CUSHIONING MATERIAL FOR FLOATING FLOOR, FLOATING FLOOR STRUCTURE USING THE CUSHIONING MATERIAL, AND MANUFACTURING METHOD FOR THE CUSHIONING MATERIAL

摘要

PROBLEM TO BE SOLVED: To provide a cushioning material for a floating floor, which can be easily constructed and has excellent floor impact sound insulating performance, a floating floor structure using the cushioning material, and a manufacturing method for the cushioning material.;SOLUTION: This cushioning material 10 for the floating floor comprises: a plurality of sponge rubber chips 1 capable of being obtained by crushing a sponge rubber containing air bubbles 1a; a binder 2 for bonding the plurality of sponge rubber chips 1 together; and a cavity 3 larger than the air bubble 1a, which is provided among the plurality of sponge rubber chips 1 bonded by bonding the plurality of adjacent sponge rubber chips 1 together with the binder 2.;COPYRIGHT: (C)2008,JPO&INPIT