Description

Poly(Diethylene Glycol Sebacate)) CAS NO 25610-21-3 is a high-purity polymeric plasticizer and intermediate derived from diethylene glycol and sebacic acid. This compound is valued for its excellent compatibility with a wide range of polymers, providing enhanced flexibility, low-temperature performance, and durability. It is a critical material for manufacturers in the plastics, coatings, and specialty chemical industries seeking reliable, high-performance additives.

Application

• Primary plasticizer for polyvinyl chloride (PVC), polyurethane (PU), and other synthetic resins to improve flexibility and elongation.
• Key intermediate in the synthesis of specialty polyesters and polymeric materials requiring specific chain lengths and properties.
• Functional additive in coatings, adhesives, and sealants to modify rheology and enhance film formation.
• Component in the formulation of high-performance lubricants and synthetic greases.
• Used in the production of medical-grade tubing and devices where biocompatibility and stability are required.
• Plasticizer for nitrocellulose and other cellulose-based products.
• Intermediate for creating cross-linking agents and curing agents in epoxy resin systems.

Basic Information

Product Name	Poly(Diethylene Glycol Sebacate)) CAS NO 25610-21-3
CAS No.	25610-21-3
Molecular Formula	(C14H26O5)n
Molecular Weight	~ 500 - 5000 g/mol (Polymer, variable)
Synonyms	Poly(diethylene glycol sebacate); Poly(DEG sebacate); PDEGS; Sebacic acid, polymer with diethylene glycol; Diethylene glycol sebacate polymer; Bis(2-hydroxyethyl) ether sebacate polymer; Poly(oxy-1,2-ethanediyloxycarbonyl-1,10-decanedicarbonyl); Plasticizer 4
EINECS	Contact for details

Quality Control

Our Poly(Diethylene Glycol Sebacate)) CAS NO 25610-21-3 is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistency in molecular weight distribution, acid value, hydroxyl value, and viscosity. Certificates of Analysis (COA) documenting these parameters are provided to guarantee the material meets your specific application requirements.

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 alkalis and organic solvents. Under these conditions, the product has excellent shelf stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Acid Value (mg KOH/g)	≤ 2.0
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity @ 25°C (cP)	Contact for details
Moisture (KF)	≤ 0.5%
Average Molecular Weight (GPC)	Contact for details

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