US Patent 7153449 Acidic treatment liquid and method of treating copper surfaces
Patent 7153449 was granted and assigned to Atotech on December, 2006 by the United States Patent and Trademark Office.
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Patent abstract
The present invention relates to a solution and to a method of treating copper surfaces, the copper surfaces being brought into contact with an acidic treatment liquid which contains hydrogen peroxide and at least one five-membered heterocyclic compound as well as additionally at least one microstructure modifying agent selected from the group comprising thioles A, disulfides B, sulfides C and thioamides D having the following respective general formulae:
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Patent Number
71534490
Date of Patent
December 26, 2006
0Patent Application Number
103113950
Date Filed
July 6, 2001
0Patent Primary Examiner
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US Patent 07153449 Acidic treatment liquid and method of treating copper surfaces US Patent 7153449 Acidic treatment liquid and method of treating copper surfaces
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Patent Number
0715344900
Patent Number
715344900
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
071534490
Date of Patent
December 26, 2006
0Patent Application Number
103113950
Date Filed
July 6, 2001
0Official Website
Patent Primary Examiner
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Infobox
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Current Assignee
Patent Jurisdiction
Patent Number
071534490
Date of Patent
December 26, 2006
0Patent Application Number
103113950
Date Filed
July 6, 2001
0Official Website
Patent Primary Examiner
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US Patent 07153449 Acidic treatment liquid and method of treating copper surfaces
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07153449
Date of patent
December 26, 2006
Patent application number
10311395
Date Filed
July 6, 2001
Patent primary examiner
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