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Reduced environmental hazard LeClanche cell having improved performance ionically permeable separator
 
   
Document Number
US Patent 5604054
Issued Date
February 18, 1997
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Abstract
An ionically permeable separator for a LeClanche cell, and methods of making and using same, are provided for in the invention. The separator comprises a Kraft paper separator and a corrosion-inhibiting coating thereupon selected to prevent corrosion of a zinc anode of the LeClanche cell. The separator may be configured for use in round or flat LeClanche cells. The separators of the invention may be used in heavy duty batteries containing an electrolyte comprising zinc chloride as a primary component. Cells made in accordance with the invention exhibit comparable or improved capacity and other performance characteristics in respect of conventional cells.
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Reduced environmental hazard LeClanche cell having improved performance ionically permeable separator - US Patent 5604054 Drawing
Drawing from US Patent 5604054
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Number of Claims:
18
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Owner
Rayovac Corporation (Madison, WI)
Published
February 18, 1997
Application Number
08/526,762
Filed
September 11, 1995
US Classification
429/166   429/144 429/248
Int'l Classification
H01M   4/24   (20060101)   H01M   4/06   (20060101)   H01M   4/62   (20060101)   H01M   6/06   (20060101)   H01M   2/16   (20060101)   H01M   4/12   (20060101)   H01M   4/42   (20060101)   H01M   6/04   (20060101)   H01M   6/08   (20060101)   H01M   6/12   (20060101)  
Examiner
Parent Case
This application is a continuation-in-part of U.S. patent application Ser. No. 08/275,019 filed 13 Jul., 1994 and entitled "Reduced Environmental Hazard LeClanche Cell Having Improved Performance, Zinc Anode and Alloy Therefor, and Methods of Making and Using Same."
USPTO Field of Search
429/144   429/166   429/248  
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