Carrier fluid: Density 0.85-1.10 g/cm³, Flash Point ≥60°C

Component Specifications

Definition

In industrial-grade polyurethane foam production, carrier fluid refers to a specialized liquid medium designed to safely and efficiently deliver catalyst compounds throughout the foam matrix. This fluid ensures uniform catalyst distribution, controls reaction kinetics, and maintains catalyst stability during storage and application. Carrier fluids are typically inert or low-reactivity solvents that do not interfere with the polyurethane polymerization process while providing optimal viscosity and compatibility with other formulation components.

Working Principle

Carrier fluids function through physical dispersion and transport mechanisms. They dissolve or suspend catalyst particles, enabling homogeneous distribution throughout the polyurethane precursor mixture. During foam formation, the carrier fluid evaporates or integrates into the polymer matrix, releasing the catalyst at controlled rates to initiate and regulate the blowing and curing reactions. The fluid's volatility, polarity, and solubility parameters are engineered to match specific catalyst chemistries and processing conditions.

Materials

High-purity glycol ethers (e.g., dipropylene glycol methyl ether), mineral spirits, aromatic hydrocarbons, or specialized silicone oils. Must be free of water, peroxides, and acidic impurities. Typical purity: ≥99.5%.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Density	0.85-1.10 g/cm³
Viscosity	2-15 cP at 25°C
Acid Value	≤0.1 mg KOH/g
Flash Point	≥60°C
Water Content	≤0.05%
Evaporation Rate	0.1-0.8 (n-butyl acetate=1)

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 2114, DIN 53240, ASTM D891

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

Flammability hazards
Catalyst deactivation if contaminated
VOC emissions
Skin/eye irritation

FMEA Triads

Trigger: Water contamination in carrier fluid
Failure: Catalyst hydrolysis and deactivation
Mitigation: Use sealed containers with desiccants, implement moisture testing protocols

Trigger: Incorrect viscosity specification
Failure: Poor catalyst dispersion and uneven foam density
Mitigation: Maintain viscosity within 2-15 cP range with regular QC checks

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.5% on specified density and viscosity values

Test Method

ISO 3104 for viscosity, ASTM D4052 for density, Karl Fischer titration for water content

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 Carrier fluid

Manufacturer profiles associated with Carrier fluid.

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Frequently Asked Questions

What is the primary function of carrier fluid in polyurethane foam production?

The carrier fluid ensures uniform dispersion of catalyst particles throughout the polyurethane mixture, controls reaction timing, and maintains catalyst stability during storage and processing.

Can different carrier fluids be used interchangeably?

No, carrier fluids must be matched to specific catalyst chemistries and process requirements. Using incompatible fluids can cause catalyst precipitation, uneven reactions, or foam defects.

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.

Carrier fluid