Technical term used in materials science, manufacturing, and chemistry for a substance that holds particles together.
Bentonite is used as a binder in this foundry sand.
In powder metallurgy, a binder is mixed with metal powder for shaping.
anti-caking agent
Compound of 粘 (nen, 'sticky') + 結 (ketsu, 'bind') + 剤 (zai, 'agent'). A modern technical coinage.