Domestic Substitution of Medical-Grade Silicones Accelerates-Iota

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News > Dynamic industry > Domestic Substitution of Medical-Grade Silicones Accelerates

Domestic Substitution of Medical-Grade Silicones Accelerates

In 2026, China is making significant progress in localizing high-end medical organosilicon materials. Markets once dominated by Shin-Etsu, Wacker, and Momentive are gradually opening to certified domestic suppliers. According to the China Association for Medical Devices, domestically produced medical silicones held 35% share in mid-tier applications (catheters, drainage bags, breast implants) in 2025, while validation projects for high-end implants (heart valves, neural electrodes) surged over 200% year-on-year.

Breakthroughs stem from three advances: raw material purity (D3–D6 cyclic siloxanes <10 ppm, meeting USP Class VI and ISO 10993); processing improvements (platinum-cure stability, sterile filling); and policy support—the 14th Five-Year Plan for Medical Equipment explicitly encourages localization of critical biomaterials.

Examples include a East China firm completing 3-year clinical follow-up of its silicone breast implant with no severe complications, and a South China manufacturer getting its silicone catheter listed in national procurement. Challenges persist—certification takes 2–3 years and requires extensive clinical data.

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