Title:
遮熱材、遮熱組成物、遮熱膜および遮熱建材
Document Type and Number:
Japanese Patent JP6844921
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a black, heat-insulating material which is inexpensive and is excellent in a heat-insulating property.SOLUTION: A heat-insulating material comprises a petroleum coke pulverized product with a volatile content of 4-20 mass%. Preferably, the heat-insulating material comprises the petroleum coke pulverized product with a sulfur content of 0.1-12 mass%. The heat-insulating material comprises the petroleum coke pulverized product with a true density of 1.2-2.0 g/cm. The heat-insulating material comprises the petroleum coke pulverized product with lightness of 25 or lower and a reflection index of 10% or higher in a wavelength of 2000 nm. The heat-insulating material comprises the petroleum coke pulverized product made of a processed product by drying a residue of a thermal decomposition treatment of a row oil for thermal decomposition at 50-500°C.SELECTED DRAWING: None
Inventors:
Mutsumi Shimabata
Yoshihiro Iizuka
Kazuhiko Hagiwara
Keita Takahashi
Kenji Nagai
Katsuya Watanabe
Yoshihiro Iizuka
Kazuhiko Hagiwara
Keita Takahashi
Kenji Nagai
Katsuya Watanabe
Application Number:
JP2016213489A
Publication Date:
March 17, 2021
Filing Date:
October 31, 2016
Export Citation:
Assignee:
Cosmo Oil Co., Ltd.
International Classes:
A62C2/00; E04B1/76
Domestic Patent References:
| JP2016124917A | ||||
| JP2012512917A | ||||
| JP51103101A | ||||
| JP2004204086A |
Attorney, Agent or Firm:
Patent Business Corporation Ashitaba International Patent Office