A new water-repellent agent for gypsum-based drymix mortars

1 Introduction

Builders appreciate gypsum-based construction materials for more than just economic and environmental reasons – they also value their favorable processing characteristics, as well as the physical and biological properties they exhibit in construction applications. These materials, for instance – especially plasters that use gypsum as a binder – create a comfortable indoor climate, because they regulate interior humidity and always feel pleasantly warm and dry to the touch.

Set gypsum has two weaknesses that limit its potential applications, however: it has relatively poor...

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