— Product portfolio

Diazonaphthoquinone (DNQ) actives and coating systems

From diazo building blocks to ready-to-use plate coatings.

Four grades spanning the DNQ value chain — from the sodium salt building block to a ready-to-use, developer-free CtCP coating. Datasheets are available to download; full specifications on request.

SODIUM SALT CAS 64173-96-2

Orion Freedom 2-1-4

2-Diazo-1-naphthol-4-sulphonic acid · sodium salt

The core water-soluble DNQ salt — a main component for DNQ-based coating solutions used to manufacture UV CtCP offset printing plates and electronic photoresists. It is converted into its sulphonyl chloride for further processing.

Appearance
Yellow powder
Assay
98.0% min
Moisture
2.5%
M.W.
272.21 g/mol
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ONE-PACK ESTER CAS 3770-97-6

Freedom Plus 1413

2-Diazo-1-naphthol-4-sulphonyl chloride · esterified with cresol resin

A ready-esterified DNQ-cresol resin supplied as a one-pack ester. It is the main photoactive component for DNQ-based coating solutions used in UV CtCP offset plates and as a photoresist in electronic circuits.

Appearance
Yellow powder
Assay
98.0% min
Moisture
2.5%
Structure
Polymer
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COATING SYSTEM Multi-polymer

Orion Next CtCP — One Pack

Multi-polymer · ready-to-use coating solution

A ready-to-use coating solution that prepares developer-free, negative-working UV CtCP printing plates. Made from multiple polymers with suitable photo-initiators; dries tack-free on anodised aluminium and develops in plain tap water.

Sensitivity
360–375 nm
Coat weight
1.7–1.8 g/m²
Developer
Plain water
Mode
Negative
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Need a grade, pack size or specification not listed?

We supply DNQ actives and intermediates to printing-plate manufacturers, photoresist makers and trade buyers. Tell us your process and target and we'll match a grade.