrophobic and Slippery Lubricant-Infused Flexible Transparent Nanocellulose Films by Photoinduced Thiol-Ene Functionalization. Julkaisussa: ACS Applied Materials and Interfaces. 2016 ; Vuosikerta 8, Nro 49. Sivut 34115-34122.

Bibtex - Lataa

@article{56a71648f03e41519f7850bff381e676,
title = "Superhydrophobic and Slippery Lubricant-Infused Flexible Transparent Nanocellulose Films by Photoinduced Thiol-Ene Functionalization",
abstract = "Films comprising nanofibrillated cellulose (NFC) are suitable substrates for flexible devices in analytical, sensor, diagnostic, and display technologies. However, some major challenges in such developments include their high moisture sensitivity and the complexity of current methods available for functionalization and patterning. In this work, we present a facile process for tailoring the surface wettability and functionality of NFC films by a fast and versatile approach. First, the NFC films were coated with a layer of reactive nanoporous silicone nanofilament by polycondensation of trichlorovinylsilane (TCVS). The TCVS afforded reactive vinyl groups, thereby enabling simple UV-induced functionalization of NFC films with various thiol-containing molecules via the photo {"}click{"} thiol-ene reaction. Modification with perfluoroalkyl thiols resulted in robust superhydrophobic surfaces, which could then be further transformed into transparent slippery lubricant-infused NFC films that displayed repellency against both aqueous and organic liquids with surface tensions as low as 18 mN·m-1. Finally, transparent and flexible NFC films incorporated hydrophilic micropatterns by modification with OH, NH2, or COOH surface groups, enabling space-resolved superhydrophobic-hydrophilic domains. Flexibility, transparency, patternability, and perfect superhydrophobicity of the produced nanocellulose substrates warrants their application in biosensing, display protection, and biomedical and diagnostics devices.",
keywords = "nanocellulose, photochemistry, slippery lubricant-infused porous surface, SLIPS, superhydrophobicity, surface patterning, thiol-ene reaction",
author = "Jiaqi Guo and Wenwen Fang and Alexander Welle and Wenqian Feng and Ilari Filpponen and Rojas, {Orlando J.} and Levkin, {Pavel A.}",
year = "2016",
month = "12",
day = "14",
doi = "10.1021/acsami.6b11741",
language = "English",
volume = "8",
pages = "34115--34122",
journal = "ACS Applied Materials and Interfaces",
issn = "1944-8244",
publisher = "AMERICAN CHEMICAL SOCIETY",
number = "49",

}

RIS - Lataa

TY - JOUR

T1 - Superhydrophobic and Slippery Lubricant-Infused Flexible Transparent Nanocellulose Films by Photoinduced Thiol-Ene Functionalization

AU - Guo, Jiaqi

AU - Fang, Wenwen

AU - Welle, Alexander

AU - Feng, Wenqian

AU - Filpponen, Ilari

AU - Rojas, Orlando J.

AU - Levkin, Pavel A.

PY - 2016/12/14

Y1 - 2016/12/14

N2 - Films comprising nanofibrillated cellulose (NFC) are suitable substrates for flexible devices in analytical, sensor, diagnostic, and display technologies. However, some major challenges in such developments include their high moisture sensitivity and the complexity of current methods available for functionalization and patterning. In this work, we present a facile process for tailoring the surface wettability and functionality of NFC films by a fast and versatile approach. First, the NFC films were coated with a layer of reactive nanoporous silicone nanofilament by polycondensation of trichlorovinylsilane (TCVS). The TCVS afforded reactive vinyl groups, thereby enabling simple UV-induced functionalization of NFC films with various thiol-containing molecules via the photo "click" thiol-ene reaction. Modification with perfluoroalkyl thiols resulted in robust superhydrophobic surfaces, which could then be further transformed into transparent slippery lubricant-infused NFC films that displayed repellency against both aqueous and organic liquids with surface tensions as low as 18 mN·m-1. Finally, transparent and flexible NFC films incorporated hydrophilic micropatterns by modification with OH, NH2, or COOH surface groups, enabling space-resolved superhydrophobic-hydrophilic domains. Flexibility, transparency, patternability, and perfect superhydrophobicity of the produced nanocellulose substrates warrants their application in biosensing, display protection, and biomedical and diagnostics devices.

AB - Films comprising nanofibrillated cellulose (NFC) are suitable substrates for flexible devices in analytical, sensor, diagnostic, and display technologies. However, some major challenges in such developments include their high moisture sensitivity and the complexity of current methods available for functionalization and patterning. In this work, we present a facile process for tailoring the surface wettability and functionality of NFC films by a fast and versatile approach. First, the NFC films were coated with a layer of reactive nanoporous silicone nanofilament by polycondensation of trichlorovinylsilane (TCVS). The TCVS afforded reactive vinyl groups, thereby enabling simple UV-induced functionalization of NFC films with various thiol-containing molecules via the photo "click" thiol-ene reaction. Modification with perfluoroalkyl thiols resulted in robust superhydrophobic surfaces, which could then be further transformed into transparent slippery lubricant-infused NFC films that displayed repellency against both aqueous and organic liquids with surface tensions as low as 18 mN·m-1. Finally, transparent and flexible NFC films incorporated hydrophilic micropatterns by modification with OH, NH2, or COOH surface groups, enabling space-resolved superhydrophobic-hydrophilic domains. Flexibility, transparency, patternability, and perfect superhydrophobicity of the produced nanocellulose substrates warrants their application in biosensing, display protection, and biomedical and diagnostics devices.

KW - nanocellulose

KW - photochemistry

KW - slippery lubricant-infused porous surface

KW - SLIPS

KW - superhydrophobicity

KW - surface patterning

KW - thiol-ene reaction

UR - http://www.scopus.com/inward/record.url?scp=85006306859&partnerID=8YFLogxK

U2 - 10.1021/acsami.6b11741

DO - 10.1021/acsami.6b11741

M3 - Article

AN - SCOPUS:85006306859

VL - 8

SP - 34115

EP - 34122

JO - ACS Applied Materials and Interfaces

JF - ACS Applied Materials and Interfaces

SN - 1944-8244

IS - 49

ER -

ID: 10618525