jER™ 1256

CASE Ingredients Features: Chemical ResistanceEasy To PaintExcellent AdhesionExcellent Electrical InsulationGood Film FormerGood Hydrolysis ResistanceGood ToughnessHeat ResistanceImproved FlexibilityImproved HardnessImproves AdhesionRecoatabilityWater Resistance

jER™ 1256 is a solid epoxy resin produced from Bisphenol A epoxy resin. It is a polymer-type epoxy resin with epoxy functional group at the both ends. It can be used to add toughness, insulating and vapor barrier properties, and resistance to heat, water and chemicals in a variety of applications. FeaturesHigh molecular weightHigh softening pointsGood film formerHydrolysis resistanceFlexibilityStrong adhesionApplicationsPCM, CAN, and other coatingsPaintsFiber-reinforced materialsThermoplasticsPrinted electronicsPlastic processing *jER™ is provided by Mitsubishi Chemical Corporation, a member of the Mitsubishi Chemical Group.

Properties

Physical Form: Pellets
Solid

Identification

Chemical Family: Bisphenol A Type Epoxy, Epoxy & Epoxy DerivativesBisphenol A Type EpoxyEpoxy & Epoxy Derivatives
CASE Ingredients Functions: Adhesion PromoterBinder & ResinCoupling Agent

Product families

Applications

Adhesives & Sealants — Other Adhesives & Sealants Applications

Adhesives & Sealants — Industrial & Assembly Adhesives

Electronics Adhesives

Electrical & Electronics — Packaging & Assembly

Adhesives & Sealants
Electronics Coatings

Printing & Packaging — Packaging Coatings

Can Coatings

Paints & Coatings — Packaging Coatings

Can Coatings

Paints & Coatings — Specialty Coatings

Electronics Coatings

Product Families

Plastics — Polymer Additives

Performance Additives
Surface Modifiers

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, Impact Modifier, Plasticizer, Resin, Resins, Binders & Matrix Materials
Polymer Name: Epoxy Resins & Compounds
Compatible Substrates & Surfaces: Aluminum, Ceramic, Concrete, Fibers & Fabrics, Glass, Metal, Plastics, Steel
Note: * Based on Mitsubishi Chemical test methods.
Markets: Adhesives & Sealants
Electrical & Electronics
Paints & Coatings
Printing & Packaging
Features: Highly adhesive to metal, porcelain, concrete
Excellent insulation property
High heat resistance
High chemical resistance
High water resistance
Appearance: Pale yellow solid
Shelf LIfe: 3 months
Technology: CASE Ingredients
Composite Materials
Plastics
Packaging Type: Bags
Application and Use: jER™ 1256 is used for coatings (PCM, CAN, and so on) , adhesives.
Material Features: Good Paint Adhesion
Good Toughness
Storage and Handling: 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 months from date of delivery.
Composite Materials Functions: Adhesion Promoter
Impact Modifier
Resins Binders & Matrix Materials
Plastics and Elastomers Functions: Adhesion Promoter
Plasticizer
Resin
Compatible Substrates and Surfaces: Aluminum
Ceramic
Concrete
Fibers & Fabrics
Glass
Metal
Plastics
Steel

Technical data

Table 1 of 2

2 rows

Characteristic	Value	Unit	Method
Viscosity (at 25°C, 40% Solid Butyl Carbitol)	max. Z10	—	Gardner-Holdt*
Glass Transition Temperature	95	°C	Differential Scanning Calorimetry*

Table 2 of 2