n-Butyl methacrylate (N-BMA)
| Abbreviation | n-BMA |
|---|---|
| Plant | Niigata |
| Main Applications | Coating compounds, Printing ink, fiber |
| Existing Chemical Substance No. | (2)-1039 |
Properties
| Molecular Weight | 142 |
|---|---|
| Appearance | Colorless transparent liquid |
| Odor | － |
| Refractive Index (25℃) | 1.4220 |
| Boiling Point (℃ 760mmHg) | 164 |
| Freezing Point (℃ 760mmHg) | -60 or less |
| Flash Point (℃) | 50.5 (Tagliabue (Tag) Closed Cup) |
| Ignition Temperature (℃) | No data |
| Flammability Limits/Range (vol%) | 2～8 |
| Vapour Pressure | 2626Pa 19.7mmHg （63℃） |
| Viscosity (CP 25℃) | 0.857 |
| Solubility | Soluble in organic solvent Hardly soluble in water |
| Stability& Reactivity |
Polymerize under sunlight and heat |
Applicable Laws
| Industrial Safety and Health Law | Hazardous material, inflammable substance |
|---|---|
| High Pressure Gas | － |
| Fire Service Law | Class 4 Petroleum No.2 |
| Poisonous and Deleterious Substances Control Law | － |
| Law on the Prevention of Marine Pollution and Maritime Disaster | Hazardous fluid class D |
| Ship Safety Law | Hazardous material, inflammable liquids |
| Civil Aeronautics Law | Explosives, inflammable liquid |
| Other Major Applicable Laws | － |
Classification of Hazard
| Classification | Inflammable liquid |
|---|---|
| Hazardous | Fairly inflammable liquid |
| Harmful | Long contact with the skin causes delipidization and drying, resulting in cracks.; EEC (R43) specified sensitizing agent. |
Product Standard
| Color Number (APHA) | 20 or less |
|---|---|
| Specific Gravity (20/4℃) | 0.893～0.897 |
| Free Acid (%) | 0.005 or less |
| Purity (%) | No less than 99.0 |
| Water Content (%) | 0.1 or less |
| Polymerization Inhibitor (ppm standard) | MEHQ25, HQ100 |
Inquiries Concerning Products
Green Energy & Chemicals Business Sector
C1 Chemicals Division
Organic Chemicals Department
TEL：+81-3-3283-4788 / FAX：+81-3-3214-0930