Flame-retardant fiber composite and fabric produced therefrom

Abstract

The present invention relates to a flame resistant fiber composite obtained by compounding: 20 to 85% by weight of a fiber (A) containing 0.5 to 50 parts by weight of an Sb compound to 100 parts by weight of a polymer containing halogen atom of not less than 17% by weight; 5 to 80% by weight of a heat-resistant fiber (B); 0 to 40% by weight of a cellulosic fiber (C); and 0 to 40% by weight of an inflammable fiber (D). Use of the composite in furniture, beddings, etc. in house increasingly improves flame resistance of materials, enabling use in fields requiring advanced flame resistance.

1 . A flame resistant fiber composite obtained by compounding: 
 20 to 85% by weight of a fiber (A) containing 0.5 to 50 parts by weight of an Sb compound to 100 parts by weight of a polymer containing halogen atom of not less than 17% by weight;    5 to 80% by weight of a heat-resistant fiber (B);    0 to 40% by weight of a cellulosic fiber (C); and    0 to 40% by weight of an inflammable fiber (D), such as chemical fiber.    
   
   
       2 . The flame resistant fiber composite according to  claim 1  obtained by compounding: 
 20 to 85% by weight of a fiber (A) containing 6 to 50 parts by weight of an Sb compound to 100 parts by weight of the polymer containing halogen atom of not less than 17% by weight;    15 to 80% by weight of the heat-resistant fiber (B); and    0 to 40% by weight of the inflammable fiber (D), such as chemical fiber.    
   
   
       3 . The flame resistant fiber composite according to  claim 1  obtained by compounding: 
 20 to 85% by weight of a fiber (A) containing 0.5 to 50 parts by weight of an Sb compound to 100 parts by weight of a polymer containing halogen atom of not less than 17% by weight;    5 to 40% by weight of the heat-resistant fiber (B);    5 to 40% by weight of the cellulosic fiber (C); and    5 to 40% by weight of the inflammable fiber (D), such as chemical fiber.    
   
   
       4 . The flame resistant fiber composite according to any one of  claims 1  to  3 , wherein the polymer containing halogen atom is a copolymer comprising: 
 30 to 70% by weight of acrylonitrile;    70 to 30% by weight of a halogen containing vinyl based monomer; and    0 to 10% by weight of a vinyl monomer copolymerizable therewith.    
   
   
       5 . The flame resistant fiber composite according to any one of  claims 1  to  3 , wherein the heat-resistant fiber (B) is selected from silicic acid containing cellulosic fibers, aramid fibers, and melamine fibers.  
   
   
       6 . The flame resistant fiber composite according to  claim 1  or  3 , wherein the cellulosic fiber (C) is a fiber without flame resisting treatment selected from cotton, hemp, acetate based fibers, and rayon based fibers.  
   
   
       7 . The flame resistant fiber composite according to any one of  claims 1  to  3 , wherein the inflammable fiber (D), such as a chemical fiber, comprises at least one kind of polyester fibers and nylon fibers.  
   
   
       8 . The flame resistant fiber composite according to  claim 2  obtained by compounding: 
 85 to 20% by weight of a fiber containing 6 to 50 parts by weight of an Sb compound to 100 parts by weight of a polymer containing chlorine atom of not less than 17% by weight as the polymer containing halogen atom;    15 to 80% by weight of a silicic acid containing cellulosic fiber as the heat-resistant fiber (B); and    0 to 40% by weight of one or more kinds of the inflammable fiber (D), such as chemical fibers,    the flame resistant fiber composite being compounded so as to give contents of each fiber of (A)>=(D) or (B)>=(D).    
   
   
       9 . The flame resistant fiber composite according to  claim 2 , or  8  comprising 5 to 35% by weight of polyester fibers and/or nylon fibers as the inflammable fiber (D), such as a chemical fiber, in the flame resistant fiber composite.  
   
   
       10 . The flame resistant fiber composite according to  claim 2 , or  8 , wherein a silicic acid containing cellulosic fiber as the heat-resistant fiber (B) comprises 20 to 50% by weight of silicic acid therein.  
   
   
       11 . The flame resistant fiber composite according to  claim 3 , obtained by compounding: 
 80 to 20% by weight of a fiber (A) containing 6 to 50 parts by weight of an Sb compound to 100 parts by weight of a polymer containing chlorine atom of not less than 17% by weight, as the polymer containing halogen atom;    5 to 40% by weight of the heat-resistant fiber (B);    5 to 40% by weight of the cellulosic fiber (C); and    5 to 40% by weight of a polyester fiber as the inflammable fiber (D), such as a chemical fiber.    
   
   
       12 . The flame resistant fiber composite according to  claim 1 , comprising: 30 to 70% by weight of a fiber, containing 0.5 to 5.5 parts by weight of Sb to 100 parts by weight of a polymer containing chlorine atom of not less than 25% by weight as a polymer containing halogen atom, as the fiber (A); 
 10 to 50% by weight of the heat-resistant fiber (B);    5 to 40% by weight the cellulosic fiber (C); and    0 to 30% by weight of the inflammable fiber (D), such as a chemical fiber, wherein contents of the fibers (A) to (D) satisfy relationships of    (1) (A)>=(D);    (2) (A)+(D) is 50 to 90% by weight; and    (3) (C)+(D) is 30 to 60% by weight.    
   
   
       13 . The flame resistant fiber composite according to  claim 1 , wherein a chlorine containing polymer as the polymer containing halogen atom is a copolymer comprising: 
 40 to 60% by weight of acrylonitrile;    60 to 40% by weight of a chlorine containing vinyl monomer; and    0 to 10% by weight of a vinyl monomer copolymerizable therewith.    
   
   
       14 . The flame resistant fiber composite according to  claim 1 , wherein the inflammable fiber (D), such as a chemical fiber, comprises 16 to 100% by weight of at least one kind of fibers of polyester fibers and nylon fibers.  
   
   
       15 . The flame resistant fiber composite according to  claim 1 , wherein the inflammable fiber (D), such as a chemical fiber, is an inflammable fiber comprising 16 to 100% by weight of a polyester fiber.  
   
   
       16 . The flame resistant fiber composite according to  claim 1 , wherein a fiber containing an Sb compound in a polymer as the polymer containing halogen atom containing chlorine atom is in an amount of 40 to 70% by weight.  
   
   
       17 . The flame resistant fiber composite according to  claim 1 , wherein the cellulosic fiber (C) is in an amount of 30 to 40% by weight.  
   
   
       18 . The flame resistant fiber composite according to  claim 1 , wherein a content of the Sb compound is 0.5 to 3.5 parts by weight to 100% by weight of the polymers containing chlorine atom as the polymer containing halogen atom.  
   
   
       19 . A fabric manufactured using the flame resistant fiber composite according to  claim 1 ,  2 .  
   
   
       20 . A nonwoven fabric manufactured using the flame resistant fiber composite according to  claim 1 ,  2 .