| 摘要 |
<p>PURPOSE: A heat insulating material is provided to mount an insulating material on a mount area using a protrusion. CONSTITUTION: A heat insulating material comprises pulverized paper, paper pellet(7), recycled resin and poly propylene resin. The pulverized paper is 35~50 weight%. The paper pellet is the mixture with hydrophilic polymer of 50~65 weight%. The recycled resin is the 55~65 weight, 30~40 weight, 1~5 weight% mixture of recycled polypropylene resin. Expanded polypropylene resin is heated and mixed along with water.</p> |
