ONIUM COMPOUNDS AND METHODS OF SYNTHESIS THEREOF
New onium salt compounds and methods for synthesis of such compounds are provided. Preferred methods of the invention include (a) providing an onium salt compound comprising a sulfonate component having an electron withdrawing group; and (b) treating the onium salt compound with a halide salt to for...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | New onium salt compounds and methods for synthesis of such compounds are provided. Preferred methods of the invention include (a) providing an onium salt compound comprising a sulfonate component having an electron withdrawing group; and (b) treating the onium salt compound with a halide salt to form a distinct salt of the onium compound. The present onium compounds are useful as an acid generator component of a photoresist composition. |
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