Pentaerythritol

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Pentaerythritol
Posting date : Jul 27, 2010
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29-
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Product name: Pentaerythrite; Pentaerythritol Abbreviations: PER CAS No.: [115-77-5] Molecular form: C(CH2OH)4 Molecular weight: 136.15 Quality index: White crystalline or powder Assay,%: ≥98.0% Melting point,℃: 261~262 ℃ Boiling point,℃: 276℃ Relative density: 1.395g/cm3 Refractive index: 1.548 Solubility: At 15°C ,1g soluble in 18ml water. Slightly soluble in ethanol, is not soluble in benzene, ether and petroleum ether. Stability: Stable in the air, difficult-absorbent. Other physical and chemical properties: Slightly sweet, non-toxic. Preparation method:Acetaldehyde and formaldehyde in alkaline conditions after the condensation with hydrogen reduction or with formaldehyde in alkali reaction conditions. Package and Storage:In woven bags, lined with plastic film bags of 25kg net each. Stored in dry, clean, ventilated warehouse. Usage: Used for the production of alkyd resins and patints. Also is the main material of synthetic lubricants, plasticizers, surfactants and explosives.

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