US Patent 7452416 Cationic titanium dioxide pigments
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Patent Inventor Names
Glenn R. Evers0
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Patent abstract
A composition containing cationic pigment particles includes titanium dioxide particles to which are bound a first water-soluble cationic polymer and cationic polymer latex particles. In some embodiments the cationic latex is made by treating an anionic latex with a second water-soluble cationic polymer, which may be the same as or different from the first water-soluble cationic polymer. The compositions may be used in papermaking applications, both for internal addition and or coatings.
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US Patent 07452416 Cationic titanium dioxide pigments US Patent 7452416 Cationic titanium dioxide pigments
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Patent Number
074524160
Patent Number
74524160
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Patent Number
074524160
Date of Patent
November 18, 2008
0Patent Application Number
115873450
Date Filed
May 17, 2005
0Official Website
Patent Primary Examiner
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US Patent 07452416 Cationic titanium dioxide pigments
Infobox
Is a
Patent jurisdiction
Patent number
07452416
Date of patent
November 18, 2008
Patent application number
11587345
Date Filed
May 17, 2005
Patent primary examiner
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