Three-layer co-extrusion polyester film structure with two-way stretching function

The utility model discloses a three-layer co-extrusion polyester film structure with a two-way stretching function, which belongs to the technical field of polyester film processing equipment and comprises a mounting seat, supporting plates are arranged on two sides of the bottom end of the mounting...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHENG RONGWEN, ZHENG RONGXIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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