Composite yarn, fabric thereof and brassiere

Abstract

A fabric includes an inner textile layer, an outer textile layer, and a middle textile layer. The inner textile layer includes a plurality of microfiber yarns and a plurality of elastic fiber yarns. The outer textile layer includes a plurality of composite yarns. The middle textile layer is between the inner textile layer and the outer textile layer and has a plurality of wave-like polyester fiber yarns. Further, the outer textile layer includes a first weaving region and a second weaving region. The content of the composite yarns in the first weaving region is greater than the content of the composite yarns in the second weaving region.

What is claimed is: 
     
         1 . A composite yarn, comprising:
 a first yarn, wherein the first yarn is a thermo-fusible yarn;   a second yarn winded and intermingled with the first yarn; and   wherein, a melting point of the first yarn is lower than a melting point of the second yarn, and an offset rate of the second yarn relative to the first yarn is between 5% and 300%.   
     
     
         2 . The composite yarn according to  claim 1 , wherein the melting point of the first yarn is between 160 Celsius and 190 Celsius. 
     
     
         3 . The composite yarn according to  claim 2 , wherein the first yarn is polypropylene or low temperature based polyethylene terephthalate. 
     
     
         4 . The composite yarn according to  claim 1 , wherein the melting point of the second yarn is between 200 Celsius and 260 Celsius. 
     
     
         5 . The composite yarn according to  claim 4 , wherein the second yarn is polyethylene terephthalate. 
     
     
         6 . The composite yarn according to  claim 1 , wherein the offset rate is between 20% and 40%. 
     
     
         7 . The composite yarn according to  claim 1 , further comprising:
 a third yarn, wherein the third yarn is an elastic yarn;   wherein, the first yarn, the second yarn, and the third yarn are uniformly intermingled and cohered with each other.   
     
     
         8 . A fabric, comprising:
 an inner textile layer comprising a plurality of microfiber yarns and a plurality of elastic fiber yarns;   an outer textile layer comprising a first weaving region and a second weaving region, the first weaving region and the second weaving region respectively comprising a plurality of composite yarns, each of the composite yarns comprising:
 a first yarn, wherein the first yarn is a thermo-fusible yarn; 
 a second yarn winded and intermingled with the first yarn; and 
 wherein, a melting point of the first yarn is lower than a melting point of the second yarn, and an offset rate of the second yarn relative to the first yarn is between 5% and 300%, wherein a content of the composite yarns in the first weaving region is greater than a content of the composite yarns in the second weaving region; and 
   a middle textile layer between the inner textile layer and the outer textile layer, wherein the middle textile layer comprises a plurality of wave-like polyester fiber yarns.   
     
     
         9 . The fabric according to  claim 8 , wherein the first weaving region is adjacent to the second weaving region. 
     
     
         10 . The fabric according to  claim 8 , wherein the outer textile layer further comprises a third weaving region, the third weaving region is composed of a plurality of elastic fiber yarns and the composite yarns, and a content of the composite yarns in the third weaving region is less than the content of the composite yarns in the second weaving region. 
     
     
         11 . The fabric according to  claim 10 , wherein the third weaving region is adjacent to the first weaving region or the second weaving region. 
     
     
         12 . The fabric according to  claim 11 , wherein the first weaving region, the second weaving region, and the third weaving region are arranged in order, according to the content of the composite yarns in the first weaving region, the content of the composite yarns in the second weaving region, and the content of the composite yarns in the third weaving region, respectively. 
     
     
         13 . The fabric according to  claim 8 , wherein the size of each of the microfiber yarns is below 150 deniers. 
     
     
         14 . The fabric according to  claim 13 , wherein the size of each of the microfiber yarns is below 30 deniers. 
     
     
         15 . The fabric according to  claim 8 , wherein the first weaving region and the second weaving region respectively further comprise a plurality of elastic fiber yarns. 
     
     
         16 . The fabric according to  claim 15 , wherein the size of each of the elastic fiber yarns is below 150 deniers. 
     
     
         17 . The fabric according to  claim 16 , wherein the size of each of the elastic fiber yarns is below 30 deniers. 
     
     
         18 . The fabric according to  claim 8 , wherein each of the first yarns comprises a thermo-fusible fiber at a surface of the first yarn, and a melting point of the first yarn is between 160 Celsius and 190 Celsius. 
     
     
         19 . The fabric according to  claim 18 , wherein a material of the thermo-fusible fiber is polypropylene, low temperature based polyethylene terephthalate, the like, or any combination thereof. 
     
     
         20 . A brassiere, comprising:
 a cup body comprising a fabric, and the cup body comprising:
 a lifting area; and 
 an attaching area adjacent to the lifting area; 
   wherein the fabric comprises:
 an inner textile layer comprising a plurality of microfiber yarns and a plurality of elastic fiber yarns; 
 an outer textile layer comprising a first weaving region and a second weaving region, the first weaving region and the second weaving region respectively comprising a plurality of composite yarns, each of the composite yarns comprising:
 a first yarn, wherein the first yarn is a thermo-fusible yarn; 
 a second yarn winded and intermingled with the first yarn; and 
 
 wherein, a melting point of the first yarn is lower than a melting point of the second yarn, and an offset rate of the second yarn relative to the first yarn is from 5% to 300%, wherein a content of the composite yarns in the first weaving region is greater than a content of the composite yarns in the second weaving region; and 
 a middle textile layer between the inner textile layer and the outer textile layer, wherein the middle textile layer comprises a plurality of wave-like polyester fiber yarns; 
   wherein, the first weaving region of the fabric is at the lifting area and the second weaving region of the fabric is at the attaching area.   
     
     
         21 . The brassiere according to  claim 20 , wherein the outer textile layer of the fabric further comprises a third weaving region, the third weaving region comprises a plurality of elastic fiber yarns and the composite yarns, and a content of the composite yarns in the third weaving region is less than the content of the composite yarns in the second weaving region. 
     
     
         22 . The brassiere according to  claim 21 , wherein the first weaving region of the fabric is at the lifting area, and the second weaving region and the third weaving region of the fabric are at the attaching area. 
     
     
         23 . The brassiere according to  claim 21 , wherein the first weaving region and the second weaving region of the fabric are at the lifting area, and the third weaving region of the fabric is at the attaching area.