丙烯酸酯, 高纯溶剂

2-Hydroxy Ethyl Methacrylate (HEMA)

2-Hydroxy Ethyl Methacrylate (HEMA) 是面向工业制造与专业配方开发的化学品。Ruifen Chemicals 提供稳定的批量供应、产品技术资料、质量文件及全球物流服务。请联系团队获取规格、价格和供货信息。

属性

主要特点与优势

  • High Purity: Offers exceptional chemical purity, typically exceeding 98%, ensuring consistent performance in sensitive industrial formulations.
  • Hydrophilic Nature: Contains a terminal hydroxyl group that provides excellent affinity for water and enhances moisture retention in polymers.
  • Low Volatility: Characterized by a high boiling point and low vapor pressure, reducing worker exposure during manufacturing processes.
  • Optical Clarity: Produces polymers with high light transmission and low refractive index, ideal for transparent coating and lens applications.
  • Versatile Reactivity: The vinyl group allows for seamless copolymerization with acrylics, methacrylics, and styrene monomers to tailor specific material properties.
规格

技术亮点

  • Molecular Formula: Represented as C6H10O3 with a precise molecular weight of 130.14 g/mol for accurate stoichiometric calculations in synthesis.
  • Physical State: A clear, colorless liquid with a density of 1.073 g/cm3 at 25 degrees Celsius and a refractive index of 1.453.
  • Boiling Point: Exhibits a boiling point of approximately 205 degrees Celsius at atmospheric pressure, ensuring stability under standard processing conditions.
  • Inhibitor Content: Standard grades contain 200-300 ppm of MEHQ to prevent premature polymerization during storage and transport phases.
  • Acid Value: Maintains a low acidity level, usually below 0.1%, to prevent interference with acid-sensitive catalyst systems during reaction.
实际行业应用

应用领域

  • Contact Lenses: Widely used in the manufacture of soft contact lenses due to its biocompatibility and high water absorption capabilities.
  • Dental Adhesives: Acts as a primary component in light-cured dental bonding agents, improving adhesion between resins and tooth enamel structures.
  • Automotive Coatings: Employed in high-performance thermosetting acrylic resins to enhance the durability, gloss, and chemical resistance of automotive finishes.
  • Textile Finishes: Used to produce hydrophilic finishes and modifiers for synthetic fibers, improving comfort, moisture wicking, and dye uptake properties.
  • Printing Inks: Incorporated into UV-curable ink formulations to improve adhesion on various substrates and enhance film flexibility after polymerization.
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