Description

Poly(Bis(4-Carboxyphenoxy)Methane) is a high-performance, functional polymer characterized by its aromatic backbone and pendant carboxylic acid groups. This unique structure provides excellent thermal stability and chemical resistance, making it a valuable material for advanced engineering applications. It is primarily utilized in the development of specialty polymers, high-temperature composites, and as a precursor for sophisticated coatings and adhesives in the aerospace, electronics, and specialty chemical industries.

Application

• High-Temperature Polymer Synthesis: Serves as a key monomer or co-monomer for producing polyesters, polyamides, and polyimides with enhanced thermal and mechanical properties.
• Advanced Composite Materials: Used in the formulation of matrices for fiber-reinforced composites in aerospace and automotive components requiring exceptional heat resistance.
• Specialty Coatings and Adhesives: Imparts durability and chemical resistance to industrial coatings, high-performance adhesives, and encapsulants for electronic devices.
• Pharmaceutical Intermediates: Acts as a building block for synthesizing complex drug delivery systems and bioactive polymers due to its functionalizable carboxyl groups.
• Membrane Technology: Investigated for use in gas separation or filtration membranes where chemical and thermal stability are critical.
• Research & Development: Employed in academic and industrial R&D for creating novel polymeric materials with tailored properties.

Basic Information

Item	Detail
Product Name	Poly(Bis(4-Carboxyphenoxy)Methane)
CAS No.	86468-61-3
Molecular Formula	(C15H10O6)n
Molecular Weight	286.24 (monomer unit)
Synonyms	Poly[oxy(4-carboxy-1,4-phenylene)oxy(4-carboxy-1,4-phenylene)methanediyl]; Poly(bis(p-carboxyphenoxy)methane); PCBPM; 4,4'-(Methylenedioxy)dibenzoic acid polymer; Bis(4-carboxyphenoxy)methane polymer; Poly(4,4'-(methylenedioxy)dibenzoic acid); Aromatic polyester precursor based on bis(4-carboxyphenoxy)methane
EINECS	Contact for details

Quality Control

Our Poly(Bis(4-Carboxyphenoxy)Methane) is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in molecular weight distribution, acid value, and thermal properties. Certificates of Analysis (COA) detailing purity, functional group content, and other critical parameters are available upon request 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 the container tightly sealed to prevent moisture absorption, which may affect performance.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to structure
Acid Value	Contact for details
Inherent Viscosity	Contact for details
Glass Transition Temperature (Tg)	> 150 °C
Residual Solvents (GC)	< 0.5%
Moisture Content (KF)	< 1.0%

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