Kansai Paint Co. has been granted a
patent for an electrodeposition coating
composition comprising, based on 100
parts by weight (solid basis) of a core
resin and a hardener constituting an
electrodeposition coating, approximately
one to 100 parts by weight of a zinc
powder dispersed by a phosphoric-acidgroup-
containing dispersing resin,
wherein the electrodeposition coating is
an onium-salt-containing cationic one
and the hardener is a block polyisocyanate.