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Title:
FILM FOR FORMING PROTECTIVE COATING, COMPOSITE SHEET FOR FORMING PROTECTIVE COATING, AND METHOD FOR MANUFACTURING SEMICONDUCTOR CHIP
Document Type and Number:
WIPO Patent Application WO/2019/082974
Kind Code:
A1
Abstract:
This film for forming a protective coating contains an ultraviolet-curable component, the light transmittance at a wavelength of 350 nm being 20% or less, the light transmittance at a wavelength of 550 nm being 25% or less, and the light transmittance at wavelength 1600 nm being 25% or greater.

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Inventors:
KOBASHI RIKIYA (JP)
INAO YOUICHI (JP)
Application Number:
PCT/JP2018/039694
Publication Date:
May 02, 2019
Filing Date:
October 25, 2018
Export Citation:
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Assignee:
LINTEC CORP (JP)
International Classes:
H01L23/29; B32B7/02; B32B27/16; C09J4/02; C09J7/30; C09J201/00; H01L23/00; H01L23/31
Domestic Patent References:
WO2016068042A12016-05-06
Foreign References:
JP2000104026A2000-04-11
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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