Novel hindered phenol antioxidant and preparation method thereof
The invention provides a novel high-efficiency hindered phenol antioxidant which has the structure shown I. Through molecular structure design, β - (3 - tert-butyl -4 - hydroxyl -5 - methylphenyl) propionate and octadecanol are designed as main raw materi
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Paragraph 0040-0084; 0087-0116
(2021/12/07)
Bis[2-tert-butyl-4-(2-octadecyloxycarbonylethyl)-6-methylphenyl]phosphite useful as a stabilizing agent
Phosphite compounds of the formula STR1 wherein R1 is an alkyl having 1 to 22 carbon atoms, and use thereof. The phosphite compounds of the present invention show stabilizing action on organic materials and are useful as antioxidants. A combine
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(2008/06/13)
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