行业组件数据 · 2026

催化剂

A substance that accelerates the curing reaction of silicone resin without being consumed.

技术定义与适配语境
典型 催化剂 会按材料、尺寸公差、适配关系和失效风险在 化学制造 中评估。

Catalysts for powder silicone resin are typically organometallic compounds or acids that lower the activation energy of crosslinking reactions between silanol and alkoxy groups, enabling rapid curing at elevated temperatures. They are critical for achieving desired mechanical and thermal properties in coatings, adhesives, and encapsulants.

组件规格

定义
Catalysts for powder silicone resin are typically organometallic compounds or acids that lower the activation energy of crosslinking reactions between silanol and alkoxy groups, enabling rapid curing at elevated temperatures. They are critical for achieving desired mechanical and thermal properties in coatings, adhesives, and encapsulants.
工作原理
The catalyst provides an alternative reaction pathway with lower activation energy, facilitating the condensation or addition reactions between functional groups (e.g., Si-OH and Si-OR) in the silicone resin, leading to network formation.
材料
Common catalysts include tin compounds (e.g.dibutyltin dilaurate)platinum complexes (for hydrosilylation)or organic acids (e.g.p-toluenesulfonic acid). Typically used in concentrations of 0.1-2% by weight.
Density
1.0-1.2 g/cm³
Viscosity
10-100 mPa·s at 25°C
Flash Point
>100°C
Active Content
≥95%
标准
ISO 9001REACHRoHS

行业分类与别名

催化剂 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Exposure to moisture->Premature gelation or reduced catalytic activity->Store in airtight containers under dry conditions; use desiccants.
Overdosing->Excessive exotherm causing resin degradation or safety hazard->Precise metering and mixing; use automated dosing systems.

工业生态与工程逻辑

0
Moisture sensitivity leading to premature curing
1
Toxicity of certain organometallic compounds
2
Incompatibility with some additives

合规与检测

tolerance
±0.05% active content
test method
Titration or ICP-OES for metal content; DSC for cure kinetics

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

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。

相关组件

常见问题

What is the typical dosage of catalyst in silicone resin?

Typically 0.1-2% by weight of resin, depending on desired cure speed and pot life.

Can the catalyst be used for both addition and condensation curing?

No, catalysts are specific to the curing mechanism. Platinum catalysts are for hydrosilylation (addition), while tin compounds are for condensation.

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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 Component Index · 化学制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:CATALYST