Description

Fatty Acids, C18-Unsatd., Dimers, Bis2-2,2-Bis(1-Oxo-2-Propenyl)Oxymethylbutoxymethyl-2-(1-Oxo-2-Propenyl)Oxymethylbutyl Ester is a specialized, high-molecular-weight dimeric ester derived from unsaturated C18 fatty acids, designed for advanced polymer and coating applications. This compound matters for its role as a reactive diluent and crosslinking agent, imparting flexibility, durability, and enhanced chemical resistance to final formulations. It is primarily needed by manufacturers in the polymer, specialty coatings, and advanced adhesive industries seeking to improve product performance. The product is supplied under strict quality control to ensure batch-to-batch consistency for industrial processes.

Application

• Reactive Diluent in UV-Curable Coatings and Inks: Modifies viscosity and enhances film properties without compromising cure speed or final performance.
• Crosslinking Agent for Acrylic Polymers: Used to create high-performance, thermoset resins with improved toughness and weatherability.
• Intermediate for Specialty Polyester and Alkyd Resins: Imparts flexibility and hydrolytic stability to resins used in industrial and protective coatings.
• Modifier for Pressure-Sensitive and Structural Adhesives: Enhances adhesion, cohesion, and resistance to plasticizer migration.
• Component in Fiber-Reinforced Composites: Improves interfacial bonding between the matrix and reinforcement fibers.
• Additive for Sealants and Elastomers: Contributes to long-term elasticity and resistance to environmental stress cracking.

Basic Information

Product Name	Fatty Acids, C18-Unsatd., Dimers, Bis2-2,2-Bis(1-Oxo-2-Propenyl)Oxymethylbutoxymethyl-2-(1-Oxo-2-Propenyl)Oxymethylbutyl Ester
CAS No.	500574-15-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Dimer Acid Based Diacrylate Ester; Bis(2-(((2,2-bis(acryloyloxymethyl)butoxy)methyl)-2-(acryloyloxymethyl)butyl) Dimerate; C18 Unsaturated Fatty Acid Dimer Diacrylate; Acrylated Dimer Acid Ester; Dimer Acid Diacrylate; Polyfunctional Acrylate Ester of Dimer Acid; Dimer Acid Based Polyacrylate; Dimerized Fatty Acid Acrylate Ester
EINECS	Contact for details

Quality Control

Our Fatty Acids, C18-Unsatd., Dimers, Bis2-2,2-Bis(1-Oxo-2-Propenyl)Oxymethylbutoxymethyl-2-(1-Oxo-2-Propenyl)Oxymethylbutyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure compliance with agreed specifications for purity, functionality, and stability. Certificates of Analysis (COA) documenting key parameters such as assay, acid value, color, and viscosity are provided and 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 easily oxidized (store under inert atmosphere) and is light-sensitive. Keep away from heat, sparks, open flames, and incompatible materials such as strong oxidizing agents and bases. Under recommended storage conditions, the product is typically stable.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 4
Acid Value (mg KOH/g)	≤ 5.0
Viscosity @ 25°C (cPs)	Contact for details
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.2%
Identification (IR)	Conforms to reference

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