POLYVINYL ACETAL RESIN FILM

A polyvinyl acetal resin film, having an average surface roughness Rz of at least one surface of 3.0 µm or less; a birefringence Δn of 3.0 × 10-4 or less; and an average thickness of 200 µm or less.

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Bibliographische Detailangaben
Hauptverfasser:	ARISHIMA, Hiroyuki, ISOUE, Koichiro, YASUDA, Hirotaka, IGUCHI, Toshiyuki
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 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 polyvinyl acetal resin film, having an average surface roughness Rz of at least one surface of 3.0 µm or less; a birefringence Δn of 3.0 × 10-4 or less; and an average thickness of 200 µm or less.