Epotec YDPN 638 Epoxy Resin

Description

What is Epotec YDPN 638 Epoxy Resin?

Epotec YDPN 638 Epoxy Resin is a high-functionality, semi-solid epoxy resin derived from phenol novolac. Known for its exceptional chemical structure, this multifunctional resin typically has a functionality of around 3.6, which allows it to form a highly cross-linked, three-dimensional network once cured. The result is a finished product with outstanding mechanical strength, excellent hardness, and remarkable resistance to chemicals and abrasion.

Due to its naturally high viscosity, Epotec YDPN 638 is commonly used in solution form or blended with lower-viscosity epoxy resins to achieve the desired consistency and processing ease. Whether used on its own or as part of a formulation, it significantly enhances thermal and chemical resistance properties—especially in applications exposed to elevated temperatures.

Its durability and performance make it suitable for demanding industrial uses, where long-term reliability in tough environments is critical.  This Epotec also maintains strong electrical, mechanical, and chemical resistance over time, even under heat stress.

Technical Specifications

• Appearance: Clear, semi-solid (Visual)
• Colour: 1.0 G max (ASTM D 1544-04)
• Epoxy Equivalent Weight: 175 182 g/eq (ASTM D 1652-04)
• Viscosity @52C: 20,000 50,000 cP (ASTM D 3236-09)
• Hydrolysable Chlorine: 0.1% max (ASTM D 1726-03)
• Epoxide Value: 5.50 5.71 (ASTM D 1652-04)
• Density @25C: 1.18 g/ml (ASTM D 1475-98)
• Water Content: 0.1% max (ASTM E 203-01)
• ECH Content: 10 ppm max (TEC-AS-P-023)
• Non-volatile Content: 100% (ASTM D 1259-06)

Applications of Epotec YDPN 638 Epoxy Resin

Epotec YDPN 638 is a versatile epoxy resin known for its exceptional performance in demanding environments. Its key applications include:

• Marine and protective coatings for long-lasting durability in harsh conditions
• Chemical-resistant coatings offering superior protection against corrosive substances
• Tank linings for enhanced safety and longevity
• Adhesives with excellent bonding strength
• Coil coatings ensuring superior finish and adhesion
• Potting and casting for electrical and mechanical components
• Composites for lightweight yet high-strength applications

Chemex Chemicals is an Authorized Distributor of Grasim Industries’ Epotec Epoxy Resins in India, ensuring genuine products, competitive pricing, and dependable service.

Key Features 

•  High Functionality (~3.6):
  EPOTEC YDPN 638 provides a highly cross-linked three-dimensional network when cured, resulting in outstanding durability and structural integrity.
•  Excellent Chemical Resistance:
  Due to its phenol novolac backbone and high crosslink density, this resin resists acids, alkalis, solvents, and harsh chemicalsmaking it ideal for use in chemically aggressive environments.
•  Superior Mechanical Properties:
  The cured system exhibits excellent hardness, abrasion resistance, and mechanical strength, making it suitable for heavy-duty industrial applications.
• High Thermal Stability:
  YDPN 638 offers exceptional retention of mechanical, chemical, and electrical properties at elevated temperatures.
• Versatile Usage:
  Its high viscosity allows it to be used as-is or diluted with low-viscosity epoxy resins to tailor performance as needed.

Why Choose Chemex Chemicals ?

As an Authorized Distributor of Grasim Industries in India, Chemex Chemicals supplies only genuine Epotec YDPN 638  backed by reliable service and technical expertise. Partnering with us ensures:

• Authentic, high-quality products directly from the manufacturer

• Consistent and timely supply for both bulk and recurring needs

• Expert technical support to guide you in selecting the right resin for your applications

• Competitive pricing with full transparency

• Nationwide distribution network ensuring prompt deliveries

With our strong commitment to quality, reliability, and customer satisfaction, Chemex Chemicals is your trusted partner for Epotec YDPN 638 Epoxy Resin.