公开(公告)号：US3725066A

公开(公告)日：1973-04-03

申请号：US3725066D

申请日：1970-08-31

Applicant: MITA INDUSTRIAL CO LTD

Inventor： NIHYAKUMEN K ,  AIZAWA T ,  UEDA Y ,  KAMEZAWA Y ,  KOUCHI T ,  YOKOYAMA T

IPC: G03C5/18 ,  G03C1/58 ,  G03C7/46 ,  G03C5/34

CPC classification number: G03C7/46 ,  G03C1/58

Abstract: A COLORING MATERIAL IN USE FOR THE DIAZO-TYPE MULTICOLOR REPRODUCTION WHICH COMPRISES A THERMOVOLATILE OR THERMOSUBLIMATIVE ACID ADDITION SALT OF A THERMOVOLATILE OR THERMOSUBLIMATIVE AZO COUPLING COMPONENT HAVING AN AMINO GROUP, AND A DIAZO-TYPE MULTICOLOR REPRODUCTION PROCESS USING SUCH COLORING MATERIAL.