Description

Poly(Neopentyl Glycol Succinate) is a specialized linear polyester diol derived from neopentyl glycol and succinic acid, offering excellent hydrolytic stability and resistance to yellowing. This compound serves as a crucial building block in the synthesis of high-performance polyurethanes, coatings, and adhesives. It is essential for manufacturers in the polymer, specialty chemicals, and advanced materials sectors seeking to enhance product durability and performance under demanding conditions.

Application

• Primary intermediate for the synthesis of high-quality, light-stable polyurethane resins and elastomers.
• Key building block in the production of saturated polyester coatings for automotive, industrial, and coil applications requiring superior weatherability.
• Essential component in formulating adhesives and sealants with enhanced resistance to moisture and chemicals.
• Used in the manufacture of plasticizers for PVC and other polymers to improve flexibility and longevity.
• Intermediate for powder coating resins, contributing to excellent flow and leveling properties.
• Starting material for UV-curable resins and other radiation-curable systems in advanced coatings.
• Used in specialty lubricants and synthetic fluids where thermal and oxidative stability is critical.

Basic Information

Product Name	Poly(Neopentyl Glycol Succinate)
CAS No.	28257-92-3
Molecular Formula	(C9H14O5)n
Molecular Weight	Varies (Polymer)
Synonyms	Poly(neopentyl glycol succinate) diol; Neopentyl Glycol-Succinic Acid Copolymer; Poly(NPG succinate); Succinic acid, polymer with 2,2-dimethyl-1,3-propanediol; NPG-SA Polyester Diol; 2,2-Dimethyl-1,3-propanediol succinate polymer; Poly(2,2-dimethyl-1,3-propanediol succinate); Hydroxyl-terminated poly(neopentyl glycol succinate)
EINECS	Contact for details

Quality Control

Our Poly(Neopentyl Glycol Succinate) is produced under a stringent quality management system to ensure batch-to-batch consistency and performance. Each lot is characterized for critical parameters including hydroxyl value, acid value, molecular weight, and viscosity. A comprehensive Certificate of Analysis (COA) documenting these specifications is provided with every shipment 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). Keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture, which can affect product properties.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
Hydroxyl Value (mg KOH/g)	As per grade
Acid Value (mg KOH/g)	≤ 2.0
Moisture Content (%)	≤ 0.1
Viscosity (at 25°C, mPa·s)	As per grade
Molecular Weight (Mn)	As per grade

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