Stepanpol® PHN-56 by Stepan Company is 1,6-hexanediol-neopentyl glycol-phthalic anhydride-based polyester polyol. It exhibits excellent hydrolysis resistance, good thermal stability and low polyol viscosity. It may promote adhesion to a variety of metal and plastic substrates. It has very good dispersion characteristics in polyurethane dispersion applications. In reactive hot melt adhesives, Stepanpol® PHN-56 provides extended open time and good green strength. Complies with TSCA and ECL.
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Stepanpol® PHN-56 properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Acid Value | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Amine Hydrogen Equivalent Weight (AHEW) | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| Hydroxyl Value | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Water Content | 0.0 Visible After Login | Visible After Login | Visible After Login |