RETARDATION INCREASING AGENT

PROBLEM TO BE SOLVED: To provide: a retardation increasing agent which has excellent compatibility, causes no bleed-out etc. and can impart a high retardation value to a film; a cellulose ester resin composition containing the retardation increasing agent; and a film with excellent optical character...

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Bibliographische Detailangaben
Hauptverfasser:	HARADA MASASHI, SEGAWA MASAKI
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING METALLURGY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC MACROMOLECULAR COMPOUNDS PHYSICS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS WORKING-UP
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide: a retardation increasing agent which has excellent compatibility, causes no bleed-out etc. and can impart a high retardation value to a film; a cellulose ester resin composition containing the retardation increasing agent; and a film with excellent optical characteristics obtained from the cellulose resin composition.SOLUTION: The retardation increasing agent comprises at least one compound represented by the specified general formula (1). (In the formula, Rto Rmay be identical or different, and represent hydrogen atom or the like.)