Ink composition, production method therefor, light conversion layer, and color filter

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United States of America Patent

PATENT NO 11618833
APP PUB NO 20200224047A1
SERIAL NO

16629128

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Abstract

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The present invention provides an ink composition containing light-emitting nanocrystal particles and a photopolymerizable compound, wherein the photopolymerizable compound has a Log P value in the range of −1.5 to 7.0. The present invention also provides an ink composition containing light-emitting nanocrystal particles and a photopolymerizable compound, wherein the photopolymerizable compound has a Log P value in the range of −1.0 to 6.5, and the ink composition has a water (H2O) content of 90 ppm or less measured with a Karl Fischer moisture meter. The present invention also provides a light conversion layer including a plurality of pixel units, wherein the plurality of pixel units include a pixel unit containing a cured product of the ink composition, and the light conversion layer is formed of the cured product of the ink composition. The present invention also provides a color filter including the light conversion layer.

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Patent Owner(s)

Patent OwnerAddress
TOPPAN HOLDINGS INC5-1 TAITO 1-CHOME TAITO-KU TOKYO 110-8560

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kiyoto, Ikuro Sakura, JP 5 7
Miki, Takayuki Sakura, JP 11 52
Sasaki, Hirotomo Sakura, JP 50 358
Tabuchi, Minoru Sakura, JP 14 29
Yoshihara, Sunao Sakura, JP 7 22

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