Description

Poly(Coumarone-Co-Indene) is a synthetic hydrocarbon resin produced by the polymerization of coumarone and indene monomers. This versatile resin is valued for its excellent tackifying, adhesive, and water-resistant properties, making it a crucial component in various industrial formulations. It is primarily used by manufacturers in the adhesives, rubber compounding, coatings, and printing ink industries seeking to enhance product performance and durability.

Application

• Adhesive Formulations: Acts as a primary tackifier and modifier in hot-melt, pressure-sensitive, and sealant adhesives.
• Rubber Compounding: Used as a processing aid and reinforcing agent to improve the properties of synthetic and natural rubber products.
• Protective Coatings & Paints: Imparts water resistance, gloss, and durability to industrial and marine coatings.
• Printing Inks: Serves as a resinous binder to improve ink adhesion, gloss, and drying characteristics.
• Flooring & Tile Compounds: Incorporated as a binder and plasticizer in vinyl tiles and related flooring materials.
• Electrical Insulation: Used in the impregnation and coating of electrical components due to its dielectric properties.

Basic Information

Product Name	Poly(Coumarone-Co-Indene)
CAS No.	35343-70-5
Molecular Formula	(C8H6O·C9H8)n
Molecular Weight	Variable (Polymer)
Synonyms	Cumarone-Indene Resin; Coumarone-Indene Polymer; Cumar Resin; Cumarone Resin; Indene-Coumarone Resin; Poly(Coumarone-Indene); PIC Resin; Hydrocarbon Resin (Coumarone-Indene type)
EINECS	Contact for details

Quality Control

Our Poly(Coumarone-Co-Indene) resins are manufactured under strict process controls to ensure consistent quality and performance. Each batch undergoes rigorous testing for key parameters such as softening point, color, and viscosity. Certificates of Analysis (COA) detailing the specific results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from sources of heat and open flame.

Specification

Item	Specification
Appearance	Pale yellow to amber lumps or flakes
Softening Point (Ring & Ball)	80 - 120°C (Grade dependent)
Color (Gardner)	≤ 8
Ash Content	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Iodine Value	30 - 80 g I2/100g

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