Novel copolymers, their preparation and their use as admixtures for grouts, mortars and concretes.

摘要

The subject of the invention is the random copolymers of formula I, in free acid or salt form, having the following types and numbers of monomer units: BR/ (CF DRAWING IN BOPI) BR/ BR/ where symbols have various meanings. These copolymers are used as adjuvants for cement mixes.