A hindered phenol compound represented by Formula, In Formula, the plural Rs may be identical to or different from each other, each independently selected from the group consisting of a C 1-300 linear or branched alkyl, or a polyolefin group having a number-average molecular weight (Mn) of from 300 to 3000, a group represented by Formula and a group represented by Formula, with the proviso that at least one R is a group represented by Formula; the plural R's may be identical to or different from each other, each independently selected from the group consisting of hydrogen and a C 1-20 linear or branched alkyl, -S-L(̵A) m In each Formula, the group L is selected from the group consisting of a m+1 valent C 1-20 linear or branched alkyl optionally substituted by one or more substituent selected from the group consisting of oxo, a C 1-20 hydrocarbyl, and a C 3-20 linear or branched hetero-alkyl and a m+1 valent C 3-20 linear or branched hetero-alkyl optionally substituted by one or more substituent selected from the group consisting of oxo, a C 1-20 hydrocarbyl, and a C 3-20 linear or branched hetero-alkyl; the group L' is a group represented by wherein the group R" is selected from the group consisting of hydrogen, a C 1-20 hydrocarbyl, and a C 3-20 linear or branched hetero-alkyl, the plural As may be identical to or different from each other, each independently selected from the group consisting of wherein, the plural Rs may be identical to or different from each other, each independently selected from the group consisting of hydrogen, a C 1-300 linear or branched alkyl, or a polyolefin group having a number-average molecular weight (Mn) of from 300 to 3000, a group represented by Formula and a group represented by Formula, preferably each independently selected from the group consisting of hydrogen and a C 1-300 linear or branched alkyl; the plural R's may be identical to or different from each other, each independently selected from the group consisting of hydrogen and a C 1-20 linear or branched alkyl, two Rs and one group -S- occupy the rest three positions on the benzene ring respectively, with the proviso that at least one A is m is an integer in the range of from 1 to 4; the plural R 2 s may be identical to or different from each other, each independently selected from the group consisting of hydrogen, a C 1-20 linear or branched alkyl, a group represented by Formula and a group represented by Formula,; the plural R b s may be identical to or different from each other, each independently selected from the group consisting of hydrogen and a C 1-20 linear or branched alkyl,; the plural R c s may be identical to or different from each other, each independently selected from the group consisting of hydrogen, a C 1-20 linear or branched alkyl and a C 1-20 linear or branched alkyloxy,; y is an integer in the range of from 0 to 3,; z is an integer in the range of from 0 to 3; n is an integer in the range of from 1 to 8; n' is an integer in the range of from 0 to 7, with the proviso that n'+n≤8; the plural R d s may be identical to or different from each other, each independently selected from the group consisting of hydrogen and a group represented by Formula; the plural rings may be identical to or different from each other, each independently selected from the group consisting of benzene ring and naphthalene ring, wherein two adjacent rings may optionally form a phenothiazine ring with the N atom bridging these two rings and an additional S atom, and/or, two adjacent rings may optionally form a 9,10-dihydroacridine ring with the N atom bridging these two rings and an additional group wherein the group R" is selected from the group consisting of hydrogen, a C 1-20 hydrocarbyl, and a C 3-20 linear or branched hetero-alkyl, or a 9,10-dihydroacridine ring, -L(̵A) m In Formula, the plural As may be identical to or different from each other, each independently selected from the group consisting of wherein the plural Rs may be identical to or different from each other, each independently selected from the group consisting of hydrogen, a C 1-300 linear or branched alkyl, or a polyolefin group having a number-average molecular weight (Mn) of from 300 to 3000, a group represented by Formula and a group represented by Formula, the plural R's may be identical to or different from each other, each independently selected from the group consisting of hydrogen and a C 1-20 linear or branched alkyl,; two Rs and one group -S- occupy the rest three positions on the benzene ring respectively; the group L, the group R 2, the group R b, the group R c, the group R d, the ring and y, n, z and m are as defined in Formula respectively, wherein the linear or branched hetero-alkyl is selected from the group consisting of a group obtained by directly replacing one or more group -CH 2 - locating inside of a linear or branched alkyl by a corresponding number of replacing group selected from -O-, -Sand -NR'-, wherein R' is H or a C 1-4 linear or branched alkyl and a group obtained by directly replacing one or more group -CH< locating inside of a linear or branched alkyl by a corresponding number of replacing group -N<, wherein throughout the molecular structure of the hindered phenol compound, at least one R d is hydrogen.