Description

Propoxylated Bisphenol A is a key chemical intermediate produced by the reaction of bisphenol A with propylene oxide. This compound matters for its role as a versatile building block in the synthesis of high-performance polymers and specialty resins. Industries that need it include manufacturers of epoxy resins, polycarbonates, and flame retardants, where it imparts improved flexibility, processability, and thermal stability to final products.

Application

• Epoxy Resin Modifier: Used to enhance the flexibility and impact resistance of cured epoxy systems for coatings, adhesives, and composites.
• Polycarbonate Copolymer Synthesis: Serves as a comonomer to produce modified polycarbonates with lower melt viscosity and improved processing characteristics.
• Flame Retardant Intermediate: A precursor in the manufacture of halogen-free or brominated flame retardants for engineering plastics and textiles.
• Polyurethane Polyol Component: Incorporated into polyol blends for formulating flexible or rigid polyurethane foams and elastomers.
• Specialty Polymer Crosslinker: Functions as a crosslinking agent or chain extender in high-temperature and chemically resistant polymer formulations.
• Surface Coating Formulations: Used in alkyd and other coating resins to improve adhesion, gloss, and chemical resistance.

Basic Information

Product Name	Propoxylated Bisphenol A
CAS No.	37353-75-6
Molecular Formula	C21H28O4 (for n=1 propoxylation)
Molecular Weight	344.45 g/mol (for n=1 propoxylation)
Synonyms	Bisphenol A Propoxylate; Bisphenol A Propylene Oxide Adduct; Poly(oxy-1,2-ethanediyl), α,α'-[(1-methylethylidene)di-4,1-phenylene]bis[ω-hydroxy-; BPA-EO/PO; Bisphenol A PO Adduct; 2,2-Bis(4-hydroxyphenyl)propane Propoxylate; 4,4'-(Propane-2,2-diyl)diphenol Propoxylate; BPA Propoxylate
EINECS	Contact for details

Quality Control

Our Propoxylated Bisphenol A undergoes rigorous quality testing to ensure batch-to-batch consistency and compliance with industry standards. Production is monitored against strict in-process controls for key parameters such as hydroxyl value, propoxylation degree, and color. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is available for every batch upon request, supporting your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Hydroxyl Value	Contact for details
Water Content (KF)	≤ 0.2%
Color (APHA)	≤ 100

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