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jER™ 1256

jER™ 1256

jER™ 1256 is a polymer type epoxy resin with epoxy functional group at the both ends.

Its high molecular weight and high softening points work for improving toughness, insulating, vapor barrier properties, and heat/water/chemicals resistance to products of various applications like;


・Coating and Paints

  • ・Improving paintability and coatability

・CFRP

  • ・Improving toughness and flexibility
  • ・Viscosity adjustment

・Film/Sheet

  • ・Improving formability

・Thermoplastic Modifier(Polyester, PPS etc.)

  • ・Improving hydrolysis resistance, adhesiveness, and insulating 

・Printed Electronics

  • ・Dry film, adhesive for triple-layer FPC, and adhesion promotor for FR4&FR5
Product Resources

Experts

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Knowde Enhanced TDS

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Identification & Functionality

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Features & Benefits

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Product Highlights
  • Solid type (pellet)
  • Polymer epoxy resin
  • Tough
  • Addition of polymer epoxy resin gives toughness and film/sheet formability

Applications & Uses

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Properties

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Physical Form
Color
Pale yellow
Appearance
Pale yellow solid
Physical Properties
ValueUnitsTest Method / Conditions
Viscosity (at 25°C, 40% Solid Butyl Carbitol)max. Z10-Gardner-Holdt
Glass Transition Temperature95°CDifferential Scanning Calorimetry
Typical Properties
ValueUnitsTest Method / Conditions
Epoxy Equivalent Weight (WPE)7,500-8,500g/eqPotentiometric Titration
Molecular Weight51,000--

Technical Details & Test Data

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jER™ 1256 Film

Packaging & Availability

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Packaging Type
Packaging Information
Paper bag with 25 kg net

Storage & Handling

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Shelf Life
3 months
Storage and Handling
Carefully read the SDS before using, handling, transporting, storing or disposing. jER™ 1256 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 (3) months from date of delivery.

Most Viewed Documents

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Document Name
Type
Products
Learn More
jER™ Epoxy Brochure
Brochure
jER™ YL980, jER™ YL983U, jER™ YX7400N, jER™ YX8000D, jER™ YX4000, jER™ YX7105, jER™ YX7110, jER™ YX8800, jER™ 807, jER™ 828, jER™ 1256, jER™ 1750, jER™ 4250
Brochure
Products: jER™ YL980, jER™ YL983U, jER™ YX7400N, jER™ YX8000D, jER™ YX4000, jER™ YX7105, jER™ YX7110, jER™ YX8800, jER™ 807, jER™ 828, jER™ 1256, jER™ 1750, jER™ 4250
jER™ 1256 Safety Data Sheet
Safety Data Sheet
jER™ 1256
Safety Data Sheet
Products: jER™ 1256
jER™ 1256 Technical Data Sheet
Technical Data Sheet
jER™ 1256
Technical Data Sheet
Products: jER™ 1256
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