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PRODUCT INFORMATION
NALSTANEÒSPU
10 June, 2007
Description
NALSTANEÒSPU system is a pure Si-acrylic copolymer based specially designed for manufacturing of sports surface coating. It exhibits excellent compatibility to cement, and can be used to formulate elastomeric medium layers, can offer high elongation with specification of good water proofing, long weatherability and strong cohesion.
Features
· Excellent cement compatibility
· Excellent water and alkaline resistance
· Wide formulating latitude
· Outstanding flexibility
· Outstanding weatherability
Typical Properties
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Polymer Type
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Si-Acrylic Copolymer based
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Appearance
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Milky Gray Paste
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Total Solids
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65.0 – 68.0%
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Brookfield Viscosity (3#/60rpm/25°C)
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15500 - 17500 cps
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pH Value at 25°C
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8.5 - 9.5
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Minimum Film Forming Temp
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5°C
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PRODUCT SAFETY INFORMATION
Read and understand the current Material Safety Data Sheet (MSDS) of this product.
STORAGE CONDITION
The product should be kept in tightly closed containers, protect from freezing and strong
heat, and it should be used within 12 months whenever possible. The recommended normal
storage temperature is between 10 - 35°C.
Comparative Data on pure film performance
NALSTANEÒSPU showed comparable or better pure film performance than the commercial acrylic coating “Competitor A” in ASTM test methods.
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NalstaneÒSPU
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Competitor coating A
(Solvent based)
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Tensile Strength (max.), N/mm2
(based on ASTM D412)*
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0.9
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0.7
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Elongation at break, %
(based on ASTM D412)*
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> 140
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> 120
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Water absorption after 24 hours, %
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3.4
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8
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Minimum filming temperature, °C
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<5
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<5
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Low temperature tolerance, °C
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-29
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-16
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* Using ASTM Die C, 1-2mm dry film thickness, crosshead speed at 500mm/min
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