METHOD FOR MANUFACTURING LONG STRETCHED FILM

• Main Authors: HATAKEYAMA, SHIMPEI, INAGAKI, SHINJI, UENO, DAISUKE, NANBU, HIROSHI, HOJO, DAISUKE
• Format: Patent
• Language: English; French; Japanese
• Published: 26.09.2013
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; BASIC ELECTRIC ELEMENTS; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES; INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PERFORMING OPERATIONS; PHYSICS; SEMICONDUCTOR DEVICES; 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

This method for manufacturing a long stretched film has a long film formation step, an oblique stretching step, and a winding step, an oblique stretching device has a heating furnace and a gripper travel support tool, and the stretching direction of the oblique stretching device can be arbitrarily c...