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GENERAL PRODUCT DESCRIPTION
CAPA® 2203A is a premium grade linear polycaprolactone diol. It has a molecular weight of 2000 and a typical OH value of 56 mg KOH/g.
The product has been specially developed to produce high performance cast or thermoplastic elastomers. It offers improved properties over elastomers made from standard CAPA® materials of better prepolymer stability and improved hydrolysis resistance.
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TYPICAL PROPERTIES
| Physical Form |
White waxy solid
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| Mean Molecular Weight |
2000
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| Melting Point |
40°C-50°C
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| Hydroxyl Value |
56 mg KOH/g
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| Acid Value |
<0.05mg KOH/g
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| Water Content |
<0.02%
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| Viscosity at 60°C |
460 mPa.s
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DENSITIES
The typical specific gravity (SG) of the material, measured at 55oC c.f. water at 20oC, is 1.071.
SOLUBILITY PARAMETERS
The solubility parameter (δ) is 9.34 - 9.43 (cal/cm3)½.
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