Phenolic phosphite antioxidants and polymer compositions containing said antioxidant

The present invention is related to synthesis of a novel series of phenolic phosphite compounds, and their use as an antioxidant for a polymer. A novel antioxidant has the advantages of both the hindered phenols and the phosphite antioxidant is prepared from phosphorus trichloride and 2,5-di-tert-bu...

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Main Authors Wu, Tseng-Rong, Yu, Pin-Yang, Lin, Yi-Chin, Chang, Te-Chuan
Format Patent
LanguageEnglish
Published 06.07.2004
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Abstract The present invention is related to synthesis of a novel series of phenolic phosphite compounds, and their use as an antioxidant for a polymer. A novel antioxidant has the advantages of both the hindered phenols and the phosphite antioxidant is prepared from phosphorus trichloride and 2,5-di-tert-butylhydroquinone, such as tetrakis-(2,5-di-tert-butyl-4-hydroxyphenyl)-2,5-di-tert-butyl-hydroquinonediyl diphosphite.
AbstractList The present invention is related to synthesis of a novel series of phenolic phosphite compounds, and their use as an antioxidant for a polymer. A novel antioxidant has the advantages of both the hindered phenols and the phosphite antioxidant is prepared from phosphorus trichloride and 2,5-di-tert-butylhydroquinone, such as tetrakis-(2,5-di-tert-butyl-4-hydroxyphenyl)-2,5-di-tert-butyl-hydroquinonediyl diphosphite.
Author Lin, Yi-Chin
Yu, Pin-Yang
Wu, Tseng-Rong
Chang, Te-Chuan
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References Burton (4474917) 19841000
Burton (4526918) 19850700
Nakahara et al. (4670492) 19870600
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Snippet The present invention is related to synthesis of a novel series of phenolic phosphite compounds, and their use as an antioxidant for a polymer. A novel...
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