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Aromatic solvents play an indispensable role in heavy-duty industrial processing, serving as the formulation backbone for crop protection, high-bake coatings, oilfield operations, and complex synthetic pathways. Among these, C10 Aromatic Solvents represent a pinnacle of high-boiling efficiency, thermal stability, and superior solvency performance.
Derived from the heavy catalytic reformate and pyrolytic streams of petrochemical crackers, C10 solvents consist primarily of C10 alkylbenzenes (such as trimethylbenzenes, tetralin, diethylbenzenes, and naphthalene isomers). The precise molecular arrangement determines the specific physical characteristics of these hydrocarbons. By utilizing advanced vacuum distillation and narrow-range fractionation, manufacturers isolate targeted boiling cuts to produce solvents with high flashpoints, low volatility, and high solvency power (Kauri-Butanol value typically above 90).
This section explores the technical mechanisms that define the behavior of C10 aromatic streams compared to lighter C9 alternatives (like S100) and heavier C11-C12 cuts (like S200). Understanding these molecular differences is key to optimizing formulation stability and ensuring global regulatory compliance.
| Solvent Grade | CAS Registry Number | Boiling Range (°C) | Flash Point (°C, PMCC) | Aromatic Content (% vol) | Naphthalene Content (% wt) | Primary Industrial Use Case |
|---|---|---|---|---|---|---|
| Aromatic S100 (C9) | 64742-95-6 | 160 – 180 | > 42 | ≥ 99.0 | Negligible | Paints, Industrial Coatings, Resins |
| Aromatic S150 (C10) | 64742-94-5 | 180 – 210 | > 62 | ≥ 99.0 | 8.0 – 10.0 | Agrochemicals, Emulsifiable Concentrates |
| Aromatic S150ND (C10 ND) | 64742-94-5 | 180 – 210 | > 63 | ≥ 99.0 | < 0.9 (Low Naphthalene) | Eco-Friendly Pesticides, Crop Health |
| Aromatic S180 (C10-C11) | 64742-94-5 | 200 – 250 | > 78 | ≥ 99.0 | Varied | Process Additives, Fuel Additives |
| Aromatic S200 (C11-C12) | 64742-94-5 | 230 – 290 | > 100 | ≥ 99.0 | < 1.0 (ND versions available) | High-Bake Enamels, Oilfield Drilling |
Founded in December 2004, Shandong Saier Chemical Technology Development Co., Ltd. has developed into a leading manufacturer and global exporter of high-boiling aromatic solvents and fine chemical intermediates.
Shandong Saier is located at No. 207, WeiLiu Road, Qilu Chemical Industrial Park, Linzi, Zibo City, Shandong Province. This positions the company within one of China's most advanced chemical manufacturing hubs. This strategic location enables direct integration with pipeline networks and feedstocks from major regional refineries, including Sinopec, PetroChina, ChemChina, Zhejiang Petrochemical, and Hengli Petrochemical.
By securing raw material streams directly from these major petroleum refiners, we ensure consistent feed supply and minimize volatile pricing fluctuations. This supply chain reliability directly benefits our global distribution partners.
Shandong Saier is recognized as a national High-Tech Enterprise. We invest significantly in research and development to optimize our production processes. Our focus centers on reducing energy consumption during fractional distillation, improving volatile organic compound (VOC) capture, and engineering ultra-low naphthalene (ND) aromatic grades.
Our facility features advanced multi-stage column setups, enabling continuous automated rectification. This allows us to achieve narrow distillation ranges and high purity profiles across our product lineup.
Industrial formulations require solvents that balance solvency power with physical properties like evaporation rates, flashpoints, and health hazards.
With a boiling range of 160–180°C and a high Kauri-Butanol (KB) value, Aromatic S100 is widely used in protective coatings, automotive finishes, and printing inks. Its relatively high evaporation rate supports fast curing cycles while maintaining film leveling.
Operating in the 180–210°C boiling envelope, the S150 series is a key solvent for agrochemical formulations. The Naphthalene-Depleted (S150ND) variant is engineered to keep naphthalene content below 1.0 wt%, minimizing phytotoxicity and satisfying strict environmental regulations.
With a flashpoint exceeding 100°C and a boiling range of 230–290°C, Aromatic S200 provides low volatility and high thermal resistance. It is commonly used in high-bake industrial coatings, wire enamels, and oilfield applications under high temperature and pressure.
Saier Chemical’s aromatic solvents and chemical intermediates are critical components across several high-performance industries.
In agriculture, active ingredients (AIs) are often hydrophobic crystalline solids. Aromatic solvents like S150, S150ND, and S200 dissolve these AIs at high loading rates.
Using Naphthalene-Depleted (ND) options helps formulators prevent crop phytotoxicity—such as leaf scorching—while meeting strict residue tolerances set by regulatory bodies like the EU EFSA and US EPA.
Automotive primers, coil coatings, and protective container linings rely on high-temperature curing cycles. C10 and C12 solvents control viscosity and evaporation during film formation.
Their slow evaporation rates prevent defects like blistering, pinholes, and orange peel, helping to produce smooth, defect-free coatings.
In addition to solvents, Shandong Saier produces key intermediates that support downstream fine chemical synthesis:
As the chemical industry transitions toward higher environmental standards, compliance and risk mitigation are critical components of global sourcing.
Shandong Saier maintains compliance with global registration frameworks, including EU REACH and Korea REACH. Our products are accompanied by comprehensive GHS-compliant Safety Data Sheets (SDS) and clear labeling of exposure scenarios. This supports seamless importation, customs clearance, and supply chain audits for international buyers.
Our facility features integrated environmental control systems, including advanced Zeolite Rotor Concentrators and thermal oxidizer systems. These capture and treat volatile organic emissions, significantly reducing the environmental footprint of our manufacturing process.
Saier Chemical is adapting to shifting market demands by developing more sustainable distillation processes and exploring bio-derived hydrocarbon feedstocks.
"The next generation of industrial solvents must balance high solvency power with reduced carbon intensity. Our technology roadmap focuses on integrating green hydrogen in processing and optimizing fractionation efficiency to meet the evolving demands of our global partners."
Key focus areas in our R&D roadmap include introducing bio-based aromatic alternatives, optimizing energy efficiency in our fractionation columns, and expanding our line of ultra-pure intermediates. These efforts help ensure that our products remain compliant with future environmental regulations while delivering the performance our customers depend on.
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