Enhanced TDS
Knowde-enriched technical product data sheet
Identification & Functionality
- Chemical Family
- Polymer Name
- CASE Ingredients Functions
- Composite Materials Functions
- Plastics & Elastomers Functions
- Technologies
- Product Families
Features & Benefits
- CASE Ingredients Features
- Materials Features
- Features
- Highly adhesive to metal, porcelain, concrete
- Excellent insulation property
- High heat resistance
- High chemical resistance
- High water resistance
Applications & Uses
- Markets
- Applications
- Coating End Applications
- Plastics & Elastomers End Uses
- Recommended Uses & Known Applications
jER™ YX7400N is a liquid-type epoxy resin with elastic properties that increases the impact resistance of e.g. coatings, adhesives, composites and potting & encapsulation materials.
Properties
- Color
- Physical Form
- Appearance
- Colorless to yellow liquid
- Physical Properties
Value Units Test Method / Conditions Density (at 25°C) 1 g/cm3 Oscillation-Type Density - Typical Properties
Value Units Test Method / Conditions Epoxy Equivalent Weight (WPE) 400 - 500 g/eq Potentiometric Titration Viscosity (at 25°C) 100 - 250 mPa.s Brookfield viscometer - Properties Formulation
Value Unit Method jER™ YX7400N 100 phr Bisphenol A Novolac Equivalent to epoxy group of YX7400N phr Triphenylphosphine 1 phr curing condition 80°C x 3h + 140°C x 3h
Cured State Properties
Tg -57 °C Thermomechanical Analysis
Td5 283 °C Thermogravimetry-Differential, Thermal Analysis (Heating rate: 10°C/min, in air)
Tensile Modulus 0.9 MPa Autograph Tensile Strength 0.2 MPa Autograph Tensile Elongation 20 MPa Autograph Resilience at 23°C 84 % Lupke Pendulum Type Resilience Test (JIS-K-6255)
Technical Details & Test Data
- Typical Reactions with Representative Hardeners
- Flexible, Rubbery Epoxy Resins
- Typical Reactions with Self Polymerization
- Selection of Hardeners
Appropriate choice of Hardener for a desired curing temperature
- General Ways to Use Epoxy
- Epoxy resin forms 3D crosslinked network structure
- Abundant choices of Epoxy/Hardener combination
Packaging & Availability
Storage & Handling
- Shelf Life
- 3 months
- Storage and Handling
Carefully read the SDS before using, handling, transporting, storing or disposing. jER™ YX7400N should be stored in tightly closed containers under exclusion of humidity at gentle temperatures. Avoid exposure to direct sunlight. Under these storage conditions the product has a minimum shelf life of three months from date of delivery.