1、Facile synthesis of bio

In this work, a novel latent curing agent was developed from IM and PA and high glass transition temperature was achieved for the cured one-component epoxy. A 6-coordination compound PAIM was obtained by salt-forming reaction of phytic acid and IM.

2、Thermal curing of epoxy resins at lower temperature using 4

In this study, we present N -methyl- N -pyridyl amide derivatives as thermal latent curing agents for use at lower temperatures, along with their mechanism of epoxy curing through the generation of the highly reactive 4- (methylamino)pyridine (4MAPy) (Figure 1).

3、Imidazolium Phosphinate Ionic Liquids as Latent Curing Agents for Epoxy

This work establishes IMPILs as a novel class of liquid latent curing agents that satisfy both long-term storage requirements and excellent thermal-curing performance for advanced epoxy composites.

Research progress on latent curing agent for epoxy resin

The progress on latent curing agent for epoxy resin was summarized in this paper, and research situation of modified aliphatic amines, aromatic diamines, dicyandiadide, imidazole, acid anhydrides, organic hydrazides, lewis acid-amine complexes and microcapsules were introduced.

Latent curing agent: Dispersion｜Products｜T&K TOKA

These are dispersion (pseudo-liquid) type latent curing agents.They have low viscosity and easy to handle, and can be cured in a short time by heating above 60 degrees Celcius.

A latent curing agent for rapid curing of phenolic epoxy resin

Developing effective latent curing agent for rapid curing of epoxy resins at low temperatures remains challenging. This study reports a latent curing agent, ortho-cresol phenolic epoxy resin-bisphenol A (EOCN-BPA), prepared through the addition reaction of o-methyl phenolic epoxy resin with BPA.

Research Progress of Latent Curing Agent for Epoxy Resin

Meanwhile, the current evaluation methods of latent performance of curing agent are summarized, including DSC and rheological behavior analysis. Finally, the advantages and disadvantages of the current latent curing agents are evaluated, and the trends of future work are highlighted.

Latent curing epoxy systems with reduced curing temperature and

Especially, TCBPA and TBBPA, participated as the latent curing agents, were expected to enhance shelf life as well as reduce curing temperature of the single component epoxy adhesives due to the activation of chloride and/or bromine groups on phenol-based compounds.

Thioester

Our experiments showed that thioester-based epoxies cured differently than those with thiol, leading to addressing challenges in the curing process. We also analyzed thermomechanical properties by varying the ratios of curing agents and fillers.

Novel Thermal Latent Curing Agents for Epoxy Resins Based on Dual

Herein, we present a dual-locked thermal latent curing agent based on aminopyridines, protected by amidation and N-oxidation, designed to enhance both pot life and final curing efficiency.

Latent Epoxy Curing Agent NP515

In modern industrial and construction fields, the application of epoxy resins has become increasingly widespread. Among them, latent epoxy curing agents, as highly efficient materials, have attracted significant attention due to their performance and applications. Today, we will delve into the knowledge related to the latent epoxy curing agent NP515.

1. Introduction to Latent Epoxy Curing Agent NP515

A latent epoxy curing agent is a curing agent with unique properties. It remains in a liquid state at room temperature but rapidly undergoes chemical reactions upon contact with epoxy resin, forming stable gel-like substances. This curing method is termed "latent" curing, meaning the curing reaction occurs on the surface while the interior remains liquid. As a result, latent epoxy curing agents offer advantages such as rapid curing, high strength, and high toughness, making them suitable for various high-performance applications.

2. Characteristics of Latent Epoxy Curing Agent NP515

1. Rapid Curing: NP515 can complete the curing reaction within seconds to minutes, significantly shortening project timelines. This is particularly valuable for construction projects and industrial manufacturing processes that require fast implementation.

2. High Strength: Due to minimal volume shrinkage during curing, materials formulated with NP515 exhibit exceptional strength and rigidity. This has led to widespread use in structural components and composite materials.

3. High Toughness: NP515 demonstrates excellent toughness, withstanding substantial impact loads without fracturing. This property opens potential applications in earthquake relief, military equipment, and other demanding fields.

4. Environmental Friendliness: The curing process of NP515 produces no harmful emissions, aligning with green building material trends and supporting sustainable development initiatives.

3. Applications of Latent Epoxy Curing Agent NP515

1. Construction Industry: NP515 is widely used for structural reinforcement, repair, and waterproofing. For example, in concrete crack treatment, it quickly fills gaps, enhancing overall structural integrity and durability.

2. Automotive Manufacturing: During vehicle production, NP515 is applied in automotive body coatings and repairs, improving wear and corrosion resistance. It also bonds and fixes automotive components, boosting overall performance.

3. Aerospace: Owing to its superior mechanical and high-temperature resistance properties, NP515 is extensively used in aerospace. Applications include bonding aircraft engine blades and manufacturing aerospace structural components.

4. Military Equipment: NP515 holds immense potential in military contexts. It can bond tank armor plates to enhance protection and seal or防腐 treat missile launch systems.

4. Outlook

With technological advancements and growing environmental awareness, the future applications of NP515 will expand further. We believe that latent epoxy curing agents will play an even greater role in construction, automotive, aerospace, and other sectors, contributing to a better future for humanity.

as an efficient and eco-friendly novel material, latent epoxy curing agent NP515 boasts broad development prospects. Increased research efforts and technological upgrades in this field will drive industrial progress and benefit society as a whole.