LIGHT STABILIZER MASTERBATCH AND PRODUCTION METHOD FOR POLYPROPYLENE-BASED RESIN COMPOSITION USING SAME

A light stabilizer masterbatch contains a polypropylene-based resin (A) and a light stabilizer (B), where the light stabilizer masterbatch is composed such that the light stabilizer (B) includes a hindered amine compound (B-1) including one or two or more predetermined compounds and includes a prede...

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Bibliographic Details
Main Authors AYABE, Takashi, YAMASHITA, Kenji, HIDANO, Tomohiro, UEDA, Marina
Format Patent
LanguageEnglish
Published 23.11.2023
Subjects
AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
CHEMISTRY
COMPOSITIONS BASED THEREON
GENERAL PROCESSES OF COMPOUNDING
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
WORKING-UP
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Summary:A light stabilizer masterbatch contains a polypropylene-based resin (A) and a light stabilizer (B), where the light stabilizer masterbatch is composed such that the light stabilizer (B) includes a hindered amine compound (B-1) including one or two or more predetermined compounds and includes a predetermined phenol-based antioxidant (B-2), the content of the light stabilizer (B) with respect to 100 parts by mass of the polypropylene-based resin (A) is more than 10 parts by mass.
Bibliography:Application Number: US202118030574