Method of producing polyester film, polyester film, and back sheet for solar cell

A method of manufacturing a polyester film, including: preparing a polyester film substrate having an amount of a terminal carboxylic acid group (AV) of from 3 eq/ton to 20 eq/ton, by using a polyester resin having a temperature distribution of a pre-melting peak (Tm′) of from 1° C. to 10° C.; provi...

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Bibliographische Detailangaben
1. Verfasser:	HASHIMOTO KIYOKAZU
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING BASIC ELECTRIC ELEMENTS CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOSITIONS BASED THEREON CORRECTING FLUIDS DYES ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY FILLING PASTES GENERAL PROCESSES OF COMPOUNDING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS INKS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PERFORMING OPERATIONS POLISHES SEMICONDUCTOR DEVICES SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS USE OF MATERIALS THEREFOR WOODSTAINS WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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Beschreibung
Zusammenfassung:	A method of manufacturing a polyester film, including: preparing a polyester film substrate having an amount of a terminal carboxylic acid group (AV) of from 3 eq/ton to 20 eq/ton, by using a polyester resin having a temperature distribution of a pre-melting peak (Tm′) of from 1° C. to 10° C.; providing a coating layer on at least one surface of the polyester film substrate; and stretching the polyester film substrate provided with the coating layer at least once.