行业验证制造数据 · 2026

医用硅凝胶

基于 CNFX 目录中多个工厂资料的聚合洞察,医用硅凝胶 在 橡胶和塑料制品制造 行业中通常会围绕 Hardness 到 Viscosity 进行能力评估。

技术定义与核心装配

一个典型的 医用硅凝胶 通常集成 Silicone Polymer Base 与 Cross-linking Agent。CNFX 上列出的制造商通常强调 Medical-grade silicone polymers 结构,以支持稳定的生产应用。

Medical-grade silicone-based gels used for wound care, scar management, and medical device applications.

技术定义

Medical silicone gels are soft, flexible, semi-solid materials composed of medical-grade silicone polymers. They are specifically formulated for biocompatibility, non-toxicity, and hypoallergenic properties, making them suitable for direct contact with human skin and tissues. These gels are used in various medical applications including scar reduction sheets, wound dressings, pressure ulcer prevention, and as components in medical devices requiring soft, conformable interfaces.

工作原理

Medical silicone gels function through several mechanisms: 1) Hydration - they create a moist environment that helps regulate moisture vapor transmission, preventing excessive drying or maceration of skin. 2) Occlusion - they provide a protective barrier against external contaminants while allowing oxygen permeability. 3) Pressure distribution - their viscoelastic properties help distribute pressure evenly across surfaces. 4) Scar management - they help flatten and soften hypertrophic scars by maintaining hydration and applying gentle pressure. The silicone polymer matrix provides these properties while remaining chemically inert and biocompatible.

技术参数

Hardness
Measurement of gel softness using Shore 00 scale, typically ranging from 10-50 for medical applicationsShore 00
Viscosity
Measure of gel flow resistance, affecting application and spreading propertiescP
Tensile Strength
Maximum stress the gel can withstand while being stretched before breakingMPa
Elongation at Break
Percentage increase in length before material failure under tension%
Biocompatibility Rating
Compliance level with international biocompatibility standards for medical devicesISO 10993

主要材料

Medical-grade silicone polymers Cross-linking agents Catalysts

组件 / BOM

Silicone Polymer Base
Primary structural component providing elasticity, flexibility, and chemical stability
材料: Medical-grade polydimethylsiloxane (PDMS) or similar silicone polymers
Cross-linking Agent
Creates molecular bonds between polymer chains to form gel structure
材料: Platinum-based catalysts or peroxide compounds
Filler Materials
Modify physical properties such as viscosity, hardness, and thermal conductivity
材料: Silica, calcium carbonate, or other biocompatible mineral fillers
Additives Package
Provides specific properties like antimicrobial activity, color, or enhanced adhesion
材料: Medical-grade pigments, antimicrobial agents, or adhesion promoters

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Hydrolysis from wound exudate pH < 5.5 Polymer backbone cleavage reducing viscosity from 5000 cP to < 1000 cP Incorporation of hydrolysis-resistant siloxane crosslinkers (e.g., vinyl-terminated PDMS)
UV exposure > 50 W/m² at 365 nm wavelength Photo-oxidation causing yellowing and modulus increase from 0.5 MPa to > 2 MPa Addition of 0.5% w/w benzotriazole UV absorbers with HALS stabilizers

工程推理

运行范围
范围
0.1-100 kPa (shear stress), -40°C to 200°C (temperature)
失效边界
Shear stress > 120 kPa causes permanent deformation; temperature > 250°C initiates thermal degradation
Polymer chain scission at high shear rates (Weissenberg effect) and thermal oxidation (Arrhenius degradation kinetics) at elevated temperatures
制造语境
医用硅凝胶 在 橡胶和塑料制品制造 中会按材料、工艺窗口和检验要求共同评估。

别名与俗称

Medical Grade Silicone Gel Silicone Scar Gel Silicone Wound Gel Silicone Medical Gel

行业别名与关键词

该产品在 CNFX 数据库中的搜索词、别名和技术称呼。

应用匹配与尺寸矩阵

运行限制
pressure:Atmospheric to 5 psi
other spec:Viscosity: 1,000-50,000 cP, Shelf Life: 24 months unopened
temperature:-40°C to 200°C
兼容性
Human skin/tissuePolyurethane medical devicesSilicone-based wound dressings
不适用:High-oxygen or ozone environments
选型所需数据
  • Wound/scar surface area (cm²)
  • Desired gel layer thickness (mm)
  • Application frequency (times/day)

可靠性与工程风险分析

失效模式与根因
Thermal degradation
原因:Exposure to temperatures exceeding the silicone's thermal stability limit (typically 200-250°C for medical grades), leading to polymer chain scission, cross-link breakdown, and loss of mechanical/barrier properties. Common in sterilization cycles or adjacent heating elements.
Chemical incompatibility/swelling
原因:Contact with incompatible substances (e.g., certain solvents, strong acids/bases, or specific pharmaceutical compounds) that cause absorption, swelling, or extraction of plasticizers, compromising dimensional stability and functional integrity.
维护信号
  • Visible discoloration (yellowing/browning) or surface tackiness indicating thermal/oxidative degradation
  • Audible cracking or popping sounds during flexure/compression, signaling embrittlement or internal delamination
工程建议
  • Implement strict thermal monitoring and controls during sterilization/processing to avoid exceeding the material's maximum continuous use temperature, validated via thermocouple mapping.
  • Conduct compatibility testing with all contacting media under simulated use conditions, and establish material certification protocols for any changes in chemical exposure.

合规与制造标准

参考标准
ISO 10993-1: Biological evaluation of medical devicesASTM D2240: Standard Test Method for Rubber Property—Durometer HardnessCE Marking: Medical Device Regulation (MDR) 2017/745
制造精度
  • Hardness: +/- 5 Shore A
  • Viscosity: +/- 10% of specified value
质量检验
  • Biocompatibility Testing (per ISO 10993 series)
  • Extractable/Leachable Analysis

生产该产品的制造商

具备该产品生产能力的中国制造商与相关工厂资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

供应链相关产品与组件

压缩/过渡段

挤出螺杆中将物料压缩并从固态过渡到熔融状态的部分。

查看规格 ->
输送带/输送链

输送系统中用于在工位间连续移动和传送模具的移动表面或链接系列。

查看规格 ->
冷却单元

自动模具喷涂与冷却系统中的一个组件,负责在喷涂操作后快速降低模具温度。

查看规格 ->
切割转子

用于造粒设备中,将聚合物线材切割成均匀颗粒的旋转刀片组件。

查看规格 ->

常见问题

What are the key biocompatibility standards for medical silicone gels?

Our medical silicone gels are certified to ISO 10993 standards, ensuring they are biocompatible and safe for direct contact with skin and wounds in medical applications.

How do medical silicone gels help with scar management?

Medical silicone gels create a protective barrier that hydrates scar tissue, reduces redness and itching, and helps flatten and soften scars through consistent application over time.

Can medical silicone gels be customized for specific medical device applications?

Yes, we can customize silicone gels by adjusting hardness (Shore 00), viscosity (cP), tensile strength (MPa), and elongation properties to meet specific medical device requirements.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Index v2.6.05 · 橡胶和塑料制品制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 医用硅凝胶

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