| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a polyurethane foam that has high flame retardancy, exhibits stable impact-absorbing performances and yet contains no chlorine-containing compound. <P>SOLUTION: The polyurethane foam is obtained from a raw material mixture comprising a polyhydroxy compound and a polyisocyanate compound, where the raw material mixture further contains 3-10 pts.mass of melamine and at least 20 pts.mass of calcium carbonate, each based on 100 pts.mass of the polyhydroxy compound. <P>COPYRIGHT: (C)2010,JPO&INPIT |
