Artificial stone and formation therefor

Abstract

To provide a further improvement of luminescence performance such as an extension of a continuation time of a light accumulation luminescence or aluminescence by ultraviolet rays, by a control of the structure of the artificial stone. A noctilucent/luminescent artificial stone including a transparent aggregate, at least one kind of a light accumulation material and a luminescent material by ultraviolet rays along with a resin is characterized by that the luminescence performance of the artificial stone is higher than that of the included light accumulation material or luminescent material by ultraviolet rays per se.

1 - 18 . (canceled)  
   
   
       19 . An artificial stone, which comprises a transparent aggregate, at least one of a light accumulating material or luminescent material by ultraviolet rays, an inorganic filler and a resin, wherein the time required for brightness of the artificial stone after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is longer than that for the light accumulation material or luminescent material by ultraviolet rays per se, and wherein the particle diameter of the transparent aggregate is 0.1 mm or more and 1/1.5 or less of the thickness of the artificial stone after casting and hardening; 
 the average particle diameter of the light accumulating material and/or the luminescent material by ultraviolet ray is 10 μm or more and 300 μm or less;    the particle diameter of the inorganic filler is less than 0.1 mm; and    the volume of the transparent aggregate is 20% or more and 80% or less.    
   
   
       20 . The artificial stone according to  claim 19 , wherein the filling factor (vol %) of the light accumulation material and/or luminescent material by ultraviolet ray contained in the artificial stone is lower than the maximum filling factor of the light accumulation material and/or luminescent material by ultraviolet ray per se.  
   
   
       21 . The artificial stone according to  claim 19 , wherein the particle diameter of the transparent aggregate is 0.3 mm or more.  
   
   
       22 . The artificial stone according to  claim 19 , wherein the average particle diameter of the transparent aggregate is 1/20 or more and ⅓ or less of the thickness of the artificial stone after casting and hardening.  
   
   
       23 . The artificial stone according to  claim 19 , wherein the transparent aggregate has an irregular surface configuration.  
   
   
       24 . The artificial stone according to  claim 19 , wherein the average particle diameter of the light accumulation material and/or luminescent material by ultraviolet ray is 40 μm or more and 150 μm or less.  
   
   
       25 . The artificial stone according to  claim 19 , wherein the average particle diameter of the inorganic filler is 30 μm or more and 70 μm or less.  
   
   
       26 . The artificial stone according to  claim 19 , wherein the volume ratio of the filler and the light accumulation material, luminescent material by ultraviolet ray or mixture of both, defined as filler/light accumulation material and/or luminescent material by ultraviolet ray, is 0 or more and 100 or less.  
   
   
       27 . The artificial stone according to  claim 19 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       28 . The artificial stone according to  claim 19 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       29 . The artificial stone according to  claim 19 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       30 . The artificial stone according to  claim 19 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       31 . An artificial stone laminate, which comprises the artificial stone according to  claim 19  as a surface material.  
   
   
       32 . An artificial stone laminate, which comprises the artificial stone according to  claim 19  as part of a surface material.  
   
   
       33 . The artificial stone according to  claim 21 , wherein the transparent aggregate has an irregular surface configuration.  
   
   
       34 . The artificial stone according to  claim 22 , wherein the transparent aggregate has an irregular surface configuration.  
   
   
       35 . The artificial stone according to  claim 20 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       36 . The artificial stone according to  claim 21 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       37 . The artificial stone according to  claim 22 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       38 . The artificial stone according to  claim 23 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       39 . The artificial stone according to  claim 24 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       40 . The artificial stone according to  claim 25 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       41 . The artificial stone according to  claim 26 , wherein the transparent aggregate is quartz or rock crystal and the filler is aluminum hydroxide or silica.  
   
   
       42 . The artificial stone according to  claim 20 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       43 . The artificial stone according to  claim 21 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       44 . The artificial stone according to  claim 22 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       45 . The artificial stone according to  claim 23 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       46 . The artificial stone according to  claim 24 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       47 . The artificial stone according to  claim 25 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       48 . The artificial stone according to  claim 26 , wherein the transparent aggregate is glass and the filler is silica or aluminum hydroxide.  
   
   
       49 . The artificial stone according to  claim 20 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       50 . The artificial stone according to  claim 21 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       51 . The artificial stone according to  claim 22 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       52 . The artificial stone according to  claim 23 , further containing a non transparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       53 . The artificial stone according to  claim 24 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       54 . The artificial stone according to  claim 25 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       55 . The artificial stone according to  claim 26 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       56 . The artificial stone according to  claim 27 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       57 . The artificial stone according to  claim 28 , further containing a nontransparent aggregate having a particle diameter which is 1/1.5 or less of the thickness of the artificial stone after casting and hardening, and wherein the total volume of the transparent aggregate and the nontransparent aggregate together in the artificial stone is 20% or more and 80% or less.  
   
   
       58 . The artificial stone according to  claim 20 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       59 . The artificial stone according to  claim 21 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       60 . The artificial stone according to  claim 22 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       61 . The artificial stone according to  claim 23 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       62 . The artificial stone according to  claim 24 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       63 . The artificial stone according to  claim 25 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       64 . The artificial stone according to  claim 26 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       65 . The artificial stone according to  claim 27 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       66 . The artificial stone according to  claim 28 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       67 . The artificial stone according to  claim 29 , wherein the time required for the brightness after irradiation until saturation at 200Lx by a D65 common light source to reach 3 mcd/m 2  is 12 hours or longer.  
   
   
       68 . An artificial stone laminate, which comprises the artificial stone according to  claim 20  as a surface material.  
   
   
       69 . An artificial stone laminate, which comprises the artificial stone according to  claim 21  as a surface material.  
   
   
       70 . An artificial stone laminate, which comprises the artificial stone according to  claim 22  as a surface material.  
   
   
       71 . An artificial stone laminate, which comprises the artificial stone according to  claim 23  as a surface material.  
   
   
       72 . An artificial stone laminate, which comprises the artificial stone according to  claim 24  as a surface material.  
   
   
       73 . An artificial stone laminate, which comprises the artificial stone according to  claim 25  as a surface material.  
   
   
       74 . An artificial stone laminate, which comprises the artificial stone according to  claim 26  as a surface material.  
   
   
       75 . An artificial stone laminate, which comprises the artificial stone according to  claim 27  as a surface material.  
   
   
       76 . An artificial stone laminate, which comprises the artificial stone according to  claim 28  as a surface material.  
   
   
       77 . An artificial stone laminate, which comprises the artificial stone according to  claim 29  as a surface material.  
   
   
       78 . An artificial stone laminate, which comprises the artificial stone according to  claim 30  as a surface material.  
   
   
       79 . An artificial stone laminate, which comprises the artificial stone according to  claim 20  as part of a surface material.  
   
   
       80 . An artificial stone laminate, which comprises the artificial stone according to  claim 21  as part of a surface material.  
   
   
       81 . An artificial stone laminate, which comprises the artificial stone according to  claim 22  as part of a surface material.  
   
   
       82 . An artificial stone laminate, which comprises the artificial stone according to  claim 23  as part of a surface material.  
   
   
       83 . An artificial stone laminate, which comprises the artificial stone according to  claim 24  as part of a surface material.  
   
   
       84 . An artificial stone laminate, which comprises the artificial stone according to  claim 25  as part of a surface material.  
   
   
       85 . An artificial stone laminate, which comprises the artificial stone according to  claim 26  as part of a surface material.  
   
   
       86 . An artificial stone laminate, which comprises the artificial stone according to  claim 27  as part of a surface material.  
   
   
       87 . An artificial stone laminate, which comprises the artificial stone according to  claim 28  as part of a surface material.  
   
   
       88 . An artificial stone laminate, which comprises the artificial stone according to  claim 29  as part of a surface material.  
   
   
       89 . An artificial stone laminate, which comprises the artificial stone according to  claim 30  as part of a surface material.