2-Hydroxyethyl methacrylate (2-HEMA)
| Abbreviation | 2-HEMA |
|---|---|
| Main Applications | Coating compounds, photosensitive resins, contact lens |
| Existing Chemical Substance No. | (2)-1044 |
Properties
| Molecular Weight | 130 |
|---|---|
| Appearance | Colorless transparent liquid |
| Odor | Aromatic odor |
| Refractive Index (25℃) | 1.451 |
| Boiling Point (℃ 760mmHg) | 205 |
| Freezing Point (℃ 760mmHg) | -12 |
| Flash Point (℃) | 107 (Cleveland open-cup flash test) |
| Ignition Temperature (℃) | No data |
| Flammability Limits/ Ranges (vol%) | No data |
| Vapour Pressure | No data |
| Viscosity (CP 25℃) | 6.1 |
| Solubility | Readily soluble in water |
| Stability& Reactivity |
Polymerize under sunlight and heat |
Applicable Laws
| Industrial Safety and Health Law | Sensitizing Chemical Substances |
|---|---|
| High Pressure Gas | － |
| Fire Service Law | Class 4 Petroleum No.3, soluble in water |
| Poisonous and Deleterious Substances Control Law | － |
| Law on the Prevention of Marine Pollution and Maritime Disaster | － |
| Ship Safety Law | － |
| Civil Aeronautics Law | － |
| Other Major Applicable Laws | － |
Classification of Hazard
| Classification | Classification standard not applicable |
|---|---|
| Hazardous | Inflammable liquid when heated |
| Harmful | Irritable to the skin and the mucosa. Sensitized effect. |
Product Standard
| Color Number (APHA) | 30 or less |
|---|---|
| Specific Gravity (20/4℃) | 1.072～1.076 |
| Free Acid (%) | 1.0 or less |
| Purity (%) | No less than 97.0 |
| Water Content (%) | 0.3 or less |
| Polymerization Inhibitor (ppm standard) | MEHQ50 |
Inquiries Concerning Products
Green Energy & Chemicals Business Sector
C1 Chemicals Division
Organic Chemicals Department
TEL：+81-3-3283-4788 / FAX：+81-3-3214-0930