ACRYLIC MULTILAYER STRUCTURE COPOLYMER, METHACYLIC RESIN COMPOSITION THEREWITH AND LUMP LENS

PROBLEM TO BE SOLVED: To keep haze and temperature-dependency of color tone appearances low and to improve flowability by polymerizing an alkyl methacrylate in the presence of a certain innermost polymer and an intermediate layer polymer. SOLUTION: 100 pts.wt.% monomer mixture comprising (a) 40-100...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HASEGAWA TAKAO, ITO KOICHI, TAKAHASHI HARUNORI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC MACROMOLECULAR COMPOUNDS PHYSICS THEIR PREPARATION OR CHEMICAL WORKING-UP
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