配方类型:

PAINT AND VARNISH

配方说明:

Anti-Corrosive Paint for Ship Bottom U.S. Military Specification
MIL-P-19450-Ships

配方组成:

Alkali Refined Linseed Oil/42 lb/100 gal
Varnish
Diatomaceous Silica/75 lb/100 gal
Lampblack/10 lb/100 gal
R-29 "Neville" Resin-10'/93
Xylene/243 lb/100 gal
Turpentine/81 lb/100 gal
Venetian Red/50 lb/100 gal
Varnish/640 lb/100 gal
Lead Linoleate (Solid)/5 lb/100 gal
Mica/75 lb/100 gal
Phenolic Resin/134 lb/100 gal
Zinc Chromate/297 lb/100 gal
R-12-A "Neville" Resin/134 lb/100 gal
Xylene/20 lb/100 gal
Tung Oil/84 lb/100 gal

配制方法:

Mix lead linoleate to a thin paste with a small amount of the varnish ingredients (about 1 gallon). Add the thin paste to about half of the total varnish and then add pigments. Mix and grind on roller mill, or charge all ingredients into steel-ball or pebble mill and rotate until required fineness of grind is obtained.
To prepare varnish: Heat the R-12-A "Neville" Resin, phenolic resin, tung oil, and linseed oil to 460'F in 45 to 50 minutes. Hold at 460'f for 20 minutes. Pull from fire and add R-29 "Neville" Resin-10', and stir. Cool to 275'F and thin. The varnish shall have a viscosity of B-C (Gardner-Holdt), nonvolatile 59-61% an weight of not less than 8.1 pounds to gallon.