Description

Formaldehyde, Polymer With 3-Methylphenol, 6-Diazo-5,6-Dihydro-5-Oxo-1-Naphthalenesulfonate CAS NO 62655-78-1 is a specialized photosensitive polymeric compound designed for advanced material science applications. This product is engineered to deliver precise chemical functionality and controlled reactivity under specific conditions. It is primarily utilized in industries requiring high-performance, light-sensitive components for imaging and polymer modification.

Application

• Photoresist Formulations: A key component in advanced photoresists for microelectronics and semiconductor manufacturing, where its diazonaphthoquinone (DNQ) sulfonate group enables high-resolution patterning.
• Advanced Printing Plates: Used in the production of high-performance, chemically amplified printing plates for the graphic arts industry.
• Polymer Cross-linking Agent: Serves as a cross-linking agent in specialty phenolic resins and coatings, enhancing thermal and chemical resistance.
• Chemical Amplification Systems: Employed in chemical amplification resist (CAR) systems for deep-UV and other short-wavelength lithography processes.
• Specialty Adhesives: A functional additive in high-strength, thermally stable adhesive formulations.
• Research & Development: A valuable reagent for academic and industrial R&D in novel polymer synthesis and photoactive material development.

Basic Information

Product Name	Formaldehyde, Polymer With 3-Methylphenol, 6-Diazo-5,6-Dihydro-5-Oxo-1-Naphthalenesulfonate
CAS No.	62655-78-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Phenol, 3-methyl-, polymer with formaldehyde, 6-diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonate; m-Cresol-formaldehyde polymer with diazonaphthoquinone sulfonate; DNQ-Novolak resin; Photosensitive novolak resin; Diazonaphthoquinone sulfonate ester of cresol-formaldehyde resin; Photoactive compound (PAC); Positive photoresist resin; I-line photoresist component.
EINECS	Contact for details

Quality Control

Our Formaldehyde, Polymer With 3-Methylphenol, 6-Diazo-5,6-Dihydro-5-Oxo-1-Naphthalenesulfonate is manufactured under strict quality management systems to ensure batch-to-batch consistency and performance reliability. Each lot undergoes rigorous analytical testing, including spectroscopic identification and functional group analysis, to meet precise customer specifications. Certificates of Analysis (COA) detailing purity, photosensitivity, and other critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is strictly light-sensitive and must be protected from all light exposure during storage and handling to maintain its photosensitive properties. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown powder or solid
Identification (IR)	Conforms to structure
Photosensitivity	Contact for details
Solubility	Soluble in common organic solvents (e.g., PGMEA, Ethyl Lactate)
Loss on Drying	< 2.0%
Residual Solvents (GC)	Meets ICH guidelines

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