Patent ID: 9528002
Filing Date: 2016-12-27
CPC Classification: C08J,C08K,C08L,E06B,Y10T

Claim Text:
1. A process for manufacturing a composite material comprising mineral fibres and at least one vinyl chloride polymer comprising immersing the mineral fibres in a hydrosol of said polymer in order to obtain mineral fibres coated with said hydrosol followed by drying and gelling of said hydrosol coated on the mineral fibres, wherein the hydrosol does not contain an organic solvent, and the hydrosol is a fluid and colloidal system having a dispersed phase and a continuous phase, the dispersed phase comprising the vinyl chloride polymer and the continuous phase is water, and the hydrosol comprises 15 wt. % to less than 40 wt. % of the vinyl chloride polymer.