Etex Services Nv

Etex Building Performance International Sas

Siniat

Julien Soulhat

Ruben Bordin

Roger Arese

Cyrille Demanet

Gaël Maille

Mark Shaddick

Andrew Watkins

Yong-Sam Park

The present invention relates to fiber cement products comprising a first layer, which first layer is covered by at least one second layer, characterized in that said first layer is the top layer and the first layer material has a density of between about 0.4 and about 0.9 g/cminclusive, and at least comprises cement and between 1 wt % and 70 wt % (relative to the total dry weight of said first layer material) of a lightweight filler, and said at least one second layer is the bottom layer and covers only one of the main surfaces of the first layer, thereby forming a bi-layered fiber cement product, wherein the second layer material has a density of between about 0.9 and about 1.4 g/cminclusive, and at least comprises fibers and cement.

Fiber cement products and methods for the production thereof

Growing community of inventors

Avignon, France

Julien Soulhat