| 摘要 |
<p>PURPOSE:To provide a printing ink binder and a one-component printing ink compsn. which are excellent in adhesion to a plastic film such as a polyester, nylon, or polyolefin film, boiling resistance, laminating ability, etc. CONSTITUTION:A printing ink binder mainly comprises a polyurethane resin which is obtd. by reacting a high-molecular diol, a diisocyanate compd., and a chain extender and has structural units derived from a 2-ethyl-2- alkyl-1,3-propanediol. The binder is used for preparing a printing ink compsn.</p> |
