O-Phenylphenoxyethyl Acrylate (OPPEA)
CAS No. 72009-86-0
Chemical Name O-Phenylphenoxyethyl Acrylate
Chemical Synonyms 2-(o-Phenylphenoxy)ethyl acrylate; Ethoxylated o-phenylphenol acrylate; Polyethylene glycol o-phenylphenyl ether acrylate; A-LEN-10; Photomer 4135
Molecular Formula C₁₇H₁₆O₃
Molecular Weight 268.31 g/mol
Product Properties
High-refractive-index monofunctional acrylate monomer. Colorless to pale-yellow clear liquid. Refractive index (nD²⁵) ≈ 1.576. Viscosity 120–150 cps @ 25°C. Tg ≈ 32–33°C. Low odor, excellent adhesion, good dilution and flexibility. Fast UV/EB curing response.
Storage
Store in a cool, dry, well-ventilated area. Keep container tightly sealed and protected from direct sunlight and heat sources.
Packing
Standard: 200 kg steel drum / plastic drum. Custom packaging available upon request.
Application
Optical films: prism sheets, diffuser films. Coatings for optical fibers and plastics. UV/EB-curable inks (including inkjet). Adhesives and optical lenses.
Product Specification
| Parameter | Specification |
| Appearance | Clear, transparent liquid |
| Color (APHA) | ≤ 100 |
| Viscosity (cps, 25°C) | 50–250 |
| Refractive Index (nD²⁵) | ≈ 1.577 |
| Moisture (%) | ≤ 0.3 |
| Acid Value (mgKOH/g) | ≤ 0.3 |
| Surface Tension (dyne/cm) | 42.0 |
| Inhibitor (MEHQ, ppm) | 100–300 |
| Functionality (theoretical) | 1 |
| Tg (°C) | 33 |
Features at a glance: high refractive index · strong adhesion · low odor · fast curing · good flexibility