PHOTOSENSITIVE FILM
PURPOSE:To obtain a photosensitive film reducing extremely the frequency of tenting failures and improving the reliability of wiring by laminating a polymn. type photosensitive layer and a cyclized rubber film with specified oxygen permeability on a support layer in order. CONSTITUTION:A polymn. typ...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To obtain a photosensitive film reducing extremely the frequency of tenting failures and improving the reliability of wiring by laminating a polymn. type photosensitive layer and a cyclized rubber film with specified oxygen permeability on a support layer in order. CONSTITUTION:A polymn. type photosensitive layer and a film of |
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