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Title:
MORTAR OR CONCRETE COMPOSITION AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2019/044484
Kind Code:
A1
Abstract:
A mortar or concrete composition which comprises a mortar or concrete containing 300-1000 kg/m3 of a blast furnace slag-containing cement and a set accelerating agent, said set accelerating agent comprising, per 100 parts by mass of calcium aluminate, 50-100 parts by mass of calcium sulfate anhydride, 10-30 parts by mass of aluminum sulfate, 0.1-1.0 part by mass of citric anhydride and 0.1-4.7 parts by mass of sodium aluminate. In this mortar or concrete composition, the content of the set accelerating agent is 3-20 parts by mass per 100 parts by mass of the blast furnace slag-containing cement.

Inventors:
MUROKAWA,Takamitsu (Omi Plant2209,Oaza Omi,Itoigawa-cit, Niigata 93, 〒9490393, JP)
MISHIMA,Shunichi (Omi Plant2209,Oaza Omi,Itoigawa-cit, Niigata 93, 〒9490393, JP)
IWASAKI,Masahiro (Omi Plant2209,Oaza Omi,Itoigawa-cit, Niigata 93, 〒9490393, JP)
HORI,Akihiro (Omi Plant2209,Oaza Omi,Itoigawa-cit, Niigata 93, 〒9490393, JP)
Application Number:
JP2018/030248
Publication Date:
March 07, 2019
Filing Date:
August 13, 2018
Export Citation:
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Assignee:
DENKA COMPANY LIMITED (1-1Nihonbashi-Muromachi 2-Chome, Chuo-ku Tokyo, 38, 〒1038338, JP)
International Classes:
C04B28/08; B28C7/04; C04B7/19; C04B22/08; C04B22/14; C04B24/06
Foreign References:
JPH10259047A1998-09-29
KR20070066736A2007-06-27
JPH09278510A1997-10-28
Attorney, Agent or Firm:
AXIS PATENT INTERNATIONAL (Shimbashi i-mark Bldg, 6-2 Shimbashi 2-Chome Minato-k, Tokyo 04, 〒1050004, JP)
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