OPTICAL MEMBER AND PREPARATION METHOD THEREOF

WIPO Patent Application WO/2011/093610

A2

The present invention relates to a preparation method of an optical member, comprising the following steps: coating a mixture of methyl methacrylate (MMA) and a light diffuser on one surface of a substrate comprising polymethyl methacrylate (PMMA) by a predetermined pattern; polymerizing the coated methyl methacrylate into polymethyl methacrylate to form semi-cured polymethyl methacrylate; and completely curing the semi-cured polymethyl methacrylate, and an optical member prepared thereby.

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PARK DOO JIN (KR)
PARK JI HWAN (KR)
YOON SEOK IL (KR)
OH HUN SOO (KR)
JUNG DONG JIN (KR)
BAEK KI WAN (KR)
KIM JAE HOON (KR)
KIM KI SEOP (KR)
KIM JONG KIL (KR)

PCT/KR2011/000350

August 04, 2011

January 18, 2011

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TSTI TECH CO LTD (KR)
ANP TECH CO LTD (KR)
PARK DOO JIN (KR)
PARK JI HWAN (KR)
YOON SEOK IL (KR)
OH HUN SOO (KR)
JUNG DONG JIN (KR)
BAEK KI WAN (KR)
KIM JAE HOON (KR)
KIM KI SEOP (KR)
KIM JONG KIL (KR)

G02B5/02; G02B5/04; G02F1/1335

KR20010079941A
KR20100007451A	2010-01-22
KR20040079028A	2004-09-14
KR100939491B1	2010-01-29

ASTRAN INT'L IP GROUP (KR)
특허법인 천문 (KR)

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