1、TERPENE RESINS IN PRESSURE SENSITIVE ADHESIVES

Terpene resins are primarily synthesized by a cationic polymerization process where a suitable solvent and a Lewis acid catalyst are employed.

2、Preparation method of epoxy resins with low total chlorine content

The invention discloses a preparation method of glycidyl ether epoxy resins with low total chlorine content.

3、Preparation of High

β‐Pinene is able to be polymerized to obtain terpene resin. Terpene resin is a non‐toxic polymer that is chemically inert to most substances and has a wide range of industrial applica

4、PREPARATION METHOD AND APPLICATION OF LOW

(57) The present application belongs to the technical field of epoxy resins, and more particularly relates to a preparation method and application of a low-chlorine epoxy resin, which aim to solve the problem of high chlorine impurity content of an epoxy resin.

5、Application Notes and Protocols for the Synthesis of Terpene Resins

It is primarily composed of terpenes like α-pinene and β-pinene.[1][2] This document provides detailed application notes and experimental protocols for the synthesis of terpene resins from CST.

Continuous method for producing epoxy resins with a low EHC content

This web page summarizes information in PubChem about patent EP-0254678-A1. This includes chemicals mentioned, as reported by PubChem contributors, as well as other content, such as title, abstract, and International Patent Classification (IPC) codes. To read more about how this page was constructed, please visit the PubChem patents help page.

113024771 Preparation method of epoxy resins with low total chlorine

The preparation method provided by the invention is suitable for preparing various glycidyl ether epoxy resins, and has the advantages of low total chlorine content of the product, high epoxy value and yield, mild reaction conditions and the like.

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Chloride impurities included in epoxy resin corrodes wirings of circuit boards and occurs with poisonous gasses in the case that circuit boards burn. ADEKA provides Low chlorine Epoxy Resin, which is removed to chloride impurities as purity as possible.

The Chemistry of Tackifying Terpene Resins

The chemical and structural studies following were designed to define terpene resin structure and pro vide analytical data on these resins which could be used to predict the specific utility of a resin in a pressure sensitive or hot melt formulation.

In modern industry, resins, as an important chemical raw material and high-performance material, their production technology advancement is of great significance for promoting the rapid development of related industries. Especially terpene resins, due to their unique properties such as excellent electrical insulation, mechanical strength, and processing performance, are widely used in electronics, automotive, aerospace, and other fields. traditional terpene resin production processes with high chlorine content are gradually being restricted due to their adverse environmental impacts. developing a low-chlorine terpene resin production process is particularly important.

Chlorine content is one of the critical indicators for evaluating resin quality, directly related to the environmental performance and service life of the resin. Traditional high-chlorine terpene resin production processes usually adopt chlorination or bromination methods. Although these methods can increase the chlorine content of the resin, they also bring problems such as environmental pollution and resource waste. For example, the chlorination process generates a large amount of chlorine gas, which not only causes serious environmental pollution but may also pose health hazards to humans. Additionally, the significant energy consumption during chlorination exacerbates resource constraints.

To address these issues, researchers have proposed a low-chlorine terpene resin production process. The core of this process lies in optimizing reaction conditions and controlling the occurrence of side reactions to reduce the chlorine content in the resin. Specifically, this can be achieved by adjusting the ratio of reactants, selecting appropriate catalysts, and controlling reaction temperature and time. For instance, using new catalysts can effectively inhibit chlorination reactions, thereby reducing the chlorine content in the resin. Meanwhile, introducing alternative reaction pathways can further minimize chlorine gas generation, alleviating environmental impacts.

In practical applications, the low-chlorine terpene resin production process offers significant advantages. Firstly, it substantially reduces production costs since lower chlorine content means reduced usage of chlorinating agents and associated energy consumption. Secondly, the resin produced by this process demonstrates superior environmental performance, reducing pollution and health hazards. Lastly, the reduced chlorine content extends the resin's service life, providing greater economic benefits for enterprises.

Beyond these advantages, this low-chlorine terpene resin production process has broad application prospects. With increasingly stringent environmental regulations and growing public awareness of environmental protection, more companies and research institutions are focusing on the production and application of low-chlorine resins. This not only meets market demands but also drives industry development. For example, in the electronics industry, low-chlorine resins can be used to manufacture key components like high-frequency transformers and capacitors, improving product quality and performance; in the automotive industry, low-chlorine resins can be used to produce auto parts such as engine components and braking systems, enhancing vehicle safety and environmental performance.

the low-chlorine terpene resin production process is a new technology with significant application value and development potential. By optimizing reaction conditions and controlling side reactions, it effectively reduces chlorine content in the resin, achieving low-chlorine resin production. This not only helps resolve issues in existing processes but also promotes technological progress and sustainable development in related industries. With ongoing research and technological maturation, we can expect to see more efficient, environmentally friendly, and cost-effective terpene resin production processes emerging in the future.