NPG 90

(90/10) Liquid Mixture of Neopentyl Glycol and Water for manufacturing high-quality polyester resins.
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Product Overview

Eastman NPG™ 90 (neopentyl glycol) is a liquid above 38°C and is used primarily in the manufacture of high-quality polyester resins for a variety of industrial coatings & fiberglass reinforced plastics. NPG™ 90 is also used as an intermediate to formulate a variety of synthetic lubricants.

Eastman NPG™ 90 is a primary component in polyester based powder coating resin systems and delivers excellent toughness, stain & detergent resistance.

In the U.S., NPG™ 90 can also legally be used for food contact coating applications under federal food additive regulations.

IUPAC: 2,2-Dimethyl-1,3-Propanediol

Product Specifications

Appearance @ 38°C (100°F): Liquid
Appearance @ 150°C (77°F): Slurry
Crystallization point: 31°C (88°F)
Flash point: 132°C (270°F)
Boiling point: 100-121°C (212-250°F)
Specific gravity @ 60°C: 0.94
CAS: 126-30-7 (90%)
CAS: 7732-18-5 (10%)

Features & Benefits
Excellent Thermal Stability for Low Resin Color Excellent Weathering Good Chemical, Stain, and Humidity Resistance Good Hardness and Flexibility Balance Rapid Reaction During Esterification and Cure Advantageous Glass Transition Temperature
Problems Solved

Inferior Polyester Resin Weatherability
Poor Stain or Detergent Resistance in Polyester Powder Coatings
Difficult to Use Glycol Powders & Caking Concerns

Eastman NPG™ 90 can be used as an intermediate in a wide range of manufacturing applications, including but not limited to: Architectural coatings, automotive refinishing, automotive coatings, building materials, coil coatings, kitchen & bath, industrial lubricants, metal coatings, paints, process additives, protective coatings, resins, and more.