C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 28/02 (2006.01) B28B 3/12 (2006.01) B28B 5/02 (2006.01) B28B 5/04 (2006.01) B28B 11/00 (2006.01) B28B 11/10 (2006.01) B28B 13/02 (2006.01) C04B 14/12 (2006.01)
Patent
CA 2179173
An article comprising a hydrated matrix containing 100 parts by weight of cement and around 80-120 and preferably around 100 parts by weight of sand with a grain size of less thant 1 mm, and alkali-resistant reinforcing glass fibres in a proportion of around 3-4 wt %, preferably 3.5 wt %, relative to the hydrated matrix, said article having a density no greater than 1.85. The article may be used as a covering panel for buildings, and particularly as an imitation slate covering panel.
Cet article comprend une matrice hydratée qui contient 100 parties en poids de ciment et 80 à 120 parties en poids environ, de préférence environ 100 parties en poids, de sable de granulométrie inférieure à 1 mm, et des fibres de verre alcali-résistantes de renforcement, présentes dans une proportion de 3 à 4 % en poids environ, de préférence d'environ 3,5 % en poids, par rapport à la matrice hydratée, l'article ayant une densité au plus égale à 1,85. Application aux éléments de revêtement de bâtiment, en particulier aux plaques de couverture imitant l'ardoise.
Champomier Claude
Soukatchoff Pascal
Materiaux de Construction International
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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