C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 18/62 (2006.01) C08G 18/70 (2006.01) C09D 175/04 (2006.01)
Patent
CA 2281643
The invention concerns a composition used in particular for coating factory floors and exterior surfaces. Said composition is characterised in that it comprises in successive or simultaneous addition: an aqueous phase comprising a dispersion of polyol with a glass temperature (t¿g?) between -50 and +40 ·C; an isocyanate sub-composition already or to be emulsified. The invention is applicable as coating for mineral supports with variable porosity such as concrete, mortar, frontage coatings, gypsum plaster, stone... .
La présente invention a pour objet une composition utile notamment pour revêtements de sols industriels et revêtements extérieurs. Cette composition se définit en ce qu'elle comporte pour addition successive ou simultanée: une phase aqueuse comportant une dispersion de polyol dont la température de transition vitreuse (tg) est comprise entre -50 et +40 ~C; une sous- composition isocyanate déjà ou à mettre en émulsion. Application comme revêtements de supports minéraux de porosité variable: dont les bétons, mortiers, enduits de façade, plâtre, pierre....
Frouin Laurent
Jeannette Thierry
Nabavi Minou
Prat Evelyne
Rhodia Chimie
Robic
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