DinonylNaphthalenesulfonicAcid(DNNSA) with CAS 25322-17-2

CAS:25322-17-2
Molecular formula:C28H44O3S
Molecular weight:460.71
EINECS:246-841-9
Synonyms: DINONYLNAPHTHALENESULFONICACID; DNChemicalbookNSA; DINONYLNAPHTHALENESULFONICACID,50WT.;
Napththalenesulfonicacid; Naphthalenesulfonicacid,dinonyl-; DNNSA(DINONYLNAPHTHALENESULFONIC).

DinonylNaphthalenesulfonicAcid(DNNSA) with CAS 25322-17-2
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What is of Dinonylnaphthalene Sulfonic Acid(DNNSA) with CAS 25322-17-2?

Dinonylnaphthalene Sulfonic Acid (DNNSA, CAS 25322-17-2) is an important industrial sulfonic acid widely used as a surfactant, dispersant, and emulsifier in various formulations. It is commonly supplied in solution form, referred to as Dinonylnaphthalenesulfonic acid solution, and is well-known for its excellent solubility in organic systems and high stability under harsh processing conditions.

Specification 

Property
Technical Analysis and Physical
Product Name
Dinonylnaphthalene sulfonic acid (DNNSA)
CAS Number
25322-17-2
Molecular Formula
C28H44O3S
Appearance
Brown transparent liquid
Acid Value,mg KOH/g
60-64
Moisture,%
≤1
Density (25℃)
1.14-1.18g/ml
PH
5.5 – 7.5

Key Features

  • Strong surface activity and wetting ability.

  • Excellent solubility in oils and organic solvents.

  • High chemical stability and resistance to hydrolysis.

  • Acts as an intermediate for producing salts (calcium, barium, etc.) used in lubricant and grease formulations.

Applications of Dinonylnaphthalenesulfonic Acid

  • Lubricants & Greases – DNNSA is widely used to produce overbased sulfonates (e.g., calcium sulfonates) as detergents and rust inhibitors in lubricating oils.

  • Coatings & Paints – Works as a dispersant and emulsifier, improving pigment stability and coating durability.

  • Metalworking Fluids – Enhances lubrication and provides corrosion resistance.

  • Industrial Cleaners – Effective as a surfactant in strong cleaning formulations.

  • Chemical Intermediates – Used in synthesis of various oil-soluble sulfonates.

DinonylNaphthalenesulfonicAcid(DNNSA) with CAS 25322-17-2-applicaion

Why Choose Our DNNSA?

1. We supply high-purity Dinonylnaphthalenesulfonic acid CAS 25322-17-2 boasts a content exceeding 55%, exceeding the market average of 30%-50%.

2. Cationic surfactants offer higher surfactant activity.

3. Available in stock, with short lead times.

4. Quality comparable to the American brand king1050.

As a trusted wholesale Dinonylnaphthalenesulfonic acid supplier, we ensure consistent quality, competitive prices, and tailored technical support for industrial applications.

Packing 

200kgs/drum, 16tons/20’container

DinonylNaphthalenesulfonicAcid(DNNSA) with CAS 25322-17-2-package

DinonylNaphthalenesulfonicAcid(DNNSA) with CAS 25322-17-2
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