WANNATE PM-200

WANNATE PM-200 is a polymeric MDI used in rigid polyurethane foam production.
WANNATE PM-200 provides high reactivity and strong structural performance.
WANNATE PM-200 is widely used in insulation, construction, and industrial applications.

CAS number: 9016-87-9
EC number: 618-498-9

Synonyms: Polymeric MDI, pMDI, MDI polymer, Diphenylmethane diisocyanate polymer, Isocyanate resin, Polyurethane isocyanate, Aromatic isocyanate, MDI-based resin, Rigid foam isocyanate, Industrial MDI

WANNATE PM-200 is a polymeric diphenylmethane diisocyanate (pMDI) designed for use in polyurethane systems requiring high reactivity, excellent crosslinking, and strong mechanical performance.
WANNATE PM-200 is supplied as a brown liquid and is widely used in rigid foam and insulation applications.
WANNATE PM-200 provides reliable processing behavior and contributes to the production of durable, dimensionally stable materials.

WANNATE PM-200 is a brown liquid at ambient temperatures.
WANNATE PM-200 can be widely used in the production of rigid PU foam thermal insulation materials.

WANNATE PM-200 is also used in isocyanurate foam, paints, adhesives, structural foam, cellular integrated surface foam, automotive bumpers and interior parts, high-resistance foam, and synthetic wood, etc.
Due to its unique compositional structure, WANNATE PM-200 can provide better fluidity.

Therefore, WANNATE PM-200 is particularly suitable for the production of systems requiring high fluidity.
NCO content 30.5 - 32.0%.

WANNATE PM-200 is a polymeric MDI (methylene diphenyl diisocyanate).
WANNATE PM-200 is primarily used in the production of polyurethane rigid insulation foam and polyisocyanurate foams.

WANNATE PM-200 is also suitable for use in polyurethane paints, adhesives, sealants, structural foams, microcellular integral skin foams, automotive bumper and interior parts, high-resilience foams and synthetic wood.
WANNATE PM-200 is supplied at 30.2-32 %NCO and 150-250 cps at 25C.

WANNATE PM 200 is a polymeric MDI primarily used in the production of polyurethane rigid insulation foams and polyisocyanurate foams.
WANNATE PM-200 is also suitable for use in polyurethane paints, adhesives, sealants, structural foams, microcellular integral skin foams, automotive bumpers and interior parts, high-resilience foams, and synthetic wood.

WANNATE PM-200 is a mixture of polymethylene polyphenylene isocyanate and 4,4'-methylenediphenyl diisocyanate.
The composition contains higher functionality isocyanates.

The functionality is about 2.6-2.7.
WANNATE PM-200 provides good flowability.

WANNATE PM-200 is particularly suitable for the production which requires strict flowability of systems.
WANNATE PM-200 can be used in the production of adhesives.

WANNATE PM-200 is a mixture of polymethylene polyphenylene isocyanate and 4,4'-methylenediphenyl diisocyanate.
WANNATE PM-200 contains isocyanates with higher functionality.

The functionality is approximately 2.6-2.7.
WANNATE PM-200 provides good fluidity.

WANNATE PM-200 is particularly suitable for production requiring high fluidity in systems.
WANNATE PM-200 can be used in the production of rigid PU foam thermal insulation materials.

WANNATE PM-200 is also used in isocyanurate foam, structural foam, cellular integral skin foam, and high-resistance foam.
WANNATE PM-200 is recommended for automotive bumpers and interior parts.

WANNATE PM-200 is a mixture of polymethylene polyphenylene isocyanate and 4,4'-methylenediphenyl diisocyanate.
The composition contains higher functionality isocyanates.

The functionality is about 2.6-2.7.
WANNATE PM-200 provides good flowability.

WANNATE PM-200 is particularly suitable for the production which requires strict flowability of systems.
WANNATE PM-200 is suitable for use in paints.
WANNATE PM-200 has a shelf life of one year.

Applications of WANNATE PM-200:
WANNATE PM-200 is widely used in rigid polyurethane foam systems, particularly in applications requiring high thermal insulation performance and structural strength.
WANNATE PM-200 supports the production of panels, spray foams, and construction materials by providing strong crosslinking and stable foam structures, making it suitable for industrial and building applications.

WANNATE PM-200 is a diisocianate-diphenylmethane (MDI) based composition containing some higher-functional isocyanates.
WANNATE PM-200 can be widely used in the production of solid PU foam thermal insulation materials; also in isocyanurate foam, paints, adhesives, building foam, cellular integrated leather foam, automotive bumpers and interior parts, high-resilience foam, and synthetic wood, etc.

Due to its unique compositional structure, WANNATE PM-200 can provide better flow capacity.
Therefore, WANNATE PM-200 is particularly suitable for production where systems require tight flow capacity.

Stability and Reactivity of WANNATE PM-200:

Chemical stability:
Stable under dry, controlled conditions.

Reactivity:
Reacts with water.
Alcohols.
Amines.
And polyols.

Conditions to avoid:
Moisture.
Excessive heat.
And contamination.

Incompatible materials:
Water.
Strong bases.
Alcohols (uncontrolled reaction).

Hazardous decomposition products:
Carbon dioxide.
Nitrogen oxides.
And other toxic fumes under fire conditions.

Handling and Storage of WANNATE PM-200:

Handling:
Avoid inhalation.
And contact with skin and eyes.
Use proper ventilation.

Storage:
Store in tightly closed containers.
In a cool, dry, well-ventilated area.

Protection:
Protect from moisture.
And direct sunlight.

First Aid Measures of WANNATE PM-200:

Inhalation:
Move to fresh air immediately.
And seek medical attention.

Skin contact:
Remove contaminated clothing.
And wash thoroughly with soap and water.

Eye contact:
Rinse cautiously with water for at least 15 minutes.
And seek medical attention.

Ingestion:
Do not induce vomiting.
Seek immediate medical assistance.

Firefighting Measures of WANNATE PM-200:

Extinguishing media:
Foam.
Dry chemical.
Carbon dioxide.
Water spray.

Hazards:
Releases toxic fumes when heated.
Or burned.

Protective equipment:
Use self-contained breathing apparatus.
And full protective gear.

Accidental Release Measures of WANNATE PM-200:

Personal precautions:
Evacuate area.
And use protective equipment.

Environmental precautions:
Prevent entry into drains.
And waterways.

Cleanup methods:
Absorb with inert material.
And neutralize with appropriate decontamination solution.

Exposure Controls/Personal Protection of WANNATE PM-200:

Respiratory protection:
Use approved respirator when exposure limits may be exceeded.

Eye protection:
Chemical safety goggles.
Or face shield.

Hand protection:
Chemical-resistant gloves (e.g., nitrile).

Skin protection:
Protective clothing recommended.

Hygiene measures:
Avoid exposure.
And wash thoroughly after handling.

Identifiers of WANNATE PM-200:
Chemical name: Polymeric diphenylmethane diisocyanate
Common name: pMDI
CAS number: 9016-87-9
EC number: 618-498-9

Properties of WANNATE PM-200:
Appearance: Brown liquid
Odor: Slightly pungent
Viscosity (25°C): ~150 – 250 mPa·s
Density (25°C): ~1.22 – 1.24 g/cm³
NCO content: Typically 30 – 32%

Appearance:
Solid：White to light yellow- green crystal
Liquid: Clear liquid，No mechanical impurities

MDI Purity /%: ≥99.6
2,4'-isomer/%: ≤2.0
4,4'-isomer/%: ≥97.0
Chromatic Number(APHA): ≤30
Cyclohexane insoluble/%: ≤0.2
Crystallization point /℃: ≥38.1
Hydrolysable chlorine，%: ≤0.003