Novolac Epoxy Resins

Novolac epoxy resins are a type of epoxy formulation that incorporates novolac resin, a type of phenolic resin, into the epoxy matrix. These resins are known for their exceptional heat resistance, chemical resistance, and electrical insulating properties. Novolac epoxy resins are widely used in industries requiring high-performance materials.

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About our supplier

Established in 1958 by industrialist Yung-Ching Wang in Taipei, Taiwan, Nan Ya Plastics Corporation stands as one of the chemical and plastics companies within the Formosa Group. Widely recognized as the world’s largest manufacturer of secondary plastics, Nan Ya is also a prominent producer of polyester fibers and copper-clad laminates for electronic materials.

Unique Properties

High heat resistance: They can withstand elevated temperatures, making them suitable for high-temperature applications.
Chemical resistance: Novolac epoxy resins provide excellent resistance to a wide range of chemicals and solvents.
Electrical insulating properties: They offer good electrical insulating properties, making them ideal for electrical applications.

Dimensional stability: These resins maintain their shape and properties under varying environmental conditions.
Corrosion resistance: They are highly resistant to corrosion, making them suitable for aggressive environments.

Highlighted Product Grades

Grade	EEW (geq)	Melt Viscosity (cps/150C)	Softening Point	Remarks
NPCN 703	195-220	750-2000	78-85	Ink, EMC, CFRP
NPCN 704	200-220	1500-4500	88-95	Ink, EMC, CFRP

*The product grades highlighted above are just a selection from our extensive range. For a complete overview or more information about our products, we kindly request you to contact us via the contact form at the bottom of this page.

Alternative for

The choice of novolac epoxy resins may depend on specific application requirements. Alternatives could include pure epoxy resins, modified epoxy resins, or other high-temperature thermosetting resins like polyimides or phenolic resins. The selection would be influenced by factors such as heat resistance, chemical resistance, electrical properties, and mechanical requirements. Novolac epoxy resins are favored when exceptional heat and chemical resistance, along with good electrical insulation, are essential.