Description

2,2-Bis-(4-Cyanatophenyl)Propane is a high-purity aromatic cyanate ester monomer. This compound is a critical precursor for the synthesis of advanced polycyanurate and polyimide resins, offering exceptional thermal stability and mechanical properties. It is essential for manufacturers in the aerospace, electronics, and high-performance composites industries seeking to produce materials with superior heat resistance and low dielectric constants.

Application

• Advanced Composite Matrices: Primary resin component for high-temperature aerospace composites and structural components.
• Electronic Encapsulation: Used in potting compounds and underfill materials for microelectronics due to its excellent dielectric properties.
• Adhesive Formulations: Serves as a key ingredient in high-performance structural adhesives for demanding environments.
• Pre-preg Manufacturing: Essential for producing pre-impregnated fibers used in autoclave and out-of-autoclave curing processes.
• Radome and Antenna Materials: Ideal for fabricating components that require radar transparency and thermal endurance.
• Fire-Resistant Coatings: Imparts flame retardancy and thermal insulation properties to protective coatings.

Basic Information

Product Name	2,2-Bis-(4-Cyanatophenyl)Propane
CAS No.	1156-51-0
Molecular Formula	C17H14N2O2
Molecular Weight	278.31 g/mol
Synonyms	Bisphenol A Dicyanate; Dicyanate Ester of Bisphenol A; BADCY; Bisphenol A Cyanate Ester; 4,4'-(1-Methylethylidene)bis[phenyl cyanate]; Cyanato Resin Monomer; AroCy B-10; 1,1'-(1-Methylethylidene)bis[4-cyanato-benzene]
EINECS	214-567-5

Quality Control

Our 2,2-Bis-(4-Cyanatophenyl)Propane is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and FT-IR for structural confirmation, to ensure it meets precise specifications for high-performance polymer applications. A comprehensive Certificate of Analysis (COA) detailing purity, moisture content, and cyanate equivalent weight 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 15-25°C. This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions (e.g., nitrogen atmosphere) to prevent premature polymerization or hydrolysis. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 99.0%
Cyanate Equivalent Weight	138 - 142 g/eq
Melting Point	78 - 82 °C
Moisture (Karl Fischer)	≤ 0.5%
Hydrolyzable Chloride	≤ 50 ppm

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