| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a vacuum heat insulating material easy to bend, easily manufactured and maintaining a sufficient heat insulating effect even if bent. <P>SOLUTION: A core material comprising a first core material and a second core material is used to form a thick layer part comprising the first core material and second core material, and a thin layer part comprising the first core material and thinner in thickness than the thick layer part. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
