| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a manufacturing method which enables easy manufacture of a three-dimensional paper object having a small bulk density and being lightweight and usable as an indoor three-dimensional object, a commodity display, a wall material, a shock absorbing material for commodity transport, or the like, without necessitating specific equipment. <P>SOLUTION: The manufacturing method of the three-dimensional paper object has a molding process wherein after a powder-like water-soluble binder 5 is dispersed and made to stick evenly substantially on the surface of strip-like raw material paper 3 made to contain water evenly, the paper is put in a mold 7 and subjected to heating/pressing. The three-dimensional paper object 10 is so constituted as to have the bulk density of 0.07-0.20 g/cm<SP>3</SP>. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
