Methyl methacrylate

Producut Methyl methacrylate
Abbreviation MMA
Main Applications Acrylic board, molding compound, coating compounds
Existing Chemical Substance No. (2)-1036
Molecular Weight 100
Appearance Colorless transparent liquid
Odor Pungent odor
Refractive Index (25℃) 1.4118~1.4125
Specific Gravity (liquid 25℃/4℃)  
Boiling Point (℃ 760mmHg) 101
Freezing Point (℃ 760mmHg) -48
Flash Point 11(Tagliabue (Tag) Closed Cup)
Ignition Temperature (℃) 421
Flammability Limits (vol%) 2.1~12.5
Vapour Pressure (mmHg 25℃) 3200Pa 24mHg(10℃)
10799Pa 81mmHg(60℃)
Viscosity (CP 25℃) 0.569
Solubility 1.59wt% (20℃) in water
Stability & Reactivity Polymerize under sunlight and heat
Classification of Hazard
Classification Inflammable liquid
Hazardous Inflammable liquid
Harmful Long contact with the skin causes delipidization and drying, resulting in cracks.
May cause allergic reaction or eczema on the skin or the mucous membrane of mouth, possibly with inflammation of the nails. May sensitize the air passage or the skin.
Product Standard
Color Number (APHA) 5 or less
Specific Gravity (20/4℃) 0.942~0.946
Free Acid (wt% HBA equivalent) 0.005 or less
Purity (wt%) No less than 98.0
Water Content (wt%) 0.05 or less
Polymerization Inhibitor (ppm standard) TOPANOL5,TOPANOL10,MEHQ3