WIDE CASTING BELT, METHOD FOR MANUFACTURING A WIDE FILM, AND WIDE FILM

The present invention relates to a wide casting belt, and more particularly, to a wide casting belt used for manufacturing a film in a gel state by casting dope used during the manufacture of a polarizing plate for a liquid crystal display, an optical compensation film, etc. The present invention al...

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Bibliographische Detailangaben
Hauptverfasser:	HWANG, YOOSEOCK, CHOI, JUNTAE, KIM, HYUKJUN, CHUNG, KINAM, LEE, CHOLHO, CHUNG, KWANGJIN
Format:	Patent
Sprache:	eng ; fre ; kor
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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Beschreibung
Zusammenfassung:	The present invention relates to a wide casting belt, and more particularly, to a wide casting belt used for manufacturing a film in a gel state by casting dope used during the manufacture of a polarizing plate for a liquid crystal display, an optical compensation film, etc. The present invention also relates to a method for manufacturing a wide film using the wide casting belt, and to a wide film manufactured with said wide casting belt. La présente invention concerne une courroie de coulée large, et plus particulièrement, une courroie de coulée large utilisée pour la fabrication d'un film à l'état de gel par coulage d'un dopant utilisé lors de la fabrication d'une plaque polarisante pour écran à cristaux liquides, un film de compensation optique, etc. La présente invention concerne également un procédé de fabrication d'un film large au moyen de la courroie de coulée large, et un film large fabriqué avec ladite courroie de coulée.