Title:
BLACK POWDER, AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2019/044480
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing: a black powder which enables the achievement of higher voltage-resistant performance; and a method for producing the black powder. The black powder according to the present disclosure is composed of carbon-containing silica particles. Each of the silica particles has a single-layer structure. The content of carbon in the surface of each of the silica particles is 1% by mass or less. The content of carbon in the surface of each of the silica particles can be measured by an X-ray photoelectron spectroscopy method.
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Inventors:
MIYOSHI HIDENORI (JP)
GOTOU KENTA (JP)
GOTOU KENTA (JP)
Application Number:
PCT/JP2018/030227
Publication Date:
March 07, 2019
Filing Date:
August 13, 2018
Export Citation:
Assignee:
UBE EXSYMO CO LTD (JP)
International Classes:
C01B33/18; G02F1/1339
Foreign References:
| JPH03279209A | 1991-12-10 | |||
| JPH08183610A | 1996-07-16 | |||
| JPS6389408A | 1988-04-20 | |||
| JP2014114358A | 2014-06-26 | |||
| JP2014115399A | 2014-06-26 |
Other References:
See also references of EP 3677549A4
Attorney, Agent or Firm:
ONDA, Makoto et al. (JP)
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