Sinepoxy® CER-115 OXT is a monofunctional oxetane monomer with low shrinkage, high adhesion strength, low toxicity, low volatility, and is not inhibited by oxygen. It is suitable for UV inks, UV coatings, UV adhesives, encapsulation adhesives, photoresists, and 3D printing applications.
SINEPOXY® CER-115 OXT
(Monofunctional Oxetane Monomer for Cationic UV Curing)
Chemical Name: 3-Methyl-3-oxetanemethanol
CAS No: 3143-02-0
Molecular Formula: C5H10O2
Molecular Weight: 102.13
Molecular Structure:

SINEPOXY® CER-115 OXT (3-Methyl-3-oxetanemethanol, CAS 3143-02-0) is a monofunctional oxetane monomer manufactured for cationic UV-curable inks, coatings, adhesives, and 3D printing resins. As an ISO certified supplier, we provide this low-shrinkage, low-volatility monomer with excellent adhesion and no oxygen inhibition.
Appearance | Colorless transparent liquid |
Purity | ≥ 99% |
Viscosity (30°C) | 15.0 ± 0.5 mPa·s |
Low shrinkage
Low volatility and mild odor
Safe and environmentally friendly
Free from oxygen inhibition
UV inks
UV coatings
UV adhesives
Encapsulation adhesives
Photoresists
3D printing resins
25 kg/drum or 200 kg/drum
Keep in cool (15–25°C), dry, and well-ventilated areas.
Avoid light exposure and high humidity.
Shelf life: 12 months in unopened containers.
We offer a variety of options to help you find the right product for your application
Provide formulation optimization support for water-based/solvent-based systems
Full coverage of REACH, FDA, and GB standards
99.8% on-time delivery rate, 10,000-ton production capacity guarantee