Sinomer® 2-HBA is a monofunctional acrylate monomer bearing both a reactive acrylate group and a hydroxyl group. It is primarily used in the synthesis of resins and as a reactive diluent in coatings and adhesives. Its combination of functionalities allows for the modification of polymer properties, enhancing flexibility and adhesion.
SINOMER® 2-HBA
(Monofunctional acrylate monomer with hydroxyl group)
Chemical Name: 2-Hydroxybutyl acrylate
CAS No.: 2421-27-4
MF:C7H12O3 MW：144.17
Molecular structure：
Sinomer® 2-HBA is a monofunctional acrylate monomer bearing both a reactive acrylate group and a hydroxyl group. It is primarily used in the synthesis of resins and as a reactive diluent in coatings and adhesives. Its combination of functionalities allows for the modification of polymer properties, enhancing flexibility and adhesion.
Appearance | Colorless transparent liquid |
Assay (Purity) | ≥ 98.0 % |
Water Content | ≤ 0.2 % |
Acidity (as Acrylic Acid) | ≤ 0.2 % |
Color (Pt-Co) | ≤ 30 |
Inhibitor (MEHQ) | 150 - 450 ppm |
Boiling Point | 219.2 °C @ 760 mmHg |
Flash Point | 87.2 °C |
Density @ 25°C | 1.025 g/cm³ |
Viscosity @ 25°C | 40 mPa·s |
Glass Transition Temperature (Tg) | -40 °C |
Refractive Index | 1.445 |
Solubility in Water | Soluble |
Synthetic Chemical Intermediates
Synthetic Resins
Wood Coatings
Plastic Coatings
Clear Overcoat Varnishes
UV-curable Adhesives (improves adhesion strength and durability)
● 25kg,200kgs/drum.
Being kept in dry, clean warehouse with well ventilation.
Avoid exposing to light and heating.
Protecting the product from leakage, rain and insolation during transportation.
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