| 摘要 |
<p>[Problem] Provided are a nonadhesive polyurethane composition, which does not adhere to a molding apparatus and the like, is superior in melt-moldability and adhesion to silicone, and useful as a molded object, a composite molded object or an ink binder, and a molded object, a composite molded object, an ink binder and an ink composition, which are made therefrom. [Solving Means] A polyurethane composition containing' polyurethane (A) containing, in a molecule, a structural unit (I) represented by the following formula (I);
wherein R 1 and R 2 are each a hydrogen atom or a C1-6 alkyl group, in a proportion of 0.1 - 20 mass%, and metal compound (B) selected from an organic Zn compound, an organic Bi compound, an organic Ti compound and an organic Zr compound in a proportion of 0.1 - 2,000 ppm, a molded object comprised of the polyurethane composition, a composite molded object having a polyurethane composition layer and a silicone layer, an ink binder containing the polyurethane composition and an ink composition containing the polyurethane composition.</p> |
