Ethoxylated trimethylolpropane triacrylate
[CAS# 28961-43-5]

Identification

• Classification: Organic raw materials >> Carboxylic compounds and derivatives >> Carboxylic esters and their derivatives
• Name: Ethoxylated trimethylolpropane triacrylate
• CAS Registry Number: 28961-43-5
• EC Number: 500-066-5
• SMILES: CCC(COCCOC(=O)C=C)(COCCOC(=O)C=C)COCCOC(=O)C=C

Properties

• Density: 1.1±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.471, Calc.^*
• Boiling Point: 498.5±45.0 °C (760 mmHg), Calc.^*
• Flash Point: 212.2±28.8 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software

Safety Data

• Hazard Symbols: GHS07 Warning
• Risk Statements: H302-H315-H319-H335
• Safety Statements: P261-P280-P301+P312-P302+P352-P305+P351+P338

Discovery and Applications

Ethoxylated trimethylolpropane triacrylate is a versatile chemical compound widely used in industrial applications due to its unique chemical properties. This compound is part of a larger class of chemicals known as acrylates, which are characterized by their ability to undergo polymerization to form various types of polymers and resins. The ethoxylated variant of trimethylolpropane triacrylate enhances the properties of this compound, making it suitable for a range of specialized applications.

The discovery of ethoxylated trimethylolpropane triacrylate is tied to the broader development of acrylate chemistry. Acrylates have been utilized since the early 20th century, with ongoing advancements improving their performance and expanding their applications. Ethoxylation, a chemical process involving the addition of ethylene oxide to a compound, modifies the base trimethylolpropane triacrylate to introduce ethoxy groups. This modification imparts different properties to the molecule, such as improved solubility and reactivity, which are beneficial for various industrial uses.

In terms of applications, ethoxylated trimethylolpropane triacrylate is primarily used in the formulation of coatings, adhesives, and sealants. Its role in these applications is significant due to its ability to form cross-linked polymers upon polymerization. This cross-linking capability results in coatings and adhesives with enhanced durability, chemical resistance, and adhesion properties. For instance, in the coatings industry, it is used to produce high-performance finishes that are resistant to abrasion, chemicals, and environmental conditions.

Furthermore, this compound is also employed in the production of UV-curable inks and coatings. When exposed to UV light, ethoxylated trimethylolpropane triacrylate undergoes polymerization, forming a solid film that provides a durable and resistant surface. This property is particularly valuable in applications where quick curing and high-performance coatings are required, such as in the printing industry and electronic devices.

In the adhesive industry, ethoxylated trimethylolpropane triacrylate contributes to the formulation of adhesives with strong bonding properties. Its ability to polymerize and form cross-linked networks enhances the adhesive's performance, making it suitable for demanding applications such as in automotive and construction industries.

Another notable application of this compound is in the production of composite materials. The incorporation of ethoxylated trimethylolpropane triacrylate into composite formulations improves the mechanical properties and stability of the composites, making them suitable for use in a variety of engineering applications.

Research and development continue to explore new uses and improvements for ethoxylated trimethylolpropane triacrylate. Innovations in polymer chemistry and material science are likely to expand its applications further and enhance its performance characteristics.

In summary, ethoxylated trimethylolpropane triacrylate is a specialized acrylate compound with a range of industrial applications. Its ability to form cross-linked polymers upon curing makes it valuable in coatings, adhesives, and composite materials, contributing to the durability and performance of these products.

References

2016. Anisotropic electronically conductive films templated using ultrasonic focusing. Electronic Materials Letters, 12(1).
DOI: 10.1007/s13391-015-5057-2

2022. An acrylate-based quasi-solid polymer electrolyte incorporating a novel dinitrile poly(ethylene glycol) plasticizer for lithium-ion batteries. Journal of Materials Science, 57(27).
DOI: 10.1007/s10853-022-07431-1

2024. Kinetics of Photopolymerization of Multifunctional (Meth)Acrylates in the Presence of an Aromatic Imidazole. High Energy Chemistry, 58(4).
DOI: 10.1134/s0018143924700231