Title:
NONLINEAR LIGHT ABSORPTION MATERIAL, RECORDING MEDIUM, METHOD FOR RECORDING INFORMATION, AND METHOD FOR READING INFORMATION
Document Type and Number:
WIPO Patent Application WO/2022/244431
Kind Code:
A1
Abstract:
The nonlinear light absorption material according to one embodiment of the present disclosure contains, as a main component, a compound represented by formula (1). In formula (1), R1 to R10 are each independently a hydrogen atom, a halogen atom, a saturated hydrocarbon group, a halogenated alkyl group, an unsaturated hydrocarbon group, a hydroxyl group, a carboxyl group, an alkoxycarbonyl group, an aldehyde group, an acyl group, an amide group, a nitrile group, an alkoxy group, an acyloxy group, a thiol group, an alkylthio group, a sulfonic acid group, an acylthio group, an alkylsulfonyl group, a sulfonamide group, a primary amino group, a secondary amino group, a tertiary amino group, or a nitro group.
Inventors:
YOKOYAMA MASAKO
SAITO TERUHIKO
ANDO KOTA
ARASE HIDEKAZU
SAITO TERUHIKO
ANDO KOTA
ARASE HIDEKAZU
Application Number:
PCT/JP2022/012115
Publication Date:
November 24, 2022
Filing Date:
March 17, 2022
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G11B7/004; G11B7/24035; G11B7/24044; G11B7/244
Foreign References:
| JP2006022025A | 2006-01-26 | |||
| JPH08184867A | 1996-07-16 | |||
| JPH09136866A | 1997-05-27 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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