UCAR Latex 455

Starting Point Formulation

UCAR Latex 455

Low-Temperature Bake, White Primer Formulation Suggestion LP-3789
Ingredients	Pounds	Gallons
Pigment Grind
Water	175.0	21.0
CELLOSIZE™ QP-4400 Hydroxyethyl Cellulose	1.5	0.2
Preservative⁽¹⁾	1.0	0.1
Dispersant⁽²⁾	6.0	0.7
Potassium Tripolyphosphate (KTPP)	1.0	0.1
Butyl CELLOSOLVE™ Solvent	12.0	1.4
Antifoam⁽³⁾	1.0	0.1
Titanium Dioxide⁽⁴⁾	100.0	3.0
Silica⁽⁵⁾	100.0	4.5
Corrosion Inhibitive Pigment⁽⁶⁾	75.0	2.2
Mica, 325 Mesh	25.0	1.1
Ammonium Hydroxide, 28% Aqueous Solution	4.0	0.5
Letdown
UCAR™ Vehicle 455	400.0	45.0
Ammonium Hydroxide, 28% Aqueous Solution	5.0	0.6
Water-Soluble Alkyd⁽⁷⁾	60.0	6.8
Drier⁽⁸⁾	1.0	0.1
Drier⁽⁹⁾	0.2	-
Drier⁽¹⁰⁾	0.5	-
Water	104.1	12.5
Antifoam⁽³⁾	1.0	0.1

Total:	1073.3	100.0
Suppliers: ⁽¹⁾ Merbac 35 (Merck) or equivalent ⁽²⁾ Tamol 850 (Rohm and Haas) or equivalent ⁽³⁾ Foamaster R (Diamond Shamrock) or equivalent ⁽⁴⁾ Ti-Pure R-900 (DuPont) or equivalent ⁽⁵⁾ Gold R (Tamms Industries) or equivalent ⁽⁶⁾ Nalzin SC-1 (NL Industries) or equivalent ⁽⁷⁾ Aquamac 1085 (McWhorter Chemical) or equivalent ⁽⁸⁾ Aquacat (Ultra Adhesive) or equivalent ⁽⁹⁾ Magnacat (Ultra Adhesive) or equivalent ⁽¹⁰⁾ Zirco 6% (Interstab) or equivalent

Procedure
Charge the grind components into a mixer under agitation. Disperse in a high-speed mill and add the letdown ingredients under slow agitation.

Paint Properties
Pigment Volume Concentration, %	31.4
Viscosity, #4 Ford cup, sec	40-50
pH	7.5-8.0
Weight per Gallon, lb	10.7
Pigment/Binder Ratio	1.35/1.0
Total Solids, % by Weight	49.0

Application
Bake 5 to 10 minutes at 275°F

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