Description

Methyloxirane,Oxirane,2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol Ether,1,1'-Methylenebis[4-Isocyanatobenzene] Polymer is a specialized polymeric material derived from the reaction of a polyol ether with methylene diphenyl diisocyanate (MDI). This compound matters for its role as a versatile building block in high-performance polymer synthesis, offering tailored properties for demanding industrial applications. It is primarily needed by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for producing rigid polyurethane foams and specialty resins.

Application

• Polyurethane Foam Systems: As a key component in the formulation of rigid polyurethane foams for insulation panels, refrigeration, and construction.
• Industrial Coatings & Paints: Serves as a resin precursor in high-durability, chemical-resistant coatings for industrial equipment, pipelines, and flooring.
• Adhesives & Sealants: Used to formulate strong, flexible structural adhesives and sealants for automotive, aerospace, and construction bonding.
• Elastomers: A vital raw material in the production of polyurethane elastomers for wheels, rollers, and impact-resistant parts.
• Composite Materials: Acts as a matrix resin or modifier in fiber-reinforced plastics (FRP) and other composite systems.
• Encapsulation & Potting Compounds: Employed in electrical and electronic applications for protecting components from moisture and mechanical stress.

Basic Information

Product Name	Methyloxirane,Oxirane,2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol Ether,1,1'-Methylenebis[4-Isocyanatobenzene] Polymer
CAS No.	68133-49-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(oxy(methyl-1,2-ethanediyl)), α-hydro-ω-hydroxy-, ether with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol (3:1), polymer with 1,1'-methylenebis[4-isocyanatobenzene]; MDI-based polyether polyurethane prepolymer; Polyoxypropylene triol, ethoxylated, polymer with diphenylmethane diisocyanate; Trimethylolpropane ethoxylate triol-MDI polymer; Polyether-modified polymeric MDI; CAS 68133-49-3
EINECS	Contact for details

Quality Control

Our Methyloxirane,Oxirane,2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol Ether,1,1'-Methylenebis[4-Isocyanatobenzene] Polymer undergoes rigorous quality testing to ensure batch-to-batch consistency and compliance with industry standards. Quality parameters are strictly monitored, including NCO content, viscosity, hydroxyl value, and moisture content. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. This material is hygroscopic (moisture-sensitive) and must be stored in a cool, dry place under an inert atmosphere (e.g., nitrogen blanket) to prevent moisture absorption and premature reaction. Recommended storage temperature is 15-25°C. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Viscous liquid to solid
Color (Gardner)	≤ 3
NCO Content (%)	Contact for details
Viscosity (cP @ 25°C)	Contact for details
Hydroxyl Value (mg KOH/g)	Contact for details
Moisture Content (%)	≤ 0.05
Specific Gravity (25°C)	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.