Name: Reactive Diluent Butyl Glycidyl Ether BGE
Brand: Coatingsink
SKU: reactive-diluent-bge-epoxy
Availability: InStock

Question 1

How much viscosity reduction can be achieved with BGE in a standard liquid epoxy resin?

Accepted Answer

At a 10% loading on a standard BPA-based liquid epoxy (EEW 185–195 g/eq), BGE typically reduces viscosity by 50–70%. For example, a resin with an initial viscosity of 12,000 mPa·s at 25°C can be brought to 4,000–6,000 mPa·s, making it suitable for brush, roller, or spray application without the need for volatile co-solvents. Loadings above 15% yield diminishing viscosity returns and should be avoided to preserve mechanical performance.

Question 2

Does BGE affect pot life and the final crosslink density of the cured system?

Accepted Answer

As a mono-functional epoxide, BGE participates in the amine or anhydride cure reaction but reduces the average epoxide functionality of the blend. This typically extends pot life by 15–30% at 10% loading compared to neat resin. Final crosslink density is modestly reduced; tensile strength and Tg remain within specification at ≤15% loading. The hardener stoichiometry should be recalculated based on the EEW of the BGE/resin blend to maintain the correct NH:epoxide ratio.

Question 3

What health and safety precautions are required when handling BGE?

Accepted Answer

BGE (CAS 2426-08-6) is classified as a skin sensitizer (H317) and suspected reproductive toxicant (H361) under GHS/CLP regulations. Formulators must use nitrile gloves, chemical splash goggles, and ensure adequate local exhaust ventilation. Once cured, BGE is chemically incorporated into the crosslinked epoxy network and the sensitization hazard is eliminated in the finished article.

Purity (GC)	≥97%
Color (APHA)	≤20
Density (25°C)	0.91–0.92 g/ml
Viscosity (25°C)	2–4 mPa·s
Recommended Dosage	5–15% on epoxy resin
Epoxide Equivalent Weight (EEW)	130–135 g/eq

Reactive Diluent Butyl Glycidyl Ether BGE

Specifications

FAQ

Interested in Reactive Diluent Butyl Glycidyl Ether BGE?