Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Toyo Kohan Co Ltd
Original Assignee
Toyo Kohan Co Ltd
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Filing date
Publication date
Application filed by Toyo Kohan Co LtdfiledCriticalToyo Kohan Co Ltd
Priority to JP2862784ApriorityCriticalpatent/JPS60174895A/ja
Publication of JPS60174895ApublicationCriticalpatent/JPS60174895A/ja
Publication of JPS6330997B2publicationCriticalpatent/JPS6330997B2/ja
Process for post-treating aluminum oxide layers with aqueous solutions containing phosphoroxo anions in the manufacture of offset printing plates with radiation sensitive layer and printing plates therefor