Name:  Pentaerythrite

Molecular formula:  C (CH₂OH) ₄

Molecular weight:   136.15

Physical and Chemical property  Melting point: 261 ~ 262 ° c  boiling point : 276 ℃ relative density: 1.395 g/cm3   refractive index: 1.548   solubility: 15 degrees 18ml soluble in water 1g.   Soluble in ethanol, glycerin, glycol, armour. Insoluble in acetone, benzene, carbon tetrachloride, ether and petroleum ether, etc. Stability: the air is very stable, bibulous

Specification 98 single-season 92 single-season 90 single-season double-season

  Appearance White crystalline or powder

  

Storage and transportation:   keep dry, clean and stock in the warehouse

Usage:   Used in the manufacture of alkyd resin and paint, manufacturing plastic stabilizers and plasticizer, and used in the manufacture of four nitro pentaeruthritol detonating explosives etc, also in aviation for lubricating preparation

Production technology:   Acetaldehyde and formaldehyde in alkaline conditions after the condensation with hydrogen reduction or with formaldehyde in alkali reaction conditions

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