Description

2-Propenoic Acid, 2-Hydroxyethyl Ester, Polymer With 1,3-Diisocyanatomethylbenzene, 2-Oxepanone And 2,2-Oxybisethanol is a specialized polyurethane-acrylate hybrid copolymer designed to deliver a unique balance of performance characteristics. This engineered polymer is significant for its ability to impart toughness, flexibility, and chemical resistance to final formulations. It is primarily needed by manufacturers in the coatings, adhesives, and advanced material sectors seeking to enhance product durability and functionality.

Application

• High-Performance Coatings: Used as a key resin in UV-curable, solvent-borne, and water-borne coatings for industrial, automotive, and wood finishes to provide excellent gloss, adhesion, and scratch resistance.
• Advanced Adhesives & Sealants: Serves as a toughening agent in structural adhesives, pressure-sensitive adhesives (PSAs), and sealants, improving bond strength and elasticity.
• Specialty Inks: A functional component in flexographic and screen printing inks, contributing to fast curing, substrate adhesion, and rub resistance.
• Elastomers and Composite Materials: Incorporated into elastomeric compounds and polymer composites to modify impact strength, weatherability, and thermal stability.
• 3D Printing Resins: Utilized in formulations for stereolithography (SLA) and other photopolymerization-based additive manufacturing processes.
• Optical and Electronic Encapsulants: Applied in protective coatings for optical fibers and electronic components due to its potential clarity and environmental protection properties.

Basic Information

Product Name	2-Propenoic Acid, 2-Hydroxyethyl Ester, Polymer With 1,3-Diisocyanatomethylbenzene, 2-Oxepanone And 2,2-Oxybisethanol
CAS No.	143708-45-6
Molecular Formula	(C5H8O2.C6H6N2O2.C4H6O2.C4H10O3)x
Molecular Weight	Polymer - varies by grade
Synonyms	Poly(HEMA-TDI-ε-CL-PEG); Hydroxyethyl methacrylate-Toluene diisocyanate-ε-Caprolactone-Polyethylene glycol copolymer; HEMA/TDI/PCL/PEG copolymer; Polyurethane-acrylate hybrid resin; Acrylated urethane oligomer; Poly(2-hydroxyethyl methacrylate-co-toluene diisocyanate-co-ε-caprolactone-co-polyethylene glycol); Photocurable polyurethane acrylate; PU-acrylate copolymer
EINECS	Contact for details

Quality Control

Our production of this advanced copolymer adheres to strict quality management systems. Each batch is characterized for critical parameters including monomer conversion, molecular weight distribution, viscosity, and functional group content to ensure batch-to-batch consistency and performance reliability. Certificates of Analysis (COA) detailing these specifications are available upon request, supporting compliance in regulated supply chains.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flame. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid to solid (color varies by grade)
Identification (IR)	Conforms to structure
Solid Content	≥ 98% (or as per grade)
Viscosity (25°C)	Specification available upon request
Acid Value (mg KOH/g)	≤ 5.0
Hydroxyl Value (mg KOH/g)	Specification available upon request
Color (Gardner)	≤ 3
Moisture Content (KF)	≤ 0.5%

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