Description

1,4-Butanediol, Polymer With α-Hydro-ω-Hydroxypoly( Oxy-1,4-Butanediyl), 1,1'-Methylenebis[4-Isocyanatobenzene], Methyloxirane And Oxirane is a specialized polyurethane-polyether copolymer, engineered for high-performance applications requiring tailored elasticity, durability, and chemical resistance. This advanced polymer is crucial for formulators seeking to enhance the mechanical properties and stability of their final products. It is primarily utilized in the production of high-grade adhesives, sealants, coatings, and elastomers for demanding industrial and manufacturing sectors.

Application

• High-Performance Adhesives & Sealants: Serves as a key polymeric backbone for structural adhesives, potting compounds, and flexible sealants used in automotive, aerospace, and construction.
• Specialty Coatings & Inks: Used in formulating durable, flexible, and chemical-resistant coatings for industrial equipment, textiles, and protective layers.
• Elastomer & Rubber Manufacturing: Acts as a critical component in the synthesis of polyurethane elastomers, offering excellent rebound resilience and abrasion resistance.
• Composite Materials: Employed as a matrix resin or modifier in fiber-reinforced plastics (FRP) and other composite systems to improve impact strength and adhesion.
• Encapsulation & Potting Compounds: Provides excellent electrical insulation and environmental protection for electronic components.
• Textile & Leather Finishing: Used in coatings and binders to impart water resistance, flexibility, and durability to fabrics and synthetic leather.

Basic Information

Product Name	1,4-Butanediol, Polymer With α-Hydro-ω-Hydroxypoly( Oxy-1,4-Butanediyl), 1,1'-Methylenebis[4-Isocyanatobenzene], Methyloxirane And Oxirane
CAS No.	59650-40-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(oxy-1,4-butanediyl), α-hydro-ω-hydroxy-, polymer with 1,4-butanediol, 1,1'-methylenebis[4-isocyanatobenzene], methyloxirane and oxirane; Polyurethane-polyether copolymer; MDI-based polyurethane prepolymer; Poly(tetramethylene ether) glycol (PTMEG)-MDI copolymer; Polyether polyurethane resin; Oxirane, polymer with methyloxirane, 1,4-butanediol, α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-methylenebis[4-isocyanatobenzene]; PTMEG-MDI-PO-EO copolymer.
EINECS	Contact for details

Quality Control

Our production of this advanced copolymer adheres to rigorous quality management systems. Each batch is characterized for critical parameters including isocyanate (NCO) content, viscosity, hydroxyl value, and molecular weight distribution to ensure batch-to-batch consistency and performance reliability. Certificates of Analysis (COA) detailing all relevant specifications are available upon request, supporting compliance with your internal quality standards and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be protected from atmospheric moisture to prevent premature reaction and degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
NCO Content	Contact for details
Viscosity @ 25°C	Contact for details
Hydroxyl Value	Contact for details
Specific Gravity	Contact for details
Moisture Content	< 0.05%

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