1、Recent progress in degradation and recycling of epoxy resin
Amine curing agent is the most common type of epoxy resin curing agents and approximately 71% of all epoxy resins are cured by amine curing agents. Therefore, it is crucial to study the degradation of amine-cured epoxy resins.
2、Mechanochemical Recycling of Acid Anhydride
Abstract Epoxy resin (EP) is a widely used thermosetting resin. However, its cross-linked structure poses a big challenge for recycling into value-added products. This study advanced the recycling of acid anhydride-cured epoxy using solid-state shear milling (S3M) technology.
3、Recycling Epoxy Curing Agents in Puyang
Puyang, an industrial city with a rich history and industrial foundation in epoxy curing agent production, now confronts a major challenge due to increasingly stringent environmental regulations and shifting market demands: How to achieve efficient recycling and reuse of epoxy curing agents.
Towards Sustainable Recycling of Epoxy
To cover the resource demand of the composite industry and to reduce the environmental impact of accumulated epoxy waste, there is an urgent need for the development of sustainable recycling methods.
DIC Develops Basic Technology for an Innovative Epoxy Resin Curing Agent
Tokyo, Japan—DIC Corporation today announced that it has succeeded in developing basic technology for a groundbreaking epoxy resin curing agent that resists heat up to over 200°C and can be recycled.
The epoxy resins and curing agents commonly used in researches and
The crosslinking reaction involves the opening of the epoxide ring or oxirane group in the presence of a crosslinking agent (or so-called curing agent or hardener), such as (poly)amines,...
环氧树脂固化剂的常见类型及其固化机理
潜伏固化剂可与环氧树脂混合制成液态化合物，简化环氧树脂产品的应用，其应用范围从单一的包装胶粘剂向涂料、浸渍漆、灌封料、粉末涂料等多方面发展。
A critical review of dynamic bonds containing curing agents for epoxy
Investigated the mechanical, thermomechanical, thermal, and recycling properties of the epoxy thermosets cured by developed curing agents. Addressed the challenges, opportunities and emerging trends in the field.
Recycling of Epoxy Resins with Degradable Structures or Dynamic Cross
However, introducing degradable or dynamically cross-linked structures into epoxy resins to modify their molecular structures will bring good special responsiveness, with the expectation to achieve efficient recycling while maintaining their original performance.
Xinzhou's Recycling of Epoxy Curing Agents
First, Zibo has introduced a series of policies to encourage the recycling of epoxy curing agents, including tax incentives and financial support, providing strong policy assurance for recycling enterprises.
In today’s society, environmental protection has become a global imperative. With the continuous development of industrialization, the emission of waste materials and pollutants has increasingly worsened. As a critical component of industrial coatings, the disposal of waste epoxy paint curing agents has garnered growing attention. This article explores effective methods for recycling epoxy paint curing agents to achieve dual goals of resource circularity and environmental preservation.
Epoxy paint curing agents are high-performance chemical products widely used in coating operations across industries such as construction, automotive, shipbuilding, and aviation. due to their unique chemical properties, these agents are often difficult to degrade after disposal, posing significant environmental risks. efficiently recycling epoxy paint curing agents to minimize their environmental impact has become an urgent challenge.
Firstly, it is essential to recognize that recycling epoxy paint curing agents can reduce environmental pollution while conserving resources. These agents contain substantial organic matter, which, if discarded directly, could severely contaminate soil and water sources. By recycling, this organic material can be transformed into useful chemicals or raw materials, maximizing resource utilization.
Secondly, recycling epoxy paint curing agents can lower production costs. Traditional recycling methods often require advanced technologies and equipment, but modern recycling techniques have significantly reduced costs and improved economic efficiency. For instance, biotechnologies or chemical approaches can extract valuable compounds from waste curing agents, which can then be repurposed for producing new coatings or other chemical products.
recycling epoxy paint curing agents promotes sustainable development. As environmental awareness rises, more enterprises are prioritizing lifecycle management of products, with recycling being a key strategy. By reusing curing agents, the demand for new raw materials decreases, energy consumption and carbon emissions are reduced, contributing to sustainable development goals.
effective recycling of epoxy paint curing agents faces technical challenges. First, the diverse types of curing agents vary in composition and structure, complicating recycling processes. Second, many organic components in these agents are toxic, necessitating safe decontamination during recycling. Additionally, recycled materials must undergo purification and refinement to meet reuse standards.
To address these challenges, scientists have achieved breakthroughs. For example, novel catalysts have been developed to break down organic matter in curing agents into harmless gases and liquids. Emerging technologies also enable rapid separation and purification of curing agents, greatly enhancing recycling efficiency.
Beyond technological innovation, policy support is crucial for advancing recycling efforts. Governments can incentivize enterprises through tax breaks, subsidies, or funding to lower operational costs. Strengthened regulations can also ensure compliance and safety in recycling practices.
recycling epoxy paint curing agents is a complex yet necessary endeavor. Through technological advancements and policy backing, effective recycling can mitigate environmental harm, save resources, and foster sustainability. This is not only a responsibility toward the environment but also an investment in the future. Let us work together to advance green production and consumption.
