Title:
道路補修材
Document Type and Number:
Japanese Patent JP6924632
Kind Code:
B2
Abstract:
To provide a road repairing material which has rapid hardening property, excellent strength development in a short period of time, and good long-term stability.SOLUTION: (1) The road repairing material includes a cement, calcium aluminate having a vitrification rate of 70% or more, a CaO/AlOmolar ratio of 1.5 to 2.3, and a Blaine specific surface area of 3000 cm/g or more, gypsum, alkaline earth metal hydroxide, a plasticizer, a premixed material comprising inorganic fine powder and an aggregate, and a polymer latex. (2) A repairing method is characterized in providing a partition in one bag in which the premixed material and the polymer latex of (1) are separately filled, mixing the premixed material and the polymer latex by removing the partition immediately before using, and filling the material in a repair spot of a road.SELECTED DRAWING: None
Inventors:
Isao Terashima
Kasahara Misato
Seiichi Terasaki
Takashi Sasaki
Kasahara Misato
Seiichi Terasaki
Takashi Sasaki
Application Number:
JP2017130018A
Publication Date:
August 25, 2021
Filing Date:
July 03, 2017
Export Citation:
Assignee:
Denka Co., Ltd.
International Classes:
C04B28/04; C04B22/06; C04B22/08; C04B22/14; C04B24/26; E01C23/00
Domestic Patent References:
| JP2017057609A | ||||
| JP2005082434A | ||||
| JP2011025424A |
Attorney, Agent or Firm:
Masahiro Taguchi