Titanium boride

Abstract

A titanium metal or a titanium alloy having submicron titanium boride substantially uniformly dispersed therein and a method of making same is disclosed. Ti power of Ti alloy powder has dispersed within the particles forming the powder titanum boride which is other than whisker-shaped or spherical substantially uniformly dispersed therein.

1 . A titanium metal or a titanium alloy having submicron titanium boride substantially uniformly dispersed therein.  
   
   
       2 . The titanium alloy of  claim 1 , wherein Al and V are present in a minor amount by weight.  
   
   
       3 . The titanium alloy of  claim 2 , wherein Al and V are present at a total concentration of about 10% by weight.  
   
   
       4 . The titanium alloy of  claim 3 , wherein Al is present at a concentration of about 6% by weight and V is present at a concentration of about 4% by weight.  
   
   
       5 . The titanium metal or titanium alloy of  claim 1 , wherein boron is present up to about 4% by weight.  
   
   
       6 . The titanium metal or titanium alloy of  claim 1 , wherein said metal or base alloy is a powder and titanium boride is dispersed within most of the particles forming the powder.  
   
   
       7 . The titanium metal or titanium alloy or  claim 6 , wherein titanium boride is dispersed within substantially all of the particles forming the powder.  
   
   
       8 . The titanium metal or titanium alloy of  claim 1 , wherein said titanium boride is other than whisker-shaped or spherical.  
   
   
       9 . The titanium metal or titanium alloy of  claim 1 , wherein said titanium or titanium alloy having titanium boride dispersed therein are consolidated powders.  
   
   
       10 . The titanium metal or titanium alloy of  claim 1 , wherein said titanium or titanium alloy having titanium boride dispersed therein is sintered powder.  
   
   
       11 . The titanium metal or titanium alloy of  claim 1 , wherein said titanium or titanium alloy having titanium boride dispersed therein is a solid.  
   
   
       12 . The titanium metal or titanium alloy of  claim 1 , wherein the titanum boride is principally TiB.  
   
   
       13 . A Ti powder or a Ti base alloy powder having submicron titanium boride substantially uniformly dispersed therein, 
 wherein said Ti powder or Ti base alloy powder and titanium boride are made by the subsurface reduction of TiCl 4  and a boron halide and other chlorides and/or halides of the Ti base alloy constituents, if present, with liquid alkali or alkaline earth metal or mixtures thereof in a reaction zone.    
   
   
       14 . The material of  claim 13 , wherein the alkali or alkaline earth metal or mixtures thereof is present in sufficient quantity to maintain the reduction products below the sintering temperature thereof away from the reaction zone.  
   
   
       15 . The material of  claim 14 , wherein the alkali metal is sodium and the alkaline earth metal is magnesium or calcium.  
   
   
       16 . The material of  claim 15 , wherein the liquid metal is present as a stream.  
   
   
       17 . The material of  claim 16 , wherein the chlorides and/or halides are introduced into the liquid metal as a gas at sonic velocity or greater.  
   
   
       18 . The material of  claim 14 , wherein the boron halide is a chloride.  
   
   
       19 . The material  claim 18 , wherein boron chloride is BCl 3 .  
   
   
       20 . The material of  claim 13 , wherein said Ti base alloy contains Al and V and titanium boride in at least most of the particles forming the powder.  
   
   
       21 . The material of  claim 20 , wherein titanium boride is in substantially all of the particles forming the powder.  
   
   
       22 . A Ti powder or a Ti base alloy powder having submicron titanium boride which is other than whisker-shaped or spherical substantially uniformly dispersed therein.  
   
   
       23 . The titanium base alloy powder of  claim 22  wherein Al and V are present in a minor amount by weight.  
   
   
       24 . The titanium base alloy powder of  claim 23 , wherein Al and V are present at a total concentration of about 10% by weight.  
   
   
       25 . The titanium base alloy powder of  claim 24 , wherein Al is present at a concentration of about 6% by weight and V is present at a concentration of about 4% by weight.  
   
   
       26 . The titanium powder or titanium base alloy powder of  claim 22 , wherein boron is present up to about 4% by weight.  
   
   
       27 . The titanium powder or titanium base alloy powder of  claim 26 , wherein titanium boride is in at least most of the particles forming the powder.  
   
   
       28 . The titanium powder or titanium base alloy powder of  claim 27 , wherein the titanium boride is in substantially all of the particles forming the powder.  
   
   
       29 . The Ti powder or titanium base alloy powder of  claim 28 , wherein substantially all of the titanium boride is TiB.  
   
   
       30 . A product having an SEM substantially as shown in one or more of the  FIGS. 1-8 .