Title:
RECORDING MEDIUM, INFORMATION RECORDING METHOD, INFORMATION READING METHOD, AND COMPOSITION FOR PRODUCING RECORDING LAYER
Document Type and Number:
WIPO Patent Application WO/2022/255066
Kind Code:
A1
Abstract:
The recording medium according to one embodiment of the present disclosure is provided with a recording layer. The recording layer includes: an aliphatic polymer; and a multiphoton absorption compound that has a multiphoton absorption property and that includes at least one selected from the group consisting of a carbon-carbon double bond, a carbon-nitrogen double bond, and a carbon-carbon triple bond. When the thickness of the recording layer is 100 μm, the transmittance of the recording layer in the thickness direction for light having a wavelength of 405 nm is 80% or more.
Inventors:
ANDO KOTA
YOKOYAMA MASAKO
SAKATA NAOYA
TAGASHIRA KENJI
ARASE HIDEKAZU
YOKOYAMA MASAKO
SAKATA NAOYA
TAGASHIRA KENJI
ARASE HIDEKAZU
Application Number:
PCT/JP2022/020309
Publication Date:
December 08, 2022
Filing Date:
May 16, 2022
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
C08L33/04; C08L63/00; C08L101/00; G11B7/0045; G11B7/005; G11B7/24035; G11B7/244; G11B7/245; G11B7/2548
Domestic Patent References:
| WO2012157560A1 | 2012-11-22 |
Foreign References:
| JP2009149909A | 2009-07-09 | |||
| JP2005258388A | 2005-09-22 | |||
| JP2004149501A | 2004-05-27 | |||
| JP2004093658A | 2004-03-25 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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