| Item | Value |
| Purity | 99% Min |
| Free Acid | 0.1% Max |
| Colour | 15 Max |
| Moisture | 1.0% Max |
Neopentyl Glycol
CAS Number:
126-30-7
Other Trading Names:
- Neopentyl Glycol
- NPG
- 2,2-Dimethyl Propane-1,3-diol
- 2,2-Dimethyl-1,3-propanediol
Types of Packaging
- Plastic woven bag with 25kg weight capacity per bag
- Jumbo bags with 1000 kg weight capacity per bag
HS Code:
29053990
High-Purity Neopentyl Glycol (NPG) – Premium Polyester & Alkyd Resin Modifier for High-Performance Coatings
We are a leading global supplier of Neopentyl Glycol (NPG), a versatile saturated diol renowned for its exceptional resistance to hydrolysis, UV light, and chemicals. As a key raw material in high-performance polyester and alkyd resins, NPG significantly enhances the durability, weatherability, and gloss retention of industrial and decorative coatings.
KEY APPLICATIONS FOR BULK BUYERS:
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High-Performance Polyester Resins: Essential monomer in saturated polyester resins for powder coatings, coil coatings, automotive topcoats, and can coatings, providing outstanding weather resistance and flexibility.
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Alkyd Resins: Modifies alkyd resins for industrial and architectural paints to improve color retention, durability, and chemical resistance.
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Polyurethane (PU) Applications: Used as a chain extender or polyol component in PU coatings, elastomers, and adhesives to enhance mechanical properties and hydrolytic stability.
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Synthetic Lubricants: Base component for neopentyl polyol esters, which are high-performance synthetic lubricants and compressor oils with excellent thermal stability.
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Plasticizers & Stabilizers: Intermediate in the production of specialty plasticizers and heat stabilizers for PVC and other polymers.
WHOLESALE SUPPLIER ADVANTAGES:
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High Purity & Quality: Typically ≥ 99% purity with low moisture and acidity for consistent polymerization performance.
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Bulk & Custom Supply: Available in 25 kg bags, 500 kg big bags, and bulk shipments (pellets/flakes) tailored to industrial-scale production.
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Competitive Bulk Pricing: Cost-effective supply for resin manufacturers, coating formulators, chemical processors, and distributors with volume-based pricing.
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Global Logistics & Compliance: Reliable international shipping supported by full SDS, COA, and regulatory documentation.
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Technical & Formulation Expertise: In-depth support for resin synthesis, coating formulation, and performance optimization.
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Multi-Industry Supply Chain: Trusted supplier to the coatings, resins, plastics, synthetic lubricants, and chemical industries.
PRODUCT SPECIFICATIONS:
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Chemical Name: Neopentyl Glycol (2,2-Dimethyl-1,3-propanediol)
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CAS Number: 126-30-7
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Appearance: White crystalline flakes or pellets
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Purity: ≥ 99%
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Hydroxyl Value: Approx. 1270–1310 mg KOH/g
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Melting Point: ~125–130°C
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Solubility: Soluble in water, alcohols, and many organic solvents.
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Storage: Store in a cool, dry, well-ventilated area away from strong oxidizers.











