High porosity gypsumboard paper and/or cardboard including waste papers as raw material

Abstract

A colored gypsumboard paper and/or cardboard and the production method thereof are provided. The colored gypsumboard paper and/or cardboard has/have high wetness resistance and has/have high porosity and obtained by means of waste paper recycling and can be used for ceiling, papier-mâché applications and at inner wall sections particularly in construction technical field.

What is claimed is: 
     
         1 . A gypsumboard paper and/or cardboard product comprising recycled papers and/or cardboards as a raw material, wherein the gypsumboard paper and/or cardboard product has/have porosity values at a value between 12 and 40 seconds in accordance with a Gurley test method and is allowed to be configured for ceiling, papier-mâché applications and at inner wall sections particularly in construction structures. 
     
     
         2 . The product according to  claim 1 , wherein the product comprises more than one kind of waste paper. 
     
     
         3 . The product according to  claim 1 , wherein the product comprises waste office papers and waste magazine papers as a raw material. 
     
     
         4 . The product according to  claim 3 , wherein the product comprises the waste office paper at a value between 40% and 55% by weight, and the waste magazine paper at the value between 40% and 55% by weight. 
     
     
         5 . The product according to  claim 1 , wherein an amount of paper comprises:
 sodium hydroxide component at a value between 0.4% and 0.8% by weight,   sodium silicate component at a value between 1.5% and 1.9% by weight,   oleic acid component at a value between 0.6% and 1% by weight,   hydrogen peroxide component at the value between 0.4% and 0.8% by weight,   talc component at a value between 23% and 27% by weight.   
     
     
         6 . The product according to  claim 5 , wherein the product comprises a dye component at a value between 0.9% and 1.5% by weight of amount of paper. 
     
     
         7 . The product according to  claim 2 , wherein the product comprises waste office papers and waste magazine papers as a raw material. 
     
     
         8 . The product according to  claim 2 , wherein an amount of paper comprises:
 sodium hydroxide component at a value between 0.4% and 0.8% by weight,   sodium silicate component at a value between 1.5% and 1.9% by weight,   oleic acid component at a value between 0.6% and 1% by weight,   hydrogen peroxide component at the value between 0.4% and 0.8% by weight,   talc component at a value between 23% and 27% by weight.   
     
     
         9 . The product according to  claim 3 , wherein an amount of paper comprises:
 sodium hydroxide component at a value between 0.4% and 0.8% by weight,   sodium silicate component at a value between 1.5% and 1.9% by weight,   oleic acid component at a value between 0.6% and 1% by weight,   hydrogen peroxide component at the value between 0.4% and 0.8% by weight,   talc component at a value between 23% and 27% by weight.   
     
     
         10 . The product according to  claim 4 , wherein an amount of paper comprises:
 sodium hydroxide component at a value between 0.4% and 0.8% by weight,   sodium silicate component at a value between 1.5% and 1.9% by weight,   oleic acid component at a value between 0.6% and 1% by weight,   hydrogen peroxide component at the value between 0.4% and 0.8% by weight,   talc component at a value between 23% and 27% by weight.