Pentaerythritol

A.Properties:it is a white crystalline or a little yellow crystalline.Soluble in water,slightly soduted in alcohol,dissolvable in benzene,ether and petroleum ether etc.,Esters will be formed by reaction with common organic acid;no reaction take place when it is heated with dilute caustic solution.

B.Application:It is mainly used in the manufacture of Alkyd resins,fatty acid rosin and tall oil esters and to make paint and coatings,printing ink,coating adhesives,explosives,sealants,varnish,lacquer,vinyl chloride,synthetic rubber and miscellaneous including pentaerythritol tetra nitrate(PENT),urethane coatings,flame retardant paints,polyvinyl chloride stabilizers,olefins antioxidant and pentaerythritol triacrylate.

C.Quality standard   specification

Mono-PE        Hydroxyl value     Moisture      Ash               Chromaticity

98%min           48.5%min             0.2%max      0.05%max         1

95%min            47.5%min            0.5%max      0.1%max           2

90%min            47.0%min            0.5%max      0.1%max           4