Title:
GLASS SUBSTRATE, ORGANIC EL ILLUMINATOR, AND PROCESS FOR PRODUCING GLASS SUBSTRATE
Document Type and Number:
WIPO Patent Application WO/2015/166708
Kind Code:
A1
Abstract:
The purpose of the present invention is to enable a glass substrate for organic EL elements to be produced at high efficiency, the glass substrate being capable of improving the light-extraction efficiency of the organic EL elements.
The glass substrate is for use as the light-extraction-side transparent substrate of an organic EL element, has a refractive index λd of 1.60 or greater, and contains 10-20 mol% Na2O+K2O as glass components, and the light-extraction-side surface thereof has a relief structure formed with a die.
Inventors:
ISHIDA TOMOYUKI (JP)
IWATA SOHTARO (JP)
NAKATO HIDEO (JP)
IWATA SOHTARO (JP)
NAKATO HIDEO (JP)
Application Number:
PCT/JP2015/056593
Publication Date:
November 05, 2015
Filing Date:
March 06, 2015
Export Citation:
Assignee:
TOYO SEIKAN GROUP HOLDINGS LTD (JP)
International Classes:
H05B33/02; C03C3/078; C03C3/085; C03C3/095; C03C3/097; H01L51/50
Foreign References:
| JP2012025634A | 2012-02-09 | |||
| JP2014032740A | 2014-02-20 | |||
| JP2014073953A | 2014-04-24 | |||
| JP2012121757A | 2012-06-28 |
Other References:
See also references of EP 3139704A4
Attorney, Agent or Firm:
EICHI Patent & Trademark Corp. et al. (JP)
Patent business corporation Wisdom international patent firm (JP)
Patent business corporation Wisdom international patent firm (JP)
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