Methyl methacrylate
| Physicochemical properties | Color Odor Status: Colorless transparent liquid with pungent odor | ||
| Toxicity: Poisoning (narcotic) | Flammability: easy to burn | ||
| Density: 0.943g/cm3 | Volatility: Volatile | ||
| Boiling point: 100.5℃ | Decomposability: Difficult to decompose | ||
| Stability: stable | Melting point: -48℃ | ||
| Acidity: Neutral | Auto-ignition point: 400℃ | ||
| Flash point: 8 ℃ | |||
| Solubility: slightly soluble in water, soluble in most organic solvents such as ethanol | |||
| Various code | CAS:80-62-6 | HS:2916140010 | EINECS: 201-297-1 |
| Uses | Mainly used as a monomer of plexiglass, also used in the manufacture of other resins, plastics, coatings, adhesives, lubricants, sizing agents for wood and cork, paper polishes, etc. | ||
| Hazard category | Class 3 flammable liquids | ||
| Fire-fighting measures | Extinguishing methods: Use foam, carbon dioxide, dry powder and sand to put out the fire. Firefighters must wear gas masks and full-body firefighting clothing to put out the fire in the upwind direction. Move the container from the fire area to an open area as much as possible. Spray water to keep the fire container cool until the fire is over. If the container suddenly makes an abnormal noise or has abnormal phenomena, it should be evacuated immediately. In case of fire, firefighters must have protective shelters to operate | ||
| Emergency treatment | Skin Contact: Remove contaminated clothing and rinse skin thoroughly with soap and water. Eye Contact: Lift eyelids and rinse with running water or saline. Get medical attention Inhalation: Get out of the area immediately to fresh air. Keep the airway open. If breathing is difficult, give oxygen. If breathing stops, give artificial respiration immediately. Seek medical treatment Ingestion: Drink enough warm water to induce vomiting. seek medical treatment |
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| Packaging, storage, transportation | Packed in iron drums, 180kg/drum, usually with polymerization inhibitor. Store in a cool, ventilated warehouse. Keep away from fire and heat sources. Keep away from light. The storage temperature should not exceed 30℃. The packaging is required to be sealed and not in contact with the air. It should not be stored in large quantities or stored for a long time. Use explosion-proof lighting and ventilation facilities. Transportation precautions: During transportation, the transportation vehicle should be equipped with fire-fighting equipment and leakage emergency treatment equipment of the corresponding variety and quantity. It is best to transport in the morning and evening in summer. The tank (tank) truck used for transportation should have a grounding chain, and a hole partition can be set in the tank to reduce the shock and generate static electricity |
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