PROCESS FOR PRODUCING PATTERN

申请号 PCT/JP2006325293 申请日 2006-12-19 公开(公告)号 WO2007077731A8 公开(公告)日 2008-02-14
申请人 TOMITA PHARMA; MARUTANI YOJI; TOMITA MINORU; HASHIMOTO HISAAKI; KOIZUMI TOMOHIDE; TAMAGAWA KAZUHIKO; OOKUBO AKIRA; HASHIMOTO NOZOMU; 发明人 MARUTANI YOJI; TOMITA MINORU; HASHIMOTO HISAAKI; KOIZUMI TOMOHIDE; TAMAGAWA KAZUHIKO; OOKUBO AKIRA; HASHIMOTO NOZOMU;
摘要 A process for producing a pattern, characterized by comprising: a step (a) in which a powder mixture containing a water-soluble inorganic salt powder and a water-soluble organic polymer powder is spread in a plane on a table and then a spray liquid comprising at least one selected among water-miscible organic solvents and water is selectively sprayed through a nozzle on this powder mixture layer to make the bonding strength among particles of the powder mixture in the sprayed region higher than that among particles of the powder mixture in the unsprayed region; a step (b) in which the powder mixture is further spread on the powder mixture layer after spraying and then the spray liquid is sprayed through the nozzle on this powder mixture layer; a step (c) in which the step (b) is conducted repeatedly two or more times to form a pattern formed by the sprayed regions; and a step (d) in which the pattern is taken out.
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