Title:
OPTICAL DISC HAVING ORGANIC PIGMENT RECORDING LAYER, AND UV-CURABLE RESIN COMPOSITION THEREFOR
Document Type and Number:
WIPO Patent Application WO/2011/093089
Kind Code:
A1
Abstract:
Disclosed is an optical disc having an interfacial layer on an organic pigment recording layer, and on the interfacial layer, a cured resin layer made from a UV-curable resin composition containing: (A) a (meth)acrylate (excluding urethane acrylate) having a structure represented by formula (1) below (where n is an integer from 1 to 10); (B) a photopolymerization initiator; and (C) methacrylate other than (A). Also disclosed is a UV-curable resin composition for said optical disc. Said disc has outstanding recording signal characteristics and durability.
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Inventors:
KOBAYASHI DAISUKE (JP)
NAITOU MASAHIRO (JP)
KIDOBA JUN (JP)
MOTOHASHI HAYATO (JP)
MATSUO YUICHIRO (JP)
NAITOU MASAHIRO (JP)
KIDOBA JUN (JP)
MOTOHASHI HAYATO (JP)
MATSUO YUICHIRO (JP)
Application Number:
PCT/JP2011/000464
Publication Date:
August 04, 2011
Filing Date:
January 28, 2011
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
KOBAYASHI DAISUKE (JP)
NAITOU MASAHIRO (JP)
KIDOBA JUN (JP)
MOTOHASHI HAYATO (JP)
MATSUO YUICHIRO (JP)
KOBAYASHI DAISUKE (JP)
NAITOU MASAHIRO (JP)
KIDOBA JUN (JP)
MOTOHASHI HAYATO (JP)
MATSUO YUICHIRO (JP)
International Classes:
G11B7/244; G11B7/246; G11B7/254; G11B7/257; G11B7/26
Domestic Patent References:
| WO2009144926A1 | 2009-12-03 |
Foreign References:
| JPH06203408A | 1994-07-22 | |||
| JPH04247338A | 1992-09-03 | |||
| JP2009301713A | 2009-12-24 | |||
| JP2010009721A | 2010-01-14 | |||
| JP2010007066A | 2010-01-14 | |||
| JPH04372736A | 1992-12-25 | |||
| JPH02285534A | 1990-11-22 | |||
| JPH04247337A | 1992-09-03 |
Attorney, Agent or Firm:
SAEKI, NORIO (JP)
Norio Saeki (JP)
Norio Saeki (JP)
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Claims: