Phthalic Anhydride) Polymer With 4,4''-Oxybis(Benzenamine) And 4,4''-Sulfonylbis(Benzenamine)) CAS NO 103443-55-6

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CAS No.:103443-55-6

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

Phthalic Anhydride) Polymer With 4,4''-Oxybis(Benzenamine) And 4,4''-Sulfonylbis(Benzenamine)) CAS NO 103443-55-6 is a high-performance poly(amide-imide) copolymer, synthesized from phthalic anhydride, 4,4'-oxydianiline, and 4,4'-diaminodiphenyl sulfone. This engineered polymer is valued for its exceptional thermal stability, mechanical strength, and chemical resistance, making it a critical material for demanding industrial applications. It is primarily sought by manufacturers in the aerospace, electronics, and advanced coatings sectors for creating durable components and high-temperature resistant films.

Application

As a high-temperature matrix resin or adhesive in aerospace composites.
For manufacturing electrical insulation films, wire enamels, and flexible printed circuit boards.
In the formulation of advanced protective and insulating coatings for industrial equipment.
As a key polymer component for high-performance membranes used in separation processes.
For producing engineered plastic parts requiring excellent dimensional stability and low creep.
In the synthesis of specialty polymers and copolymers with tailored thermal and mechanical properties.

Basic Information

Item	Detail
Product Name	Phthalic Anhydride) Polymer With 4,4''-Oxybis(Benzenamine) And 4,4''-Sulfonylbis(Benzenamine)) CAS NO 103443-55-6
CAS No.	103443-55-6
Molecular Formula	(C8H4O3 · C12H12N2O · C12H12N2O2S)n
Molecular Weight	Polymer - Contact for details
Synonyms	Poly(phthalic anhydride-co-4,4'-oxydianiline-co-4,4'-diaminodiphenyl sulfone); Poly(amide-imide) copolymer from PA, ODA, and DDS; PA-ODA-DDS copolymer; Polyimide-amide copolymer; Thermoplastic poly(amide-imide); High-temperature polyamide-imide resin; Copolymer of phthalic anhydride, 4,4'-diaminodiphenyl ether, and 4,4'-diaminodiphenyl sulfone
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to strict quality management systems. Each batch is characterized for critical parameters including inherent viscosity, glass transition temperature (Tg), and thermal decomposition onset to ensure consistent performance. A comprehensive Certificate of Analysis (COA) detailing lot-specific properties is provided with every shipment.

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.

Specification

Item	Specification
Appearance	Yellow to amber granules or powder
Identification (IR)	Conforms to structure
Inherent Viscosity	0.4 - 0.8 dL/g (typical)
Glass Transition Temperature (Tg)	280 - 320 °C
Thermal Decomposition Onset (TGA)	> 450 °C
Moisture Content	< 1.0 %