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C9 Hydrocarbon Resin

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C9 Hydrocarbon Resin

C9 Hydrocarbon Resin, derived from the polymerization of aliphatic olefins and aromatic compounds, is a versatile and widely utilized synthetic resin. With a predominantly aliphatic structure and moderate molecular weight, C9 resins offer a valuable balance of characteristics, including good thermal stability, excellent adhesion, and compatibility with various polymers. Commonly employed as a tackifier in adhesive formulations, C9 resins enhance adhesive performance by improving cohesion, tack, and peel strength.

Their versatility extends to industries like paints, where they function as binders and modifiers, providing durability and gloss. The widespread adoption of C9 Hydrocarbon Resin across diverse sectors underscores its importance in formulating high-quality adhesives, coatings, and other materials.

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Color No.≤ 3.6#-4.5# ≤ 12# 9.1#-10.0#
Softening Point ºC >95~105 >110~120 >100~110
Acid value, mgKOH/g≤ 0.20 0.50 0.40
Melt viscosity,(180ºC) mPa.s 350 300
Ash content,% 0.05 0.06 0.06
Form Pellet Granular Flaked

1. Versatile Resin Composition: C9 hydrocarbon resin is derived from the C9 fraction, a byproduct of petroleum cracking, and undergoes pretreatment, polymerization, and distillation. It exists as a low polymer with a molecular weight ranging between 300-3000.

2. Acid and Alkali Resistance: Exhibits resistance to acids and alkaline substances, making it a valuable material for applications requiring chemical stability.

3. Viscosity Adjustment: Functions as a viscosity-adjusting agent, contributing to the flow properties of various formulations, such as adhesives, inks, and coatings.

4. Thermal Stabilization: Possesses thermal stabilizing properties, enhancing the heat resistance of materials in which it is incorporated, contributing to improved performance in high-temperature conditions.

5. Compatibility and Solubility: Features easy mutual solubilities, ensuring compatibility with various resins and facilitating its use as a blending component with other materials.

6. Multiple Series Options: Available in different series (G, L, R) with variations in color, softening point, acid value, and melt viscosity, allowing for tailored applications in diverse industries.

7. Application in Paint Industry: Enhances gloss, adhesion, hardness, and resistance to acid and alkali in paint formulations, contributing to improved paint film quality.

8. Tires and Rubber Enhancement: Used in tires and rubber applications to improve adhesion, reinforcement, and softening effects without significantly impacting the vulcanization process.

Major Applications

Ink Industry:

C9 resin plays a crucial role in the ink industry, particularly in high softening point formulations. It enhances color development, quick-drying properties, and brightness, contributing to improved printing performance.

Asphalt Modification:

Applied as a modifier in the asphalt industry, C9 resin, especially the high softening point variety, increases bitumen viscosity. This modification improves asphalt performance and is essential for producing colored surfaces, making it indispensable for sports venues and asphalt applications.


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