Liquid treatment device, liquid treatment method, and plasma treatment liquid

摘要

The present disclosure provides a liquid treatment device, a liquid treatment method, and a plasma treatment liquid each capable of efficiently generating plasma and treating a liquid in a short time period. A liquid treatment device according to the present disclosure includes a first electrode, a second electrode disposed in a liquid to be treated, an insulator disposed around the first electrode with a space between the first electrode and the insulator, the insulator has an opening portion in a position in contact with the liquid to be treated, a power supply that applies voltage between the first electrode and the second electrode, and a supply device supplying a liquid to the space before the power source applies the voltage.

主权项

1. A liquid treatment device comprising:
a first electrode; a second electrode disposed in a liquid to be treated; an insulator disposed around the first electrode with a space between the first electrode and the insulator, wherein the insulator has an opening portion in a position in contact with the liquid to be treated; a power source applying voltage between the first electrode and the second electrode so as to generate plasma in the vicinity of the opening portion of the insulator; and a liquid supply device supplying a liquid to the space through a path which is different from the opening portion before the power source applies the voltage.