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jER™ YX8040

jER™ YX8040 is a hydrogenated bisphenol A-type solid epoxy resin, with high molecular weight. It can be used for optical materials such as LED encapsulants and adhesives for displays.FeaturesHigh purityTransparencyLED-curableUV-curable *jER™ is provided by Mitsubishi Chemical Corporation, a member of the Mitsubishi Chemical Group.

Properties

Physical Form
Solid

Identification

Product families

Applications

Applications
  • Consumer Goods — Appliances & Electronics; Adhesives & Sealants — Other Adhesives & Sealants Applications; Building & Construction — Other Building & Construction Applications; Paints & Coatings — Other Paints & Coatings Applications
Electrical & Electronics — Devices & Assemblies
  • Displays
  • Other Devices & Assemblies
Adhesives & Sealants — Industrial & Assembly Adhesives
  • Electronics Adhesives
Electrical & Electronics — Packaging & Assembly
  • Adhesives & Sealants
  • Other Packaging & Assembly Applications
  • Potting Compounds
Electrical & Electronics — Parts & Components
  • Semiconductor Manufacturing

Product Families

Composite Materials — Polymers & Resins
  • Thermoset Resins
CASE Ingredients — Resins & Binders
  • Epoxies
Plastics — Thermoset Resins
  • Epoxies

Other characteristics

Brand
jER™ Epoxy
Functions

Adhesion Promoter, Binder & Resin, Coupling Agent, Resin, Resins, Binders & Matrix Materials

Polymer Name
Epoxy Resins & Compounds
Labeling Claims
High Purity
Markets
  • Adhesives & Sealants
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
  • Paints & Coatings
Appearance
Colorless solid
Shelf LIfe
3 months
Cure
Radiation Cure
Technology
  • CASE Ingredients
  • Composite Materials
  • Plastics
Packaging Type
Bags
Material Features
  • LED-curable
  • UV Curable
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.

Properties Formulation
  • Light resistance (Weathermeter, 0.4kw/m^2)
  • Yellowness index
  • Light transmittance at 360 nm
Composite Materials Functions
  • Adhesion Promoter
  • Resins Binders & Matrix Materials
Plastics and Elastomers End Uses
Semiconductor Applications
Plastics and Elastomers Functions
Resin

Technical data

Table 1 of 3

1 row
CharacteristicValueMethod
Refractive Index (589nm)1.50D line

Table 2 of 3

1 row
CharacteristicValueUnitMethod
Total Chloride500ppmPotentiometric Titration

Table 3 of 3

3 rows
CharacteristicValueUnitMethod
Epoxy Equivalent Weight (WPE)900 - 1500g/eqPotentiometric Titration
Softening Point70 - 100°CRing and ball method
Viscosity (at 25°C)2.9Pa.s—

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