RADIATION CURING COMPOSITION FOR OPTICAL RECORDING MEDIUM, AND OPTICAL RECORDING MEDIUM

Title:

RADIATION CURING COMPOSITION FOR OPTICAL RECORDING MEDIUM, AND OPTICAL RECORDING MEDIUM

Document Type and Number:

WIPO Patent Application WO/2008/075647

Kind Code:

A1

Abstract:

Provided is a radiation curing composition, which does not deteriorate mechanical properties and preservation stability, and furthermore, has corrosion preventive effects. An optical recording medium using such composition is also provided. The radiation curing composition for the optical recording medium contains (A) an urethane (meta) acrylate compound and (C) a compound containing one or more epoxy groups. The acid component of the composition is set at 1.0Œ10-4eq/g or less.

Inventors:

ESAKI AKIRA (JP)
HIWATASHI TOMOAKI (JP)

Application Number:

PCT/JP2007/074232

Publication Date:

June 26, 2008

Filing Date:

December 17, 2007

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Assignee:

MITSUBISHI CHEM CORP (JP)
ESAKI AKIRA (JP)
HIWATASHI TOMOAKI (JP)

International Classes:

C08F290/06; G11B7/24; G11B7/254; G11B7/2542; G11B7/2545; G11B7/257

Foreign References:

JP2006152273A	2006-06-15
JP2004359779A	2004-12-24

Other References: