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2-Hydroxyethyl Acrylate (HEA) is a reactive monomer commonly used in the production of acrylic polymers, coatings, and adhesives.
2-Hydroxyethyl Acrylate (HEA) is highly valued for its hydroxyl functionality, which imparts enhanced adhesion, flexibility, and crosslinking properties to polymer formulations.
This versatile monomer plays a key role in industrial applications, including paints, sealants, and UV-curable systems.
CAS Number: 818-61-1
EC Number: 212-454-9
Molecular Formula: C5H8O3
Molecular Weight: 116.12 g/mol
Synonyms: 2-Hydroxyethyl Acrylate, HEA, Acrylic Acid 2-Hydroxyethyl Ester, Hydroxyethyl Acrylate Monomer, HEA Monomer, 2-Hydroxyethyl Acrylate Reactive Monomer, 2-Hydroxyethyl Methacrylate Substitute, Acrylate HEA, Hydroxyethyl Acrylate Resin Monomer, Hydroxyethyl Acrylate Coating Additive, HEA Crosslinking Agent, Acrylic Acid Hydroxyethyl Ester, HEA Functional Monomer, Hydroxyethyl Acrylate Polymer Component, HEA Industrial Monomer, 2-HEA Monomer, HEA for UV Systems, Hydroxyethyl Acrylate High Purity
APPLICATIONS
2-Hydroxyethyl Acrylate (HEA) is extensively used in the formulation of acrylic coatings, improving adhesion and flexibility.
2-Hydroxyethyl Acrylate (HEA) is employed in adhesives and sealants to enhance crosslinking and durability.
2-Hydroxyethyl Acrylate (HEA) is utilized in UV-curable systems, enabling rapid curing and high-performance properties.
2-Hydroxyethyl Acrylate (HEA) is found in polymer synthesis as a key monomer for introducing hydroxyl functionality.
2-Hydroxyethyl Acrylate (HEA) is incorporated into waterborne coatings to enhance hardness and chemical resistance.
2-Hydroxyethyl Acrylate (HEA) is used in automotive coatings, providing flexibility and resistance to environmental stressors.
2-Hydroxyethyl Acrylate (HEA) is applied in industrial coatings for metal, plastic, and wood surfaces, ensuring long-lasting protection.
2-Hydroxyethyl Acrylate (HEA) is included in protective coatings for corrosion resistance in harsh environments.
2-Hydroxyethyl Acrylate (HEA) is a preferred component in high-performance elastomers, offering improved tensile strength and elongation.
2-Hydroxyethyl Acrylate (HEA) is used in the formulation of photoresists and printing inks for advanced imaging applications.
2-Hydroxyethyl Acrylate (HEA) is employed in 3D printing resins to enhance mechanical properties and resolution.
2-Hydroxyethyl Acrylate (HEA) is added to specialty adhesives for aerospace and electronics applications, ensuring thermal and chemical stability.
2-Hydroxyethyl Acrylate (HEA) is utilized in powder coatings to improve surface smoothness and impact resistance.
2-Hydroxyethyl Acrylate (HEA) is applied in textile finishes to impart durability and flexibility to treated fabrics.
2-Hydroxyethyl Acrylate (HEA) is found in leather coatings, enhancing softness and resistance to abrasion.
2-Hydroxyethyl Acrylate (HEA) is used in hybrid resin formulations for optimized performance in demanding applications.
2-Hydroxyethyl Acrylate (HEA) is incorporated into reactive diluents for epoxy resins, improving processing and cured properties.
2-Hydroxyethyl Acrylate (HEA) is employed in biomaterials and medical device manufacturing for hydrophilic and biocompatible coatings.
DESCRIPTION
2-Hydroxyethyl Acrylate (HEA) is a clear, colorless liquid with a mild odor, characterized by its high reactivity and hydroxyl functionality.
This monomer provides excellent adhesion to a wide range of substrates, including metal, plastic, and glass.
2-Hydroxyethyl Acrylate (HEA) enables the production of polymers with enhanced flexibility, chemical resistance, and durability.
2-Hydroxyethyl Acrylate (HEA) is highly compatible with other acrylates and methacrylates, making it versatile for custom polymer designs.
Its hydroxyl group facilitates crosslinking reactions, improving the mechanical and thermal properties of coatings and adhesives.
2-Hydroxyethyl Acrylate (HEA) is ideal for use in UV-curable and thermal-curing systems, offering rapid processing and high-performance results.
2-Hydroxyethyl Acrylate (HEA) exhibits excellent solubility in water and organic solvents, simplifying its integration into diverse formulations.
This monomer is widely used in environmentally friendly coatings and adhesives due to its low VOC content.
2-Hydroxyethyl Acrylate (HEA) provides enhanced toughness and scratch resistance in cured products, ensuring long-term performance.
PROPERTIES
Chemical Formula: C5H8O3
Molecular Weight: 116.12 g/mol
Common Name: 2-Hydroxyethyl Acrylate (HEA)
Appearance: Clear, colorless liquid
Density: Approx. 1.12 g/cm³ at 20°C
Melting Point: -60°C
Boiling Point: 82°C (at 2 mmHg)
Flash Point: Approx. 100°C (closed cup)
Solubility: Soluble in water and most organic solvents
Reactivity: Highly reactive; avoid contact with strong oxidizing agents
Chemical Stability: Stable under normal conditions; prone to polymerization if not stabilized
Storage Temperature: Store below 25°C in a dry, ventilated area with an inhibitor
Vapor Pressure: Approx. 0.4 mmHg at 20°C
pH (Neutral Solution): Neutral to slightly acidic
FIRST AID
Inhalation:
If vapors of 2-Hydroxyethyl Acrylate (HEA) are inhaled, move the affected person to fresh air immediately.
If breathing difficulties persist, seek medical attention.
If the person is not breathing, administer artificial respiration.
Keep the affected person warm and at rest.
Skin Contact:
Wash the affected area thoroughly with soap and water.
If skin irritation or rash develops, seek medical attention.
Remove contaminated clothing and wash before reuse.
Eye Contact:
Flush eyes with plenty of water for at least 15 minutes, lifting upper and lower eyelids.
Seek immediate medical attention if irritation or redness persists.
Remove contact lenses if present and easy to do; continue rinsing.
Ingestion:
If 2-Hydroxyethyl Acrylate (HEA) is ingested, rinse the mouth thoroughly with water.
Do not induce vomiting unless instructed by medical personnel.
Seek immediate medical attention if discomfort persists.
If the person is conscious, give small sips of water to drink.
Note to Physicians:
Treat symptomatically.
No specific antidote.
Provide supportive care.
HANDLING AND STORAGE
Handling:
Personal Protection:
Wear appropriate personal protective equipment (PPE), such as gloves, safety goggles, and flame-resistant clothing, when handling 2-Hydroxyethyl Acrylate (HEA).
Use in a well-ventilated area to minimize vapor exposure.
Ventilation:
Ensure proper ventilation to prevent the accumulation of vapors.
Use local exhaust systems if necessary.
Avoidance:
Avoid direct contact with eyes, skin, and clothing.
Do not eat, drink, or smoke while handling.
Wash hands thoroughly after handling.
Spill and Leak Procedures:
Contain spills to prevent further release.
Absorb with inert material (e.g., sand, vermiculite) and collect for disposal.
Dispose of waste according to local regulations.
Storage:
Store in a cool, dry, well-ventilated area away from heat sources, sparks, and open flames.
Keep containers tightly closed when not in use.
Protect from freezing and contamination.
Handling Cautions:
Avoid prolonged exposure to heat and light to prevent premature polymerization.
Ensure storage containers are equipped with an appropriate inhibitor.
