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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical Co 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
Priority claimed from JP47112732Aexternal-prioritypatent/JPS5122417B2/ja
Priority claimed from JP47112730Aexternal-prioritypatent/JPS5227670B2/ja
Priority claimed from JP47112729Aexternal-prioritypatent/JPS5227669B2/ja
Priority claimed from JP47112731Aexternal-prioritypatent/JPS4972369A/ja
Application filed by Sekisui Chemical Co LtdfiledCriticalSekisui Chemical Co Ltd
Application grantedgrantedCritical
Publication of FR2206710A5publicationCriticalpatent/FR2206710A5/fr
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
B41M5/132—Chemical colour-forming components; Additives or binders therefor