Active catalytic compound: pH Range 7.0-9.0, Flash Point >100°C

Component Specifications

Definition

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.

Working Principle

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.

Materials

Tertiary amines (triethylenediamine, bis-dimethylaminoethyl ether), organometallic compounds (dibutyltin dilaurate, bismuth carboxylates), solvent carriers (dipropylene glycol, mineral spirits), and stabilizers (antioxidants, UV inhibitors). Formulations typically contain 20-70% active catalytic ingredients in carrier solutions.

Technical Parameters

Parameter	Typical range	Notes & selection driver
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

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 17710, ISO 11909, DIN 55958, ASTM D3574

Parent Products

This component is used in the following industrial products

Industrial Grade Polyurethane Foam Catalyst

Specialized chemical catalyst for controlling polyurethane foam reaction kinetics in industrial manufacturing.

View Product Details

Engineering Analysis

Risks & Mitigation

Chemical exposure hazards
Exothermic reaction risk
Incompatibility with certain materials
Environmental contamination potential
Fire risk with improper storage

FMEA Triads

Trigger: Catalyst degradation due to moisture contamination
Failure: Reduced catalytic activity leading to incomplete polymerization
Mitigation: Store in sealed moisture-proof containers with desiccants; monitor humidity levels in storage areas

Trigger: Incorrect catalyst-to-resin ratio
Failure: Uncontrolled exothermic reaction causing foam defects or safety incidents
Mitigation: Implement automated dosing systems with flow meters and ratio controllers; conduct regular calibration checks

Trigger: Catalyst incompatibility with specific polyol formulations
Failure: Phase separation or precipitation affecting reaction uniformity
Mitigation: Conduct compatibility tests with all raw material combinations; maintain batch consistency records

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

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

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

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CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Active catalytic compound

Manufacturer profiles associated with Active catalytic compound.

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Frequently Asked Questions

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.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Active catalytic compound