Vinyl silicone oil - the driving force of the electronics industry
Source:Wikipedia+reprint Author:QL Chemical Release time:2024-09-27 14:05 Reading times:175
Vinyl silicone oil mainly includes end vinyl polydimethylsiloxane (Vi PDMS) and end vinyl polydimethylsiloxane (Vi PMVS), and products with different viscosities and vinyl contents can be provided according to needs. Vinyl silicone oil can be divided into: vinyl terminated silicone oil and high vinyl silicone oil, which are the main raw materials of addition liquid silicone rubber, silicone gel, etc; Modifying agents/plastic additives/reinforcing materials for rubber mixing.

In the rapid development of the electronics industry, encapsulation technology has become a key link to ensure the stability and reliability of components and the entire machine. Through encapsulation, electronic components and assembly parts can be effectively protected from the erosion of moisture, impurities, and chemical atmospheres in the atmosphere, ensuring that electronic devices can stably perform their normal electrical functions. Vinyl silicone oil has emerged as a key material for protecting and improving the performance of electronic products.


Guardian of electronic components
Vinyl silicone oil provides a strong protective film for electronic components and assembly parts due to its excellent performance. This protective film can effectively isolate moisture, impurities, and other chemicals in the atmosphere, preventing them from contaminating and corroding electronic devices. Through encapsulation treatment, vinyl silicone oil ensures that electronic devices can operate stably under various environmental conditions and perform their normal electrical functions.
1. Strict requirements for encapsulation materials for electronic components
When selecting encapsulation materials for electronic components, a series of strict requirements need to be met, including excellent electrical performance, good insulation, excellent mechanical properties, as well as high strength and good elasticity. In addition, the viscosity of the sealing material should be as low as possible and the flowability should be good to facilitate the sealing operation.
2. Refined treatment and performance improvement of vinyl silicone oil
In order to ensure the electrical insulation of the sealant, the moisture and ion content of the vinyl silicone oil must be controlled at a low level. Research has shown that refined vinyl silicone oil treated with adsorbents can significantly improve the electrical properties of potting adhesives.
3. Selection and Application of Vinyl Silicone Oil
When choosing vinyl silicone oil, the appropriate type is usually chosen based on the specific application requirements. End vinyl silicone oil is often selected to ensure good flowability and mechanical properties of the sealing adhesive due to its low viscosity characteristics. Side chain vinyl silicone oil, due to its denser crosslinking points, can provide superior mechanical properties and is suitable for applications with higher requirements for mechanical properties.
Solid backing of microchip
Vinyl silicone oil plays an irreplaceable role in computer technology, telecommunications, and other related fields that require microchips. It provides protection for these high-tech products in extreme temperatures and polluted environments, ensuring their long-term stability and reliability.
The source of innovation in materials science
In addition to its application in the protection of electronic products, vinyl silicone oil is also an important raw material for addition silicone rubber, silicone potting adhesive, silicone gel and other materials. By mixing with crosslinking agents, reinforcing agents, anti-aging agents, etc., high-temperature resistant vulcanized silicone rubber can be prepared, further expanding the application range of vinyl silicone oil.
Diversity of vinyl silicone oil
The structural characteristics of vinyl silicone oil are that the methyl portion on the main chain of its polydimethylsiloxane is replaced by vinyl groups, commonly in the form of polydimethylsiloxane terminated with double vinyl groups. This structure endows vinyl silicone oil with certain chemical reactivity, allowing it to participate in various chemical reactions and thus play its unique role in different fields.
Widely applicable fields
Vinyl silicone oil is widely used as the main raw material (dosage 50% -100%) of addition liquid silicone rubber, silicone gel and other products, and plays an important role in rubber modifier, plastic additive (dosage is generally about 5-10%) and reinforcement materials.
Vinyl silicone oil plays a crucial role in the electronics industry due to its unique chemical structure and physical properties. It not only carefully selects and processes vinyl silicone oil to produce high-performance electronic potting adhesive, but also provides comprehensive protection for electronic devices; It has also promoted the progress and innovation of materials science, contributing greatly to the development of related industries. With the continuous advancement of technology, the application prospects of vinyl silicone oil will be even broader.


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