DESENSITIZING INK FOR PRESSURE SENSITIVE COPYING PAPER

DESENSITIZING INK FOR PRESSURE SENSITIVE COPYING PAPER

PURPOSE:To provide desensitizing ink for pressure sensitive copying paper which has an excellent desensitizing characteristic and is especially excellent in wet offset printing suitability. CONSTITUTION:Desensitizing ink for pressure sensitive copying paper is obtained wherein a desensitizer, a pigm...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: FURUKAWA HIROICHI, IRII SHINSUKE
Format: Patent
Sprache:eng
Schlagworte:
COLOUR PRINTING
LINING MACHINES
PERFORMING OPERATIONS
PRINTING
PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES
STAMPS
TRANSPORTING
TYPEWRITERS
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Beschreibung
Zusammenfassung:PURPOSE:To provide desensitizing ink for pressure sensitive copying paper which has an excellent desensitizing characteristic and is especially excellent in wet offset printing suitability. CONSTITUTION:Desensitizing ink for pressure sensitive copying paper is obtained wherein a desensitizer, a pigment, and a binder are contained therein, and electrical conductivity of the desensitizer is 5-70muS/cm. Reaction products obtained by adding alkylene oxide, and aromatic oxyrane to piperazine are preferable as the desensitizer.