Description

Hexanedioic Acid, Polymer With 1,4-Butanediol, 1,1'-Methylenebis[4-Isocyanatobenzene], Methyloxirane And Oxirane is a specialized polyurethane-polyether hybrid polymer, identified by CAS number 32553-14-3. This engineered material is valued for its unique combination of flexibility, chemical resistance, and durability derived from its segmented copolymer structure. It is primarily utilized by formulators in the coatings, adhesives, sealants, and elastomers (CASE) industries seeking to enhance product performance.

Application

• High-Performance Coatings: Used as a resin component in protective and decorative coatings for automotive, industrial, and marine applications, offering excellent weatherability and chemical resistance.
• Advanced Adhesives & Sealants: Serves as a key polymer backbone in formulating flexible, durable adhesives and sealants for construction, automotive assembly, and electronics.
• Specialty Elastomers: Employed in the production of castable polyurethane elastomers for gaskets, rollers, and industrial parts requiring a balance of toughness and elasticity.
• Composite Materials: Acts as a matrix or modifier in polymer composites to improve impact resistance and adhesion between components.
• Fiber & Textile Finishing: Utilized in coatings for synthetic fibers and technical textiles to impart water repellency, durability, and softness.
• Potting & Encapsulation: Applied in electronics for potting compounds that protect sensitive components from moisture, vibration, and environmental stress.

Basic Information

Product Name	Hexanedioic Acid, Polymer With 1,4-Butanediol, 1,1'-Methylenebis[4-Isocyanatobenzene], Methyloxirane And Oxirane
CAS No.	32553-14-3
Molecular Formula	(C6H10O4.C4H10O2.C15H10N2O2.C3H6O.C2H4O)x
Molecular Weight	Polymer - varies by grade
Synonyms	Poly(urethane-ether) from adipic acid, 1,4-butanediol, MDI, propylene oxide, and ethylene oxide; Polyurethane-polyether block copolymer; Adipic acid/1,4-butanediol/MDI/propylene oxide/ethylene oxide copolymer; MDI-based polyurethane polyol; Thermoplastic polyurethane ether (TPU-E); Aliphatic polyether urethane polymer; 4,4'-Methylenebis(phenyl isocyanate) polymer with adipic acid, 1,4-butanediol, propylene oxide and ethylene oxide
EINECS	Contact for details

Quality Control

Our production of this polymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as hydroxyl number, viscosity, molecular weight distribution, and residual monomer content are rigorously monitored. Certificates of Analysis (COA) detailing all relevant specifications are provided with each shipment to support your quality assurance protocols.

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 material is hygroscopic (moisture-sensitive). Keep away from strong acids, bases, and oxidizing agents to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
Identification (IR)	Conforms to structure
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity @ 25°C (cP)	Contact for details
Water Content (%)	≤ 0.1
Residual MDI (ppm)	≤ 100
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.