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
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 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 THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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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.