DGEBA (Diglycidyl Ether of Bisphenol A) is an epoxy resin precursor widely used as a base component in two-part epoxy adhesives, coatings, and composite matrices. It is valued in industries requiring high-performance bonding and structural reinforcement due to its excellent chemical resistance, strong adhesion to substrates, and ability to be formulated with various hardeners to meet specific cure schedules and mechanical properties. Engineers select DGEBA-based systems when durability under thermal and environmental stress is critical, making it a standard choice over polyester or vinyl ester resins in demanding aerospace, marine, and industrial applications.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Elongation at Break(εf) | 5.577 | - | — | ||
Flexural Strength (MOR)(σf) | 10.40 | ksi | — | ||
Ultimate Tensile Strength(σUTS) | 9.790 | ksi | — | ||
Young's Modulus(E) | 370.3 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Glass Transition Temperature(Tg) | 222 | °F | — | ||
Melting Point / Solidus(Tm) | 143.1 | °F | — | ||
Maximum Service Temperature(Tmax) | 570.7 | °F | — | ||
Thermal Conductivity(k) | 0.2947 | BTU/(hr·ft·°F) | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.100 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Refractive Index(n) | 1.569 | - | — |