Siloxane-grafted silica, transparent silicone composition, and optoelectronic device encapsulated therewith

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United States of America Patent

PATENT NO 9074101
APP PUB NO 20090121180A1
SERIAL NO

12270720

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Abstract

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Silica particles having 4-30% of an organopolysiloxane grafted to surfaces thereof are provided. A silicone composition loaded with such silica particles has high transparency, minimized permeability to corrosive gases, and improved encapsulation ability.

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Patent Owner(s)

Patent OwnerAddress
SHIN-ETSU CHEMICAL CO LTDTOKYO JAPAN TOKYO METROPOLIS
NIIGATA UNIVERSITYNIIGATA COUNTY JAPAN NIIGATA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kashiwagi, Tsutomu Annaka, JP 121 1182
Shiobara, Toshio Tokyo, JP 233 2183
Tsubokawa, Norio Niigata, JP 6 35

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