Lubricant and grease additives
Our offer for lubricant and grease industry
SEQENS supports its customers for the development and the formulation of metalworking fluids, protection fluids and greases with a wide offer of technologies, ranging from extreme pressure sulfurized additives, emulsifiers, corrosion inhibitors and antiwear additives, tailor-made over‑based calcium sulfonates for metal protection and greases, but also custom manufacturing capacities.
Redesign your formulae with our performance additives. Seqens offers an extended range of additives and packages which have been developed to suit the needs of metalworking and greases applications. With an ever-expanding global footprint and a flexible supply chain, we enable our clients to adapt to brand new challenges.
The flexibility of SEQENS plants enables to offer comprehensive solutions thanks to low- or high- production batch size, adjustable process parameters, customized packaging and labelling and worldwide logistics. Along with flexibility, Seqens emphasizes quality. Our quality-control and quality-assurance teams rely on cutting edge laboratory equipment and well-defined procedures to comply with the highest quality standards. Committing to multiple certifications and labels – e.g., ISO 9001, HALAL, KOSHER, RSPO – we ensure customer satisfaction, and we enforce continuous improvement philosophy on the way to longstanding excellence.
Greases
Overbased calcium sulfonate to design high-performance custom greases
Extend your offer with unique high-tech greases
SEQENS calcium sulfonate greases stand out from conventional greases with their standout compositions and their high performances in extreme conditions. Our unique production process is a key advantage for customizing greases with very specific and advanced features. We offer you the possibility to choose the best-fitted carrier, should it be a mineral, vegetable, or synthetic base oil.
KELICO® range
Based on calcium carbonate sulfonate technology, SEQENS greases exhibit outstanding resistance to corrosion as well as excellent extreme pressure and antiwear properties, without any additives. Their thermal and mechanical stability are key advantages for special applications with extreme conditions including warm and very moist atmospheres. SEQENS products outperform other types of complex greases in many ways. Their performances can be enhanced with supplementary additives.
KELICO® V biodegradable range
Our latest development – KELICO® V range – opens the door to biodegradable calcium sulfonate greases.
KELICO® V products enable the lubricants’ manufacturers to formulate environmentally acceptable lubricants with exceptional performances.
According to numerous industry standards, KELICO® V ester-based overbased calcium sulfonate greases are defined as biodegradable, non-bioaccumulative and non-toxic to aquatic species which makes them suitable candidates for applications where EALs are required. KELICO® V overbased calcium sulfonate greases are premium greases for high load and high temperature applications, suitable for extreme environment and particularly adapted for marine applications thanks to their resistance to water and their intrinsic anticorrosion performances.
KELICO® conventional range
KELICO® conventional greases are commonly used in industrial applications and are made from base oils thickened with specific agents, offering good lubrication, wear resistance, and corrosion protection. However, they may sometimes lack performance in extreme conditions such as high temperatures, heavy loads, or exposure to moisture.
On the other hand, calcium sulfonate greases represent a significant advancement. This type of grease is known for its ability to provide exceptional lubrication properties even in challenging environments, thanks to its enhanced thermal and mechanical stability. These greases are particularly effective in conditions where increased resistance to water and corrosion is required. Additionally, they meet strict environmental requirements, making them ideal for applications where environmental protection is a priority.
Calcium sulfonate technology optimizes lubricant performance while meeting higher safety and durability standards, making them suitable for sectors such as agriculture, marine equipment, and industrial applications that require both high-performance and environmentally friendly lubricants.
Grease offer
Carbonation is a key process in the formulation of greases based on calcium sulfonate technology. This chemical phenomenon enhances the properties of our lubricants, including their corrosion resistance, thermal stability, and ability to withstand extreme pressures. Thanks to this process, our greases deliver optimal performance even in the harshest conditions, while remaining environmentally friendly.
SEQENS successfully addresses the challenges faced by industry, relying on a dedicated R&D team and a performance testing laboratory. We have developed a solid ability to undertake and effectively carry out custom developments from kilo-lab to industrial scale, through a close collaboration between customers and SEQENS sales, R&D and production teams.
Our customers rely on our long-standing expertise, our reactivity and our flexibility to ensure a shortened length of development and industrialization projects. As a global player, SEQENS has implemented the appropriate organization to fully comply with worldwide regulations in the field of chemical safety, transportation and customs.
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KELICO V
Extreme Pressure additives
Thanks to different process technologies, SEQENS propose a wide range of additive and package with customized features. Manufacturing with either sulfur, mercaptans or hydrogen sulfide enables formulation fine-tuning for neat and soluble oils, greases and industrial lubricants.
SEQENS extreme pressure additives are sulfurized molecules that provide resistance to high loads and combine good antiwear properties . The percentage of sulfur varies from 10% to 34% active or inactive.
Sulfurized olefins, sulfurized fatty acid esters, synthetic esters and sulfurized natural triglycerides are solutions to improve lubricity and withstand friction, wear and welding. They react with metal surface under heavy load, low and high temperatures and form a physical barrier that persists under extreme conditions, preventing metal to metal contact. Avoiding welding of surface asperities, extreme pressure additives improve surface finish and delay the onset of wear machine tools.
SULFAD® range
Formulate Environmentally friendly lubricants thanks to our SULFAD® light-colored and low odor sulfurized extreme pressure additives. They are part of our sustainable offer: SULFAD are based on minimum 50% of biosourced and biodegradable raw materials. They can be good candidates for biodegradable lubricants formulations (LuSC Listed).
ROSCAN® range
Some ROSCAN are produced from triglycerides, synthetic and natural fatty acid esters, they combine antiwear and extreme pressure performance as well as increasing lubricity.
Other ROSCAN are synthesized from olefin chains that enhance their solubility in mineral or synthetic oils or in hydrocarbon solvents, these extreme pressure additives have relatively low antiwear performance that can be combined effectively and synergistically with phosphorus-based additives.
Moreover, thanks to different processes, dark colored and light colored ROSCAN are available to offer wide possibilities of formulations.
- Sulfurized olefins : Synthesized from olefin chains that enhance their solubility in mineral or synthetic oils or in hydrocarbon solvents, these extreme pressure additives have relatively low antiwear performance that can be combined effectively and synergistically with phosphorous-based additives.
- Dark colored sulfurized esters : Produced from triglycerides, synthetic and natural fatty acid esters, they combine antiwear and extreme pressure performances as well as increasing lubricity.
- Light colored sulfurized esters : Prepared through specific routes of synthesis, these light colored additives provide a better visual monitoring during metalworking processes.
>> Successful development of a new grinding oil formulated with ROSCAN 1110
Extreme pressure packages
How to simplify supply complexity and accelerate new lubricants’ developments?
SEQENS offers ready-to-use additive packages to reduce supply chain complexity and costs as well as to facilitate production of finished lubricants.
We have studied synergies and optimum rates to get high performing and cost-effective packages that provide different performances depending on the application targeted.
Our customers hence increase the performance of their formulated lubricants while reducing the number of listed raw materials.
In the context of our CSR approach, we are focusing on developing low labeling packages of additives and safer substitutes to existing lubricants for our customers for their lubricant formulations.
- ROSCAN 527 NV : A package formulated from colored, thermally stable olefins and triarylphosphates. Particularly adapted for using in neat cutting oils, industrial lubricants and greases.
- ROSCAN 530 : A package combining extreme pressure and antiwear additives based on calcium, sulfur and phosphorous chemistry in mineral oil. Particularly adapted for metalworking, industrial lubricants and greases applications.
- ROSCAN 4000 : A package combining extreme pressure and anti-wear additives based on calcium, sulfur and phosphorous chemistry in vegetable oil. Particularly adapted for metalworking applications. It can be used for the formulation of neat cutting oils dedicated to medium to high severity ferrous metals metalworking operations such as drilling, tapping or threading as well as stamping operations.
Antiwear additives
Adjust metalworking fluid and industrial lubricants performances thanks to ROSCAN® antiwear additives.
Antiwear additives are used to improve wear resistance and the friction coefficient of industrial lubricants and metalworking fluids. They are based on phosphorous chemistry and are the most effective under low-load and low-temperature conditions.
Light colored, these additives are chlorine, phenol and sulfur free. They are either phosphite or phosphate esters. They provide both antiwear and antioxidant functionality to lubricants and metalworking fluids.
- ROSCAN® 607 (CAS number 78-42-2)dedicated to neat metalworking fluids formulations has a synergistic effect with SULFAD® Extreme Pressure additives, enabling to obtain high antiwear performance of the final lubricant.
- ROSCAN® 6253NV (CAS number 64051-29-2)is a readily biodegradable light colored and ashless phosphite antiwear additive recommended for metalworking applications and industrial lubricants.
- ROSCAN® 6214 (CAS number 93686-48-7) is a biosourced tri C12/C14-alkyl phosphite, free of chlorine, phenol and sulfur
Emulsifiers & corrosion inhibitors
SEQENS offers sodium sulfonate emulsifiers, that are proven to be effective in water-based formulations, due to their high performances and their versatility.
LOSMA® Sodium sulfonate additives
Sodium sulfonates have a dual function, combining emulsification and rust inhibition properties. They are ideal candidates for soluble oils and semi-synthetic metalworking fluids. Based on special alkyl-aryl sulfonic acids, the higher molecular weight sodium sulfonates give better corrosion protection and inverse emulsifying properties.
From 420 to 670 g/mol molecular weight, LOSMA range offers a wide variety of formula adjustments options.
LOSMA® Corrosion Inhibitors
The LOSMA® corrosion inhibitors are designed to provide effective metal protection in industrial lubricant, and metalworking fluid formulations. Based on technologies, including dimercaptothiadiazole derivatives, LOSMA® products deliver copper corrosion inhibition and metal deactivation performance.
With good solubility in mineral and synthetic base stocks and broad formulation compatibility, the LOSMA® range offers formulators an efficient solution for demanding applications requiring robust corrosion protection.
LOSMA® Packages
SEQENS offers boron and secondary amine-free packages for corrosion and rust prevention. Intended for water soluble metalworking fluids, they are particularly suitable for milky emulsions or semi-synthetic fluids.
- LOSMA 4100 is an anticorrosion package for ferrous metals
- LOSMA 4200 is an anticorrosion package for aluminium alloys
- LOSMA 4150 is an anticorrosion and emulsification package for ferrous metals
Towards Safer and More Sustainable Lubricants
Discover our range of sustainable lubricant and grease additives, designed to meet the growing demand for eco-friendly solutions. Our bio-based, biodegradable additives are safer for both people and the planet, offering excellent performance while reducing environmental impact. Compatible with the LUSC* list and EAL** standards, our additives provide a responsible choice for various industrial applications, helping you achieve sustainability goals without compromising on quality or efficiency.
*Lubricant Substance Classification list
**Environmentally Acceptable Lubricant
Frequently Asked Questions
Specialty lubricant additives enhance the performance, stability, and protection of industrial oils, fluids, and greases. These additive technologies improve wear resistance, oxidation stability, corrosion control, and lubrication under high pressure operating conditions in every major industry. Read our product guide to explore SEQENS’ wide range of solutions.
Phosphorus antiwear additives are used to protect metal surfaces from wear when the lubricant film becomes too thin. They react with metal surfaces to form a protective layer that reduces friction, scuffing and component wear. These additives are commonly used in hydraulic fluids, industrial oils, engine oils and greases to extend equipment life and improve reliability.
Extreme pressure (EP) additives protect heavy machinery operating under severe conditions, high temperature, and extreme loads. At elevated temperatures, these specialized technologies react with metal surfaces to form a durable protective film, preventing scuffing, seizure, and excessive surface wear in industrial grease products and heavy gear oils.
By minimizing friction, corrosion, deposit formation, and thermal degradation, our additive product range maintains critical component health. They protect hydraulic systems, gearboxes, and metalworking equipment, providing extended service life, consistent lubrication performance, and reliable protection in demanding applications.
SEQENS supplies high performance additive products for a wide range of global industrial markets, including automotive manufacturing, heavy equipment, mining, marine, energy production, hydraulic systems, and metalworking fluid formulation. Read our industry application materials to learn how our new technologies support diverse customer requirements.
Combined EP and antiwear protection provides comprehensive equipment protection across a wide range of operating conditions. Extreme-pressure performance prevents metal-to-metal contact during high-load events, while antiwear properties reduce friction and progressive surface degradation during routine operation. The result is longer equipment life, reduced downtime, extended lubrication intervals, and improved operational efficiency in severe industrial environments.
Selecting the right EP additive starts with defining your application (grease, industrial oil or metalworking fluid), followed by your key requirements: EP performance level, viscosity, copper compatibility and color preference (light or dark).
For light-colored, non-corrosive formulations, the SULFAD® range is typically recommended, while the ROSCAN® range offers a wide selection for higher EP performance and more demanding applications.
Yes, SEQENS combines deep R&D expertise, advanced production systems, and global manufacturing capacity to support custom additive formulation development. Contact us to explore new technologies, view product video demonstrations, improve your industrial fluids, and build tailored lubrication solutions that meet your exact market requirements.