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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Paper Mills Ltd
Original Assignee
Mitsubishi Paper Mills Ltd
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 filed by Mitsubishi Paper Mills LtdfiledCriticalMitsubishi Paper Mills Ltd
Priority to JP59271500ApriorityCriticalpatent/JPS61148093A/ja
Priority to AU42357/85Aprioritypatent/AU4235785A/en
Priority to US06/823,508prioritypatent/US4630079A/en
Priority to PCT/JP1985/000211prioritypatent/WO1985004841A1/ja
Priority to EP85902127Aprioritypatent/EP0181939B1/en
Publication of JPS61148093ApublicationCriticalpatent/JPS61148093A/ja
Publication of JPH0448108B2publicationCriticalpatent/JPH0448108B2/ja
B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
B41M5/00—Duplicating or marking methods; Sheet materials for use therein
B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
B41M5/1243—Inert particulate additives, e.g. protective stilt materials