| 摘要 |
The invention concerns a gypsum plaster base board with highly improved fire resistance. Said plate has a plaster based core and is characterised in that it is provided at least on one of its surfaces, with a facing consisting of a glass fibre mat, said mat being coated, on its outer surface, with a coating composition comprising: a mineral filler, excluding calcium sulphates capabl e of being hydrated, and an organic or mineral binder. The invention also concerns a glass fibre mat coated with a coating composition comprising: a mineral filler, excluding calcium sulphates capable of being hydrated, an organic or mineral binder, a waterproofing agent. Finally, the invention concerns a method for making such a gypsum plaster base board. |
