COMPOSIZIONE NON CONTENENTE ARGENTO SENSILE ALLA LUCE
Nonsilver photosensitive mixt. contains a colour former (I), a film-forming component, CBr4 and an organic solvent (II). The novel features are that the film-forming component is polybutyl acrylate (PBA) of mol. wt. 150000-200000; the compsn. also contains dibutyl phthalate (DBP); and the compsn. is...
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Format: | Patent |
Sprache: | ita |
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Zusammenfassung: | Nonsilver photosensitive mixt. contains a colour former (I), a film-forming component, CBr4 and an organic solvent (II). The novel features are that the film-forming component is polybutyl acrylate (PBA) of mol. wt. 150000-200000; the compsn. also contains dibutyl phthalate (DBP); and the compsn. is 3.0-5.0 (wt.)% (I), 6.0-13.0% PBA, 4.0-8.0% CBr4, 0.8-1.0% DBP, rest (II). |
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