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Patent Searching and Data


Title:
CEMENT CLINKER AND CEMENT
Document Type and Number:
Japanese Patent JP2010037172
Kind Code:
A
Abstract:

To provide cement clinker having high sulfate resistance and low self-shrinking property, which can be obtained by only adjusting the blending ratios of normal materials used for producing cement clinker.

In the cement clinker, the content of alite is 5-85 mass% and the content of belite is 5-85 mass%, each value is calculated by Bogue's equation, and the total content of an aluminate phase and a ferrite phase is 1-10 mass%. It is preferable that, in the cement clinker, the silica modulus is 4.0 mass% and the ratio of the residue after salicylic acid-methanol treatment is 10 mass%.


Inventors:
ICHINOTSUBO YUKITERU
Application Number:
JP2008204414A
Publication Date:
February 18, 2010
Filing Date:
August 07, 2008
Export Citation:
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Assignee:
TAIHEIYO CEMENT CORP
International Classes:
C04B7/345
Domestic Patent References:
JP2004338983A2004-12-02
JPH07144941A1995-06-06
JPH0848548A1996-02-20
JPH08259286A1996-10-08
JPH05213653A1993-08-24
JPS62167240A1987-07-23
Attorney, Agent or Firm:
Naoyuki Koda
Shuichi Kitamura