1、石油树脂应用与改性研究进展

The key of the chemical modi-fication technologies of petroleum resin was to introduce appropriate active groups into petroleum resinmolecules. The application range of the modified petroleum resin was expanded, and the economic efficiencywas greatly increased.

2、石油树脂C5C9应用区别_百度文库

The different types of petroleum resins have certain interoperability, in some areas can substitute each other, but also have their own unique characteristics in various application areas.

3、C5/C9 树脂

S 系列是苯乙烯改性C5石油树脂，分子量分布窄，具有优良的的初粘力、剥离和内聚力等特性。 适用于以SIS、SBS、天然橡胶、EVA等体系的胶粘剂中。 [vc_colu […]

4、C9石油树脂的改性及应用.doc

本论文对C9石油树脂的改性技术进行了论述，进而介绍了石油树脂的改性技术在各个方面的用途。 将C9馏份合成C9石油树脂，然后对其进行化学改性和加氢改性，改性得到水溶性石油树脂等，并可将改性的石油树脂应用到涂料、造纸、橡胶、包装等行业。 C9石油树脂是一种极具应用前景的功能性聚合物，它将成为我国石油化工品应用的新主流。

5、C5C9 Petroleum Resin GC

Applications Ø Applied to polymers such as EVA, SBS and SIS, it can be made into adhesives such as industrial-grade hot-melt adhesives and pressure-sensitive adhesives.

C5/C9 Copolymer Petroleum Resin – Properties & Applications

C5/C9 copolymer petroleum resin is a high-performance adhesive & rubber additive with excellent solubility & compatibility. Used in hot-melt adhesives, inks, plastics & more.

Research progress in application and modification of

The classification，preparation，application and development status of C₅-C₉ petroleum resin were introduced.The technologies of catalytic hydrogenation modification and chemical modification of petroleum resin were reviewed.The technology of catalytic hydrogenation modification of petroleum resin was rapidly ...

C5 Hydrogenated Petroleum Resin for Modification of

With ongoing advancements in industrial technology, the application of C5 hydrogenated petroleum resin in casting wax modification is expected to expand further, driving innovation and progress in the casting industry.

石油树脂 C5 C9 应用区别_百度文库

Petroleum resins are generally not used alone, and are used as accelerators, modifiers, modifiers, and other resins. According to the different raw materials, petroleum resin is divided into C5 petroleum resin, C9 petroleum resin, C5/C9 copolymer petroleum resin and hydrogenated petroleum resin.

C5&C9 hydrocarbon Petroleum Resin

Added C5 in C9, copolymerized and modified to get C5/C9 copolymer Hydrocarbon resin, since have the both characteristic of aliphatic resins and aromatic resins, improved the compatibility with EVA; at the same time, it is also have good solubility in various solvents.

Petroleum resin C5C9, as a critical class of chemical raw materials, plays a vital role in the plastics industry. With advancements in technology and rising living standards, the performance requirements for plastic products have increased significantly, driving the widespread application of petroleum resin C5C9 in polyvinyl chloride (PVC) modification. This article explores the application and significance of petroleum resin C5C9 in PVC modification processes.

1. Basic Characteristics and Functions of Petroleum Resin C5C9

Petroleum resin C5C9 is a high-molecular-weight material derived from petroleum refining. Its molecular structure contains numerous long carbon chains, endowing it with excellent heat resistance, chemical corrosion resistance, and robust mechanical properties. In PVC modification, petroleum resin C5C9 serves as a plasticizer, enhancing material plasticity to improve processing properties such as flowability and flexibility. Additionally, it acts as a filler, increasing material density to enhance hardness and wear resistance.

2. Practical Applications of Petroleum Resin C5C9 in PVC Modification

1. Improving PVC Processing Performance In PVC modification, petroleum resin C5C9 improves processing performance by increasing material plasticity. For example, in PVC-C5C9 blend systems, petroleum resin C5C9 effectively lowers the melting temperature of PVC, enhancing flowability and processing stability. This is critical for producing large, complex components such as automotive bumpers and building exterior cladding.

2. Enhancing Mechanical Properties of PVC Petroleum resin C5C9 not only optimizes processing performance but also improves mechanical properties. Adding an appropriate amount of petroleum resin C5C9 significantly increases PVC’s tensile strength, tear resistance, and impact resistance. This is essential for manufacturing high-strength, high-toughness PVC products like pipelines and cable insulation layers.

3. Improving Heat Resistance and Chemical Resistance of PVC Petroleum resin C5C9 enhances the thermal stability and chemical resistance of PVC. By incorporating a specific dosage, it reduces the tendency of PVC products to degrade under high temperatures, extending their service life. Additionally, its strong acid-alkali resistance prevents corrosion during use.

3. Future Prospects of Petroleum Resin C5C9 in PVC Modification

With growing environmental awareness and advancements in green manufacturing technologies, the application of petroleum resin C5C9 in PVC modification faces both challenges and opportunities. On one hand, stricter environmental regulations on petroleum resource exploitation necessitate greater focus on the eco-friendliness of petroleum resin C5C9. On the other hand, the rise of new materials and technologies poses risks of substitution. continuous research and optimization of modification processes, alongside cost reduction and performance enhancement, are critical to meet market demands and align with development trends.

As a key chemical raw material, petroleum resin C5C9 holds broad prospects in PVC modification. Rational selection and application of petroleum resin C5C9 can significantly improve PVC product performance and quality, addressing escalating market needs. concerns regarding environmental impact and costs must be addressed. Exploring alternative technologies and materials is essential to achieving sustainable development goals.