C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
400/5015, 400/70
C07D 498/10 (2006.01) C08K 5/35 (2006.01)
Patent
CA 1148952
Abstract of the disclosure: The invention provides derivatives of polyalkyl-1- oxa-diaza-spirodecanes prepared from compounds of the formula Image in which X is Image or Image and mono- or dihalo-hydrocarbons by alkylation at the ni- trogen atom of the 5-membered ring, and the salts thereof. The novel compounds are migration-resistant light stabili- zers of low volatility for synthetic polymers.
358634
Haberlein Harald
Nowy Gunther
Pfahler Gerhard
Wiezer Hartmut
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
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