What is Single Terminated Silicone Oil?

Single terminated silicone oil is a type of silicone oil that has been chemically modified, usually at one end of the silicone molecule, to provide a functional group. This modification allows the silicone oil to react or bond with other substances, making it useful in a variety of applications such as sealants, adhesives, and coatings.

Single Terminated Silicone Oil

The term “single-terminated” refers to the fact that only one end of the silicone molecule has been modified. This is in contrast to “double-terminated” silicone oils, where both ends of the molecule have been modified.

Silicone oils are known for their excellent thermal stability, low temperature fluidity, and resistance to oxidation and radiation. The addition of a functional group through single termination can enhance these properties or add new ones, depending on the specific application.

Single-terminated silicone oils are used in a variety of applications due to their unique properties. Here are a few examples:

Adhesives and Sealants

The single-terminated silicone oil can react with other substances to form a strong bond, making it useful in adhesives and sealants. It can be used in construction, automotive, and other industries where durable, weather-resistant seals are required.


These oils can be used in coatings to provide a smooth, glossy finish that is resistant to weathering and oxidation. They are often used in automotive and marine applications, as well as in protective coatings for outdoor equipment and furniture.


In the cosmetics industry, single-terminated silicone oils can be used to improve the texture and spreadability of products like creams and lotions. They can also provide a protective barrier on the skin or hair, without feeling greasy or heavy.

Single Terminated Silicone Oil


These oils can be used in textile manufacturing to improve the feel and drape of fabrics. They can also provide water and stain resistance.


Single-terminated silicone oils can be used in electronics manufacturing, where they can provide thermal stability and insulation.

Single Terminated Silicone Oil

Medical Devices

In the medical field, these oils can be used in the manufacture of devices like catheters and implants, where they can provide lubrication and reduce friction.

It’s important to note that the specific properties and benefits of the single-terminated silicone oil can vary depending on the type of functional group that has been added. Therefore, the oil can be customized to suit a wide range of applications.

Editor: Jack Chen

Email: jack.chen@dakenchem.com

Daken Chemical Limited.

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