Description

Poly(Ethylene Glycol Succinate) is a versatile polymeric ester formed from the reaction of succinic acid with polyethylene glycol. This compound serves as a crucial intermediate and functional material, valued for its hydrophilic properties, biodegradability, and ability to act as a plasticizer or compatibilizer. It is essential for manufacturers in the pharmaceutical, cosmetic, and specialty polymer industries seeking to modify material properties or create controlled-release systems.

Application

• Polymer Modification: Used as a plasticizer, compatibilizer, or chain extender in biodegradable polymers and polyurethanes.
• Pharmaceutical Excipient: Functions as a matrix-forming agent in controlled-release drug delivery systems and solid dispersions to enhance drug solubility.
• Cosmetic Formulations: Serves as a humectant, emulsifier, or viscosity modifier in creams, lotions, and personal care products.
• Adhesive & Sealant Formulations: Imparts flexibility and moisture resistance in specialty adhesive systems.
• Lubricant & Mold Release Agent: Acts as a non-toxic, water-soluble lubricant in industrial and food-grade applications.
• Biomedical Materials: Employed in the synthesis of hydrogels and scaffolds for tissue engineering due to its biocompatibility.

Basic Information

Product Name	Poly(Ethylene Glycol Succinate)
CAS No.	37340-09-3
Molecular Formula	(C2H4O)n·C4H4O4 (Variable)
Molecular Weight	Variable (Depends on PEG chain length)
Synonyms	PEG Succinate; Poly(oxy-1,2-ethanediyl), α-hydro-ω-hydroxy-, ester with butanedioic acid; Succinic acid, polymer with oxirane; Polyethylene glycol succinate; PEGS; Poly(ethylene glycol) succinate; Poly(oxyethylene) succinate; Ethylene glycol polymer succinate
EINECS	Contact for details

Quality Control

Our Poly(Ethylene Glycol Succinate) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistent purity, molecular weight distribution, and performance. Certificates of Analysis (COA) detailing specifications such as acid value, hydroxyl value, and residual monomer content 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, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent moisture absorption, which may affect product performance.

Specification

Item	Specification
Appearance	White to off-white waxy solid or viscous liquid
Identification (IR)	Conforms to structure
Acid Value	Contact for details
Hydroxyl Value	Contact for details
Molecular Weight (GPC)	As per grade requirement
Water Content	< 1.0%
Residual Solvent	Meets ICH guidelines

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