PROCESS FOR PRODUCING N,N'-BRIDGED BIS-TETRAMETHYL PIPERIDINYL COMPOUNDS

PCT No. PCT/EP95/00205 Sec. 371 Date Jul. 9, 1996 Sec. 102(e) Date Jul. 9, 1996 PCT Filed Jan. 20, 1995 PCT Pub. No. WO95/21157 PCT Pub. Date Aug. 10, 1995N,N'-bridged bistetramethylpiperidinyl compounds of Formula I (I) useful as light stabilizers and stabilizers for organic material which are...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
1. Verfasser: AUMUELLER ALEXANDER
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:PCT No. PCT/EP95/00205 Sec. 371 Date Jul. 9, 1996 Sec. 102(e) Date Jul. 9, 1996 PCT Filed Jan. 20, 1995 PCT Pub. No. WO95/21157 PCT Pub. Date Aug. 10, 1995N,N'-bridged bistetramethylpiperidinyl compounds of Formula I (I) useful as light stabilizers and stabilizers for organic material which are prepared starting from tetramethylpiperidinyl compounds of Formula II (II) by reacting a compound of Formula II with a cyclic carbonate of Formula III. (III)