Plastic pollution is ubiquitous in the environment, and nanoplastics (<1 μm) are of growing concern as they pose more health risks than larger particles. However, because of a lack of appropriate model particles, studies examining the risks of pol...
Chemical Engineering and Technology 46(2) 357-362 2023年2月 [査読有り]
Three different salt crystals (K2SO4, KCl, and Na2SO4·10H2O) were produced via batch cooling and continuous crystallization using a bench-scale crystallization device, in order to elucidate the mechanism of inclusion of the mother liquor as a func...
CHEMICAL ENGINEERING & TECHNOLOGY 45(5) 985-989 2022年5月 [査読有り]
Continuous crystallization via indirect cooling of potassium aluminum sulfate dodecahydrate (KAl(SO4)(2)center dot 12H(2)O) was carried out using a draft tube-type crystallizer with a circulation flow path. The crystallizer was equipped with a new...
JOURNAL OF CHEMICAL ENGINEERING OF JAPAN 55(4) 188-192 2022年4月 [査読有り]
To understand the inclusion of mother liquor in crystals at different sizes, the continuous crystallization of potassium sulfate was investigated. A bench-scale crystallizer of the draft-tube type was employed for both batch cooling and continuous...
JOURNAL OF CHEMICAL THERMODYNAMICS 165 2022年2月 [査読有り]
A new method for determining the liquidus and solidus pressures of mixtures of C18's unsaturated fatty acids at constant temperatures was proposed, and three binary isothermal SLE data under high-pressure were systematically measured in this study...
Crystal Reasearch and Technology 54(7) crat.201900050 2019年6月 [査読有り]
By employing an annular‐cylindrical‐type apparatus operated under a constant cooling rate, melt crystallization is studied to condense a saturated fatty acid (FA) from a binary mixture of the saturated FA with unsaturated FA. In the annular space ...
T. Yamamoto   M. T. Fayolle   K. Iimura   H. Satone   T. Kakibe   K. Itoh   K. Maeda   
Adsorption 25(6) 1115-1120 2019年3月 [査読有り]
We examined the effect of high pressure on the sol–gel phase transition of a resorcinol–formaldehyde (RF) aqueous solution to a RF hydrogel, which was hold under a certain pressure varied in the range from the ambient pressure to 400 MPa. By emplo...
Asia-Pacific Journal of Chemical Engineering 13(2) 2018年3月 [査読有り]
We examined the degradation of aqueous phenol by ozonation in an aerated mixing vessel, which was combined with a fixed-bed reactor packed with high-silica zeolite (HSZ) pellets. Ozone-containing oxygen gas was introduced as fine bubbles through a...