<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Titanium nitride (TiN) nano-particles were subjected to graft modification by silane coupling agent (KH-570) via a direct blending method. The hydroxyl groups on the surface of TiN nano-particles can interact with silanol groups [-Si-OCH3] of KH-570 forming an organic coating layer. The covalent bonds (Ti-O-Si) formation was testified by Fourier transform infrared spectra (FTIR) and X-ray photoelectron spectroscopy (XPS). Through transmission electron micrograph (TEM) observations, it was found that KH-570 could improve the dispersibility of nano-TiN particles in ethyl acetate. Thermo gravimetric analysis (TGA) and contact angle measurements indicated that KH-570 molecules were adsorbed or anchored on the surface of nano-TiN particle and the net efficiency of it was 22.76 %, which facilitated to hinder the aggregation of nano-TiN particles.</p></abstract>

Titanium nitride (TiN) nano-particles were subjected to graft modification by silane coupling agent (KH-570) via a direct blending method. The hydroxyl groups on the surface of TiN nano-particles can interact with silanol groups [-Si-OCH3] of KH-570 forming an organic coating layer. The covalent bonds (Ti-O-Si) formation was testified by Fourier transform infrared spectra (FTIR) and X-ray photoelectron spectroscopy (XPS). Through transmission electron micrograph (TEM) observations, it was found that KH-570 could improve the dispersibility of nano-TiN particles in ethyl acetate. Thermo gravimetric analysis (TGA) and contact angle measurements indicated that KH-570 molecules were adsorbed or anchored on the surface of nano-TiN particle and the net efficiency of it was 22.76 %, which facilitated to hinder the aggregation of nano-TiN particles.

Surface modification of nano-TiN by using silane coupling agent

School of Chemistry and Chemical Engineering, Anhui University, Hefei, 230039, China

School of Materials Science and Engineering, Anhui Uniersity of Science and Technology, Huainan, 232001, China

Materials Science-Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Surface modification of nano-TiN by using silane coupling agent"}

Titanium nitride (TiN) nano-particles were subjected to graft modification by silane coupling agent (KH-570) via a direct blending method. The hydroxyl groups...

Surface modification of nano-TiN by using silane coupling agent

Publié en ligne: 22 juil. 2014

Pages: 214 - 219

DOI: https://doi.org/10.2478/s13536-013-0175-8

Mots clés
nano titanium nitride, silane coupling agents, surface modification, dispersion

© 2014 Wroclaw University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Surface modification of nano-TiN by using silane coupling agent

Publié en ligne: 22 juil. 2014

Pages: 214 - 219

DOI: https://doi.org/10.2478/s13536-013-0175-8

Mots clésnano titanium nitride, silane coupling agents, surface modification, dispersion

© 2014 Wroclaw University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
nano titanium nitride, silane coupling agents, surface modification, dispersion