LOW HEAT GENERATION/LOW SELF SHRINKAGE TYPE CEMENT COMPOSITION

摘要

PROBLEM TO BE SOLVED: To obtain a low heat generation/low self shrinkage type cement composition having low hydration heat and self shrinkage causing the crack of a cement structure.;SOLUTION: The low heat generation/low self shrinkage type cement composition consists of a bonding material containing low-exothermic Portland cement, a hydrolyzable tannin compound and a gluconate salt.;COPYRIGHT: (C)2002,JPO