1、Influence of hydrogenated petroleum resin on the crystallization

Silvestre et al. investigated the structure, morphology, crystallization and melting behavior of iPP/HDPE/HPR blends, and found that the structure and morphology of the blends depend on the crystallization conditions [8].

2、Comparison of thermal stability between dicyclopentadiene/hydrogenated

The thermal decomposition behavior and kinetics of dicyclopentadiene petroleum resin (DPR) and hydrogenated dicyclopentadiene petroleum resin (HDPR) were extensively explored.

3、Crystallization Temperature of Hydrogenated Petroleum Resin

The crystallization temperature of hydrogenated petroleum resin is a complex yet critical parameter. By understanding its definition, influencing factors, and applications, industries can better optimize HPR processing and performance.

4、The Nucleation Role of Hydrogenated Petroleum Resins

The influence of the hydrogenated petroleum resin P125 on the crystallization behavior, crystallization kinetics, and optical properties of polypropylene (PP) were investigated.

Influence of hydrogenated petroleum resin on structure evolution and

The influence of the hydrogenated petroleum resin P125 on the crystallization behavior, crystallization kinetics, and optical properties of polypropylene (PP) were investigated.

hydrogenated petroleum resin Latest Research Papers

Find the latest published documents for hydrogenated petroleum resin, Related hot topics, top authors, the most cited documents, and related journals

Influence of hydrogenated petroleum resin on the crystallization

Differential scanning calorimeter analysis revealed that the melting point and crystallization temperature of HDPE in blends shifted to lower temperature with the decreasing of HDPE...

Hydrogenated petroleum resin effect on the crystallization of

The influence of the hydrogenated petroleum resin P125 on the crystallization behavior, crystallization kinetics, and optical properties of polypropylene (PP) were investigated.

Influence of hydrogenated petroleum resin on the crystallization

Therefore, the petroleum resin is modified by hydrogenation to saturate the double bond and benzene ring in the molecule, eliminate the residual hal-ide, and obtain a transparent hydrogenated petroleum resin (HPR) with good light and thermal stability.

Hydrogenated petroleum resin effect on crystallization of

The influence of the hydrogenated petroleum resin P125 on the crystallization behavior, crystallization kinetics, and optical properties of polypropylene (PP) were investigated.

Hydrogenated Petroleum Resin: An Indispensable Polymer in Modern Industry The performance of hydrogenated petroleum resin (HPR) directly impacts product quality and production efficiency. Among its critical properties, the crystallization temperature—a key indicator—plays a vital role in both processing and application. This paper explores the concept, influencing factors, and practical significance of HPR’s crystallization temperature.

I. Definition of Crystallization Temperature

Crystallization temperature refers to the temperature range during which a material transitions from a liquid to a solid state. For HPR, this range corresponds to the interval where the resin fully transforms from a liquid to a solid. Within this range, changes in physical and chemical properties significantly affect the resin’s processability, mechanical performance, and final application outcomes.

II. Factors Affecting Crystallization Temperature

1. Molecular Structure The molecular structure of HPR profoundly influences its crystallization temperature. Longer polymer chains and increased branching typically elevate the crystallization temperature. This is due to enhanced lattice formation in longer chains, reducing entropy in the molten state and raising the crystallization threshold.

2. Degree of Polymerization The degree of polymerization (DP), reflecting molecular weight, directly impacts melting behavior and crystallization capacity. Higher DP generally lowers crystallization temperature, as longer chains facilitate ordered lattice structuring.

3. Additives Additives introduced during HPR production—such as antioxidants, UV stabilizers, or plasticizers—may alter crystallization temperatures. For example, antioxidants may suppress crystallization temperatures, while UV stabilizers might enhance them.

4. Processing Conditions Parameters like temperature, pressure, and shear rate during processing also affect crystallization. Optimal conditions promote smooth liquid-to-solid transitions, improving crystallization efficiency. Conversely, poor processing may lead to excessive or incomplete crystallization, compromising performance.

III. Practical Significance of Crystallization Temperature

1. Enhancing Production Efficiency Optimizing processing conditions and additive selection can raise crystallization temperatures, accelerating production cycles and reducing costs.

2. Ensuring Product Quality Proper crystallization temperatures maintain desirable physical/chemical properties during processing, minimizing defects and improving product integrity.

3. Extending Service Life Higher crystallization temperatures often correlate with better thermal stability and aging resistance, prolonging material longevity.

4. Driving Technological Innovation As synthetic and processing technologies advance, crystallization temperature remains a pivotal metric for innovation. Its study supports the development of more efficient, eco-friendly, and high-performance HPR formulations.

The crystallization temperature of hydrogenated petroleum resin is a complex yet critical parameter. By understanding its definition, influencing factors, and applications, industries can better optimize HPR processing and performance. Future research should focus on refining temperature control methods to advance the development of high-performance HPR materials.