| 摘要 |
<p>PURPOSE:To prepare a one-component printing ink compsn. improved in storage stability, heat resistance, adhesive properties. flexibility, electrical properties, chemical resistance, and printing characteristics. CONSTITUTION:A printing ink compsn. is prepd. by compounding 100 pts.wt. copolymer consisting of a polycaprolactone polyol, a diamine, and a diisocyanate compd., 30-300 pts.wt. novolac epoxy resin, 30-300 pts.wt. bisphenol epoxy resin, 0.2-10 pts.wt. thixotropic agent, 0.3-30 pts.wt. antifoaming agent, and 0.2-10 pts.wt. leveling agent.</p> |
