PERFORATED THERMOPLASTIC FILMS AND THEIR USE IN THE PREPARATION OF WEDGE-SHAPED FILMS

The invention relates to perforated, thermoplastic plastic films (1) according to figure 1, having at least two parallel edges (1.2) and being of uniform thickness over the entire area (1.1) of said plastic films, wherein the perforation (2) is formed by at least one grid zone (3) of a multiplicity...

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Bibliographische Detailangaben
Hauptverfasser:	GIER, Stephan, LÜCKE, Stefan, KLUCZEWSKI, Wojciech, PLAHL, Sabrina, VORONKOFF, Justine
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METALLURGY MINERAL OR SLAG WOOL ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING-UP
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