Are PMMA and MMA (Methyl methacrylate) the same?

Are PMMA and MMA (Methyl methacrylate) the same?

Although closely related, PMMA (Polymethyl Methacrylate) and MMA (Methyl Methacrylate, CAS 80-62-6) are not the same substance. They differ in structure, properties, and applications.

What Is Methyl Methacrylate (CAS 80-62-6)?

Methyl Methacrylate (MMA, CAS 80-62-6) is a colorless, volatile, and flammable liquid with a sharp, fruity odor, predominantly used to produce poly(methyl methacrylate) (PMMA) acrylic plastics and resins. It serves as a raw material for coatings, adhesives, dental cements, and orthopedic bone cements.

• Synonyms include: methyl 2-methylprop-2-enoate and methacrylic acid methyl ester.

What Is PMMA (Polymethyl Methacrylate)?

Polymethyl Methacrylate (PMMA) is a solid polymer made by polymerizing MMA.

Common names: Acrylic, acrylic glass, plexiglass
Properties: Transparent, lightweight, weather-resistant

PMMA is widely used as a glass substitute in many industries.

Key Difference Between PMMA and MMA

1. Physical State and Form

• Methyl methacrylate (MMA): A liquid monomer with a strong odor.
• Polymethyl methacrylate (PMMA): A solid polymer available in sheets, rods, and various molded shapes.

2. Chemical Reactivity

• MMA: Highly reactive due to the presence of its double bonds, making it suitable for polymerization reactions.
• PMMA: Chemically stable and resistant to various chemicals and environmental conditions.

3. Optical Properties

• MMA: Not used directly in optical applications, but rather as a precursor.
• PMMA: Known for its optical transparency, often used as a glass substitute.

4. Mechanical Properties

• MMA: Generally not used in applications requiring high mechanical strength.
• PMMA: Possesses excellent mechanical properties, including impact resistance and durability.

Methyl methacrylate CAS 80-62-6 MMA supplier

Applications Difference

MMA Applications

• Acrylic resin production
• Coatings and paints
• Adhesives
• Chemical intermediates

PMMA Applications

• Transparent sheets and panels
• LED displays and signage
• Automotive light covers
• Medical devices
• Windows and skylights

For more information about MMA and PMMA, or if you need our assistance in selecting the right materials for your project, please contact us today. As a trusted supplier, we offer high-quality materials and expert guidance to meet your needs.

about us

As a leading manufacturer and exporter of chemical solvent, TIANJIN GNEE BIOTECH CO., LTD. provides high-quality industrial chemicals. We supply to customers across the chemical, pharmaceutical, and materials industries, ensuring consistent quality, reliable logistics, and professional technical support.

Our chemical products hold international certifications (REACH, ISO, FMQS, HALAL) for global quality recognitio. We have warehouses in coreports such as Qingdao, Tianiin, and Shanghai, with a 15-day express delivery service.

Other Hot-Selling Products

Gneebio Product Packaging

Customer Visit