RAPID HARDENING CEMENT

RAPID HARDENING CEMENT

Provided is a rapid hardening cement in which a long setting and hardening time is secured in a low-temperature environment. The rapid hardening cement comprises: (A) a surface-premodified cement with a polycarboxylic acid-based water-reducing agent as a modifier; (B) a rapid hardening agent compris...

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Hauptverfasser: NANASAWA,Akira, KAWAUCHI,Toshio, NISHIOKA,Asaaki, IWANAMI,Kazuhide, MORI,Taiichiro, YOSHINO,Ryoetsu, YAMAMOTO,Kenji, SHIRAI,Kentaro, MATSUMOTO,Masao
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
PERFORMING OPERATIONS
PREPARING CLAY
PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL,e.g. PLASTER
REFRACTORIES
SLAG
TRANSPORTING
TREATMENT OF NATURAL STONE
WORKING CEMENT, CLAY, OR STONE
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creator NANASAWA,Akira
KAWAUCHI,Toshio
NISHIOKA,Asaaki
IWANAMI,Kazuhide
MORI,Taiichiro
YOSHINO,Ryoetsu
YAMAMOTO,Kenji
SHIRAI,Kentaro
MATSUMOTO,Masao
description Provided is a rapid hardening cement in which a long setting and hardening time is secured in a low-temperature environment. The rapid hardening cement comprises: (A) a surface-premodified cement with a polycarboxylic acid-based water-reducing agent as a modifier; (B) a rapid hardening agent comprising calcium aluminate and gypsum; and (C) a setting modifier.
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subjects ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
PERFORMING OPERATIONS
PREPARING CLAY
PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL,e.g. PLASTER
REFRACTORIES
SLAG
TRANSPORTING
TREATMENT OF NATURAL STONE
WORKING CEMENT, CLAY, OR STONE
title RAPID HARDENING CEMENT
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