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GENERAL PRODUCT DESCRIPTION
CAPA® 2054 is a standard grade low molecular weight, linear polyester diol derived from caprolactone monomer, terminated by primary hydroxyl groups. It has a molecular weight of 550 and a typical hydroxyl value of 204 mg KOH/g.
It is a liquid at normal ambient temperatures.
CAPA® 2054 can be used in polyurethane adhesive, surface coating and flexible foam applications and as a resin intermediate.
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TYPICAL PROPERTIES
| Physical Form |
Colourless liquid or white paste
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| Mean Molecular Weight |
550
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| Melting Point |
18°C-23°C
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| Hydroxyl Value |
204 mg KOH/g
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| Acid Value |
<0.25 mg KOH/g
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| Water Content |
<0.02%
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| Viscosity at 60°C |
60 mPa.s
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DENSITIES
The typical specific gravity (SG) of the material, measured at 55°C c.f. water at 20oC, is 1.073.
SOLUBILITY PARAMETERS
The solubility parameter (δ) is 9.34 – 9.43 (cal/cm3)½.
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