WANNATE 3T8235

WANNATE 3T8235 enables rapid curing with controlled reaction behavior.
WANNATE 3T8235 supports high-speed production without compromising foam integrity.
WANNATE 3T8235 is ideal for applications requiring short cycle times and stable output.

Synonyms: WANNATE 3T8235, High-reactivity TDI system, Fast-cycle isocyanate, Rapid cure polyurethane component, Modified TDI blend, Wanhua reactive isocyanate, Flexible foam TDI, Industrial PU isocyanate, Accelerated reaction TDI, Short-cycle processing isocyanate

WANNATE 3T8235 is a modified TDI-based isocyanate from Wanhua Chemical Group, developed to increase throughput efficiency in polyurethane processing.
WANNATE 3T8235 is characterized by a sharper reaction onset combined with controlled propagation, allowing fast curing without excessive foam collapse or instability.
This makes WANNATE 3T8235 suitable for systems where both speed and structural integrity must be balanced.

WANNATE 3T8235 is a raw material that stands out with its low viscosity, pot life of up to 20 minutes, and good flexibility properties.

WANNATE 3T8235 is a polyester -based, TDI terminated urethane prepolymer that is solid at room temperature.
When cured with MOCA or DMTDA, this high performance material yields outstanding properities.

WANNATE 3T8235 elastomers are characterized by:
Excellent flex life
Excellent abrasion resistance
Good resistant to oils
Excellent tensile strength

Uses of WANNATE 3T8235:
WANNATE 3T8235 is applied in molded polyurethane parts, flexible foams, and production lines where shorter cycle times are required.
WANNATE 3T8235 is often used in automotive seating, technical foam components, and industrial cushioning where rapid demolding is advantageous.
WANNATE 3T8235 also supports formulations aiming to optimize productivity without significantly altering formulation chemistry.

Stability and Reactivity of WANNATE 3T8235:

Chemical stability:
Stable under dry, controlled conditions.

Reactivity:
Reacts rapidly with water.
Reacts with polyols.
Reacts with amines.

Conditions to avoid:
Moisture.
High temperatures.
Contamination.

Incompatible materials:
Water.
Alcohols.
Strong bases.

Hazardous decomposition products:
Carbon dioxide (CO₂) may form.
Nitrogen oxides (NOₓ) may form.
Toxic vapors may be generated.

Handling and Storage of WANNATE 3T8235:

Handling:
Minimize vapor exposure.
Use personal protective equipment (PPE).

Storage:
Keep in sealed containers in dry conditions.

Storage conditions:
Protect from moisture.
Protect from excessive heat.

First Aid Measures of WANNATE 3T8235:

Inhalation:
Move to fresh air immediately.

Skin contact:
Wash thoroughly with soap and water.

Eye contact:
Rinse with water for at least 15 minutes.

Ingestion:
Seek immediate medical attention.

Firefighting Measures of WANNATE 3T8235:

Extinguishing media:
Foam.
Carbon dioxide (CO₂).
Dry chemical.

Hazards:
Toxic fumes may be released under combustion.

Protection:
Use full protective gear.
Use self-contained breathing apparatus.

Accidental Release Measures of WANNATE 3T8235:

Personal precautions:
Ensure ventilation.
Wear personal protective equipment (PPE).

Environmental precautions:
Prevent release into drains.

Cleanup:
Absorb with inert material.
Handle safely.

Exposure Controls / Personal Protection of WANNATE 3T8235:

Respiratory protection:
Use respirator if needed.

Hand protection:
Chemical-resistant gloves.

Eye protection:
Safety goggles.

Skin protection:
Protective clothing.

Identifiers of WANNATE 3T8235:
Chemical Type: Modified TDI system
CAS Number: Mixture
EC Number: Not assigned

Properties of WANNATE 3T8235:
Appearance: Light yellow liquid
Odor: Typical isocyanate odor
Density: ~1.22–1.25 g/cm³
Viscosity: Low
Reactivity: Fast initiation with controlled progression
Processing behavior: Short demolding time, efficient cycle performance

Hardness/Shore A: 60±2
100% Modulus/MPa: 3.1
300% Modulus/MPa: 3.7
Tensile Strength/MPa: 30.6
Elongation at Break/%: 560
Tear Strength, Die C pli/( KN/m): 43.6
Rebound(23°C)/%: 35
Din abrasion/mm3: 37

Specifications of WANNATE 3T8235:
NCO, % 3.1-3.5
Appearance @ 25°C Solid free from contamination
Brookfield Viscosity@100°C，mPa·s 500-1000