C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 24/32 (2006.01) C04B 24/04 (2006.01) C04B 40/00 (2006.01) C09K 3/22 (2006.01)
Patent
CA 2743784
The use of a mixture of at least one polyol and at least one cyclohexanepolycarboxylic acid derivative for reducing or minimizing the dust emission when handling pulverulent construction chemistry products, processes for the preparation of the pulverulent construction chemistry products and hydraulically setting materials containing the mixture according to the invention are proposed.
L'invention porte sur l'utilisation d'un mélange d'au moins un polyol et d'au moins un dérivé d'acide cyclohexane polycarboxylique pour réduire ou minimiser les émissions de poussière lors de l'utilisation de produits chimiques pulvérulents pour le bâtiment, sur un procédé de fabrication des produits chimiques pulvérulents pour le bâtiment, ainsi que sur des masses pouvant subir une prise hydraulique, contenant le mélange selon l'invention.
Duerndorfer Silvia
Hoetzl Klaus-Dieter
Riedmiller Joachim
Schwarz Volker
Stohr Werner
Construction Research & Technology Gmbh
Gowling Lafleur Henderson Llp
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