| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a low cost/energy-saving type excellent ink, while making a conventional expensive ultraviolet light-irradiating device and heat-drying device using an electric heat, etc., as unnecessary, as the ink for a solvent shock process for producing a printed circuit (electronic circuit) substrate plate, gentle to global environment, capable of printing and storing before its use and also capable of shortening the removal time of a resist widely. <P>SOLUTION: This ink for the solvent shock process of producing the electronic circuit substrate plate comprises dissolving a rosin-based resin and/or cresol-based resin in a water soluble organic solvent. <P>COPYRIGHT: (C)2007,JPO&INPIT |
