Patent ID: 9422643
Filing Date: 2016-08-23
CPC Classification: B29C,C08L,D01F,D04H,D10B

Claim Text:
1. A method for producing an article, the method comprising: heating a fiber structure which comprises an amorphous heat-fusible fiber and a constituent fiber other than the amorphous heat-fusible fiber, at a temperature of higher or equal to the glass transition temperature of the amorphous heat-fusible fiber, at which the amorphous heat-fusible fiber softens and flows such that the constituent fiber is fusion-bonded with the amorphous heat-fusible fiber, wherein the amorphous heat-fusible fiber does not contain a crystalline polyester and comprises: wherein the amorphous heat-fusible fiber has a single glass transition temperature in a range between 80° C. and 200° C.