1、Preparation of High

Under the optimized reaction conditions (10 g of β -pinene, 3 g of DES catalyst, reaction temperature 0 °C, and reaction time 4 h), the softening point of the obtained terpene resin was as high as 142.0 °C (global method), and the terpene resin yield reached 94.2%.

2、β

该树脂主要用于溶剂型SBS胶黏剂、氯丁胶黏剂、压敏胶及热熔胶的增黏树脂，并应用于油墨、涂料和塑料等领域。 其制备方法为α-蒎烯通过催化剂聚合生成，具备耐热性、耐光性及良好绝缘性能。

3、A Novel Approach to the Development of Natural Resin‐Based Biopolymer

In this study, it was aimed to synthesize and model the natural terpene-rosin phenolic resin (TRPR) by (a) reacting terpene and resin acids together in a single step without predistillation and (b) using an environmentally friendly and reusable ion-exchange catalyst (Amberlyst15).

Hydrogenated Rosin and Terpene Resins: Analysing Advantages for UV and

It not only imparts a degree of hydrophilicity to rosin acids but also enables them to participate in a variety of important chemical reactions, such as esterification.

Improving the Performance of Photoactive Terpene

Resin formulations based on biobased terpenes were investigated to offer a simple, scalable, and environmentally friendly route for rapid photocuring.

Hydrogenated Terpene Phenolic Resin

Terpene phenolic resin with properties of transparency and water resistance that have been enhanced through our unique hydrogenating technology. Used for adhering acrylic materials, adhesives, and modifying film surfaces.

Terpene resin T

Terpene resin is a linear polymer obtained by using turpentine as raw material, polymerized under a catalyst, and undergoing processes such as hydrolysis, acidolysis, water washing, filtration and distillation.

多萜_百度百科

多萜（terpene resin）又称萜烯树脂或多萜树脂，是由松节油、β-蒎烯、萜二烯等萜烯类聚合制得的黏稠液至脆性固体的热塑性树脂，其是一种植物天然香料，属烃类树脂，常用作涂料助剂等化工产品。

Providing resins with hydrophilicity｜FUJIFILM Wako Pure Chemical

Inducing hydrophilicity in resins improves its various properties, such as "washability," "absorbability," "antibacterial property," "biocompatibility," and "ease of coating and adhesion."

Hydrophilic tyrosine

The TPP resins exhibit vital surface hydration resulting in increased hydrophilicity in an aqueous environment (Fig. 4 (b)), which is the crucial reason for the nonspecific adhesion of microorganisms.

With the rapid advancement of science and technology, remarkable achievements have been made in the field of materials science. Among these, terpene resins, as materials with unique properties, have garnered significant attention. The study of their hydrophilicity not only enriches the theoretical framework of materials science but also opens new avenues for practical applications. This paper explores the nature of hydrophilicity in terpene resins and their applications across various fields.

I. Overview of Terpene Resins

Terpene resins are high-molecular-weight materials synthesized through the polymerization of terpene compounds. They exhibit excellent chemical stability and mechanical properties. Due to their molecular structure, which contains both polar and nonpolar groups, terpene resins demonstrate distinctive physical properties, such as good thermal stability, aging resistance, and electrical insulating characteristics. Additionally, their high temperature resistance and solvent resistance make them widely applicable in numerous industrial sectors.

II. Study of Hydrophilicity in Terpene Resins

Hydrophilicity in terpene resins refers to their solubility in aqueous solutions. Research indicates that this property is closely linked to their molecular structure. By modifying the molecular architecture of terpene resins, their hydrophilicity can be effectively regulated. For instance, introducing polar groups (e.g., hydroxyl or carboxyl groups) enhances hydrophilicity, while incorporating nonpolar groups (e.g., alkyl or aryl groups) reduces it.

III. Factors Affecting Hydrophilicity

Key factors influencing the hydrophilicity of terpene resins include temperature, concentration, and solvent type. Generally, hydrophilicity increases with rising temperatures, whereas it weakens at lower concentrations. Different solvents also exert varying effects: polar solvents (e.g., alcohols, ketones) promote hydrophilicity, while nonpolar solvents (e.g., hydrocarbons, ethers) may inhibit it.

IV. Applications of Hydrophilicity in Terpene Resins

1. Coatings Industry: Terpene resins, known for their adhesion and chemical resistance, serve as base materials in coatings. Adjusting their hydrophilicity enables the development of coatings tailored to specific application requirements.
2. Adhesives Industry: With strong bonding capabilities and heat resistance, terpene resins are ideal for adhesive formulations. By tuning their hydrophilicity, adhesives suitable for diverse environmental conditions can be produced.
3. Textile Industry: Terpene resins impart softness and durability to textiles as finishing agents. Controlling their hydrophilicity allows for the creation of textiles with customized performance traits.
4. Environmental Protection: Due to their biodegradability, terpene resins hold promise in eco-friendly applications. Modulating hydrophilicity can minimize environmental pollution and facilitate resource recycling.

the hydrophilicity of terpene resins is a critical area for in-depth research. Investigating this property provides novel theoretical and technological support for materials science. its applications offer vast market potential and practical significance. In the future, continued exploration and innovation in this domain are expected to contribute even more to human progress.