1、Modification of amine
Amine-cured epoxy polymers were modified after curing, exploiting the reactivity of their intrinsic diethanolamine (DEA) units toward boronic acids. The condensation of DEA units with various boronic acids resulted in changes in the thermal, mechanical, and optical properties of the original amine-cured epox
2、Synthesis of Waterborne Epoxy Based on E6 and Diethanolamine
Waterborne Epoxy resins are new kinds of resins that are more environmentally friendly and can be used for different coating applications. E6 epoxy resin is prepolymerized with DEA and...
3、Modification of Epoxy Resin with Diethanolamine
To address this, researchers have proposed an innovative method—improving the performance of epoxy resins by adding modifiers. Among these, diethanolamine (DEA), with its unique molecular structure, can significantly enhance the mechanical strength, thermal stability, and chemical resistance of epoxy resins.
Preparation and performance of waterborne epoxy resin
The experiment results showed that with increasing the molar ratio of DEOA to epoxy group,the stability of epoxy resin emulsion increased,the particle diameters decreased and their distribution narrowed.
Synthesis of aqueous phenolic epoxy resin sizing agent and its
In this research, diethanolamine modified phenolic epoxy resin was used to synthesize waterborne phenolic epoxy resin with different modification degrees, and carbon fiber was sizing treated by sizing agents with different raw material ratios and solid contents, and carbon paper was prepared by wet papermaking process.
Functionalization of amine
Herein, we demonstrated functionalization of post-cure epoxy resins based on dynamic dioxazaborocane (DOAB) formation between diethanolamine (DEA) units in amine-cured epoxy resins and boronic acid modifiers.
Synthesis of waterborne epoxy resin with diethanolamine
A water-soluble epoxy resin emulsion was synthesized by diethanolamine-assisted succinimide modified epoxy resin (DSEP) and used to reinforce the strand integrity of polyimide filament (PI).
Study on the Synthesis and Properties of Waterborne Epoxy Resin and
The experimental results showed that, when molar ratio of epoxy resin and diethanolamine was 4:3, reaction temperature of 70-80°C, the preparation of waterborne epoxy resin emulsion has small particle size and good stability.
Diethanolamine, pure by BASF SE, Intermediates Division
Diethanolamine, pure is a neutralisation agent for water based coatings, building block for the modification of epoxy resins and polyurethanes. Diethanolamine modified epoxy resins are used for cationic electro deposition coatings.
Synthesis of waterborne epoxy resin with diethanolamine
A water-soluble epoxy resin emulsion was synthesized by diethanolamine-assisted succinimide modified epoxy resin (DSEP) and used to reinforce the strand integrity of polyimide filament (PI).
In the flourishing development of modern industry, advancements in material science have brought revolutionary changes to various sectors. Particularly in the field of high-performance polymers, diethanolamine (DEA)-modified resins, as emerging materials, have attracted widespread attention due to their unique properties and broad application prospects. This article aims to delve into the characteristics, preparation methods, and applications of DEA-modified resins in multiple fields, thereby revealing the critical role of this material in future technological advancements.
Properties of Diethanolamine-Modified Resins
DEA-modified resins are high-polymer materials obtained through chemical modification by incorporating diethanolamine monomers. This modification not only enhances the mechanical strength, thermal resistance, and chemical resistance of the resin but also improves its adaptability to various environmental factors. For instance, the introduction of DEA increases the glass transition temperature of the resin, enabling it to maintain better physical properties at low temperatures. Meanwhile, the presence of DEA ensures that the resin remains chemically stable under high-temperature conditions, effectively prolonging its service life.
Preparation Methods
The preparation of DEA-modified resins involves complex chemical reactions. Initially, suitable monomers such as styrene or acrylic acid are reacted with diethanolamine to form prepolymers. These prepolymers are then gradually crosslinked and cured through polymerization reactions to create a high-polymer network with specific functions. Controlling reaction conditions—such as temperature, the type and dosage of catalysts, and reaction time—is crucial to ensuring the resin meets performance expectations.
Application Fields
As the performance of DEA-modified resins continues to improve, they demonstrate extensive potential across diverse domains. In the electronics and electrical sector, these resins are used to manufacture substrate materials for circuit boards. Their excellent electrical insulation properties and mechanical strength effectively reduce product failure rates and boost production efficiency. In the automotive industry, DEA-modified resins serve as adhesives for engine components, with their high-temperature resistance and corrosion resistance ensuring long-term stable operation of vehicles. Additionally, in aerospace, these resins are widely employed in the production of aircraft fuselages and engine parts due to their high strength and low-density characteristics.
Challenges and Future Prospects
Despite the advantages of DEA-modified resins, practical applications still face challenges. For example, further improving thermal stability, aging resistance, and cost-effectiveness while maintaining performance are ongoing research and development priorities. with increasingly stringent environmental regulations, minimizing pollution during production processes has become a critical consideration for enterprises.
Looking ahead, continuous technological progress is expected to expand the role of DEA-modified resins in more fields. By optimizing preparation processes, exploring new applications, and addressing existing issues through sustained research, this material is poised to deliver greater innovation and convenience to society.
as an emerging material, DEA-modified resins possess unique properties and vast application prospects, positioning them to play a pivotal role in future technological development. With relentless exploration and optimization, it is reasonable to believe that this material will significantly contribute to advancing technology and society.
