Methacrylic acid (MAA)
Abbreviation | MAA |
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Plant | Niigata |
Main Applications | Coating compounds, adhesive agent, adhesive modifier |
Existing Chemical Substance No. | (2)-1025 |
Properties
Molecular Weight | 86 |
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Appearance | Colorless transparent liquid |
Odor | Pungent odor |
Refractive Index (25℃) | 1.4288 |
Boiling Point (℃ 760mmHg) | 161.00 |
Freezing Point (℃ 760mmHg) | 15 |
Flash Point (℃) | 73 (Tagliabue (Tag) Closed Cup) |
Ignition Temperature (℃) | - |
Flammability Limits/Range (vol%) | 1.6~8.8 |
Vapour Pressure | 133.3Pa 1mmHg(25.5℃) 1,333Pa 10mmHg(60.6℃) |
Viscosity (CP 25℃) | 1.34 |
Solubility | Readily soluble in water |
Stability& Reactivity |
Polymerized with sunlight and heat. Repetitive freezing and melting processes may cause polymerization. |
Applicable Laws
Industrial Safety and Health Law | - |
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High Pressure Gas | - |
Fire Service Law | Class 4 Petroleum No.3 water soluble |
Poisonous and Deleterious Substances Control Law | Deleterious substance |
Law on the Prevention of Marine Pollution and Maritime Disaster | Hazardous fluid class D |
Ship Safety Law | Hazardous material, corrosive substance |
Civil Aeronautics Law | Explosive, corrosive substance |
Other Major Applicable Laws | - |
Classification of Hazard
Classification | Corrosive substance, acutely toxici substances |
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Hazardous | Inflammable liquid when heated |
Harmful | Direct contact with the eye and the skin might cause blindness or cutaneous lesion. |
Product Standard
Color Number (APHA) | 30 or less |
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Specific Gravity (20/4℃) | 1.012~1.016 |
Free Acid (%) | - |
Purity (%) | No less than 98.0 |
Water Content (%) | 0.3 or less |
Polymerization Inhibitor (ppm standard) | MEHQ250 |
Inquiries Concerning Products
Green Energy & Chemicals Business Sector
C1 Chemicals Division
Organic Chemicals Department
TEL:+81-3-3283-4788 / FAX:+81-3-3214-0930