Description

2-Propenoic acid, 2-hydroxyethyl ester, polymer with 1,1-methylenebis4-isocyanatocyclohexane and .alpha.,.alpha.,.alpha.-1,2,3-propanetriyltris.omega.-hydroxypolyoxy(methyl-1,2-ethanediyl) is a specialized polyurethane-acrylate hybrid polymer designed for high-performance applications. This compound matters because it combines the durability and chemical resistance of polyurethanes with the excellent weatherability and adhesion properties of acrylics. Industrial formulators and manufacturers in the coatings, adhesives, and advanced materials sectors need this polymer to create products with enhanced mechanical strength, flexibility, and environmental stability.

Application

• High-Performance Industrial Coatings: Used as a key resin in protective coatings for automotive, aerospace, and marine equipment due to its excellent UV resistance and durability.
• Advanced Adhesives and Sealants: Serves as a base polymer for formulating strong, flexible adhesives used in construction, electronics assembly, and automotive bonding.
• Specialty Inks and Overprint Varnishes: Provides scratch resistance, gloss, and adhesion in printing inks and protective varnishes for packaging and labels.
• Fiber Optic Coatings: Applied as a primary or secondary coating to protect optical fibers, offering low moisture absorption and good mechanical properties.
• 3D Printing Resins: Utilized in stereolithography (SLA) and other photopolymerization-based additive manufacturing processes to produce tough, functional prototypes and parts.
• Electronic Encapsulants and Potting Compounds: Protects sensitive electronic components from moisture, dust, and mechanical shock.

Basic Information

Product Name	2-Propenoic acid, 2-hydroxyethyl ester, polymer with 1,1-methylenebis4-isocyanatocyclohexane and .alpha.,.alpha.,.alpha.-1,2,3-propanetriyltris.omega.-hydroxypolyoxy(methyl-1,2-ethanediyl)
CAS No.	73324-00-2
Molecular Formula	Polymeric substance; contact for details.
Molecular Weight	Polymeric substance; contact for details.
Synonyms	Urethane-acrylate hybrid oligomer; Polyurethane acrylate resin; HDI-based urethane acrylate; Aliphatic urethane acrylate; Photocurable urethane acrylate; Acrylated polyurethane; 2-Hydroxyethyl acrylate-HDI-polyether polymer; Radiation-curable urethane oligomer.
EINECS	Contact for details.

Quality Control

Our urethane-acrylate hybrid polymer is manufactured under a strict quality management system. Each batch undergoes rigorous testing for critical parameters including viscosity, solids content, acid value, color, and functional group analysis to ensure consistent performance and batch-to-batch reproducibility. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

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 / 59-77°F). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent moisture absorption, which can affect product properties. Keep away from heat sources and open flame.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 3
Viscosity (at 25°C)	Contact for details
Solid Content	Contact for details
Acid Value (mg KOH/g)	≤ 5.0
Moisture Content (Karl Fischer)	≤ 0.5%
Functionality (Acrylate)	Contact for details

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