Fabric material for sports equipment

Abstract

The fabric material useful for sports equipment such paragliders, hanggliders and yacht sails is a composite fabric comprising a substrate fabric comprising a woven polyester fiber fabric and an impregnation-adhered layer formed on the substrate fabric and comprising a silicone-copolymerized urethane resin, wherein the substrate fabric has a basis mass of 20-80 g/m 2 , the impregnation-adhered layer is in an amount of 5-40% by mass based on the mass of the substrate fabric, and the composite fabric has a basis mass of 21-100 g/m 2 and an air permeability of 1.0 ml/cm 2 /s or less.

1 . A fabric material for sports equipment comprising a composite fabric comprising:
 a substrate fabric comprising a woven fabric containing polyester fibers as a main component and   an impregnation-adhered layer impregnation-adhered to the substrate fabric and containing a silicone-copolymerized urethane resin as a main component,   wherein   the substrate fabric has a basis mass of 20-80 g/m 2 ,   the impregnation-adhered layer is in an amount of 5-40% by mass based on the mass of the substrate fabric, and   the composite fabric has a basis mass of 21-100 g/m 2 , and an air permeability of 1.0 ml/cm 2 /s or less.   
     
     
         2 . fabric material according to  claim 1 , wherein the silicone-copolymerized urethane resin comprises a silicone-copolymerized polycarbonate urethane resin. 
     
     
         3 . The fabric material according to  claim 1 , wherein the substrate fabric has a tear resistance of 29.42 N (3.0 kgf)/5 cm or more. 
     
     
         4 . The fabric material according to  claim 1 , wherein the substrate fabric has a tear resistance of 294.1 N (30 kgf)/5 cm or more, an ultimate elongation of 10% or more and an abrasion resistance of 75 times of abrasions or more. 
     
     
         5 . The fabric material according to  claim 1 , wherein
 the woven fabric for the substrate fabric comprises a plurality of warps and wefts, each comprising a plurality of principal polyester fiber yarns A and woven fabric-reinforcing polyester fiber thick yarns B having a linear density (unit: dtex) of 2 to 5 times the linear density (unit: dtex) of the principal yarns A, and, in the yarn arrangement patterns composed of each of the warp and weft yarns, one of the polyester fiber thick yarn B is arranged per 2 to 50 of the principal polyester fiber yarns A arranged in parallel adjacent to each other, and thereby a check-patterned reinforcing structure is formed in the woven fabric for the substrate fabric.   
     
     
         6 . The fabric material according to  claim 1 , wherein the polyester fibers have a cross sectional profile having flat shape in which 2 to 6 circles are connected along the major axis to each other in a manner such that parts of the circles overlap with each other. 
     
     
         7 . The fabric material according to  claim 2 , wherein
 the woven fabric for the substrate fabric comprises a plurality of warps and wefts, each comprising a plurality of principal polyester fiber yarns A and woven fabric-reinforcing polyester fiber thick yarns B having a linear density (unit: dtex) of 2 to 5 times the linear density (unit: dtex) of the principal yarns A, and, in the yarn arrangement patterns composed of each of the warp and weft yarns, one of the polyester fiber thick yarn B is arranged per 2 to 50 of the principal polyester fiber yarns A arranged in parallel adjacent to each other, and thereby a check-patterned reinforcing structure is formed in the woven fabric for the substrate fabric.   
     
     
         8 . The fabric material according to  claim 2 , wherein the polyester fibers have a cross sectional profile having flat shape in which 2 to 6 circles are connected along the major axis to each other in a manner such that parts of the circles overlap with each other. 
     
     
         9 . The fabric material according to  claim 3 , wherein
 the woven fabric for the substrate fabric comprises a plurality of warps and wefts, each comprising a plurality of principal polyester fiber yarns A and woven fabric-reinforcing polyester fiber thick yarns B having a linear density (unit: dtex) of 2 to 5 times the linear density (unit: dtex) of the principal yarns A, and, in the yarn arrangement patterns composed of each of the warp and weft yarns, one of the polyester fiber thick yarn B is arranged per 2 to 50 of the principal polyester fiber yarns A arranged in parallel adjacent to each other, and thereby a check-patterned reinforcing structure is formed in the woven fabric for the substrate fabric.   
     
     
         10 . The fabric material according to  claim 3 , wherein the polyester fibers have a cross sectional profile having flat shape in which 2 to 6 circles are connected along the major axis to each other in a manner such that parts of the circles overlap with each other. 
     
     
         11 . The fabric material according to  claim 4 , wherein
 the woven fabric for the substrate fabric comprises a plurality of warps and wefts, each comprising a plurality of principal polyester fiber yarns A and woven fabric-reinforcing polyester fiber thick yarns B having a linear density (unit: dtex) of 2 to 5 times the linear density (unit: dtex) of the principal yarns A, and, in the yarn arrangement patterns composed of each of the warp and weft yarns, one of the polyester fiber thick yarn B is arranged per 2 to 50 of the principal polyester fiber yarns A arranged in parallel adjacent to each other, and thereby a check-patterned reinforcing structure is formed in the woven fabric for the substrate fabric.   
     
     
         12 . The fabric material according to  claim 4 , wherein the polyester fibers have a cross sectional profile having flat shape in which 2 to 6 circles are connected along the major axis to each other in a manner such that parts of the circles overlap with each other.