Nickel hydroxide composition with pectin binder

Abstract

An active electrode composition comprising a nickel hydroxide material and a pectin. Preferably, the pectin comprises a citrus pectin.

1 . An active composition for an electrode of an alkaline electrochemical cell, comprising: 
 a nickel hydroxide material; and    a pectin.    
     
     
         2 . The active composition of  claim 1 , wherein said pectin comprises a citrus pectin.  
     
     
         3 . The active composition of  claim 1 , wherein said pectin is between about 0.1 and 2.0 weight percent of said active material composition.  
     
     
         4 . A positive electrode for an alkaline electrochemical cell, comprising: 
 a nickel hydroxide material; and    a pectin.    
     
     
         5 . The electrode of  claim 4 , wherein said pectin is a citrus pectin.  
     
     
         6 . The electrode of  claim 4 , wherein said pectin is between about 0.1 and 2.0 weight percent of said active material composition.  
     
     
         7 . An alkaline electrochemical cell, comprising: 
 at least one positive electrode;    at least one negative electrode; and    an alkaline electrolyte,    said positive electrode having an active material composition including a nickel hydroxide material and a pectin.    
     
     
         8 . The electrochemical cell of  claim 7 , wherein said pectin comprises a citrus pectin.  
     
     
         9 . The electrochemical cell of  claim 7 , wherein said pectin is between about 0.1 and 2.0 weight percent of said active material composition.  
     
     
         10 . The electrochemical cell of  claim 7 , wherein said negative electrode comprises a hydrogen storage alloy.