| Producut |
Methyl methacrylate |
| Abbreviation |
MMA |
| Main Applications |
Acrylic board, molding compound, coating compounds |
| Existing Chemical Substance No. |
（2）-1036 |
| Properties |
| 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 |