Patent ID: 8647526
Filing Date: 2014-02-11
Classification: C09K,H01L,Y02E,Y02P

Abstract:
1. An inkjetable composition comprising a complex consisting of an etchant and a second component rendering the etchant inert said complex being an uncharged salt selected from the group consisting of alkali metal fluorides, HF salts of amines, HF salts of polymeric amines, HF salts of polymers of nitrogen heterocycles, fluoroacetone, and mixtures thereof, and a proton generating compound selected from N-sulfonyloxyimides, oxime sulfonates, ammonium sulphonates, benzoin tosylate and 2-nitrobenzene tosylate, hydroxyarenes, 1-naphthol, 2-naphthol and diphenyliodonium fluoride, and wherein the composition is inkjetable.