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Fast ambient-cure capability without forced heating, enabling energy-efficient processing.
Excellent adhesion to damp, contaminated, or minimally prepared concrete and steel substrates.
Superior chemical resistance to acids, alkalis, and solvents in aggressive industrial environments.
Low exotherm during cure, reducing thermal stress and improving thickness tolerance in thick-film applications.
Phenalkamine chemistry provides enhanced flexibility and impact resistance compared to conventional amine hardeners.
Heavy-duty epoxy flooring systems for warehouses, manufacturing facilities, and food processing plants.
Protective coatings for offshore platforms, pipelines, and water treatment infrastructure.
Repair mortars and grouts requiring rapid return-to-service under ambient conditions.
Marine coatings for ballast tanks, decks, and hull interiors exposed to high humidity and salt spray.
Chemical-resistant linings for secondary containment, bunds, and storage tanks.
| Chemical Type | Phenalkamine-based polyamine curing agent |
| Product Form | Liquid |
| Appearance | Amber to brown viscous liquid |
| Primary Applications | Epoxy resin curing for protective coatings and flooring |
| Key Features | Ambient-cure, moisture-tolerant, low exotherm, flexible film formation |
| Benefits | Rapid turnaround, reduced surface preparation, extended pot life vs. aliphatic amines |
| Storage Stability | 12 months minimum at 20–25°C in original sealed container |
| Compatible Resins | Standard bisphenol-A and bisphenol-F epoxy resins |
Q1: What is the primary function of Aradur 3442 in epoxy systems?
A: Aradur 3442 is a phenalkamine-based curing agent designed to react with epoxy resins, enabling ambient-temperature cure while delivering excellent adhesion, chemical resistance, and moisture tolerance—particularly valuable in maintenance and protective coating applications.
Q2: Can Aradur 3442 be used in high-humidity or damp-surface conditions?
A: Yes—phenalkamine chemistry provides inherent moisture insensitivity, making Aradur 3442 well-suited for application on slightly damp or humid substrates where conventional amine hardeners may exhibit poor film formation or blushing.
Q3: How does Aradur 3442 compare to standard aliphatic amines in terms of pot life and cure speed?
A: It offers a more balanced profile: longer working time than highly reactive aliphatic amines at ambient temperature, yet faster initial cure than many polyamide types—supporting efficient application and early handling without extended oven cycles.
Q4: Is Aradur 3442 compatible with common epoxy resins used in industrial coatings?
A: Yes—it demonstrates broad compatibility with liquid bisphenol-A and bisphenol-F epoxy resins, as well as solid epoxies in powder formulations, and is frequently selected for high-performance marine, infrastructure, and tank lining systems.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
