Description

2-Butenedioic acid (Z)-, monomethyl ester, polymer with 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, hexahydro-2H-azepin-2-one and 1,1'-methylenebis[4-isocyanatobenzene] is a specialized polyimide precursor or high-performance polymer intermediate. This compound is engineered to deliver exceptional thermal stability, mechanical strength, and chemical resistance in demanding industrial environments. It is primarily utilized by manufacturers in the advanced materials, electronics, and aerospace sectors for creating coatings, adhesives, and composite matrices.

Application

• High-Temperature Polyimide Synthesis: Serves as a critical monomer or prepolymer for producing polyimides used in aerospace and automotive components.
• Advanced Composite Materials: Used in the formulation of resin systems for carbon fiber and other high-strength composites.
• Electronic Encapsulants and Coatings: Provides protective, insulating layers for sensitive electronic devices due to its thermal and dielectric properties.
• Specialty Adhesives and Sealants: Imparts durability and resistance to extreme environments in bonding applications.
• Industrial Protective Coatings: Formulated into coatings that protect metal and other substrates from corrosion, heat, and chemical exposure.
• Membrane Technology: Potential use in the development of high-performance filtration and separation membranes.

Basic Information

Product Name	2-Butenedioic acid (Z)-, monomethyl ester, polymer with 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, hexahydro-2H-azepin-2-one and 1,1'-methylenebis[4-isocyanatobenzene]
CAS No.	105458-01-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly[(maleic acid, monomethyl ester)-alt-(trimellitic anhydride, ε-caprolactam, methylenediphenyl diisocyanate)]; Maleic acid monomethyl ester polymer with trimellitic anhydride, caprolactam, and MDI; MDI-TMA-Caprolactam-Maleic Acid Methyl Ester Copolymer; Thermoplastic Polyimide Precolymer; PI Prepolymer; Copolymer of monomethyl maleate, trimellitic anhydride, caprolactam, and 4,4'-MDI; High-performance polymer intermediate CAS 105458-01-3
EINECS	Contact for details

Quality Control

Our production of this advanced polymer intermediate adheres to strict quality management systems. Each batch is characterized using advanced analytical techniques to ensure consistency in composition, molecular weight distribution, and reactivity. Certificates of Analysis (COA) detailing key parameters are provided to guarantee the material meets your specific application requirements and supports your own 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 product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen) if possible to prevent moisture uptake and premature reaction, which can affect performance.

Specification

Item	Specification
Appearance	Off-white to light yellow powder or granules
Identification (IR)	Conforms to structure
Solid Content	≥ 98.0 %
Inherent Viscosity	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Moisture Content (KF)	≤ 1.0 %
Ash Content	≤ 0.5 %

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