Description

Formaldehyde, Polymer With 4,4-(1-Methylethylidene)Bisphenol, Bu Ether is a specialized phenolic resin intermediate, specifically a butylated bisphenol-A formaldehyde resin. This compound is engineered to provide enhanced solubility and compatibility in high-performance coating and adhesive formulations. It is a critical raw material for manufacturers in the industrial coatings, electronics encapsulation, and composite materials sectors seeking to improve thermal stability and chemical resistance in their final products.

Application

• High-Performance Industrial Coatings: Used as a modifying resin in baking enamels, can coatings, and coil coatings to enhance hardness, gloss, and durability.
• Electrical Insulating Varnishes: Serves as a key component in wire enamel and impregnating varnishes for motors and transformers, offering excellent dielectric properties and thermal class ratings.
• Adhesives and Sealants: Functions as a tackifier and cross-linking agent in structural adhesives, particularly for metal bonding and automotive applications.
• Composite Materials: Utilized as a matrix resin or modifier in fiber-reinforced plastics (FRP) and laminates to improve mechanical strength and heat resistance.
• Printing Inks: Incorporated into heat-set and specialty printing inks to improve adhesion, rub resistance, and gloss on various substrates.
• Foundry Resins: Acts as a binder component in shell molding and core-making processes for metal casting.

Basic Information

Product Name	Formaldehyde, Polymer With 4,4-(1-Methylethylidene)Bisphenol, Bu Ether
CAS No.	70750-15-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Butylated Bisphenol A Formaldehyde Resin; Phenol, 4,4'-(1-methylethylidene)bis-, polymer with formaldehyde, butyl ether; Bisphenol A Butylated Formaldehyde Resin; BPA-Formaldehyde Butyl Ether Resin; Phenolic Resin, Butylated; Butyl Ether of Bisphenol A-Formaldehyde Polymer; p-tert-Butylphenol-Formaldehyde Resin (related class)
EINECS	Contact for details

Quality Control

Our production of Formaldehyde, Polymer With 4,4-(1-Methylethylidene)Bisphenol, Bu Ether adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot undergoes rigorous analytical testing, including assay, viscosity, and hydroxyl value determination. A comprehensive Certificate of Analysis (COA) documenting all key parameters is provided with every shipment to support your quality assurance and regulatory compliance needs.

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). Keep away from heat sources and open flame. Under recommended storage conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Pale yellow to amber viscous liquid or solid
Identification (IR)	Conforms to structure
Assay (Non-volatile content)	≥ 98.0 %
Viscosity (at 25°C)	Contact for details
Hydroxyl Value	Contact for details
Color (Gardner)	≤ 6
Solubility	Soluble in common organic solvents

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