Description

Solvent Naphtha (Coal), Polymer With Methylstyrene is a synthetic hydrocarbon resin derived from coal-based naphtha and methylstyrene monomers. This specialized polymer is valued for its excellent solvency, adhesive properties, and compatibility with a wide range of industrial materials. It serves as a crucial formulating component for manufacturers in the coatings, adhesives, and rubber industries seeking to enhance product performance and durability.

Application

• Adhesive Formulations: Acts as a key tackifier and modifier in hot-melt, pressure-sensitive, and industrial adhesives.
• Coating Systems: Used as a resinous component in protective coatings, varnishes, and printing inks to improve gloss, hardness, and drying time.
• Rubber Compounding: Functions as a processing aid and reinforcing agent in rubber products to enhance tensile strength and elasticity.
• Sealants and Caulks: Imparts flexibility and adhesion in construction and automotive sealant formulations.
• Industrial Cleaners and Degreasers: Serves as a powerful solvent base in heavy-duty cleaning products.
• Polymer Modification: Employed to modify the properties of other polymers, improving compatibility and performance in plastic blends.

Basic Information

Product Name	Solvent Naphtha (Coal), Polymer With Methylstyrene
CAS No.	68132-04-7
Molecular Formula	Complex hydrocarbon polymer mixture
Molecular Weight	Varies by grade (typically 500-2000 g/mol)
Synonyms	Coal Tar Naphtha Polymer with Methylstyrene; Methylstyrene-Modified Coal Tar Resin; Hydrocarbon Resin C9; Aromatic Hydrocarbon Resin; C9 Petroleum Resin (modified); Coumarone-Indene Resin (related type); Poly(methylstyrene-co-naphtha); Aromatic Modified Aliphatic Resin
EINECS	Contact for details

Quality Control

Our Solvent Naphtha (Coal), Polymer With Methylstyrene is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance reliability. Production adheres to relevant industrial standards, with key parameters including softening point, color, viscosity, and bromine number rigorously monitored. A Certificate of Analysis (COA) detailing purity and physical specifications is provided with every shipment to guarantee compliance with your formulation requirements.

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/59-77°F). Keep away from heat sources, sparks, and open flame. Ensure containers are kept tightly sealed when not in use to prevent solvent loss and maintain product quality.

Specification

Item	Specification
Appearance	Pale yellow to amber solid / flakes
Softening Point (Ring & Ball)	80 - 120 °C
Color (Gardner)	≤ 8
Acid Value	≤ 1.0 mg KOH/g
Saponification Value	≤ 2.0 mg KOH/g
Bromine Number	Contact for details
Ash Content	≤ 0.1 %
Solubility	Soluble in aromatic hydrocarbons, esters, ketones

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