METHOD FOR PRODUCING FLAT COCOON PRODUCT AND FLAT COCOON PRODUCT

摘要

PROBLEM TO BE SOLVED: To provide a three-dimensional flat cocoon product having less weight, excellent design, and high homogeneity all over a flat cocoon.;SOLUTION: A method for producing a flat cocoon product includes the steps of: expanding an expandable and contractable three-dimensional mold 1; forming a sheet-like body B1 by unfolding and extending cocoon fiber of a boiled cocoon ball B; forming a flat cocoon B0 by attaching a sheet-like body B1 onto an external surface of a three-dimensional mold 1 in an expanded state; and contracting the three-dimensional mold 1 after the formation of the flat cocoon B0 and pulling out the contracted three-dimensional mold 1 from the flat cocoon B0.;COPYRIGHT: (C)2016,JPO&INPIT