Title:
Cement composition
Document Type and Number:
Japanese Patent JP6102993
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a cement composition capable of reconciling reduction of discharge of COwith strength development.SOLUTION: A cement composition has: a 100 pts. wt. binding material (B) having 5-30 pts. wt. cement, 0-20 pts. wt. silica fume, 0-50 pts. wt. fly ash and 42-75 pts. wt. blast-furnace slag; water (W) equivalent to a unit water content of 80-185 kg/m; an aggregate (A); and a chemical admixture (AD).
Inventors:
Katsuro Iriya
Ryo Niimura
Takenori
Toshimitsu Kobayashi
Kenichi Ichinose
Ryo Niimura
Takenori
Toshimitsu Kobayashi
Kenichi Ichinose
Application Number:
JP2015140259A
Publication Date:
March 29, 2017
Filing Date:
July 14, 2015
Export Citation:
Assignee:
Obayashi Corporation
International Classes:
C04B28/02; C04B14/28; C04B18/08; C04B18/14; C04B22/14; C04B24/12
Domestic Patent References:
| JP10152364A | ||||
| JP11079822A | ||||
| JP3183647A | ||||
| JP2133358A | ||||
| JP2009067652A | ||||
| JP2010285292A | ||||
| JP2004203733A |
Other References:
WBCSDセメント産業部会 気候変動防止作業部会,「セメントCO2プロトコル セメント産業向けCO2排出量算定報告基準JUNE2005バージョン2.0」,2006年 1月,p.16,URL,http://gispri.or.jp/calculation/ghg/pdf/cement_protocol_v2-j%20.pdf
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation
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