Chemical Name: Hydrogenated bisphenol A (HBPA)
Other Name: 4,4′-Isopropylidenedicyclohexanol; bisphenol A hydrogenated; perhydrobisphenol A; 4′-Isopropylidenedicyclohexanol; 2,2-Bis(hydroxycyclohexyl)propanone
CAS No.: 80-04-6
Molecular Formula: C15H28O2
Molecular Weight: 240.38
Parameter | HBPA | Standard BPA |
---|---|---|
CAS Number | 80-04-6 | 80-05-7 |
Molecular Formula | C15H24O2 | C15H16O2 |
Hydroxyl Value (mg KOH/g) | 310-330 | 340-360 |
Melting Point | 155-160°C | 155-158°C |
Thermal Stability | Excellent | Moderate |
HBPA enhances thermal resistance in electronic encapsulation materials, increasing heat deflection temperature by 15-20°C compared to conventional BPA-based resins.
Delivers improved UV stability for outdoor applications with 30% better weatherability than standard polycarbonates.
Used in marine coatings to achieve 5+ years salt spray resistance while maintaining flexibility at -40°C.
HBPA-modified epoxy achieved 18% weight reduction in aircraft components while meeting FAA flame-smoke-toxicity requirements.
Enabled 25kV/mm dielectric strength in transformer coatings with 50% reduction in dielectric loss compared to traditional materials.
Challenge: Required brake fluid-resistant polymers for electric vehicle battery housings
Solution: HBPA-based polyurethane achieved 2,000hr chemical resistance at 120°C
Result: 40% reduction in warranty claims related to battery corrosion
Challenge: Needed halogen-free flame retardant materials for 5G base stations
Solution: HBPA epoxy system achieved UL94 V-0 rating at 0.8mm thickness
Result: Won $15M contract with major telecom provider
Challenge: Develop FDA-compliant can coatings for acidic beverages
Solution: HBPA-polyester hybrid coating passed 6-month food contact testing
Result: 120% production capacity expansion within 18 months
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