Функциональные мономеры

1,4-Бутандиолдиметакрилат (1,4-BDDMA)

1,4-Butanediol Dimethacrylate (1,4-BDDMA) is a low-viscosity, bifunctional methacrylic monomer widely utilized across the specialty chemical and polymer industries. As a high-performance crosslinking agent, it plays a critical role in free-radical polymerization processes, providing enhanced structural integrity and chemical resistance to a diverse range of resin systems. Classified as a difunctional specialty monomer, BDDMA is characterized by its high reactivity and excellent compatibility with various acrylic and vinyl esters. In the global market, it serves as an essential building block, offering a superior balance between material flexibility and crosslink density compared to shorter-chain dimethacrylates. Its primary attributes include exceptionally low volatility, low odor, and a high boiling point, making it suitable for precision manufacturing environments. 1,4-BDDMA is vital for producing advanced coatings, adhesives, and sealants, where its ability to improve thermal stability and mechanical strength is highly valued by formulators seeking excellence in high-performance polymer architecture.

Характеристики

Ключевые свойства и преимущества

High crosslinking efficiency for improved mechanical properties.
Low viscosity facilitates easy handling and formulation flexibility.
Excellent chemical resistance enhances durability in harsh environments.
Superior thermal stability ensures performance at elevated temperatures.
Low volatility and low odor profile improve safety and workspace comfort.
High purity grades ensure consistent polymerization kinetics and end-product quality.
Provides a unique balance of flexibility and toughness compared to more rigid dimethacrylates.
Good compatibility with a wide range of thermoplastic and thermoset resin systems.
Promotes strong adhesion to various substrates in specialty bonding applications.

Спецификации

Технические особенности

Physical Form: Clear, colorless liquid.
Chemical Formula: C12H18O4.
Molecular Weight: 226.27 g/mol.
Boiling Point: Approximately 290°C.
Density: ~1.02 g/cm3 at 20°C.
Refractive Index: 1.455.
Solubility: Insoluble in water; highly soluble in alcohols, ketones, and esters.
Stabilization: Typically contains MEHQ to prevent premature polymerization.
Handling: Store in a cool, dry, well-ventilated area away from UV light and heat.
Safety: Use appropriate PPE; avoid contact with skin and eyes.
Vapor Pressure: Very low at ambient temperatures, reducing inhalation risks.

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Практическое применение в отраслях

Области применения

High-performance crosslinking agent for acrylic resins and plastics.
Formulation of UV/EB-curable coatings, inks, and varnishes.
Key component in anaerobic adhesives and high-strength structural sealants.
Production of dental materials including composite fillings and restorative resins.
Modifier for thermoplastic elastomers and rubber compounds to enhance heat resistance.
Precision ingredient in the manufacturing of optical lenses and contact lens materials.
Crosslinker for ion-exchange resins and specialized chromatography media.
Applied in the preparation of composite materials and fiber-reinforced polymers.
Used in specialty textile finishing and high-grade leather treatment chemicals.