Description

Butanedioic Acid, Polyisobutenyl Derivs. is a high-performance chemical additive derived from the reaction of succinic acid with polyisobutylene. This compound is valued for its excellent dispersant and detergent properties, which are critical for maintaining system cleanliness and performance. It is primarily utilized in the formulation of lubricants and fuels across the automotive and industrial sectors to prevent deposit formation and ensure operational efficiency.

Application

• As a key dispersant and detergent additive in engine oils and lubricants.
• For stabilizing fuel systems and preventing injector fouling in gasoline and diesel fuels.
• In the formulation of industrial lubricants and greases for machinery and hydraulic systems.
• As a component in metalworking fluids to improve cleanliness and tool life.
• Used in marine and aviation lubricants for enhanced performance under extreme conditions.
• In specialty chemical formulations requiring polyisobutylene-derived functional additives.

Basic Information

Product Name	Butanedioic Acid, Polyisobutenyl Derivs.
CAS No.	68610-89-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Polyisobutenyl Succinic Acid; PIBSA; Polyisobutylene Succinic Anhydride Derivative; Polyisobutenylsuccinic Acid; Succinic Acid, Polyisobutenyl Derivs.; Lubricant Dispersant PIBSA; 2,5-Furandione, dihydro-3-(polybutenyl)-; Polyisobutylene-substituted Succinic Acid
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, Polyisobutenyl Derivs. is manufactured under a rigorous quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for performance-critical parameters such as saponification number, total acid number, and viscosity. Certificates of Analysis (COA) documenting these 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, well-ventilated area away from incompatible materials. This product is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Viscous Liquid
Color (Gardner)	≤ 8
Total Acid Number (TAN)	Contact for details
Saponification Number	Contact for details
Viscosity @ 100°C (cSt)	Contact for details
Moisture (Karl Fischer)	≤ 0.5%

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