METHOD OF MAKING LOW SHRINK POLYESTER FILMS

A method for making low shrink polyester films wherein the films are arranged in stacks, tentered, heat treated, and relaxed in unison is disclosed. Also disclosed are polyester films produced by such method.

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Bibliographische Detailangaben
Hauptverfasser:	PURCELL, John P, JOHNSON, Stephen A, TIEFENBRUCK, Grant F, SVACHA, James B, LINDQUIST, Timothy J, WOLD, Chad R
Format:	Patent
Sprache:	eng ; fre ; ger
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 LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 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:	A method for making low shrink polyester films wherein the films are arranged in stacks, tentered, heat treated, and relaxed in unison is disclosed. Also disclosed are polyester films produced by such method.