Funding for this research was provided by:
The Center of Excellence on Petrochemical and Materials Technology (PETROMAT) through High Performance and Smart Materials (HPSM) research program.
Thailand Research Fund (RTA6080002)
Ratchadaphiseksomphot Endowment Fund under Outstanding Research Performance Program (none)
Received: 26 October 2018
Accepted: 5 January 2019
First Online: 2 February 2019
Compliance with ethical standards
: The author(s) declare that they have no competing interests.