配方类型:

PAINT AND VARNISH

配方说明:

Automobile Undercoatings

配方组成:

VM & P Naphtha/100
FF Wood Rosin/5
"LX-767" Solvent/50
"Nebony" 60/95

配制方法:

Melt the "Nebony" 60 and rosin at 350'F. Reduce first with the "LX-767" Solvent and finally with the VM 7 P Naphtha. This would yield a vehicle with 40% Solids. Pigments must be mixed in while the vehicle is still warm.
The usual pigments and fillers are short-fiber asbestos, asbestine, whiting, and small amounts of carbon black.