noun, noun or participle which takes 'suru'
impregnation; saturation; infiltration
Technical term used in materials science, chemistry, and engineering for forcing a liquid or resin into a porous solid. Often appears as 含浸する or in compound nouns like 含浸処理.
この材料には樹脂を含浸させて強度を高めている。
This material is impregnated with resin to increase its strength.
Water resistance is improved by impregnation treatment.