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ELECTRONICS.
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SemiConductor
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Device
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Photoresist
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Positive Photoresist
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Polymer
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Poly(4-Hydroxy Styrene)
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Di-Tert-Bu DiCarbonate Reaction
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Catalyst: 4-Di-Me-AminoPyridine
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Solvent: Acetone
Solvent: Acetone's products
USA. I