| 摘要 |
<p>A hardener for two-pack type curable compositions with excellent storage stability; a hardener composition which satisfies all of mechanical properties, recovery properties, and adhesion to adherends, is easily mixed for use, and has excellent storage stability, characterized by comprising a hydrolyzable silylated compound (a), a plasticizer (b) having no phthalic ester structure in the molecule, and a curing catalyst (c) containing divalent tin; and a two-pack type curable composition which comprises a base composition and the hardener composition and cures upon mixing of these, wherein the base composition is characterized by comprising a curable organic polymer (d) having in the molecule functional groups cross-linkable by a reaction catalyzed by the curing catalyst (c), an epoxidized silane compound (f), and an epoxy resin (g).</p> |
