Description

Propanoic Acid, 2,2-Dimethyl-, Oxiranylmethyl Ester, Polymer With 2,2-Bis(Hydroxymethyl)-1,3-Propanediol And Hexahydromethyl-1,3-Isobenzofurandione is a specialized, high-performance polymer derived from a reaction involving a neopentyl glycol-based epoxy ester and a hexahydrophthalic anhydride. This compound is engineered to deliver exceptional thermal stability, chemical resistance, and mechanical properties, making it a critical component in advanced material formulations. It is primarily sought by manufacturers in the coatings, adhesives, and composite materials industries for creating durable, high-end products.

Application

• High-Performance Industrial Coatings: Used as a key resin in powder coatings, coil coatings, and can coatings requiring superior weatherability, corrosion resistance, and hardness.
• Advanced Adhesives and Sealants: Serves as a base polymer for structural adhesives and sealants where high bond strength and chemical resistance are paramount.
• Fiber-Reinforced Composites: Acts as a matrix resin in the production of composite materials for automotive, aerospace, and wind energy applications.
• Electrical Insulating Varnishes: Formulated into insulating varnishes and encapsulants for motors, transformers, and electronic components due to its excellent dielectric properties and thermal endurance.
• Decorative and Functional Powder Coatings: Provides a durable, scratch-resistant, and aesthetically pleasing finish for appliances, furniture, and architectural aluminum.
• Marine and Protective Coatings: Utilized in heavy-duty protective coatings for ships, offshore platforms, and industrial structures exposed to harsh environments.

Basic Information

Product Name	Propanoic Acid, 2,2-Dimethyl-, Oxiranylmethyl Ester, Polymer With 2,2-Bis(Hydroxymethyl)-1,3-Propanediol And Hexahydromethyl-1,3-Isobenzofurandione
CAS No.	220003-64-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(neopentyl glycol epoxy ester-co-hexahydrophthalic anhydride); Epoxy resin based on neopentyl glycol diglycidyl ether and hexahydrophthalic anhydride; HHPA-NPG Epoxy Resin; Carboxylic acid, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and oxiranylmethyl 2,2-dimethylpropanoate; Hexahydrophthalic anhydride-neopentyl glycol epoxy copolymer; Thermosetting epoxy polyester resin; Acid functional epoxy polyester
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, epoxy equivalent weight, viscosity, and glass transition temperature (Tg) are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

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/59-77°F). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed when not in use to prevent moisture absorption, which can affect product performance. Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	Contact for details
Epoxy Equivalent Weight (g/eq)	Contact for details
Viscosity (at 25°C)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Volatile Content	≤ 1.0%

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