Detailed Product Description
1.Product name: Pentaerythrite; Pentaerythritol; tetramethylolmethane
Abbreviations: PER
Molecular form: C(CH2OH)4
Molecular weight: 136.15
2, CAS No.: 115-77-5 3, HS Code: 29054200 4, Type: Pentaerythritol 98% min & Pentaerythritol 95%min 5. Content of Unit pentaerythritol: min.98%
Content of OH group; min.47%
Heating decrement:max.0.5
Ash content: max.0.1 6.Properties:
Appearance: white crystalline powder
M.P.: 230-260oC
B.P.: 276oC
Relative Density: 1.395g/cm3
Refractive Index: 1.548
Solubility: 15oC 1g soluble in 18ml water. Soluble in ethanol, glycerin, glycol, methanamide. Insoluble in acetone, benzene, carbon tetrachloride, ether and petroleum ether etc.
White crystal powder without any visible foreign matters. Soluble in water, slightly soluted 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.
7.Application: Pentaerythritol is 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
8.Specification Re: Pentaerythritol 98% Appearance: White crystal power or particles Specification: Content: 98%min Hydroxyl value: 49% min Heat Loss: 0.2% max Ash: 0.05% max Phthalic Color: 1 Re: Pentaerythritol 95% Appearance: White crystal powder or particles Specification: Mono-PE: 95.0%min Hydroxyl value: 48%min Moisture: 0.5%max Ash: 0.1%max Chromaticity: 2
9.Packing: 25 kg/bag, 20MT /20FCL