Description

Alkenes, C24-28 .Alpha.-, Polymers With Maleic Anhydride, C20-28-Alkyl Esters is a high-performance polymeric ester derived from long-chain α-olefins and maleic anhydride. This specialized chemical is engineered to provide exceptional performance as a viscosity modifier and dispersant in demanding industrial formulations. It is a critical component for manufacturers in the lubricants, fuel additives, and specialty coatings sectors who require reliable additives to enhance product stability and functionality under severe operating conditions.

Application

• Lubricant Additive: Functions as a highly effective viscosity index improver and dispersant in engine oils, gear oils, and industrial lubricants, preventing sludge formation and maintaining performance across a wide temperature range.
• Fuel Additive: Used in diesel and gasoline formulations to control injector fouling and deposit formation, improving fuel efficiency and reducing emissions.
• Industrial Coatings & Inks: Acts as a rheology modifier and dispersing agent in solvent-based and high-solid coatings, improving pigment wetting, flow, and leveling properties.
• Metalworking Fluids: Enhances the stability and lubricity of synthetic and semi-synthetic metalworking fluids, providing superior surface finish and tool life.
• Adhesives & Sealants: Imparts tackifying and rheological control properties, improving the application characteristics and bond strength of various adhesive systems.
• Polymer Processing: Serves as an internal lubricant and processing aid in the compounding of plastics and elastomers, facilitating smoother extrusion and molding.

Basic Information

Product Name	Alkenes, C24-28 .Alpha.-, Polymers With Maleic Anhydride, C20-28-Alkyl Esters
CAS No.	68188-50-1
Molecular Formula	Complex polymeric mixture
Molecular Weight	Varies by grade (typically 2,000 - 10,000 g/mol)
Synonyms	C20-28-Alkyl Esters of α-Olefin-Maleic Anhydride Copolymer; Poly(C24-28 α-olefin-co-maleic anhydride), C20-28 alkyl esters; α-Olefin Maleic Anhydride Copolymer Ester; Olefin-Maleic Anhydride Copolymer Ester; PAO-based dispersant; Polyalphaolefin succinimide precursor; Long-chain alkyl succinimide intermediate; Viscosity Modifier Additive
EINECS	Contact for details

Quality Control

Our production of Alkenes, C24-28 .Alpha.-, Polymers With Maleic Anhydride, C20-28-Alkyl Esters adheres to a stringent quality management system to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including viscosity, saponification value, and molecular weight distribution. Certificates of Analysis (COA) documenting these specifications are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C/59-77°F). This product is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., nitrogen blanket) in the headspace of partially used containers is recommended to preserve product integrity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, viscous amber to brown liquid
Identification (IR)	Conforms to structure
Viscosity @ 100°C, cSt	200 - 800 (Grade Dependent)
Saponification Value, mg KOH/g	30 - 90
Acid Value, mg KOH/g	≤ 5.0
Moisture (Karl Fischer)	≤ 0.2%
Ash Content	≤ 0.1%

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