Description

Basf Palamoll 646 is a high-performance plasticizer and polymer additive designed for demanding industrial applications. This compound is valued for its excellent compatibility with a wide range of polymers, enhancing flexibility, durability, and processing characteristics. It is a critical component for manufacturers in the plastics, coatings, and specialty chemical sectors seeking reliable performance and supply chain consistency.

Application

• Primary plasticizer for PVC and other polar polymers to improve flexibility and elongation.
• Key additive in the formulation of specialty adhesives and sealants to optimize viscosity and adhesion properties.
• Functional component in industrial and protective coatings to enhance film formation and durability.
• Processing aid in the manufacture of synthetic leather and other coated fabrics.
• Modifier for rubber compounds to improve low-temperature flexibility and processing.
• Used in the production of wire and cable insulation compounds.
• Component in the formulation of printing inks and colorants.
• Additive for caulks and mastics in construction applications.

Basic Information

Product Name	Basf Palamoll 646
CAS No.	150923-12-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Palamoll 646; 1,2-Cyclohexanedicarboxylic acid, diisononyl ester; Diisononyl 1,2-cyclohexanedicarboxylate; DINCH; Hexamoll DINCH; Plasticizer 646; BASF Plasticizer 646; Cyclohexane-1,2-dicarboxylic acid diisononyl ester
EINECS	Contact for details

Quality Control

Our Basf Palamoll 646 is produced under stringent quality management systems to ensure batch-to-batch consistency and performance. It meets high-purity standards typical for premium polymer additives. Certificates of Analysis (COA) documenting key parameters such as assay, color, and acidity 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 at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Color (APHA)	≤ 30
Acidity (as phthalic acid)	≤ 0.01%
Water Content (KF)	≤ 0.05%
Specific Gravity (20°C)	0.945 - 0.955
Refractive Index (20°C)	1.458 - 1.462

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