Photostabilization of commercial polypro
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N.S. Allen; J.F. McKellar
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Article
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1980
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Elsevier Science
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English
⚖ 255 KB
The photostabilization of commercial polypropylene by a hindered piperidine stabilizer, bis [2,2,6,6-tetramethyl-4-piperidinyll sebacate (I) and by a model N-oxy radical compound, 4-hydroxy-2,2,6,6-tetramethylpiperidine-N-oxy (!1) is examined using ESR and luminescence spectroscopy. ESR spectroscopy