Your Professional Sulfonate Detergents Supplier
Since its establishment in 2010, Sinolook has been deeply involved in the energy and chemical sectors and has become one of the leading base oil and petrochemical traders in China and Asia. In the niche field of fine chemicals, we have a deep understanding of the characteristics and application scenarios of each type of product.
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Low TBN Calcium SulfonateLow TBN Calcium Sulfonate (TBN 0–50 mgKOH/g) is a neutral to low-overbased calcium alkylbenzene sulfonate detergent additive in mineral oil diluent — calcium content 1.5–3.5 wt%, flash point ≥180°C.
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Medium TBN Calcium SulfonateMedium TBN Calcium Sulfonate is a moderately overbased calcium alkylbenzene sulfonate detergent additive — TBN 150–300 mgKOH/g (ASTM D2896), Ca 3–10 wt%, density 0.95–1.05 g/cm³. Colloidal CaCO₃
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High TBN Calcium SulfonateHigh TBN Calcium Sulfonate is a highly overbased calcium alkylbenzene sulfonate detergent additive — TBN 300–400 mgKOH/g (ASTM D2896), Ca 10–16 wt%, density >1.05 g/cm³, viscosity 50–200 cSt @100°C
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Overbased Calcium SulfonateOverbased Calcium Sulfonate is an ultra-highly overbased calcium alkylbenzene sulfonate — TBN 400–500 mgKOH/g (ASTM D2896), Ca 12–18 wt%, density >1.10 g/cm³, viscosity 150–400 cSt @100°C (heat to
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Overbased Magnesium SulfonateOverbased Magnesium Sulfonate is a highly overbased magnesium alkylbenzene sulfonate detergent additive — TBN 300–400 mgKOH/g (ASTM D2896), Mg 8–12 wt%, density 1.00–1.08 g/cm³. The defining
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Overbased Barium SulfonateOverbased Barium Sulfonate is a barium alkylbenzene sulfonate detergent additive — TBN 20–300 mgKOH/g (grade-dependent), flash point ≥180°C, water content ≤0.2%. Ba²⁺ (ionic radius 1.35 Å) forms the
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Zinc Sulfonate ComplexZinc Sulfonate Complex (Zn 2–12 wt%, Zn(O₃S)₂ core, flash point ≥180°C) is the only sulfonate detergent additive with significant antiwear capability — Zn²⁺ forms a tribochemical ZnO/ZnS sacrificial
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What is Sulfonate Detergents
Sulfonate detergents are powerful cleaning agents (surfactants) that feature a carbon-sulfur bond. They are widely used in household cleaners, laundry detergents, and personal care products. Because they resist binding with hard water minerals, they offer excellent foaming and grease-lifting abilities without the harshness of traditional sulfates.
Specification
|
Parameter |
Specification |
Test Method |
Note |
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Appearance |
Brown to dark brown viscous liquid |
Visual |
Opaque at ambient; transparent when heated; mild sulfonate odour |
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TBN |
300–400 mgKOH/g |
ASTM D2896 |
Grade-specific TBN on COA; nominal sub-grades at 300, 350, 400 |
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Calcium Content |
10–16 wt% |
ASTM D5185 / ICP-OES |
Highest Ca% in the range; Ca% × 3.4 ≈ sulphated ash wt% in blend |
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Kinematic Viscosity @100°C |
50–200 cSt |
ASTM D445 |
Heat to 60–80°C before measurement and handling; higher at higher TBN sub-grade |
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Flash Point (COC) |
≥ 180°C |
ASTM D92 |
Combustible liquid; standard industrial storage; not DG under IMDG/ADR/IATA |
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Density @20°C |
> 1.05 g/cm³ |
ASTM D4052 |
Density >1.0 g/cm³ - volume-to-weight conversion critical for batch blending accuracy |
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Sulphated Ash (neat) |
35–55 wt% |
ASTM D874 |
Confirms active CaCO₃/Ca sulfonate content; high S/A additive - use at low treat rate per kg of TBN |
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Packaging |
200 kg drum · 1000 L IBC · ISO tank |
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Heated drum / IBC essential in cold climate; ISO tank with heating coil for bulk orders ≥16 MT |
Role Sulfonate Detergents
Emulsifying Oils and Grease
The hydrophobic tail binds to oily or greasy substances, while the hydrophilic head interacts with water. This breaks down oil into smaller droplets, making it easier to rinse away.
Reducing Surface Tension
It lowers the surface tension of water, allowing the Sulfonate Detergents to spread more effectively across surfaces and penetrate dirt or stains.
Stabilizing Formulations
It helps keep Sulfonate Detergents ingredients mixed evenly, ensuring consistent cleaning power.
Appearance: White to yellowish powder, flakes, or liquid (depending on the “R” group and purity).
Solubility: Highly water-soluble due to the ionic sulfonate group; solubility decreases with longer hydrophobic chains.
Stability: Resistant to heat, acids, and alkalis, making them versatile in harsh conditions.
Surfactant Behavior: Lowers surface tension, aids in wetting, emulsification, and dispersion.

Key Properties for Sulfonate Detergents Use
High Solubility
It dissolves well in water, making it easy to incorporate into both liquid and powder detergents and ensuring even distribution during use.
Hard Water Tolerance
Unlike some surfactants that lose effectiveness in hard water (which contains calcium and magnesium ions), this compound remains stable and functional. Its sulfonate group resists forming insoluble salts with these minerals.
Stability
It performs reliably under typical detergent conditions, though extreme pH or high temperatures may affect its performance.
Uses of Sulfonate Detergents
Construction
Sodium Naphthalene Sulfonate Formaldehyde (SNF) is a superplasticizer in concrete.
Textiles
Wetting agents for dyeing and processing (e.g., Sodium Dibutyl Naphthalene Sulfonate).
Industrial
Emulsifiers, corrosion inhibitors, or dispersants in paints, rubber, and agriculture.
FAQ
As one of the most professional sulfonate detergents manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy high-grade sulfonate detergents made in China here from our factory. For price consultation, contact us.
