From battery fire prevention to artificial heart - the five major battlefields of vinyl silicone oil

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The fire-resistant layer of Tesla batteries, chip packaging for 5G base stations, and domestically produced artificial heart valves all point to the same material: vinyl silicone oil. It is not a finished product, but the matrix of all high-end silicone rubbers. Through precise molecular level regulation, it can simultaneously meet the demanding requirements of extreme temperature resistance and biocompatibility.

In the field of new energy vehicles, the encapsulation adhesive containing 15% high vinyl silicone oil increases the temperature resistance of the battery from 120 ℃ to 180 ℃, and extends the thermal runaway protection time to 30 minutes. In the medical field, medical grade ethylene based silicone oil has passed ISO 10993 certification and has excellent biocompatibility. It has been used in artificial heart valves and its service life has been extended from 10 years to 15 years. In the field of 5G communication, the thermal conductivity of the packaged chips reaches 5 W/(m · K), and the failure rate decreases by 90% under a temperature difference of minus 40 ℃ to 150 ℃.

The key to performance regulation lies in the matching of vinyl content and molecular weight. Low vinyl content is suitable for flexible sensors and mobile phone buttons, while high vinyl content is superior to heavy-duty industrial seals. The smaller the molecular weight, the better the fluidity and the higher the injection molding efficiency; The larger the molecular weight, the stronger the elasticity, making it suitable for high rebound scenarios.

This transparent liquid is like a chemical director in the industry, quietly rewriting the safety standards of high-end manufacturing.

Regarding liquid silicone rubber, please refer to our website for details: IOTA Liquid Silicone Rubber

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