Description

Formaldehyde, Polymer With 1,2-Benzenediol CAS NO 25213-44-9 is a synthetic phenolic resin formed by the polycondensation of formaldehyde and catechol. This specialized polymer is valued for its structural properties and chemical reactivity, making it a key intermediate in advanced material synthesis. It is primarily sought by manufacturers in the polymer, adhesive, and specialty chemical industries for developing high-performance resins and functional materials.

Application

• Resin Intermediate: Serves as a crucial building block for the production of high-performance phenolic and resole-type resins.
• Adhesive Formulation: Used in the synthesis of specialized adhesives and bonding agents for industrial applications.
• Coatings and Composites: Acts as a cross-linking agent or modifier in coatings, laminates, and composite materials to enhance durability and chemical resistance.
• Ion-Exchange Resins: Employed as a precursor in the manufacture of certain ion-exchange resins for water treatment and purification processes.
• Foundry Sand Binders: Utilized in binder systems for foundry sands in metal casting.
• Friction Materials: A component in formulations for brake pads and other friction materials.
• Electronics Encapsulation: Used in potting compounds and encapsulants for electronic components.
• Research & Development: Serves as a reagent in chemical research for developing novel polymeric structures and functional materials.

Basic Information

Item	Detail
Product Name	Formaldehyde, Polymer With 1,2-Benzenediol
CAS No.	25213-44-9
Molecular Formula	(C7H6O2.CH2O)x
Molecular Weight	Polymeric substance
Synonyms	Phenol-formaldehyde resin, catechol-formaldehyde polymer; Catechol-formaldehyde condensate; 1,2-Benzenediol, polymer with formaldehyde; Poly(oxy(methyl-1,2-phenylenecarbonyl)); Novolac-type resin (catechol-formaldehyde); PF resin (from catechol)
EINECS	Contact for details

Quality Control

Our Formaldehyde, Polymer With 1,2-Benzenediol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in properties such as molecular weight distribution, residual monomer content, and reactivity. Certificates of Analysis (COA) documenting these 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, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The product may be hygroscopic (moisture-sensitive).

Specification

Item	Specification
Appearance	Brown to dark brown solid or powder
Identification (IR)	Conforms to structure
Softening Point	Contact for details
Free Formaldehyde	< 1.0%
Free Catechol	< 1.0%
Moisture Content	< 5.0%
Ash Content	< 0.5%

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