Photoresists; chemical coatings, namely, acid resistant non-conducting chemical coatings used to protect desired portions of a circuit pattern from the action of the etchant in the manufacture of semiconductor devices; chemical coatings, namely, alkali resistant non-conducting chemical coatings used to protect desired portions of a circuit pattern from the action of the etchant in the manufacture of semiconductor devices; chemicals for use in the manufacture of products and components for the electronic and semiconductor industry

'acid':5 'action':23,54 'alkali':36 'chemic':2,10,33,41,64 'circuit':19,50 'coat':3,11,34,42 'compon':73 'conduct':9,40 'desir':15,46 'devic':32,63 'electron':76 'etchant':26,57 'industri':79 'manufactur':29,60,69 'name':4,35 'non':8,39 'non-conduct':7,38 'pattern':20,51 'photoresist':1 'portion':16,47 'product':71 'protect':14,45 'resist':6,37 'semiconductor':31,62,78 'use':12,43,66

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