耐酸性セメント材料 - Sumitomo Osaka Cement Co., Ltd.

Title:

耐酸性セメント材料

Document Type and Number:

Japanese Patent JP4825609

Kind Code:

B2

Abstract:

To provide an acid-resistant cement material which has an acid resistance required at a place contacting an acid or the like in a sewage treatment plant or the like and excellent initial strength development and long term strength development, is low-priced and excellent in workaility, and is usable for manufacturing a civil engineering or building member used for an acid resistance use.

The acid-resistant cement material comprises portland cement, blast furnace slag fine powder, and metakaolin, the proportions of which are 50-200 pts.wt. of the blast furnace slag fine powder baed on 100 pts.wt. of the portland cement and 2-10 pts.wt. of the metakaolin based on 100 pts.wt. in total of the portland cement, the blast furnace slag fine powder and the metakaolin.

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Inventors:

Akio Sugiura
Yukio Fukubayashi

Application Number:

JP2006203176A

Publication Date:

November 30, 2011

Filing Date:

July 26, 2006

Export Citation:

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Assignee:

Sumitomo Osaka Cement Co., Ltd.

International Classes:

C04B28/08; C04B7/19; C04B14/10; C04B16/06; C04B22/14; C04B28/04; E02D31/06

Domestic Patent References:

JP2004059396A
JP2005035877A
JP2000169201A
JP2007161507A
JP2002128559A
JP2005324996A
JP61281057A
JP3265549A
JP10167782A
JP2007084420A

Attorney, Agent or Firm:

Noboru Fujimoto
Seiichi Yakumaru
Hiroaki Nakatani

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