Title:
RESIN COMPOSITION AND ULTRAVIOLET LIGHT-EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/230714
Kind Code:
A1
Abstract:
Provided are a resin composition that exhibits an excellent heat resistance and adhesiveness, and an ultraviolet light-emitting device that exhibits an excellent heat resistance and adhesiveness for the sealing part. A resin composition comprises a fluororesin and an inorganic filler, wherein the fluororesin contains a tetrafluoroethylene-derived constituent unit A, a hexafluoropropylene-derived constituent unit B, and a vinylidene fluoride-derived constituent unit C. The resin composition is characterized in that the molar ratio (A) of the constituent unit A to the sum of the constituent unit A, the constituent unit B, and the constituent unit C is at least 0.25, and the molar ratio (C) of the constituent unit C to the sum of the constituent unit A, the constituent unit B, and the constituent unit C is not more than 0.60.
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Inventors:
YOSHIKAWA GAKU (JP)
NAKATA KUNIHIKO (JP)
ONODERA YU (JP)
NAKATA KUNIHIKO (JP)
ONODERA YU (JP)
Application Number:
PCT/JP2020/018653
Publication Date:
November 19, 2020
Filing Date:
May 08, 2020
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
H01L23/29; C08K3/013; C08K3/16; C08L27/12; C08L27/18; H01L23/31; H01L33/56
Domestic Patent References:
WO2004039883A1 | 2004-05-13 | |||
WO2014178288A1 | 2014-11-06 |
Foreign References:
JP2017532426A | 2017-11-02 | |||
US20170263833A1 | 2017-09-14 | |||
US20170229614A1 | 2017-08-10 | |||
JP2014185294A | 2014-10-02 | |||
JP2017149839A | 2017-08-31 | |||
JP2013175462A | 2013-09-05 |
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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