technical data sheet | HER

1,3-Bis(2-hydroxyethyl)resorcinal (HER)
CAS Number: 102-40-9
Empirical Formula: C₁₀H₁₄O₂

General Description

HER (hydroxyethyl resorcinal) is an aromatic diol chain extender of polyurethane pre-polymers. HER exhibits good compatibility with MDI and MDI prepolymers and is used in cast polyurethane and TPU applications. HER exhibits the characteristic of super-cooling and is less prone to solidification or precipitation vs HQEE (hydroquinone-bis-hydroxyethyl ether).

HER is a di-functional, aromatic diol with the chemical structure shown below:

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