公开(公告)号：US5151463A

公开(公告)日：1992-09-29

申请号：US465214

申请日：1990-03-12

申请人： Koji Hayafune ,  Shinichi Naemura ,  Hiroshige Yasumoto ,  Hideo Amemiya

发明人： Koji Hayafune ,  Shinichi Naemura ,  Hiroshige Yasumoto ,  Hideo Amemiya

IPC分类号： C08K3/22 ,  C08L9/02

CPC分类号： C08L9/02 ,  C08K3/22 ,  C08L33/18 ,  C08L9/00 ,  C08L9/06

摘要： Resin compositions comprising hygroscopic resins of relatively high water absorption rate, including (or coated by, or covered by) ceramics capable of emitting far infrared rays. The resin compositions are useful as materials of devices or receptacles for maintaining freshness of food or water.