Curtain coating device,申请号US19930094102-传众专利搜索

Curtain coating device

申请公布号：US5462598(A)

申请号：US19930094102

申请日期：1993.07.28

申请公布日期：1995.10.31

申请人：

EASTMAN KODAK COMPANY

发明人：SERVANT, JEANNE D.;BAUMLIN, JEAN-MARIE

分类号：B05C5/00;G03C1/74;(IPC1-7):B05C5/00

主分类号：B05C5/00

摘要：PCT No. PCT/EP92/02801 Sec. 371 Date Jul. 28, 1993 Sec. 102(e) Date Jul. 28, 1993 PCT Filed Dec. 3, 1992 PCT Pub. No. WO93/11879 PCT Pub. Date Jun. 24, 1993.The present invention relates to a device for coating a moving support by means of a curtain. According to the present invention, the lip of the coating device has a front surface 10 which is substantially vertical or positive, a positive rear surface 11 defining, with respect to the front surface 10, an angle of less than 90 DEG and a chamfer 12 between the lower ends of the said front and rear surfaces, the said device being characterised in that the ratio between the thickness of the coating composition at the level of the front surface 10 of the lip and the width of the chamfer 12 is at least one.