Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of DE245006CpublicationCriticalpatent/DE245006C/de
B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
B41N1/00—Printing plates or foils; Materials therefor
B41N1/02—Printing plates or foils; Materials therefor made of stone
Verfahren zur Herstellung von in der Hitze härtbaren, für die Erzeugung chemikalienfester Kunstharze geeigneten, Harnstoff-Formaldehydharze enthaltenden Mischungen.