Description

Hexanedioic Acid, Polymer With 1,4-Butanediol And 1,1-Methylenebisisocyanatobenzene is a high-performance polyurethane prepolymer or polyurethane elastomer derived from adipic acid, 1,4-butanediol, and MDI (4,4'-methylenebis(phenyl isocyanate)). This engineered polymer offers a critical balance of mechanical strength, chemical resistance, and processing flexibility for demanding industrial applications. It is essential for manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) sectors, as well as for advanced material science applications requiring tailored polymer properties.

Application

• High-Performance Coatings & Paints: Serves as a key resin component in durable industrial, automotive, and protective coatings, providing excellent adhesion, abrasion resistance, and weatherability.
• Specialty Adhesives & Sealants: Used in formulating structural adhesives, potting compounds, and high-strength sealants for construction, automotive assembly, and aerospace applications.
• Engineering Elastomers & Thermoplastic Polyurethanes (TPU): Acts as a precursor for manufacturing cast elastomers, rollers, gaskets, and flexible TPU sheets that require a combination of toughness and elasticity.
• Composite Materials: Employed as a matrix or binder in fiber-reinforced composites and other advanced material systems to enhance structural integrity.
• Textile & Leather Finishing: Utilized in coatings for synthetic leather, waterproof fabrics, and other technical textiles to improve durability and surface properties.
• Encapsulation & Potting: Ideal for encapsulating electronic components or creating potting compounds that demand excellent electrical insulation and environmental protection.

Basic Information

Product Name	Hexanedioic Acid, Polymer With 1,4-Butanediol And 1,1-Methylenebisisocyanatobenzene
CAS No.	94772-44-8
Molecular Formula	(C6H10O4·C4H10O2·C15H10N2O2)n
Molecular Weight	Polymer - Variable
Synonyms	Adipic Acid/1,4-Butanediol/MDI Copolymer; Poly(adipic acid-co-1,4-butanediol-co-4,4'-MDI); Polyurethane Prepolymer from Adipic Acid, BDO, and MDI; MDI/BDO/Adipate Polyester Polyol; Polyester-based Polyurethane Resin; Thermoplastic Polyurethane Elastomer (TPU) Precursor; Adipic Acid-BDO-MDI Terpolymer; 4,4'-Methylenebis(phenyl isocyanate) polymer with adipic acid and 1,4-butanediol
EINECS	Contact for details

Quality Control

Our production of Hexanedioic Acid, Polymer With 1,4-Butanediol And 1,1-Methylenebisisocyanatobenzene adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Key parameters such as NCO content, viscosity, hydroxyl value, and acid number are rigorously monitored. Certificates of Analysis (COA) detailing all relevant specifications are provided with each shipment to support your quality assurance and regulatory compliance needs.

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 with low humidity. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Ensure containers are kept sealed when not in use to prevent moisture absorption and potential premature reaction or property degradation.

Specification

Item	Specification
Appearance	White to off-white pellets, granules, or solid
Identification (IR)	Conforms to structure
NCO Content	Contact for details
Hydroxyl Value (mg KOH/g)	Contact for details
Acid Value (mg KOH/g)	≤ 2.0
Viscosity (at specified temp)	Contact for details
Moisture Content (Karl Fischer)	≤ 0.1%
Color (Gardner)	≤ 3

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