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Patent Searching and Data


Title:
CONCRETE COMPOSITION AND CURED CONCRETE OBJECT
Document Type and Number:
WIPO Patent Application WO/2017/221737
Kind Code:
A1
Abstract:
Provided are: a highly flowable concrete composition which is highly unsusceptible to material separation such as separation of materials such as aggregates and separation of a fine black powder; and a cured concrete object obtained by curing the concrete composition. The concrete composition comprises a binder, water, a fine aggregate, a coarse aggregate, and an admixture, wherein the proportion of the water to the binder is 30-70 mass%, the slump flow value is 35-80 cm, the binder contains portland cement in a proportion of 20 mass% or greater, and the admixture, which comprises a combination of three or four specific ingredients, is contained in an amount of 0.05-0.5 parts by mass per 100 parts by mass of the binder.

Inventors:
MORITA Atsushi (2-5 Minato-machi, Gamagori-sh, Aichi 11, 〒4438611, JP)
TAMAKI Shinji (2-5 Minato-machi, Gamagori-sh, Aichi 11, 〒4438611, JP)
YAMAZAKI Miki (2-5 Minato-machi, Gamagori-sh, Aichi 11, 〒4438611, JP)
Application Number:
JP2017/021422
Publication Date:
December 28, 2017
Filing Date:
June 09, 2017
Export Citation:
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Assignee:
TAKEMOTO YUSHI KABUSHIKI KAISHA (2-5 Minato-machi, Gamagori-shi Aichi, 11, 〒4438611, JP)
International Classes:
C04B28/04; C04B18/08; C04B18/14; C04B24/26; C04B24/32; C08F220/06; C08F222/02
Foreign References:
JP2013203636A2013-10-07
JPH08109057A1996-04-30
JP2006083001A2006-03-30
JP2014144878A2014-08-14
JP2004175651A2004-06-24
JP2003286060A2003-10-07
Attorney, Agent or Firm:
IRIYAMA Hiromasa (7th Floor, Yato Bldg. 2-8-14, Kamimaezu, Naka-ku, Nagoya-sh, Aichi 13, 〒4600013, JP)
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