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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.

MoDTP
Diakyl Dithiophosphate Molybdenum, commonly abbreviated as MoDTP, is one of the most important multifunctional additives used in high-performance engine oils, industrial lubricants, hydraulic fluids,

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MoDTC
Anti wear agent is a critical category of additives in the lubricant industry, and Molybdenum Dialkyldithiocarbamate, commonly abbreviated as MoDTC with CAS number 97417-75-5, stands out as one of

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Molybdenum Amine Complexes
Molybdenum Amine Complexes, with the CAS number 11096-84-5, is a high-performance lubricant additive renowned for its excellent anti-wear, friction-reducing, and antioxidant properties. As a

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Triethylene Glycol Methyl Ether Borate
Triethylene Glycol Methyl Ether Borate, with the CAS number 30989-05-0, is a high-efficiency multifunctional lubricant additive famous for its excellent anti-wear, friction-reducing and

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Triphenyl Phosphorothioate
Triphenyl Phosphorothioate, with the CAS number 115-86-6, is a high-performance multifunctional lubricant additive celebrated for its excellent anti-wear, antioxidant and extreme-pressure properties.

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Dialkyldithiocarbamate Ester
Dialkyldithiocarbamate Ester, with the CAS number 136-53-8, is a multifunctional and high-efficiency lubricant additive famous for its outstanding anti-wear, extreme-pressure, and antioxidant

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We Comprehensive supplier evaluation and quality inspection procedures ensure product consistency, compliance, and reliable performance throughout the supply chain.

What is Anti-Wear Agent

An anti-wear agent (or anti-wear additive) is a chemical compound added to lubricants (like engine or hydraulic oils) to protect moving metal surfaces from friction and physical degradation. When the oil film thins under pressure, these agents chemically bond to the metal to create a protective, sacrificial barrier.

Specification

Parameter	Specification	Test Method	Technical Note
Appearance	Dark brown viscous liquid or homogeneous paste	Visual	Dark brown from Mo(VI) d–O charge transfer absorption. In paste form, homogeneous with no visible sediment - verify by hot storage (60°C/24h) for phase stability.
★ Mo Content	6.0–8.0 wt% (typ. 7%)	ICP-OES (ASTM D5185)	Primary performance index. Mo content determines both AO capacity (Mo redox cycles) and FM performance potential. Specify target Mo% range on order; lot-by-lot COA reports Mo ICP value.
★★★ S Content	0%	ASTM D4294 / ICP	Zero sulphur - no DTP/DTC ligand sulphur. Confirmed 0% at any treat rate. Critical for wind turbine gear oils (avoids S-EP additive competition), food-adjacent H2 lubricants, and S-free green formulation requirements.
★★★ P Content	0%	ICP-OES (ASTM D5185)	Zero phosphorus. Combined with zero S: ACEA C1/C2/C5, GF-6B, and any other low-SAPS specification - Mo Amine Complex places the lowest possible SAPS load of any organomolybdenum FM grade on the finished lubricant formulation.
N Content ℹ	1.5–2.5 wt%	Combustion analysis	N is NOT a SAPS element. Amine ligand N contributes mild radical scavenging AO activity. Slightly lower N than MoDTC (2.5–3.5%). Verify ASTM D130 copper corrosion at treat rate (amine N generally provides mild copper inhibition).
Flash Point	≥ 170°C	COC (ASTM D92)	Non-flammable (GHS FP >60°C); no ADR Class 3 transport restrictions. COC method (open cup) vs MoDTP/MoDTC PM (closed cup) - COC FP typically 10–20°C higher than equivalent PM FP, so actual safety margin is comparable to MoDTC (PM ≥180°C).
Pour Point	≤ –5°C	ASTM D97	Good low-temperature fluidity; slightly higher PP than MoDTC (≤–10°C) - warm to 20–30°C for ease of transfer in cold climates; dissolves readily in base oil at ambient.
★ Thermal Stability	200°C / 4h - stable	TGA / oven aging	Unique quantified thermal stability specification (not provided for MoDTP/MoDTC). Mo(VI)=O complexes are inherently thermally robust - the Mo=O bond (BDE ~450 kJ/mol) is highly stable vs Mo–S bonds in DTP/DTC (BDE ~300 kJ/mol). No colour change or Mo precipitation after 4h at 200°C in mineral base oil.
Packaging	200 kg drum · 1000 L IBC · ISO tank bulk	-	Shelf life 24 months sealed at 5–30°C. Sealed storage prevents moisture uptake; avoid strong oxidants, acids, alkalis in storage proximity. Stack ≤3 drums high.

characteristics of Anti-Wear Agent

Chemical Stability
One of the most fundamental characteristics of Anti-Wear Agent additives is their chemical stability. These additives need to maintain their integrity under a wide range of operating conditions.

Compatibility
Compatibility is another crucial aspect. Anti-Wear Agent must be able to blend seamlessly with different types of lubricants, including mineral oils, synthetic oils, and bio - based lubricants.

Anti - wear Performance
Of course, the primary function of an Anti-Wear Agent is to reduce wear. High - quality additives form a protective film on the surfaces of moving parts. This film acts as a barrier, preventing direct metal - to - metal contact and reducing friction.

Environmental Friendliness
In today's world, environmental considerations are of utmost importance. High - quality Anti-Wear Agent are formulated to be environmentally friendly.

Solubility
Good solubility is essential for Anti-Wear Agent. They need to dissolve evenly in the lubricant to ensure uniform distribution throughout the system. If an additive has poor solubility, it may form clumps or settle at the bottom of the lubricant reservoir, leading to inconsistent protection and potentially causing blockages in the lubrication system.

Cost - effectiveness
While high - quality Anti-Wear Agent may have a higher upfront cost, they are often more cost - effective in the long run. By reducing wear and extending the service life of machinery, these additives can significantly lower maintenance and replacement costs.

Ease of Use
High - quality Anti-Wear Agent are easy to use. They can be added directly to the existing lubricant without the need for any special equipment or complex procedures.

Versatility
A good Anti-Wear Agent should be versatile and suitable for a wide range of applications. It can be used in different types of engines (e.g., gasoline, diesel, natural gas), transmissions, hydraulic systems, and other mechanical equipment.

Anti-Wear Agent how additives help

Make the Oil Work Better

Additives like antioxidants, anti-foaming agents, demulsifiers, and rust preventers improve the oil’s natural abilities.

Fix Problems

Some additives, like viscosity improvers and pour-point depressants, help the oil flow smoothly and stay stable, even in cold or hot conditions.

Add Special Features

Other additives, like detergents, metal protectors, and tackiness agents, give the oil new abilities, making it stronger and more useful.

Types of Anti-Wear Agent

Zinc Dialkyldithiophosphates (ZDDP)

This is one of the most used anti-wear additives. It works well in high-pressure areas. When it gets hot, it breaks down and forms a protective layer on the metal, which helps prevent wear and tear.

Phosphorus-Based Additives

These additives are great for very high-pressure situations. They create a strong layer on the metal to protect it from wear and also stop it from rusting.

Sulfur-Based Additives

These are used with phosphorus-based additives to give extra protection in heavy machines. They form a layer on metal parts to help keep them from getting damaged.

Ashless Additives

These additives are good for protecting the environment because they don’t leave harmful ash behind when they burn. They still protect the metal and reduce wear without causing pollution.

Application of Anti-Wear Agent

Automotive Engines

Commonly utilizing ZDDP, these agents protect critical components like camshafts and lifters, particularly during cold starts when oil films are at their thinnest.

Hydraulic Systems

Used to shield hydraulic pumps, valves, and cylinders from excessive wear during high-pressure operations.

Industrial Gearboxes

Gear oils typically contain 0.5% to 1.5% anti-wear additives by weight to safeguard gear teeth against pitting and scoring.

FAQ

Q: What is anti-wear?

A: Antiwear additives (AW additives) are lubricant components that chemically react with the metal surface to be protected, forming a lubricious sacrificial coating that protects the metal from wear under boundary lubrication conditions; Antiwear additives produce a surface that is harder than the unprotected base metal.

Q: Is it safe to add additives to engine oil?

A: Not all engine oil additives are created equal. Some products on the market today are little more than snake oil and won't do anything to improve your engine's performance. Some of these products can do more harm than good by clogging up your engine's oil filter or causing other problems.

Q: What are anti-wear additives?

A: Anti-wear additives are used to protect against wear and the loss of metal surfaces during mixed-film and boundary-film lubrication. This package is triggered by temperature or elevated loads at the contact surfaces. It works to form a protective film to minimize wear.

Q: When to put engine oil additive?

A: Using additives
Most of our additives can easily be added to the oil in the engine, transmission or steering system before filling up your vehicle's fuel or coolant. The instructions for how to do this can be found on the back of the respective product.

Q: What additives keep engines clean?

A: Certain additives contain detergents that keep your engine clean even as it gets older. Rislone is legendary for its cleaning ability: More than one mechanic has told us when they tear down an engine that has used Rislone all its life, the internals look brand new.

As one of the most professional anti-wear agent manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy high-grade anti-wear agent made in China here from our factory. For price consultation, contact us.

modtc oil additive