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TECHNICAL DATA SHEET
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THEMECOAT POLYPRIME U
Aromatic Polyurethane Primer

PRODUCT DESCRIPTION TECHNICAL DATA (Based on Draw Down Films)
Themecoat Polyprime U is a two component, high solids,
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liquid applied primer with unique penetrating characteristics. Coverage Rate 1 gal/300 sqft (0.14l/m )
2
FEATURES Mixing Ratio by Volume 1A:1B
• Fast Re-coat Pot Life at 75ºF (24ºC), 50% 60-90 minutes
• High Solids RH
• Low Odor Dry Film Thickness per Coat 5 ±1 mils
• Low Viscosity 127 ±25 microns
Specfic Gravity
Side-A 1.22
TYPICAL USES Side-B 0.98
• Intercoat Adhesion primer for existing Urethane System Total Solids by Weight, 97.8%
only ASTM D-2369
Total Solids by Volume, 97.7%
ASTM D-2697
PACKAGING
2-gallon kit: 1 gallon (3.78 liter) can of Side-A and 1 gallon Viscosity cps at 75ºF (24ºC) 500 ± 100
(3.78 liter) can of Side-B VOC, ASTM D-2369-81 0.21 lbs/gal
10-gallon kit: 5 gallon (18.9 liter) pail of Side-A and 5 gallon 25 gm/liter
(18.9 liter) pail of Side-B

COLORS
Side-A: Black, Side-B: White.

MIXING solvent, as permitted under local regulations, immediately
The volume mixing ratio is 1 part Side-A to 1 part Side-B. after use.
Themecoat Polyprime U Side-A and Side-B should be
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thoroughly agitated prior to mixing to ensure a homogeneous STORAGE
material. Themecoat Polyprime U must always be mixed with Themecoat Polyprime U has a shelf life of one (1) year from
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one part Side-A and one part Side-B (Side-A: Side-B = 1:1). The date of manufacture in original, factory-sealed contain- ers
combined components should be thoroughly mixed using a when stored indoors at a temperature between 60-95°F (15-
mechanical mixer at slow speed
35°C).
Do not store outside.
APPLICATION
Themecoat Polyprime U should be applied at the rate of 1
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gallon (mixture of Side-A & Side-B)/300 sqft (0.14 liters/m²). LIMITATIONS
Coverage rate will depend on surface roughness and porosity. Themecoat Polyprime U should be coated within 12 hours
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It can be applied using an airless sprayer, brush, or phenolic after it has become tack free.
resin core roller. Do not allow the material to puddle. Not UV stable.
Allow Themecoat Polyprime U to become tack free before Surfaces must be dry, clean and free of foreign matter.
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applying the coating. Approximate tack free time is 2-4 hours
at 75°F (24°C) and 50% relative humidity. Containers that have been opened must be used as soon as
possible.
Recommended surface temperature should be greater than
50°F (10°C) and at least 5°F (3°C) above the dew point. Themecoat Polyprime U is difficult to clean up after it has
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cured.
Polyprime U is very sensitive to heat and moisture. Higher
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temperatures and/or high humidity will significantly accelerate Do not dilute Themecoat Polyprime U.
the cure time and pot life. Use caution in batch sizes and Mix no more material than can be used within 20 minutes.
thickness of application.
Low temperature and/or low humidity extend the cure time.
WARNING
This product contains Isocyanate.
EQUIPMENT CLEANUP
Equipment should be cleaned with an environmentally safe

POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363
info@polycoatusa.com | www.polycoatusa.com