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2-Hydroxypropyl Methacrylate (HPMA)

Name: 2-Hydroxypropyl Methacrylate (HPMA) поставщик | Ruifen Chemi
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2-Hydroxypropyl Methacrylate (HPMA) — химический продукт для промышленного производства и разработки рецептур. Ruifen Chemicals предлагает оптовые поставки, техническую документацию, документы качества и международную логистику. Свяжитесь с нами для получения спецификаций и информации о наличии.

Характеристики

Ключевые свойства и преимущества

High Reactivity: The methacrylate double bond enables rapid free-radical polymerization for efficient curing processes in industrial resin production.
Chemical Versatility: Contains a secondary hydroxyl group that serves as an active site for secondary crosslinking and modification reactions.
Adhesion Promotion: Enhances the bonding capabilities of coatings and adhesives to various substrates, including metals, plastics, and glass surfaces.
Low Volatility: Characterized by a high boiling point and low vapor pressure, ensuring minimal material loss during high-temperature manufacturing stages.
Flexibility and Clarity: Polymers synthesized using HPMA exhibit superior optical clarity and balanced mechanical flexibility, suitable for high-end applications.

Спецификации

Технические особенности

Molecular Formula and Weight: Defined by the chemical formula C7H12O3 with a molecular weight of approximately 144.17 grams per mole.
Specific Gravity and Refractive Index: Displays a specific gravity of 1.025 to 1.030 at 20°C and a refractive index of 1.445.
Boiling and Flash Point: Features a boiling point of 209°C at 1013 hPa and a flash point of approximately 101°C (Pensky-Martens).
Purity and Inhibitors: Typically supplied at 97% minimum purity, stabilized with 100-200 ppm of Hydroquinone Monomethyl Ether (MEHQ) to prevent polymerization.
Water Solubility: Exhibits moderate solubility in water (approx 130 g/L at 20°C), while being fully miscible with most organic solvents.

Практическое применение в отраслях

Области применения

Automotive Coatings: Widely used in the formulation of high-quality automotive clearcoats to improve weatherability, scratch resistance, and gloss retention.
Anaerobic Adhesives: Acts as a critical reactive diluent in anaerobic sealants and structural adhesives for metal-to-metal bonding in mechanical engineering.
UV-Curable Resins: Employed in ultraviolet radiation-curable systems for inks and coatings to enhance crosslinking density and surface hardness properties.
Contact Lenses: Serves as a fundamental monomer in the production of soft contact lenses and biocompatible hydrogels due to its hydrophilic nature.
Textile and Paper: Used in the synthesis of binders and finishes for textiles and paper products to increase durability and chemical resistance.