Shoe sole, insole of shoe, main sole of shoe, and shoe
An object of the present invention is to provide a novel shoe sole including a specific layered sheet, an insole of a shoe, an out sole of a shoe, and a shoe including the shoe sole. The object can be fulfilled by a shoe sole formed of a layered sheet of a plurality of cloths wherein; the cloths formed of a strand of an oriented thermoplastic resin; and the plurality of cloths are integrated by heating and compressing.
1. A shoe sole formed of a layered sheet of a plurality of cloths wherein; the cloths formed of a strand of an oriented thermoplastic resin; and the plurality of cloths are integrated by heating and compressing;
wherein the strand contains a low-melting point resin component whose melting point is the same as or lower than the heating temperature and a high-melting point resin component whose melting point is higher than the heating temperature;
wherein the low-melting point resin component and the high-melting point resin component are polyolefin; and
wherein the integrated layered sheet is formed by disposing an adhesive film between a plurality of the cloths and melting part or all of the adhesive film.
2. The shoe sole according to claim 1 , wherein either or both surfaces of the layered sheet are laminated with a non-woven fabric or crepe paper, or are subjected to surface roughening treatment.
3. The shoe sole according to claim 1 , wherein a rib is formed in either or both of the longitudinal direction and the width direction.
4. The shoe sole according to claim 1 , wherein at least one of the cloths contains a front foot portion, a middle foot portion and a rear foot portion and at least one of the cloths contains only a middle foot portion.
5. The shoe sole according to claim 1 , wherein one of the plurality of cloths comprises a middle foot portion, a front foot portion and a rear foot portion wherein a thread count of the middle foot portion is different from a thread count of a front foot portion and a rear foot portion.
6. An insole of a shoe, comprising the shoe sole according to claim 1 .
7. An out sole of a shoe, comprising the shoe sole according to claim 1 .
8. The out sole of a shoe according to claim 7 , wherein a spike protrudes on the layered sheet.
9. The out sole of a shoe according to claim 8 , wherein the spike is molded so as to protrude on the bottom surface of the layered sheet, and a filler is filled in a recess on an opposing surface of the bottom surface.
10. The out sole of a shoe according to claim 7 , wherein a counter formed of the layered sheet is integrally formed.
11. A shoe comprising the shoe sole according to claim 1 .