C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 24/02 (2006.01) C04B 24/26 (2006.01) C04B 24/32 (2006.01) C04B 28/02 (2006.01) C04B 40/00 (2006.01)
Patent
CA 2631033
A cement additive is provided which has a good autogenous shrinkage reducing effect and reduces the viscosity of concrete, and wherein compound A, which is a polycarboxylate copolymer, and ether compounds are indispensable components.
La présente invention a trait à un additif pour ciment présentant un bon effet de réduction de retrait autogène et réduisant la viscosité du béton, et dans lequel le composé A, qui est un copolymère de polycarboxylate, et des composés d'éther sont des éléments constitutifs indispensables.
Kinoshita Takashi
Sugamata Takumi
Yaguchi Minoru
Construction Research & Technology Gmbh
Gowling Lafleur Henderson Llp
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