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Low-viscosity liquid formulation for excellent processability and easy metering.
Fast ambient-cure kinetics with robust crosslink density development.
Superior chemical resistance to hydrocarbons, solvents, and weak acids.
Enhanced adhesion to metals, composites, and thermoset substrates.
Halogen-free and REACH-compliant for sustainable industrial use.
Aerospace composite bonding and repair systems.
High-performance automotive under-hood encapsulants and potting compounds.
Electronics encapsulation for power modules and EV battery components.
Industrial coatings requiring rapid turnaround and chemical durability.
Wind turbine blade adhesive and structural reinforcement formulations.
| Chemical Type | Amine-based aliphatic polyfunctional curing agent |
| Product Form | Clear to pale yellow liquid |
| Appearance | Homogeneous, low-viscosity liquid at 25°C |
| Primary Applications | Epoxy resin curing for structural adhesives and composites |
| Key Features | Room-temperature cure capability; low exotherm profile |
| Benefits | Improved Tg build-up, reduced shrinkage, and extended pot life vs. conventional amines |
| Storage Stability | 12 months at 20–25°C in sealed original container |
| Hazard Classification | Not classified as hazardous per GHS (non-corrosive, non-sensitizing) |
Q1: What is the primary function of Hiblock BI-175 in coating and adhesive formulations?
A: Hiblock BI-175 is a specialty curing agent designed to enhance crosslinking efficiency in thermosetting resin systems—particularly epoxy and polyurethane-based coatings and adhesives—improving chemical resistance, hardness, and long-term durability under ambient or mild thermal cure conditions.
Q2: Is Hiblock BI-175 suitable for low-VOC or solvent-free formulations?
A: Yes, Hiblock BI-175 is formulated to support low-VOC and high-solids applications. It exhibits good compatibility with reactive diluents and bio-based resins, enabling formulators to reduce volatile content without compromising cure performance or film integrity.
Q3: How does Hiblock BI-175 affect pot life and cure speed compared to conventional amine hardeners?
A: Hiblock BI-175 offers a balanced reactivity profile—providing extended working time (pot life) at room temperature while enabling efficient through-cure upon mild heating or over time. This makes it especially valuable for industrial maintenance coatings and large-part assembly where controlled processing windows are critical.
Q4: Can Hiblock BI-175 be used in food-contact or potable water applications?
A: Hiblock BI-175 is not pre-approved for direct food-contact or potable water applications. Formulators intending such use must conduct full regulatory evaluation—including migration testing and compliance verification—within their final cured system and intended service conditions.
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E-mail: wangxingqiang@ericwchem.com
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