US Patent 7521871 Transparent zirconium oxide-tantalum and/or tantalum oxide coating
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Patent Inventor Names
Arnd Ritz0
Berno Hunsche0
Michael Vergöhl0
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Patent abstract
High temperature-resistant transparent coatings based on zirconium oxide, which have improved dispersion properties and a high refractive index, comprise zirconium oxide with at least one additive from the group consisting of tantalum and/or tantalum oxide, whereby the proportion of Ta atoms, in relation to the total number of metal atoms in the coating is in the range of 5 to 30%.
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US Patent 07521871 Transparent zirconium oxide-tantalum and/or tantalum oxide coating US Patent 7521871 Transparent zirconium oxide-tantalum and/or tantalum oxide coating
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Patent Number
075218710
Patent Number
75218710
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Patent Jurisdiction
Patent Number
075218710
Date of Patent
April 21, 2009
0Patent Application Number
105432860
Date Filed
January 21, 2004
0Official Website
Patent Primary Examiner
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US Patent 07521871 Transparent zirconium oxide-tantalum and/or tantalum oxide coating
Infobox
Is a
Patent jurisdiction
Patent number
07521871
Date of patent
April 21, 2009
Patent application number
10543286
Date Filed
January 21, 2004
Patent primary examiner
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