WANOL C2140

WANOL C2140 is a high molecular weight polyether diol engineered to deliver exceptional flexibility and tensile strength as a soft segment in advanced polyurethane elastomers.
WANOL C2140's chemical structure provides superior hydrolytic stability and moisture resistance, making it an indispensable component for durable automotive sealants and industrial-grade waterproof coatings.
Furthermore, WANOL C2140's consistent viscosity and low acidity allow for precise reactivity control, ensuring that manufacturers can achieve uniform mechanical performance in complex adhesive and elastomer formulations.

CAS Number: 53637-25-5  
EC Number: 611-026-6
Molecular Formula: (C3H6O)n.C3H8O2
Molecular Weight: aprox. 4000 g/mol

Synonyms: WANOL C2140, Polyether Polyol C2140, Polyol Component C2140, PU Polyol C2140, Polyurethane Polyol, Flexible Polyether Polyol, Industrial Polyol Resin, Polyol Intermediate, CASE Polyol, Reactive Polyol, Hydroxyl-Terminated Polyether, Polyether Diol/Polyol, Polyol Raw Material, PU System Polyol, Performance Polyether Polyol

WANOL C2140 is a polyether polyol for the CASE (Coatings, Adhesives, Sealants, and Elastomers) industry.
WANOL C2140 is designed to provide high-performance mechanical properties in polyurethane systems.  

WANOL C2140 is a polyether polyol designed as a reactive component in polyurethane systems.
WANOL C2140 contains multiple hydroxyl functionalities that enable efficient reaction with isocyanates, forming durable and flexible polyurethane networks.
WANOL C2140 is engineered to provide enhanced mechanical strength, elasticity, and hydrolysis resistance while maintaining good processing characteristics in industrial formulations such as coatings, adhesives, sealants, elastomers, and foam systems.

Uses of WANOL C2140:
WANOL C2140 is a high molecular weight polyether diol predominantly used in the production of high-performance polyurethane elastomers and flexible coatings.
WANOL C2140's difunctional structure provides the necessary backbone for systems requiring high elongation, tensile strength, and superior rebound resilience.

WANOL C2140 is a critical component in the formulation of automotive sealants and industrial adhesives, where it ensures excellent moisture resistance and long-term durability.
Additionally, WANOL C2140's controlled reactivity and low acidity make it an ideal choice for manufacturing prepolymers and waterproof coatings, allowing for precise control over the final mechanical properties and ensuring consistent performance in demanding environmental conditions.

WANOL C2140 is used as a polyol component in polyurethane production across CASE applications (Coatings, Adhesives, Sealants, Elastomers).
WANOL C2140 reacts with isocyanates to form flexible and resilient polymer structures, contributing to improved mechanical properties, adhesion, and chemical resistance.
WANOL C2140 is also utilized in foam systems and industrial materials where consistent processing behavior, durability, and long-term performance are essential.

Stability and Reactivity of WANOL C2140:

Chemical stability:
Chemically stable under normal conditions of use.
Handling and storage.

Reactivity:
No hazardous reactions occur under standard handling.
However, it reacts exothermically with isocyanates.

Conditions to avoid:
Excessive heat (above 50°C).
Direct sunlight.
Prolonged exposure to atmospheric moisture.

Incompatible materials:
Strong oxidizing agents.
Isocyanates.

Hazardous decomposition products:
Thermal decomposition may release carbon oxides (CO.
CO₂).
Potentially irritating low molecular weight aldehydes.

Handling and Storage of WANOL C2140:

Handling:
Handle in accordance with good industrial hygiene and safety practices.
Avoid contact with eyes and skin.
Ensure proper ventilation.

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

Storage conditions:
Maintain storage temperatures between 20°C and 40°C.
To prevent quality deterioration.

Packaging materials:
Recommended materials include stainless steel.
Carbon steel.
High-density polyethylene (HDPE).

Shelf life:
12 months.
When stored in original, unopened packaging under recommended conditions.

First Aid Measures of WANOL C2140:

Inhalation:
Remove the person to fresh air.
If respiratory discomfort persists.
Seek medical attention.

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

Eye contact:
Rinse cautiously with water for at least 15 minutes.
Seek medical advice if irritation continues.

Ingestion:
Rinse mouth with water.
Seek medical advice if large quantities are swallowed.

Most important symptoms:
Potential mild mechanical irritation to eyes or skin.

Firefighting Measures of WANOL C2140:

Suitable extinguishing media:
Water fog.
Alcohol-resistant foam.
Dry chemical powder.
Carbon dioxide (CO₂).

Specific hazards:
Combustible liquid.
May release dense black smoke.
Irritating vapors when heated.

Protective equipment for firefighters:
Self-contained breathing apparatus (SCBA).
Full protective clothing.

Special precautions:
Cool endangered containers with water spray.

Accidental Release Measures of WANOL C2140:

Personal precautions:
Use appropriate personal protective equipment.
Ensure adequate ventilation.

Environmental precautions:
Prevent entry into drains.
Sewers.
Watercourses.

Methods for cleanup:
Soak up with inert absorbent material (sand.
Earth).
Shovel into labeled.
Closed containers for disposal.

Exposure Controls / Personal Protection of WANOL C2140:

Occupational exposure limits:
Not established.

Engineering controls:
Provide adequate general or local exhaust ventilation.

Personal protective equipment (PPE):

Respiratory protection:
Not normally required.
Use an approved respirator if mist or vapors are generated.

Hand protection:
Chemical-resistant gloves (nitrile.
Butyl rubber).

Eye protection:
Safety glasses with side shields.
Chemical goggles.

Skin protection:
Standard protective work clothing.

Hygiene measures:
Wash hands after handling.
Avoid eating.
Drinking in work areas.

Identifiers of WANOL C2140:
Product Name: WANOL C2140  
Chemical Family: Polyether Polyol
CAS Number: 53637-25-5  
EC Number: 611-026-6
Chemical Name: Oxirane, methyl-, polymer with oxirane, ether with 1,2-propanediol (E-P-E type)

Properties of WANOL C2140:
Molecular Formula: (C3H6O)n.C3H8O2
Molecular Weight: aprox. 4000 g/mol
Appearance: Clear to slightly hazy liquid
Odor: Mild characteristic odor
Viscosity: Medium to high depending on molecular weight
Solubility: Miscible with many organic solvents

Appearance: Clear, colorless to slightly yellowish liquid.
Hydroxyl Value (mg KOH/g): 26.0 – 30.0
Molecular Weight (g/mol): ~4000
Viscosity (mPa·s at 25°C): 800 – 1100
Water Content (%): ≤ 0.05
Acid Value (mg KOH/g): ≤ 0.05
PH Value: 5.0 – 7.5
Functionality: 2.0