Silica coating for enhanced hydrophilicity/transmittivity

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United States of America Patent

PATENT NO 9556338
APP PUB NO 20110033694A1
SERIAL NO

12988663

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Abstract

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A method of coating with an aqueous coating composition having a pH <5 of silica nanoparticles having a, average particle diameter of ≦40 nm, silica nanoparticles having an average particle diameter of ≧50 nm, and a tetraalkoxysilane. The resulting coatings are substantially uniform in thickness, durably adheres to the substrate, and provides antireflection and or hydrophilic surface properties to the substrate.

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Patent Owner(s)

  • 3M INNOVATIVE PROPERTIES COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Boehmer, Roxanne A Inver Grove Heights, US 11 190
Chen, Xue-hua Shanghai, CN 19 133
Jing, Naiyong Woodbury, US 256 4578
Xi, Bangwei Shanghai, CN 4 85
Xie, Dang Shanghai, CN 8 100
Yu, Zhigang Shanghai, CN 42 161
Zhang, Ying Shanghai, CN 844 11140

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