2-HYDROXYETHYL METHACRYLATE (2-HEMA)

2-Hydroxyethyl Methacrylate (2-HEMA) is a multifunctional methacrylate monomer widely used in coatings, adhesives, dental resins, and biomedical polymers.
2-Hydroxyethyl Methacrylate (2-HEMA) offers excellent hydrophilicity, reactivity, and adhesion to various substrates.
2-Hydroxyethyl Methacrylate (2-HEMA) is known for its ability to form flexible, transparent, and biocompatible polymer networks.

CAS Number: 868-77-9
EC Number: 212-782-2
Molecular Formula: C6H10O3
Molecular Weight: 130.14 g/mol

Synonyms: Hydroxyethyl Methacrylate, HEMA, 2-HEMA Monomer, 2-Hydroxyethyl 2-Methylpropenoate, Methacrylic Acid 2-Hydroxyethyl Ester, Reactive Acrylic Monomer, Hydroxyl-Functional Methacrylate, HEMA Monomer for Polymers, Hydroxyethyl Methacrylate Polymer Intermediate, 2-Hydroxyethyl Methacrylate (2-HEMA), 2-HEMA, Hydroxyethyl Methacrylate, HEMA, 2-Hydroxyethyl 2-Methylacrylate, Hydroxyethyl 2-Methylacrylate, Ethylene Glycol Monomethacrylate, Methacrylic Acid 2-Hydroxyethyl Ester, 2-Hydroxyethyl Ester of Methacrylic Acid, 2-HEMA Monomer, HEMA Monomer, HEMA Compound, HEMA Chemical, HEMA Product, HEMA Material, HEMA Substance, HEMA Technical Grade, HEMA Industrial Grade, HEMA Pharmaceutical Grade, HEMA Cosmetic Grade, HEMA Food Grade, HEMA Laboratory Grade, HEMA Research Grade, HEMA Pure, HEMA Extra Pure, HEMA High Purity, HEMA Refined, HEMA Stabilized, HEMA Certified, HEMA Certified Standard, HEMA Analytical Standard, HEMA Laboratory Standard, HEMA Certified Reagent, HEMA Laboratory Reagent, HEMA Test Reagent, HEMA Assay, HEMA Bulk Chemical, HEMA Commercial Grade, HEMA Raw Material, HEMA Fine Chemical, HEMA Specialty Chemical, HEMA Active Ingredient, HEMA Functional Ingredient, HEMA Specialty Ingredient, HEMA Functional Additive, HEMA Specialty Additive, HEMA Acrylic Monomer, HEMA Methacrylate Monomer, HEMA Polymer Monomer, HEMA Coating Monomer, HEMA Adhesive Monomer, HEMA Resin Monomer, HEMA UV-Curing Monomer, HEMA

APPLICATIONS

2-Hydroxyethyl Methacrylate (2-HEMA) is used as a monomer in polymer and copolymer synthesis.
2-Hydroxyethyl Methacrylate (2-HEMA) provides hydroxyl functionality for crosslinking and adhesion.
2-Hydroxyethyl Methacrylate (2-HEMA) is compatible with a wide range of acrylic and vinyl systems.

2-Hydroxyethyl Methacrylate (2-HEMA) is applied in coatings and paints.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances hardness and chemical resistance in cured films.
2-Hydroxyethyl Methacrylate (2-HEMA) improves adhesion to metals, glass, and plastics.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in UV-curable coatings and inks.
2-Hydroxyethyl Methacrylate (2-HEMA) increases reactivity and crosslinking density under UV light.
2-Hydroxyethyl Methacrylate (2-HEMA) provides high gloss and abrasion resistance.

2-Hydroxyethyl Methacrylate (2-HEMA) is incorporated in adhesives and sealants.
2-Hydroxyethyl Methacrylate (2-HEMA) offers excellent adhesion to polar substrates.
2-Hydroxyethyl Methacrylate (2-HEMA) improves cohesive strength and flexibility in cured adhesives.

2-Hydroxyethyl Methacrylate (2-HEMA) is applied in dental resins and restorative materials.
2-Hydroxyethyl Methacrylate (2-HEMA) acts as a hydrophilic monomer improving wetting of tooth surfaces.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances bonding between enamel, dentin, and resin matrices.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in contact lens manufacturing.
2-Hydroxyethyl Methacrylate (2-HEMA) forms hydrogels with high water absorption capacity.
2-Hydroxyethyl Methacrylate (2-HEMA) provides oxygen permeability and long-term comfort in soft lenses.

2-Hydroxyethyl Methacrylate (2-HEMA) is incorporated in biomedical hydrogels.
2-Hydroxyethyl Methacrylate (2-HEMA) is used in drug delivery and tissue engineering systems.
2-Hydroxyethyl Methacrylate (2-HEMA) offers biocompatibility and tunable mechanical properties.

2-Hydroxyethyl Methacrylate (2-HEMA) is applied in 3D printing resins.
2-Hydroxyethyl Methacrylate (2-HEMA) acts as a reactive diluent for photopolymerizable systems.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances resolution and mechanical performance in printed objects.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in water-borne acrylic emulsions.
2-Hydroxyethyl Methacrylate (2-HEMA) improves wet adhesion and crosslinking potential.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances film formation and durability.

2-Hydroxyethyl Methacrylate (2-HEMA) is incorporated in textile finishing and fiber coatings.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances dye uptake and abrasion resistance.
2-Hydroxyethyl Methacrylate (2-HEMA) provides durable finishes with hydrophilic balance.

2-Hydroxyethyl Methacrylate (2-HEMA) is applied in electronics encapsulants.
2-Hydroxyethyl Methacrylate (2-HEMA) improves adhesion to circuit boards and protective coatings.
2-Hydroxyethyl Methacrylate (2-HEMA) contributes to dielectric strength and flexibility.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in polymer modification.
2-Hydroxyethyl Methacrylate (2-HEMA) introduces hydroxyl groups for subsequent urethane or epoxy reactions.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances compatibility between hydrophilic and hydrophobic components.

2-Hydroxyethyl Methacrylate (2-HEMA) is incorporated in medical adhesives and coatings.
2-Hydroxyethyl Methacrylate (2-HEMA) provides excellent biocompatibility for skin-contact materials.

2-Hydroxyethyl Methacrylate (2-HEMA) supports flexible and durable bonding in biomedical devices.
2-Hydroxyethyl Methacrylate (2-HEMA) is used in the production of hydrogels for contact lenses and biomedical devices.

2-Hydroxyethyl Methacrylate (2-HEMA) provides water retention, oxygen permeability, and biocompatibility in hydrogel formulations.
2-Hydroxyethyl Methacrylate (2-HEMA) ensures softness and comfort in long-wear contact lenses.

2-Hydroxyethyl Methacrylate (2-HEMA) is employed in dental materials such as bonding agents, adhesives, and composite resins.
2-Hydroxyethyl Methacrylate (2-HEMA) improves adhesion to enamel and dentin while maintaining durability and aesthetics.
2-Hydroxyethyl Methacrylate (2-HEMA) contributes to mechanical strength and flexibility in dental composites.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in UV-curable coatings and inks.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances adhesion, toughness, and chemical resistance in cured films.
2-Hydroxyethyl Methacrylate (2-HEMA) provides fast curing, excellent clarity, and gloss in coatings.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in adhesives and sealants for industrial and consumer applications.
2-Hydroxyethyl Methacrylate (2-HEMA) improves bonding strength to glass, metal, ceramics, and plastics.
2-Hydroxyethyl Methacrylate (2-HEMA) allows high flexibility and moisture resistance after curing.

2-Hydroxyethyl Methacrylate (2-HEMA) is employed in polymer and resin synthesis as a reactive co-monomer.
2-Hydroxyethyl Methacrylate (2-HEMA) introduces hydroxyl functionality for crosslinking with isocyanates and epoxies.
2-Hydroxyethyl Methacrylate (2-HEMA) improves hardness, chemical stability, and weather resistance of polymers.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in 3D printing resins to enhance flexibility and accuracy.
2-Hydroxyethyl Methacrylate (2-HEMA) ensures high resolution and dimensional stability in printed parts.
2-Hydroxyethyl Methacrylate (2-HEMA) increases the toughness and transparency of photo-curable materials.

2-Hydroxyethyl Methacrylate (2-HEMA) is applied in biomedical hydrogels for drug delivery and wound dressings.
2-Hydroxyethyl Methacrylate (2-HEMA) provides controlled release of active ingredients and maintains a moist healing environment.
2-Hydroxyethyl Methacrylate (2-HEMA) enables flexible and durable biocompatible films.

2-Hydroxyethyl Methacrylate (2-HEMA) is utilized in textile and fiber coatings for improved durability.
2-Hydroxyethyl Methacrylate (2-HEMA) increases adhesion between synthetic fibers and resin coatings.
2-Hydroxyethyl Methacrylate (2-HEMA) provides abrasion and solvent resistance to treated fabrics.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in pigments and dispersion systems.
2-Hydroxyethyl Methacrylate (2-HEMA) improves pigment wetting and dispersion stability.
2-Hydroxyethyl Methacrylate (2-HEMA) prevents sedimentation and color variation in formulations.

2-Hydroxyethyl Methacrylate (2-HEMA) is used in polymeric membranes and filtration systems.
2-Hydroxyethyl Methacrylate (2-HEMA) enhances hydrophilicity and separation performance of filtration media.
2-Hydroxyethyl Methacrylate (2-HEMA) provides long-term stability and chemical resistance in aqueous environments.

DESCRIPTION

2-Hydroxyethyl Methacrylate (2-HEMA) is a hydrophilic methacrylate monomer with a hydroxyl-functional side chain.
2-Hydroxyethyl Methacrylate (2-HEMA) is used to produce polymers and copolymers with strong adhesion and water affinity.
2-Hydroxyethyl Methacrylate (2-HEMA) is a key building block in coatings, adhesives, and biomaterials.

2-Hydroxyethyl Methacrylate (2-HEMA) has the CAS number 868-77-9.
2-Hydroxyethyl Methacrylate (2-HEMA) has the EC number 212-782-2.
2-Hydroxyethyl Methacrylate (2-HEMA) has the molecular formula C6H10O3.

2-Hydroxyethyl Methacrylate (2-HEMA) has a molecular weight of 130.14 g/mol.
2-Hydroxyethyl Methacrylate (2-HEMA) appears as a clear, colorless liquid with a mild ester odor.
2-Hydroxyethyl Methacrylate (2-HEMA) is miscible with water, alcohols, and most organic solvents.

2-Hydroxyethyl Methacrylate (2-HEMA) has a boiling point of approximately 213 °C.
2-Hydroxyethyl Methacrylate (2-HEMA) has a flash point around 105 °C (closed cup).
2-Hydroxyethyl Methacrylate (2-HEMA) readily polymerizes in the presence of heat, light, or peroxides.

2-Hydroxyethyl Methacrylate (2-HEMA) forms transparent, flexible polymers with high adhesion.
2-Hydroxyethyl Methacrylate (2-HEMA) exhibits excellent compatibility with urethanes, acrylates, and epoxies.

2-Hydroxyethyl Methacrylate (2-HEMA) should be stored under nitrogen in a cool, dark environment with inhibitors to prevent premature polymerization.
2-Hydroxyethyl Methacrylate (2-HEMA) is a clear, colorless to slightly yellow liquid with a mild characteristic odor.

2-Hydroxyethyl Methacrylate (2-HEMA) polymerizes readily in the presence of heat, light, or initiators, forming transparent, durable polymers.
2-Hydroxyethyl Methacrylate (2-HEMA) exhibits high reactivity due to its methacrylate double bond and hydroxyl group.

The hydroxyl functionality in 2-Hydroxyethyl Methacrylate (2-HEMA) allows chemical modification and crosslinking.
2-Hydroxyethyl Methacrylate (2-HEMA) provides strong adhesion to polar substrates and improved coating performance.
2-Hydroxyethyl Methacrylate (2-HEMA) combines flexibility, toughness, and hydrophilicity in polymer formulations.

2-Hydroxyethyl Methacrylate (2-HEMA) is compatible with other acrylates, methacrylates, and vinyl monomers.
2-Hydroxyethyl Methacrylate (2-HEMA) forms copolymers with tailored mechanical and optical properties.
2-Hydroxyethyl Methacrylate (2-HEMA) is widely used in biomedical and industrial fields for its versatility and safety.

2-Hydroxyethyl Methacrylate (2-HEMA) should be stabilized with inhibitors such as hydroquinone to prevent premature polymerization.
2-Hydroxyethyl Methacrylate (2-HEMA) is sensitive to light and heat and must be handled under controlled conditions.
Proper storage ensures product integrity and performance consistency.

PROPERTIES

Appearance: Clear, colorless liquid
Odor: Mild, characteristic odor
Purity: ≥98%
Boiling Point: 213°C
Melting Point: -12°C
Density: 1.12 g/cm³ (25°C)
Viscosity: 10–15 mPa·s (25°C)
Flash Point: 100°C (closed cup)
Refractive Index: 1.45–1.47
Solubility: Miscible with water, alcohols, and organic solvents
pH: Slightly acidic
Stability: Inhibited against spontaneous polymerization
Storage Temperature: 5–25°C

FIRST AID

Inhalation:
Move the affected person to fresh air.
If breathing is difficult, seek medical attention immediately.

Skin Contact:
Wash skin thoroughly with soap and water.
Remove contaminated clothing.
Seek medical advice if irritation or redness develops.

Eye Contact:
Rinse eyes with plenty of water for at least 15 minutes.
Seek immediate medical attention if irritation persists.

Ingestion:
Rinse mouth with water.
Do not induce vomiting.
Seek medical attention immediately.

Note to Physicians:
Treat symptomatically and monitor for allergic or respiratory reactions.

HANDLING AND STORAGE

Handling:
Avoid contact with skin and eyes.
Do not breathe vapors or mists.
Wear protective gloves, goggles, and clothing.

Ventilation:
Ensure adequate local exhaust ventilation during use.

Avoidance:
Avoid exposure to heat, sunlight, and free-radical initiators.
Do not mix with peroxides, strong oxidizers, or reducing agents.

Spill and Leak Procedures:
Absorb spilled material with inert absorbents such as sand or vermiculite.
Collect residues for proper disposal according to regulations.
Clean surfaces thoroughly with water and detergent.

Storage:
Store in a cool, dry, and well-ventilated area.
Keep containers tightly closed and protected from light.
Maintain under inhibitor conditions to prevent polymerization.

Handling Cautions:
Do not heat or expose to UV light during storage.
Use only clean, dry containers and transfer equipment.
Follow standard industrial hygiene and safety practices.