T711 Octadecylamine N-oleoyl Sarcosinate Oil-Soluble Rust Inhibitor

(T711) was developed by Sinopec Group for military oil products.

It is primarily used in military storage oils, rust-preventive oils, or rust-preventive lubricating oils.

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Molecular formula: C17H33CO-N-COOHmC18H37NH2

Molecular weight: 622.5

T711 is a high-efficiency oil-soluble corrosion inhibitor, appearing as a light yellow waxy solid.
It is non-toxic and, when heated, melts into an amber-colored oily liquid.
It is insoluble in water but soluble in oil.
This product is an excellent oil-soluble rust inhibitor, superior to petroleum sulfonates.

 

Features

1. At room temperature, the appearance is a yellow-gray waxy solid. When heated, it melts into an amber-colored oily liquid.
2. Insoluble in water, but soluble in oil.
3. It is classified as a non-hazardous material, non-toxic, non-corrosive, non-flammable, and non-explosive.

 

Corrosion Inhibition Performance Comparison Test Results

Condition T711 Added No T711 Added
T711 Concentration 2% 0
Oil Used No. 5 high-speed machinery oil No. 5 high-speed machinery oil
Application Method Thin coating on 45# steel plates Thin coating on 45# steel plates
Test Environment Humid heat box, 49°C, >95% humidity Humid heat box, 49°C, >95% humidity
Corrosion Resistance Rust-free for 10 days (rust grade 0-1) Significant rust spots/patches within less than 1 hour

 

From this experiment, it is clear that T711 has a very significant corrosion inhibition 3 / 4 effect, extending the corrosion inhibition time by at least 300 times. Special formulations can achieve rust prevention for up to 27 days, extending the corrosion inhibition time by over 600 times.

T711 is easy to use; simply heat T711 to above 70°C and add 1-3% to the machinery oil

(Note: the recommended amount for No. 10 machinery oil is 2%).

Upon cooling, the appearance of a misty layer is normal and does not affect the corrosion inhibition function

(the misty appearance can be avoided by adding a small amount of surfactant).

 

Application

The rust-preventive oil products produced with it are widely appreciated in industries such as precision machinery, tank manufacturing, military ammunition depots, steel rolling mills, internal combustion engine plants, bearing factories, chain factories, watch factories, lock factories, scissors factories, and other industrial warehouses. 

Additionally, T711 can also be used in solvent-based rust-preventive paints.

 

Packaging and Storage

200KG/drum, 1000KG/drum.
Store in a cool, dry place, away from acids and water.
Transport as a general non-hazardous chemical.

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One Comment

  1. Ruqinba October 9, 2025 at 1:43 am - Reply

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