行业组件数据 · 2026

活性催化化合物

Specialized chemical catalyst for industrial polyurethane foam manufacturing that accelerates polymerization reactions.

技术定义与适配语境
典型 活性催化化合物 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。

An active catalytic compound is a precisely formulated chemical agent designed to initiate and control the polymerization reaction between polyols and isocyanates during industrial polyurethane foam production. This component contains tertiary amine compounds and/or organometallic catalysts that lower activation energy, regulate reaction kinetics, and ensure proper foam cell structure formation with consistent density and mechanical properties.

组件规格

定义
An active catalytic compound is a precisely formulated chemical agent designed to initiate and control the polymerization reaction between polyols and isocyanates during industrial polyurethane foam production. This component contains tertiary amine compounds and/or organometallic catalysts that lower activation energy, regulate reaction kinetics, and ensure proper foam cell structure formation with consistent density and mechanical properties.
工作原理
The catalytic compound functions through nucleophilic catalysis where tertiary amine groups activate isocyanate molecules, facilitating their reaction with polyol hydroxyl groups. Simultaneously, metal-based catalysts (typically tin or bismuth compounds) promote urethane linkage formation through Lewis acid mechanisms. This dual-action approach controls both blowing (gas generation) and gelling (polymerization) reactions to achieve optimal foam rise, cure time, and final cellular structure.
材料
Tertiary amines (triethylenediaminebis-dimethylaminoethyl ether)organometallic compounds (dibutyltin dilauratebismuth carboxylates)solvent carriers (dipropylene glycolmineral spirits)and stabilizers (antioxidantsUV inhibitors). Formulations typically contain 20-70% active catalytic ingredients in carrier solutions.
Density
0.95-1.05 g/cm³ at 25°C
pH Range
7.0-9.0
Viscosity
50-200 mPa·s at 25°C
Shelf Life
12 months in sealed containers
Flash Point
>100°C
Reactivity Ratio
1:1 to 1:3 (gel:blow)
Operating Temperature
15-40°C
Catalyst Concentration
30-50% active content
标准
ISO 17710ISO 11909DIN 55958ASTM D3574

行业分类与别名

活性催化化合物 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

Catalyst degradation due to moisture contamination->Reduced catalytic activity leading to incomplete polymerization->Store in sealed moisture-proof containers with desiccants; monitor humidity levels in storage areas
Incorrect catalyst-to-resin ratio->Uncontrolled exothermic reaction causing foam defects or safety incidents->Implement automated dosing systems with flow meters and ratio controllers; conduct regular calibration checks
Catalyst incompatibility with specific polyol formulations->Phase separation or precipitation affecting reaction uniformity->Conduct compatibility tests with all raw material combinations; maintain batch consistency records

工业生态与工程逻辑

0
Chemical exposure hazards
1
Exothermic reaction risk
2
Incompatibility with certain materials
3
Environmental contamination potential
4
Fire risk with improper storage

合规与检测

tolerance
±2% on catalyst concentration; ±5% on reaction rate consistency
test method
ISO 17710 for catalytic activity measurement; ASTM D3574 for foam property evaluation; GC-MS analysis for chemical composition verification

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 primary function of active catalytic compounds in polyurethane foam production?

They accelerate and control the chemical reaction between polyols and isocyanates, ensuring proper foam formation with consistent density, cell structure, and mechanical properties.

How do amine-based and metal-based catalysts differ in their mechanisms?

Amine catalysts primarily activate isocyanate groups for reaction with polyols (blowing reaction), while metal catalysts promote urethane bond formation (gelling reaction). Most industrial formulations combine both for balanced reaction control.

What safety precautions are necessary when handling these catalytic compounds?

Use chemical-resistant PPE (gloves, goggles, apron), ensure adequate ventilation, avoid skin contact, store in sealed containers away from heat sources, and have spill containment materials available.

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CNFX Industrial Component Index · 化学制造

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
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URN:CNFX:ME:UNIT:ACTIVE_CATALYTIC_COMPOUND