4,4′-Bis(3-aminophenoxy)diphenyl sulfone (M-BAPS)

Basic Information of BAPS-M

Product Name	4,4'-Bis(3-aminophenoxy)diphenyl sulfone
Abbreviation	BAPS-M
CAS Number	30203-11-3
Molecular Formula	C24H20N2O4S
Molecular Weight	432.49 g/mol
Appearance	White to green to brown powder to crystal
Purity	≥99%
Package	1kg/bottle, 20kg/drum, or customized
Molecular Structure

Key Properties

• Sulfone group enhances thermal and oxidative stability

• Excellent mechanical strength in derived polymers

• Good solubility in organic solvents for processing

• Strong adhesion and toughness in coatings and films

• Reliable performance in high-temperature polyimide material contexts

Key Applications of BAPS-M

• High-Performance Polymers: Serves as a diamine monomer for producing polyimides, including films, resins, and engineering plastics, supporting flexible and processable polyimide systems and specialty functional polyimide materials .

• Electronics and Electrical Insulation: Utilized in insulating material formulations and polymer systems relevant to electronics-related polyimide processing , where thermal and dielectric stability are required at the material level.

• Coatings, Films, and Membranes: Incorporated into polymer-based coatings and films for transparent polyimide film formulations and other functional material contexts.

• Polymer Intermediates and Additives: Acts as an intermediate or functional component in polymer synthesis and modification, supporting durability and chemical resistance in plastics and composite materials.