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GENERAL PRODUCT DESCRIPTION
CAPA® 3050 is a low molecular weight polyester triol terminated by primary hydroxyl groups. It has a molecular weight of 540 and a typical OH value of 310 mg KOH/g.
This product is a clear, colourless liquid, easy to process at ordinary temperatures. CAPA® 3050 can be used as a dispersion medium for 'liquid colours' in surface coatings and in rigid PU castings, particularly for clear, light-stable materials.
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TYPICAL PROPERTIES
| Physical Form |
Colourless liquid
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| Mean Molecular Weight |
540
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| Melting Point |
0°C-10°C
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| Hydroxyl Value |
310 mg KOH/g
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| Acid Value |
<1.0 mg KOH/g
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Water Content
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<0.02%
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Viscosity at 60°C
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160 mPa.s
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DENSITIES
The typical specific gravity (SG) of the material, measured at 55°C c.f. water at 20°C, is 1.072.
SOLUBILITY PARAMETERS
The solubility parameter (δ) is 9.34 – 9.43 (cal/cm3)½.
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