removes all the chrome glue thathas not been exposed and hastherefore remained soluble. Theapparatus for carrying out thisprocess consists of a glass cylinder,A (Fig. 38), on the outside of which(on the wall b) is attached thetransparent negative or openworkdesign (with the image outward).The… … Fig. 38.—Exposure apparatus for chrome-glue dressing. SPECIAL FINISHING PROCESSES 219 sensitised 01 printed material. The latter passes over the roller, d(from the room in which no actinic light is admitted), in the directionmarked hy the arrows, and is led round the cylinder, A, whichrotates at…
Textile finishing
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