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ETCH PM-940 is a sulfuric acid-chromic acid solution used in various Rohm and Haas Electronic Materials plastics metallisation processes.

Material Features:

  • ETCH PM-940 is strong oxidising solution, etching and preparing plastic so that maximum adhesion is obtained in a subsequent metallisation step
  • Use of a solvent adhesion promotion treatment may be enabled following the product’s use, improving the reliability of the system