Description

Diisononyl Maleate is a high-purity diester of maleic acid and isononanol, widely recognized for its excellent performance as a plasticizer and intermediate. This compound is valued for its ability to impart flexibility, low-temperature properties, and durability to polymer matrices. It is an essential raw material for manufacturers in the polymer, lubricant, and specialty chemical industries seeking reliable and consistent quality.

Application

• Primary plasticizer for PVC and other vinyl polymers, enhancing flexibility and processability.
• Key intermediate in the synthesis of specialty chemicals, including surfactants and lubricant additives.
• Used in the formulation of adhesives and sealants to improve elasticity and adhesion.
• Component in synthetic lubricants and functional fluids for industrial applications.
• Employed as a reactive diluent and co-monomer in various polymerization processes.
• Used in the production of polymer emulsions for coatings and textile treatments.

Basic Information

Product Name	Diisononyl Maleate
CAS No.	53817-54-2
Molecular Formula	C22H40O4
Molecular Weight	368.55 g/mol
Synonyms	Bis(isononyl) Maleate; Diisononyl Maleate; Maleic Acid Diisononyl Ester; DINM; Isononyl Maleate; 2-Butenedioic Acid (Z)-, Diisononyl Ester; 53817-54-2; Diisononyl 2-butenedioate
EINECS	Contact for details

Quality Control

Our Diisononyl Maleate is manufactured under a stringent quality management system to ensure batch-to-batch consistency and high purity. The product undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0 %
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.1 %
Specific Gravity (20°C)	0.930 - 0.950
Refractive Index (20°C)	1.450 - 1.460

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