Abstract: A fixing device for use in an electrophotographic duplicating machine, the fixing device comprising heat rollers through which is fed a copy medium supporting a toner image, the heat rollers fixing the toner image to the support medium, a feed member for feeding an offset preventive solution to at least the surface of the image-side heat roller, a transfer member for transferring the offset preventive solution to the feed member, a feed roller and an offset preventive solution reservoir for feeding the offset preventive solution to the transfer member, a blade for wiping off viscous material deposited on the surface of the image-side heat roller, and a moisture absorbent member for preventing flow of viscous material wipe by the blade, the moisture absorbent member having a base portion interposed between the transfer member and the feed member.