Neopentylglycol

Producut Neopentylglycol
Abbreviation NPG(melt) 90%NPG NPG(flake)
Main Applications Alkyd resin paint, polyester resin, powdered paint
Existing Chemical Substance No. 2-240
Properties
Molecular Weight 104.15
Appearance Colorless transparent liquid Colorless transparent water solution White flakes
Specific Gravity (30℃) No data 0.978(40℃) 1.047
Boiling Point (℃) 211 - 211
Freezing Point (℃) 129~130 38(slurry at 30℃) 129~130
Flash Point (℃) 152 No data 152(open-cup flash test
Ignition Temperature (℃)

399

No data 399
Dust Explosion: Lower Explosive Limit
Solubility Readily soluble in water
Stability & Reactivity Stable
Classification of Hazard
  NPG(melt) 90%NPG NPG(flake)
Classification Classification standard not applicable
Hazardous Not specially hazardous
Harmful Not specially harmful
Product Standard
  NPG(melt) 90%NPG NPG(flake)
Color (Hazen) 30 or less 15 or less 20 or less
Ester Content (wt%) 1.0 or less 0.9 or less 1.0 or less
Aldehyde Content (wt%) 0.50 or less 0.45 or less 0.5 or less
Melting Point (℃) No less than 126.0  No less than 126.0
Hydroxyl Group (wt%)
Purity (wt%) 89.5~90.5
Water Content (wt%) 0.50 or less 9.5~10.5 0.50 or less
Ash Content (wt%)
Acidity (wt% as formic acid) 0.040 or less 0.040 or less 0.040 or less
Phthalic Acid Color Scale 2 or less 2 or less