| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a resin-coated metal plate for a container capable of corresponding to many characteristics required in a food canning material. <P>SOLUTION: A resin coating layer (A) having a composite-layered structure based on polyester resin is provided at least at one side of a metal plate and includes the resin layer (a1) closely adhered to the surface of the metal plate and based on the polyester resin containing the followings (1) to (4) of a component (1) comprising saturated type polyester resin with a number average molecular weight of 5,000-30,000 and a glass transition temperature (Tg) of 5-50°C, a component (2) comprising saturated type polyester resin with a number average molecular weight of 5,000-30,000 and a glass transition temperature (Tg) of 51-100°C, a component (3) comprising polyisocyanate and a component (4) comprising epoxy resin with a number average molecular weight of 500-5,000. <P>COPYRIGHT: (C)2012,JPO&INPIT |
