KELAROVÁ, Štěpánka, Vojtěch HOMOLA, Monika STUPAVSKÁ, Martin ČERMÁK, Jiří VOHÁNKA, Roman PŘIBYL, Lukáš ZÁBRANSKÝ and Vilma BURŠÍKOVÁ. Deposition of organosilicon coatings from trimethylsilyl acetate and oxygen gases in capacitively coupled RF glow discharge. Progress in Organic Coatings. Lausanne: Elsevier, 2020, vol. 149, December 2020, p. 1-8. ISSN 0300-9440. Available from: https://dx.doi.org/10.1016/j.porgcoat.2020.105927.
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Basic information
Original name Deposition of organosilicon coatings from trimethylsilyl acetate and oxygen gases in capacitively coupled RF glow discharge
Authors KELAROVÁ, Štěpánka (203 Czech Republic, guarantor, belonging to the institution), Vojtěch HOMOLA (203 Czech Republic, belonging to the institution), Monika STUPAVSKÁ (703 Slovakia, belonging to the institution), Martin ČERMÁK (203 Czech Republic, belonging to the institution), Jiří VOHÁNKA (203 Czech Republic, belonging to the institution), Roman PŘIBYL (203 Czech Republic, belonging to the institution), Lukáš ZÁBRANSKÝ (203 Czech Republic, belonging to the institution) and Vilma BURŠÍKOVÁ (203 Czech Republic, belonging to the institution).
Edition Progress in Organic Coatings, Lausanne, Elsevier, 2020, 0300-9440.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10305 Fluids and plasma physics
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 5.161
RIV identification code RIV/00216224:14310/20:00114381
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/j.porgcoat.2020.105927
UT WoS 000582966200024
Keywords in English Trimethylsilyl acetate; PECVD; FTIR; XPS; Surface free energy; Ellipsometry
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Marie Šípková, DiS., učo 437722. Changed: 3/12/2020 10:46.
Abstract
The aim of the present work was to prepare SiOxCyHz coatings in capacitively-coupled RF glow discharge from gaseous mixture of trimethylsilyl acetate (TMSAc) monomer and oxygen. The properties of deposited coatings have been investigated using several characterization methods. The presented study proves that properties of TMSAc-based thin films are significantly dependent on the monomer ratio in TMSAc/O2 mixture which varied from 25.0% to 92.3%. Using a low TMSAc ratio (high content of oxygen gas) resulted in organosilicon materials similar to SiO2 in terms of chemical composition and mechanical properties. Increasing the fraction of TMSAc in gaseous mixture led to the formation of more organic polymeric structures enriched with carbon atoms bonded in CHx chains. Values of Martens hardness decreased from 3.97 to 0.76 GPa with increasing TMSAc fraction from 25.0% to 92.3%. The degree of hydrophobicity of prepared coatings evolved in accordance with observed structural changes corresponding to applied monomer ratios. The water contact angle gradually increased from 75.0° to 95.3° with increasing TMSAc fraction. The prepared TMSAc plasma polymers became more hydrophobic with more intensive integration of hydrocarbon species into the surface structure.
Links
GA19-15240S, research and development projectName: Multifunkční nanokompozitní polymerní tenké vrstvy s řízenými povrchovými a mechanickými vlastnostmi připravené v RF prachovém plazmatu
Investor: Czech Science Foundation
LM2018097, research and development projectName: Centrum výzkumu a vývoje plazmatu a nanotechnologických povrchových úprav (Acronym: CEPLANT)
Investor: Ministry of Education, Youth and Sports of the CR
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