Curtain coating commencing/terminating apparatus and the coating

Details Curtain coating commencing/terminating apparatus and the coating Curtain coating commencing/terminating apparatus and the coating

1997-08-14

1999-03-23

Edwards, Laura

Coating processes

Falling curtain of coating material utilized

118324, 118325, 118DIG4, B05D 100

Patent

active

058856595

ABSTRACT:
A curtain coating apparatus and method in which a catch pan is disposed between a curtain head and a web. The catch pan includes a receiver part used when a curtain film liquid is not coated, an upright level difference part and a shelf part having a slope in the direction of the level difference part. The catch pan is moved in the web running direction or in the opposite direction. The curtain film is received in the receiver part after stopping the coating or before starting the coating, and the tip of the shelf part is moved backward or forward from the curtain film in starting or stopping respectively, whereby an excess coated part is not produced when starting and stopping the coating.

REFERENCES:
patent: 3508947 (1970-04-01), Hughes
patent: 3991236 (1976-11-01), Fleissner
patent: 4851268 (1989-07-01), Kozak
patent: 4922851 (1990-05-01), Morikawa et al.
patent: 5017408 (1991-05-01), Kozak
patent: 5206057 (1993-04-01), Finnicum et al.
patent: 5413818 (1995-05-01), Suga et al.
patent: 5681389 (1997-10-01), Lobo et al.

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