Description

3-Hydroxy-2,2-Bis(Hydroxymethyl)Propyl Methacrylate is a specialty methacrylate monomer featuring a unique polyol structure, making it a highly versatile crosslinking agent and reactive diluent. This compound is valued for its ability to introduce multiple hydroxyl groups into polymer chains, significantly enhancing properties like adhesion, crosslink density, and hydrophilicity. It is essential for formulators and polymer chemists in industries requiring advanced, high-performance materials.

Application

• UV-Curable Coatings & Inks: A key component in formulations for wood, plastic, and metal coatings, providing excellent hardness, chemical resistance, and fast curing.
• Dental & Biomedical Polymers: Used in dental composites, adhesives, and bone cements to improve biocompatibility, mechanical strength, and bonding to wet surfaces.
• Hydrogel Synthesis: Serves as a crosslinker for producing superabsorbent polymers and contact lenses, imparting high water retention and softness.
• Adhesives & Sealants: Enhances the performance of structural and pressure-sensitive adhesives by improving adhesion to difficult substrates and flexibility.
• Photoresists & Electronic Materials: Employed in the production of photopolymerizable resins for printed circuit boards and microelectronics.
• Modifier for Acrylic Resins: Used to modify the properties of acrylic resins, improving their toughness, solvent resistance, and weatherability.

Basic Information

Product Name	3-Hydroxy-2,2-Bis(Hydroxymethyl)Propyl Methacrylate
CAS No.	80548-27-2
Molecular Formula	C11H18O6
Molecular Weight	246.26 g/mol
Synonyms	Pentaerythritol Triacrylate Monomethacrylate; Trimethylolpropane Ethoxylate Triacrylate; 2,2-Bis(hydroxymethyl)-3-hydroxypropyl methacrylate; Glycerol Dimethacrylate Monomethacrylate; PETA-MMA; Tris(2-hydroxyethyl) Isocyanurate Triacrylate (related); THFMA (Tetrahydrofurfuryl Methacrylate analog); Hydroxypivalyl Hydroxypivalate Dimethacrylate (related structure)
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-2,2-Bis(Hydroxymethyl)Propyl Methacrylate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets precise specifications for high-performance applications. A Certificate of Analysis (COA) documenting purity, color, and moisture content is provided with each shipment to guarantee consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 15-25°C. This product is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert gas atmosphere such as nitrogen.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.5%
Acid Value (Titration)	≤ 1.0 mg KOH/g
Inhibitor (MEHQ)	50-200 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.