Title:
土壌舗装材料
Document Type and Number:
Japanese Patent JP6893425
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a soil pavement material with rapid hardening and excellent resistance to frost damage, and excellent impact absorption properties.SOLUTION: (1) A soil pavement material comprising a calcium aluminate, gypsum, rubber chips, and soil having a vitrification rate of 70% or more, a CaO/AlOmolar ratio of 1.0 to 2.7, impurities of 15% or less, and a Blaine specific surface area of 3000 cm/g or more; (2) a soil pavement material such as (1) further comprising a calcium silicate; (3) a soil pavement material such as (1) or (2) further comprising an alkaline earth metal hydroxide.SELECTED DRAWING: None
Inventors:
Isao Terashima
Takashi Sasaki
Kasahara Misato
Takashi Sasaki
Kasahara Misato
Application Number:
JP2017039599A
Publication Date:
June 23, 2021
Filing Date:
March 02, 2017
Export Citation:
Assignee:
Denka Co., Ltd.
International Classes:
E01C7/04; C04B22/06; C04B22/08; C04B22/14; C04B28/02
Domestic Patent References:
| JP2010065158A | ||||
| JP2004210557A | ||||
| JP2014202646A | ||||
| JP2008239693A | ||||
| JP2005154735A |
Foreign References:
| US20110103889 |
Attorney, Agent or Firm:
Masahiro Taguchi