PRIMER COMPOSITION FOR OPTICAL ARTICLE AND OPTICAL ARTICLE

Title:

PRIMER COMPOSITION FOR OPTICAL ARTICLE AND OPTICAL ARTICLE

Document Type and Number:

WIPO Patent Application WO/2012/036084

Kind Code:

A1

Abstract:

Provided is a primer composition for optical article capable of forming a primer coat layer having excellent shock resistance, excoriation resistance, and adhesive property, and high refractive index, without generating poor appearance such as ununiformity, and cloudiness, and without being dependent on the material, and having a good storage stability, in an optical substrate having a high refractive index, especially in plastic lenses. The primer composition for optical article is composed of a urethane resin having a skeleton derived from polycarbonate, a polyester resin, inorganic oxide particles, and water, and is capable of containing a water miscible organic solvent as needed.

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Inventors:

MORI KATSUHIRO (JP)
NAKATSUKASA SHUNICHIRO (JP)

Application Number:

PCT/JP2011/070598

Publication Date:

March 22, 2012

Filing Date:

September 09, 2011

Export Citation:

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Assignee:

TOKUYAMA CORP (JP)
MORI KATSUHIRO (JP)
NAKATSUKASA SHUNICHIRO (JP)

International Classes:

C09D175/04; B32B27/00; C09D5/00; C09D7/61; C09D167/00; G02B1/04; G02B1/10; G02B5/23

Domestic Patent References:

WO2008001875A1	2008-01-03
WO2010119755A1	2010-10-21
WO2004078476A1	2004-09-16
WO2008001875A1	2008-01-03
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JPH0682604A	1994-03-25
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Other References: