COATING FOR INKJET PRINTHEAD FRONT FACE AND A PROCESS OF FORMING OLEOPHOBIC LOW ADHESION COATING FOR INKJET PRINTHEAD FRONT FACE

摘要

The present invention relates to a coating for the front of an inkjet printhead wherein the coating comprises an oleophobic adhesive coating having a high thermal stability as exhibited by weight loss of less than about 15 percent when heated to a maximum of 300 DEG C, The ink droplet or solid ink droplet exhibits a contact angle of greater than about 50 degrees with the coated surface and a sliding angle of less than about 30 degrees and the coating maintains the contact angle and sliding angle after exposure to a temperature of at least 260 & do.