Patent ID: 8087744

Claim:
An ink jet printing apparatus comprising: an applying unit that comprises an applying member configured to apply a liquid which reacts with an ink to a printing medium and a holding member abutting with said applying member so as to form a liquid holding space configured to hold the liquid, said applying unit applying the liquid in the liquid holding space to the printing medium by rotating said applying member, the liquid including a component which insolubilizes or coagulates a color material in the ink; a storage unit configured to store the liquid; a first path configured to supply the liquid from said storage unit to the liquid holding space; a second path configured to return the liquid to said storage unit from the liquid holding space; a pump configured to generate a flow of the liquid in said first path, the liquid holding space and said second path; and a print head configured to eject the ink to the printing medium, to which the liquid in the liquid holding space has been applied by said applying member, wherein said pump is located at said second path.