Structuring treatment of surface with edge, on which protection layer is deposited and then removed by etching together with edge
Surface (1) with edge (4) is provided with protection layer of photo lacquer on edge. Both protection layer and edge are subject to etching for edge removal in structuring design (2) leading from first flat region to second such region. Preferably protective layer is so deposited that it is thinner...
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Format: | Patent |
Sprache: | eng ; ger |
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