Making opacified pearlescent multilayer louver for vertical blinds

摘要

A process for making an elongate louver or assembly of louvers having an improved multi-layer louver configuration the improvement providing combining a base layer with an opacified pearlescent outer layer having a claimed range of opacity which substantially or completely occludes an base layer, the increased opacity substantially reduces or eliminates perceptible non-uniformity in coloration, shade change and thickness of the outer layer, while improving resistance to yellowing, processing characteristics, and raw material cost economics.