PROCESS FOR THE PREPARATION OF A HINDERED AMINE LIGHT STABILIZER SALT

This invention relates to a process for the preparation of an addition salt of at least one hindered amine light stabilizer and at least one acidic phosphorus containing compound. The process comprises the step of combining at least one hindered amine light stabilizer and an acidic phosphorus contai...

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Bibliographische Detailangaben
Hauptverfasser: WEAVER, MAX, ALLEN, KING, GREG, ALAN, MYKYTKA, JOHN, PETER, PEARSON, JASON, CLAY, IRICK, GETHER, JR
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:This invention relates to a process for the preparation of an addition salt of at least one hindered amine light stabilizer and at least one acidic phosphorus containing compound. The process comprises the step of combining at least one hindered amine light stabilizer and an acidic phosphorus containing compound so that an addition salt is formed as an isolatable solid.