Description

Hydrocarbons, C9-Unsatd., Polymd. is a synthetic polymer derived from unsaturated C9 hydrocarbon feedstocks, primarily used as a versatile tackifier and modifier. This product matters for its ability to enhance adhesion, cohesion, and flexibility in polymer formulations, providing critical performance characteristics in demanding industrial applications. It is needed by manufacturers in the adhesives, sealants, rubber compounding, and coatings industries seeking to improve the tack and strength of their products.

Application

• Adhesive & Sealant Formulation: Acts as a primary tackifier in hot-melt, pressure-sensitive, and structural adhesives.
• Rubber Compounding: Used as a processing aid and reinforcing resin to improve the tack, tear strength, and durability of rubber products.
• Industrial & Protective Coatings: Imparts flexibility, water resistance, and improved substrate adhesion in various coating systems.
• Printing Inks: Serves as a resin component to enhance gloss, pigment wetting, and film properties.
• Asphalt Modification: Employed to improve the elasticity and temperature susceptibility of asphalt binders for road construction.
• Polymer Modification: Functions as a compatibilizer and property enhancer in blends of various plastics and elastomers.

Basic Information

Product Name	Hydrocarbons, C9-Unsatd., Polymd.
CAS No.	71302-83-5
Molecular Formula	Not Applicable (Polymeric Mixture)
Molecular Weight	Varies (Polymeric Mixture)
Synonyms	C9 Hydrocarbon Resin; C9 Petroleum Resin; Aliphatic C9 Resin; Poly(C9) Hydrocarbon; C9 Aromatic Resin; C9 Tackifier Resin; Petroleum Hydrocarbon Resin (C9); Coumarone-Indene Resin (related type)
EINECS	Contact for details

Quality Control

Our Hydrocarbons, C9-Unsatd., Polymd. is manufactured under a strict quality management system. Each batch undergoes rigorous testing for key parameters such as softening point, color, and viscosity to ensure consistent performance and batch-to-batch uniformity. Certificates of Analysis (COA) documenting these specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperatures (15-25°C recommended). Keep away from heat sources and open flame. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Pale Yellow to Amber Solid / Flakes
Softening Point (Ring & Ball)	80 - 120°C (Grade Dependent)
Color (Gardner)	≤ 8
Acid Value	≤ 1.0 mg KOH/g
Saponification Value	≤ 2.0 mg KOH/g
Ash Content	≤ 0.1%
Bromine Number	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.