Overview of E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions
Cationic surfactants are a class of surface-active agents that contain a positively charged head group or cation when dissolved in aqueous solutions. They are characterized by their unique ability to interact with negatively charged surfaces, making them versatile compounds with applications across industries including personal care, household cleaning, textiles, agriculture, and pharmaceuticals. Their positive charge allows for specific interactions with anionic (negatively charged) molecules, which governs their functionality in various formulations.
Features of E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions
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Positive Charge: The hydrophilic (water-loving) head of a cationic surfactant carries a positive charge, typically derived from ammonium, pyridinium, or quaternary ammonium groups.
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Strong Binding: Due to their positive charge, they bind strongly to negatively charged surfaces, like those found on skin, hair, or certain bacteria and viruses.
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Emulsifying & Foaming Properties: Many cationic surfactants are effective emulsifiers, stabilizing oil and water mixtures, and can produce stable foams.
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Conditioning & Softening: In personal care products, they improve the feel of hair and skin by depositing a conditioning film, enhancing manageability and softness.
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Antimicrobial Activity: Some cationic surfactants exhibit bactericidal or virucidal properties, making them useful in disinfectants and sanitizers.
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Compatibility: They can be formulated with other types of surfactants to enhance performance or modify product properties.
(E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions)
Specification of E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions
E-605 Emulsifier and Co-Emulsifier is a specialized formulation designed for the production of cationic slow and medium setting emulsions, primarily used in road construction, pavement preservation, and surface treatments. This high-performance blend ensures optimal stability, controlled breaking times, and enhanced compatibility with a wide range of aggregates. The product is engineered to deliver consistent results in varying environmental conditions, making it ideal for applications requiring precise control over emulsion setting rates.
Key Specifications:
– Chemical Composition: A synergistic blend of cationic surfactants, stabilizers, and co-emulsifiers. The primary active components include fatty amine derivatives and quaternary ammonium compounds, optimized for slow to medium breaking characteristics.
– Appearance: Viscous liquid, typically amber to light brown in color.
– Solubility: Fully dispersible in water, forming stable cationic emulsions.
– pH (as supplied): 3.5–5.5, ensuring compatibility with acidic emulsion systems.
– Active Content: 40–50% by weight, providing high efficiency with minimal dosage.
– Recommended Dosage: 0.3–1.5% (by weight of bitumen), adjustable based on desired setting time and aggregate type.
Performance Characteristics:
– Emulsion Stability: Enhances storage stability of cationic emulsions, preventing premature coalescence or settling.
– Setting Control: Enables precise adjustment of breaking time from slow (several hours) to medium (30–90 minutes), accommodating diverse application requirements.
– Aggregate Compatibility: Effective with siliceous, granitic, and limestone aggregates, ensuring strong adhesion and reduced stripping.
– Temperature Resistance: Maintains emulsion integrity across a broad temperature range (5–50°C) during production and application.
Application Guidelines:
E-605 is added during the emulsification process, typically under high shear, to ensure uniform dispersion. Pre-dilution in water may be required depending on equipment configuration. The emulsifier-co-emulsifier system promotes rapid droplet formation and long-term stability in storage tanks.
Environmental & Safety:
– Biodegradable components minimize environmental impact.
– Handle with standard PPE (gloves, goggles); avoid direct skin contact. Store in a cool, dry area away from oxidizing agents.
Shelf Life: 12 months in sealed containers under recommended storage conditions.
E-605 is a versatile solution for contractors and manufacturers seeking reliable performance in cationic emulsions, combining technical precision with ease of use.
(E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions)
Applications of E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions
E-605 emulsifier and co-emulsifier is a specialized cationic additive designed for formulating slow and medium setting asphalt emulsions. Its unique chemical composition enhances emulsion stability, adhesion, and performance across a wide range of applications in road construction, maintenance, and industrial coatings. Here’s an overview of its key applications:
1. Cold Mix Asphalt Production: E-605 is ideal for slow-setting cationic emulsions used in cold mix asphalt. It ensures uniform dispersion of asphalt droplets in water, improving workability and storage stability. This makes it suitable for patching potholes, road repairs, and producing premixed asphalt stocks that require extended shelf life.
2. Chip Seals and Surface Treatments: For medium-setting emulsions, E-605 acts as a co-emulsifier to optimize breaking and curing times. It enhances aggregate adhesion in chip seal applications, creating durable, weather-resistant surfaces. Its cationic nature ensures strong bonding with negatively charged aggregates, reducing stripping and improving longevity.
3. Tack Coats: E-605 improves the performance of cationic tack coats by ensuring consistent film formation between pavement layers. Its slow-setting properties allow sufficient open time for proper bonding, while medium-setting variants enable faster traffic return in maintenance projects.
4. Cold Recycling: In asphalt recycling, E-605 stabilizes emulsions for blending with reclaimed asphalt pavement (RAP). It promotes cohesion between aged binder and new aggregates, enhancing the structural integrity of recycled mixes.
5. Dust Suppression: Slow-setting emulsions formulated with E-605 serve as effective dust control agents. They form a flexible, durable crust on unpaved roads, minimizing airborne particles without compromising soil permeability.
Benefits of E-605:
– Versatility: Compatible with diverse asphalt grades and aggregate types.
– Enhanced Stability: Reduces phase separation during storage and transport.
– Temperature Resistance: Performs reliably in varying climatic conditions.
– Eco-Friendly: Lowers energy consumption by enabling cold application methods.
E-605’s adaptability makes it a go-to solution for contractors seeking high-performance emulsions that balance workability, durability, and cost-efficiency. Its role in improving pavement life and reducing maintenance cycles underscores its value in modern infrastructure projects.
Company Profile
SurfactantChina is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality surfactant and relative products.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.
If you are looking for high-quality surfactant and relative products, please feel free to contact us or click on the needed products to send an inquiry.
Payment Methods
L/C, T/T, Western Union, Paypal, Credit Card etc.
Shipment
It could be shipped by sea, by air, or by reveal ASAP as soon as repayment receipt.
5 FAQs of E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions
E-605 Emulsifier and Co-Emulsifier is a specialized blend designed for formulating cationic slow- and medium-setting emulsions, commonly used in asphalt applications like road construction, surface treatments, and soil stabilization. Below are five FAQs with direct answers:
1. What is the primary function of E-605 in cationic emulsions?
E-605 acts as a cationic emulsifier and co-emulsifier system, stabilizing the emulsion by reducing interfacial tension between asphalt and water. It ensures controlled breaking (setting) of the emulsion, allowing proper adhesion to negatively charged aggregates like stone or gravel, which is critical for durable road surfaces.
2. How does E-605 achieve slow vs. medium setting times?
The product’s formulation adjusts the electrostatic interaction between cationic asphalt droplets and aggregates. Slow-setting emulsions use lower emulsifier concentrations for delayed breaking, ideal for mixing with coarse aggregates. Medium-setting emulsions balance faster breaking for rapid curing in applications like chip seals, achieved by optimizing the co-emulsifier ratio.
3. What advantages does E-605 offer over conventional emulsifiers?
E-605 enhances emulsion stability during storage and application, reduces temperature sensitivity, and improves adhesion to diverse aggregates. Its co-emulsifier component minimizes phase separation and ensures consistent performance across varying humidity and temperatures, lowering cracking risks and extending pavement life.
4. What is the recommended dosage for E-605?
Typical usage ranges from 0.5% to 2.5% by weight of the asphalt, depending on desired setting time, aggregate type, and environmental conditions. Conduct small-scale trials to determine the optimal dose for specific project requirements.
5. Are there safety or handling guidelines for E-605?
Use gloves, goggles, and protective clothing to avoid skin or eye contact. Store in a cool, ventilated area away from direct sunlight. Follow local disposal regulations for unused product or empty containers to minimize environmental impact. E-605 is compatible with most cationic systems but avoid mixing with anionic additives.
(E-605 Emulsifier and Co-Emulsifier for Cationic Slow and Medium Setting Emulsions)
