Title:
ZIRCONIUM NITRIDE-BASED BLACK FILLER AND METHOD OF PRODUCING THE SAME, COATING COMPOSITION CONTAINING THE FILLER, AND COATING FILM THEREOF
Document Type and Number:
Japanese Patent JP2019104651
Kind Code:
A
Abstract:
To provide a zirconium nitride-based black filler having extremely high blackness, and a method of producing the same and the like.SOLUTION: According to the present invention, there are provided: the zirconium nitride-based black filler with extremely high blackness having a peak of lower zirconium oxide and a peak of zirconium nitride in an X-ray diffraction profile, containing zirconium nitride of 70 to 99.9% by weight, and capable of making a coating film develop extremely high blackness such as Lvalue of 15 or less, avalue of -1.0 or more and +1.0 or less, and bvalue of -1.0 or more and +1.0 or less in a Labcolor system when the coating film is formed by being blended into a paint under predetermined condition; and the method of producing the same.SELECTED DRAWING: Figure 1
Inventors:
SAWADA KATSUYA
YOKOYAMA NOBUYUKI
YOKOYAMA NOBUYUKI
Application Number:
JP2017238721A
Publication Date:
June 27, 2019
Filing Date:
December 13, 2017
Export Citation:
Assignee:
TAYCA CORP
International Classes:
C01G25/00; C09C1/00; C09D7/40; C09D161/28; C09D167/08
Attorney, Agent or Firm:
Kazuo Akaoka
Akaoka Michio
Akiko Yoshioka
Akaoka Michio
Akiko Yoshioka