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
- Labeling Claims
- CASE Ingredients Features
- Materials Features
Applications & Uses
- Markets
- Applications
- Cure Method
- Plastics & Elastomers End Uses
- Recommended Uses & Known Applications
- jER™ YX8040 is a high purity alicyclic epoxy resin with colorless solid, that is used for optical materials e.g. LED encapsulant, adhesive for display.
Properties
- Physical Form
- Appearance
- Colorless solid
- Typical Physical Properties
Value Units Test Method / Conditions Refractive Index (589nm) 1.50 D line - Physical Properties
Value Units Test Method / Conditions Total Chloride 500 ppm Potentiometric Titration - Typical Properties
Value Units Test Method / Conditions Epoxy Equivalent Weight (WPE) 900 - 1500 g/eq Potentiometric Titration Softening Point 70 - 100 °C Ring and ball method Viscosity (at 25°C) 2.9 Pa.s - Properties Formulation
Value Unit Method jER™ YX8040 50 0 phr jER™ YX8000 50 100 phr Anhydride curing agent Methylhexahydrophthalic anhydride/Hexahydrophthalic anhydride = 70/30) 48 83 phr Curing accelerator (Methyltributylphosphonium dimethylphosphate) 1 1 phr Gel time @ 120 °C 21 32 Curing condition 100°C/3h + 130°C/3 h Cured State Properties Heat deflection temperature 108 118 °C Light resistance (Weathermeter, 0.4kw/m^2)
Yellowness index
0hr 1 1 - 168hr 4 9 - Light transmittance at 360 nm
0hr 85 84 % 168hr 78 50 %
Technical Details & Test Data
- Izod Impact Strength Data
Packaging & Availability
- Packaging Type
- Packaging Information
- Paper bag with 20 kg net
Storage & Handling
- Shelf Life
- 3 months
- Storage and Handling
Carefully read the SDS before using, handling, transporting, storing or disposing. jER™ YX8040 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.