| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 06.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Method for providing an image comprising developing an imagewise exposed positive-working lithographic printing plate with an aq alkaline developing compn having a pH 12-14 & comprising - K silicate in amount to provide 40-60 g SiO2/1000 g of compn & wt ratio SiO2/K2O 0.7 - 1.0 - Glycerine thickener (6-18 %) |
| PATENT PHOTOCOPY | Available on request |
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