Title:
CEMENT COMPOSITION
Document Type and Number:
Japanese Patent JPH05147994
Kind Code:
A
Abstract:
PURPOSE: To provide a cement composition capable of promoting hardening of hydraulic cement by an additive free from chlorine ions.
CONSTITUTION: The objective cement composition incorporates the following hydraulic cement hardened by hydration reaction, ordinary hydraulic gypsum hardened by hydration reaction, inorganic acid salt, organic acid salt, oxide or hydroxide of iron. As the hydraulic cement, normal Portland cement, high early strength Portland cement, moderate heat Portland cement, sulfate-resisting Portland cement, fly ash cement, silica cement, blast furnace cement, and while Portland cement are shown.
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Inventors:
HORI TAKAHIRO
NAKAMURA YUJI
NAKAJIMA HIDEO
TSUCHIDA MIKIO
NAKAMURA YUJI
NAKAJIMA HIDEO
TSUCHIDA MIKIO
Application Number:
JP11499992A
Publication Date:
June 15, 1993
Filing Date:
May 07, 1992
Export Citation:
Assignee:
NISSAN CHEMICAL IND LTD
International Classes:
C04B28/02; C04B28/04; (IPC1-7): C04B28/02