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POLYESTER FILMS, COMPOSITES, STRETCHES USED IN PARTICULAR FOR GRAPHIC ARTS. METHOD FOR OBTAINING SUCH FILMS
POLYESTER FILMS, COMPOSITES, STRETCHES USED IN PARTICULAR FOR GRAPHIC ARTS. METHOD FOR OBTAINING SUCH FILMS
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机译:用于图形艺术的聚酯薄膜,复合材料,拉伸材料。获取此类影片的方法
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COMPOSITE, STRETCHED, CRYSTALLINE OR SEMI-CRYSTALLINE FILMS FORMED BY A STRETCHED POLYMERIC LAYER, OF THICKNESS E, THIS LAYER ESSENTIALLY NOT CHARGED AND BEING COVERED ON AT LEAST ONE OF ITS FACES BY A THIN LAYER B, THIS LAYER B IS STRETCHED, OF THICKNESS E HAVING A TOTAL ROUGH OF BETWEEN 0.3MICRON, CHARACTERIZED IN THAT: / P P - THE REPORT OF THE THICKNESS OF LAYERS B AND REPRESENTED BY EE IS LESS THAN 5; / P P THE PERCENTAGE OF DISPERSE LIGHT TRANSMITTED COMPOSITE FILM IS LESS THAN 5. / P P THESE FILMS HAVE A HIGH SURFACE ROUGHNESS AND PRESENT A GREAT TRANSPARENCY, AND ARE USED AT HIGH CADENCE IN PHOTOGRAVIDE MACHINES FOR INDUSTRIES GRAPHICS.
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