Title:
WAVELENGTH CONVERSION MEMBER AND LIGHT EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/163691
Kind Code:
A1
Abstract:
Provided are: a wavelength conversion member capable of suppressing deterioration and blackening of a resin due to heat, said resin containing a fluorescent material; and a light emitting device. The present invention is characterized by being provided with a package 5, and a wavelength conversion layer 2 that is provided in the package 5. The present invention is also characterized in that: the wavelength conversion layer 2 has a resin matrix 3, and a fluorescent material 4, which is dispersed in the resin matrix 3, and which converts the wavelength of excitation light L1; and the package 5 has a transparent heat dissipating section 11 that is positioned on the input side of the excitation light L1.
Inventors:
NISHIMIYA TAKASHI (JP)
ASANO HIDEKI (JP)
MURATA TAKASHI (JP)
ASANO HIDEKI (JP)
MURATA TAKASHI (JP)
Application Number:
PCT/JP2018/003993
Publication Date:
September 13, 2018
Filing Date:
February 06, 2018
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
G02B5/20; H01L33/50
Domestic Patent References:
| WO2010123052A1 | 2010-10-28 | |||
| WO2015178223A1 | 2015-11-26 |
Foreign References:
| JP2013207049A | 2013-10-07 | |||
| JP2016046262A | 2016-04-04 | |||
| JP2004179644A | 2004-06-24 | |||
| JP2017027019A | 2017-02-02 | |||
| JP2011035198A | 2011-02-17 |
Attorney, Agent or Firm:
MIYAZAKI & METSUGI (JP)
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