Description

Isoundecyl Nonyl Phthalate is a specialized high-molecular-weight phthalate ester plasticizer. This compound is engineered to provide exceptional permanence and low volatility in demanding polymer formulations. It is a critical material for manufacturers requiring durable, flexible end-products with extended service life in challenging environments. Key industries include advanced polymer processing, specialty adhesives, and high-performance sealant production.

Application

• Primary plasticizer for high-temperature resistant PVC compounds and cables.
• Performance additive in specialty adhesives and sealants requiring long-term flexibility.
• Key component in the formulation of synthetic rubbers and elastomers.
• Used in the production of coated fabrics and industrial membranes.
• Plasticizer for polymer systems where low migration and extraction are critical.
• Formulation agent in specialty inks and coatings.
• Processing aid in the manufacture of gaskets, hoses, and other molded rubber goods.

Basic Information

Product Name	Isoundecyl Nonyl Phthalate
CAS No.	96507-78-7
Molecular Formula	C28H46O4
Molecular Weight	446.7 g/mol
Synonyms	1,2-Benzenedicarboxylic acid, isoundecyl nonyl ester; DINP (Isoundecyl Nonyl ester); Phthalic acid, isoundecyl nonyl ester; Isonomyl Isoundecyl Phthalate; Isoundecyl Nonyl Benzene-1,2-dicarboxylate; High molecular weight phthalate plasticizer; C9-C11 branched alkyl phthalate
EINECS	Contact for details

Quality Control

Our Isoundecyl Nonyl Phthalate is produced under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot is analyzed against rigorous internal specifications that monitor key parameters such as ester content, color, acidity, and specific gravity. Certificates of Analysis (COA) documenting full compliance are provided with every shipment. Our quality commitment supports your need for dependable raw materials in regulated and performance-driven applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from strong alkalis and incompatible organic solvents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep containers tightly sealed when not in use to minimize moisture uptake and contamination.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Acidity (as Phthalic Acid)	≤ 0.01%
Color (APHA)	≤ 30
Specific Gravity (20/20°C)	0.970 - 0.978
Refractive Index (20°C)	1.483 - 1.487
Moisture (KF)	≤ 0.05%

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