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Process for anodizing aluminum

  • US 4,065,364 A
  • Filed: 01/21/1976
  • Issued: 12/27/1977
  • Est. Priority Date: 01/21/1976
  • Status: Expired due to Term
First Claim
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1. In a process wherein aluminum foil is anodically oxidized, the improvement which comprises bonding a member narrower than the aluminum foil to one side thereof, encapsulating said member by coating, prior to anodizing, the bonded side of the aluminum foil with a polymeric material which is inert to the anodizing conditions and thereafter electrolytically anodizing the uncoated side of said aluminum foil.

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