Methyl Iso Butyl Ketone (MIBK)

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Methyl Iso Butyl Ketone (MIBK) is a clear, colorless liquid with a characteristic sharp, sweet odor. It is a versatile solvent widely used in industrial applications due to its excellent solvency, moderate evaporation rate, and chemical stability. MIBK is commonly utilized in coatings, adhesives, printing inks, and chemical synthesis.

Description

Primary Uses 

  1. Coatings and Paints

    • Used as a solvent in lacquers, varnishes, and coatings to improve drying time and film formation.

  2. Adhesives and Sealants

    • Acts as a solvent for adhesives, enhancing bonding properties and application ease.

  3. Printing Inks

    • Serves as a solvent to improve ink flow and drying characteristics.

  4. Chemical Intermediate

    • Used in the production of pharmaceuticals, agrochemicals, and rubber chemicals.

Secondary Uses 

  1. Extraction Solvent

    • Employed in extraction processes for purification and recovery of various chemicals.

  2. Cleaning and Degreasing

    • Used as a solvent for cleaning and degreasing metal parts and surfaces.

KEY PRODUCT FEATURES

Basic Identification Attributes

  • Chemical Name (IUPAC): 4-Methylpentan-2-one

  • Common/Trade Name: Methyl Iso Butyl Ketone (MIBK)

  • CAS Number: 108-10-1

  • HS Code: 2914.12.00

  • Synonyms: 4-Methyl-2-pentanone; Iso Butyl Methyl Ketone; Hexone

Physical & Chemical Properties

  • Physical State: Liquid

  • Color & Odor: Colorless; sharp, sweet, ketone-like odor

  • Boiling Point: 117.7°C

  • Melting Point: -84°C

  • Flash Point: 24°C (closed cup)

  • Density: 0.805 g/cm³ at 20°C

  • Solubility: Slightly soluble in water; miscible with most organic solvents

Safety & Hazard Attributes

  • GHS Classification: Flammable liquid, Category 3; Eye irritation, Category 2

  • Toxicity: Moderate toxicity; avoid ingestion and prolonged exposure

  • Exposure Limits: OSHA PEL - 100 ppm; ACGIH TLV - 50 ppm

Storage & Handling Attributes

  • Storage Conditions: Store in a cool, well-ventilated area away from ignition sources

  • Container Type: Supplied in metal drums or plastic containers suitable for flammable liquids

  • Shelf Life: Stable under proper storage conditions for several years

  • Handling Precautions: Use explosion-proof equipment; avoid inhalation and skin contact; wear PPE

 

Regulatory & Compliance Attributes

  • Complies with international chemical safety standards and regulations (e.g., REACH, OSHA)

  • Listed on major chemical inventories worldwide

 

Environmental & Health Impact

  • Biodegradability: Readily biodegradable

  • Ecotoxicity: Low environmental impact when used as directed

  • Bioaccumulation: Low potential for bioaccumulation

  • Carcinogenicity/Mutagenicity: Not classified as carcinogenic

SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

  • PPE Required: Chemical-resistant gloves, safety goggles, and flame-resistant clothing recommended

  • Handling Guidelines: Use in well-ventilated areas; prevent vapor accumulation; ground and bond containers during transfer

  • Storage Measures: Keep containers tightly closed and away from incompatible substances

 

First Aid Measures

  1. Inhalation: Move to fresh air; seek medical attention if breathing difficulties occur

  2. Skin Contact: Remove contaminated clothing; wash skin thoroughly with soap and water

  3. Eye Contact: Rinse eyes with water for at least 15 minutes; seek medical attention if irritation persists

  4. Ingestion: Do not induce vomiting; seek immediate medical assistance

 

Firefighting Measures

  • Fire Hazards: Flammable liquid and vapor

  • Extinguishing Media: Use alcohol-resistant foam, dry chemical, or carbon dioxide extinguishers

  • Special Precautions: Evacuate area; wear full protective equipment and self-contained breathing apparatus

  • Hazardous Combustion Products: May produce carbon monoxide, carbon dioxide, and other toxic gases under fire conditions