RESIN MOLDED PRODUCT

PROBLEM TO BE SOLVED: To provide a resin molded product excellent in low optical distortion property, light resistance, hue, transparency, heat stability and mechanical strength.SOLUTION: In this molded product mainly composed of a platy part molded from a polycarbonate resin containing at least a s...

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Bibliographische Detailangaben
Hauptverfasser:	KAKIUCHI HIROYOSHI, TANAKA TOMOHIKO
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G 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 MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING-UP
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a resin molded product excellent in low optical distortion property, light resistance, hue, transparency, heat stability and mechanical strength.SOLUTION: In this molded product mainly composed of a platy part molded from a polycarbonate resin containing at least a structure unit originated in a dihydroxy compound having a portion represented by general formula (1) in a part of the structure, the thickness of the platy part of the molded product is ≥0.5 mm and ≤5 mm, and the maximum phase difference of the platy part of the molded product is ≤250 nm, and the ratio of an area whose phase difference is ≤150 nm in the platy part of the molded product is ≥50% to the whole area of the platy part of the molded product, (excluding the case where the portion represented by the general formula (1) is a part of -CH-O-H).