| 摘要 |
The present invention provides a method for forming an image on a substrate, which method comprises applying an ink containing an image forming ingredient in an aqueous carrier or solvent medium as a series of discrete droplets to a substrate by means of an ink jet printer, characterised in that the ink contains an image protecting agent which has been temporarily rendered water-soluble by treatment with a volatile water-soluble base. The invention also provides an ink composition for use in the method of the invention. |
