Description

Naphtha (petroleum), light steam-cracked arom., polymer with light steam-cracked arom. petroleum naphtha piperylene conc. and medium steam-cracked arom. petroleum naphtha is a specialized hydrocarbon resin derived from the polymerization of steam-cracked aromatic naphtha fractions. This product is valued for its excellent tackifying and adhesive properties, making it a critical component in formulating high-performance industrial adhesives and sealants. It is primarily sought after by manufacturers in the adhesive, rubber compounding, and specialty coating industries for its ability to enhance cohesion and thermal stability.

Application

• Primary Tackifier in Hot-Melt and Pressure-Sensitive Adhesives (PSAs): Imparts essential tack, peel, and shear strength to adhesives used in tapes, labels, and packaging.
• Rubber Compounding and Modification: Used as a processing aid and reinforcing resin in tire manufacturing and industrial rubber goods to improve hardness and durability.
• Sealant and Caulk Formulations: Enhances the flexibility, adhesion, and weather resistance of construction and automotive sealants.
• Printing Inks and Overprint Varnishes: Serves as a resinous component to improve gloss, rub resistance, and drying properties.
• Specialty Coatings and Mastics: Acts as a film-forming agent and modifier to increase chemical resistance and adhesion to various substrates.
• Compatibility Agent for Elastomers and Polymers: Improves the blend compatibility and performance of mixed polymer systems.

Basic Information

Product Name	Naphtha (petroleum), light steam-cracked arom., polymer with light steam-cracked arom. petroleum naphtha piperylene conc. and medium steam-cracked arom. petroleum naphtha
CAS No.	68527-25-3
Molecular Formula	Complex hydrocarbon mixture
Molecular Weight	Variable (Typically 500-2000 g/mol)
Synonyms	Light steam-cracked aromatic naphtha polymer; C5-C9 Aromatic hydrocarbon resin; Petroleum hydrocarbon resin; Steam-cracked petroleum resin; Aromatic modified aliphatic resin; Tackifying resin; C9 hydrocarbon resin; Poly(light steam-cracked aromatic naphtha)
EINECS	Contact for details

Quality Control

Our production of this hydrocarbon resin adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Quality is verified through a series of tests including softening point, color, viscosity, and bromine number. A Certificate of Analysis (COA) detailing all relevant 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, well-ventilated area away from heat sources and open flames. Keep container tightly sealed when not in use to prevent oxidation and maintain product integrity. Standard ambient temperature (15-25°C) is suitable.

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	10 - 50 g Br2/100g
Ash Content	≤ 0.1 %

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