Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1981-06-03
1983-02-01
Bond, Robert T.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
546 16, 524102, C07D40112
Patent
active
043716954
ABSTRACT:
New N-alkyl-piperidine derivatives of hydroxy-benzyl-malonic acid are disclosed. These new compounds are useful for stabilizing thermoplastic polymers, in particular polyole fins, against sunlight, heat and oxidation.
A process for producing the new compounds is also disclosed, as well as the use thereof as stabilizers of polymers and polymeric compositions.
REFERENCES:
patent: 4237297 (1980-12-01), Rody et al.
patent: 4317767 (1982-03-01), Di Battista et al.
Di Battista Piero
Gratani Francesco
Bond Robert T.
Montedison S.p.A.
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