1、Interfacial improvement of carbon fiber reinforced epoxy composites by

Advances in interfacial improvement have been realized through sizing agent, however, scant information about impacts of curing agent and its content in sizing agent on interfacial adhesion is available.

2、Influence of Curing Agents Molecular Structures on Interfacial

Therefore, in the current work, the effect of the molecular structure of curing agents on the interfacial characteristics of graphene/epoxy nanocomposites is investigated and discussed within steered molecular dynamics (SMD) framework.

3、Influence of different composite curing agents on the rapid curing

In particular, effective formulations are designed for mixing fast and slow curing agents, studying their effects on the curing behavior, curing quality, and mechanical properties of epoxy resins and elucidating their influence mechanisms.

Preparation of composite epoxy networks by eco

Epoxy films were then prepared with three different curing agents across three distinct epoxy resin systems. Mechanical, thermal, and chemical analyses of the films were performed. Additionally, coatings were applied to glass surfaces, and their surface properties were evaluated.

A critical review of dynamic bonds containing curing agents for epoxy

Particular emphasis is given to synthesis approaches and curing performances of intrinsically recyclable epoxy curing agents for the development of next-generation epoxy thermosets.

Supported Ionic Liquid Silica as Curing Agent for Epoxy

The present study aims to improve the mechanical properties of epoxy composite by incorporating supported ionic liquid silica (IL-silica). The IL-silica not only showed improved interfacial interaction and reinforcement, but also served as cure agent of epoxy composites.

Effect of Curing Agent Type on Curing Reaction Kinetics of Epoxy Resin

In this paper, low molecular weight polyamides, aromatic amines and anhydrides were selected as three kinds of curing agents and their isothermal viscosity-time properties were studied to...

Influence of Curing Agents Molecular Structures on

This paper presents a comprehensive molecular dynamics study on the effects of the stoichiometric ratio of epoxy:hardener, hardener's linear and cyclic structure, and number of aromatic rings on the interfacial characteristics of graphene/epoxy nanocomposite.

ECCM17_Paper_Template

This paper focuses on analyzing the interfacial and thermal properties of an epoxy resin glass fibre reinforced composite.

Synergistic interfacial effects of sizing agent containing gradient

This investigation focuses on the use of sizing agent containing gradient curing agent from two directions for carbon fibers coupled with pre-heating treatment before fibers combined into composites to improve interfacial adhesion.

In modern industry, the performance and stability of materials are critical criteria for evaluating their quality. Interfacial curing agents and epoxy curing agents, as two commonly used chemical curing methods, each possess unique properties and application scopes. This article aims to provide readers with a comprehensive and in-depth understanding through a comparative analysis of these two types of curing agents.

I. Definitions and Mechanisms

Interfacial curing agents are chemicals designed to enhance the bonding between two dissimilar materials, improving their overall performance. They typically contain reactive substances such as acids, bases, or other organic compounds. Their primary function is to achieve material adhesion and stabilization through chemical reactions or physical interactions (e.g., mechanical forces).

Epoxy curing agents, by contrast, are specialized accelerators used for thermosetting resins like epoxy resin. They facilitate the transition of epoxy resin from a liquid to a solid state, thereby enhancing the material’s adhesive strength and durability.

II. Application Range

Due to their versatility and broad applicability, interfacial curing agents are widely used in aerospace, automotive manufacturing, construction, electronics, and other fields. They can handle various composite materials, including metals, ceramics, plastics, and more.

Epoxy curing agents, are more niche in application, primarily employed in engineering projects requiring high-performance bonding and sealing, such as bridge construction, shipbuilding, and precision instrument manufacturing.

III. Performance Comparison

1. Curing Speed: Epoxy curing agents typically cure faster, enabling rapid completion of projects with tight timelines. Interfacial curing agents may cure more slowly but allow for precise control over the curing process, suiting applications that require extended curing times or meticulous regulation.

2. Performance Stability: Epoxy curing agents generally exhibit higher mechanical and chemical stability, maintaining integrity under extreme conditions. While interfacial curing agents can also deliver stable performance, their efficacy may be more susceptible to environmental factors.

3. Cost-Effectiveness: Epoxy curing agents often come with higher costs due to their specialized formulations and production processes. Interfacial curing agents tend to be more affordable and can further reduce expenses through formulation adjustments.

4. Environmental Friendliness: Epoxy curing agents may produce hazardous substances during manufacturing, posing environmental challenges. Interfacial curing agents, relying on widely available and simpler raw materials, are generally considered more eco-friendly.

interfacial curing agents and epoxy curing agents each have distinct advantages and are suited to different scenarios. When selecting a curing agent, factors such as project requirements, budget constraints, and environmental considerations should be carefully evaluated. With advancements in technology and the development of new materials, future innovations may introduce even more efficient and sustainable curing solutions to meet evolving industrial demands.