| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sponge roll which excels in productivity. <P>SOLUTION: In the sponge roll in which a sponge layer is formed on the periphery of a shaft body, the sponge layer is formed from a foam body, obtained by foaming a silicone material which contains organo polysiloxane, containing an alkenyl group, organo hydrogen polysiloxane, organic azo compound, and antioxidant. <P>COPYRIGHT: (C)2010,JPO&INPIT |
