| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an additive for production of polyurethane foam, which can adjust the balance of an acid value and the amount of a basic catalyst so as to effectively control the reactivity and curing property in using as a material for polyurethane foam, and to provide a composition for polyurethane foam formulated with the additive and a method for producing the polyurethane foam using the composition. <P>SOLUTION: The additive for polyurethane foam consists of a ring opening reaction product (g) having divalent carboxylic anhydride component/divalent alcohol component with ratio of 1/1.05-2.50 and acid value of 50-300 mg KOH/g. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
