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          Hongkun has been dedicated into the research and development of special antioxidants, in order to provide a better solution to long-term thermal stability and process thermal stability, as well as to offset the deficiency of the antioxidants of hindered phenol type and phosphite ester. And Hongkun also could provide customized compounds to different requirements from the end users.



          GRANDAO   245

          PU,   PA, PE, PVC, SBS, etc.

          good   process and long-term thermal stability, specially suitable in spandex

          GRANDAO   565

          SBS,   TPE, SIS, etc.

          specially   suitable for saturated and unsaturated rubbers and elastomer

          GRANDAO   1024

          PU,   PVC, PVB, NBR, etc.

          non-discoloring,   good thermal stability

          GRANDAO   1035

          LDPE,   XLPE, PP, HIPS, PVA, etc.

          low   discoloring, good thermal stability

          GRANDAO   1135

          PU   foams, etc.

          low   volatility, high compatibility

          GRANDAO   1098

          PA,   PU, PE, rubbers, etc.

          non-discoloring,   low volatility

          GRANDAO   1520

          BR,   NBR, SBR, SBS, etc.

          wide   applications

          GRANDAO   3114

          PE,   PP, PB, acrylic polymers, adhesives, etc.

          non-discoloring,   high extraction resistance

          GRANDAO   5057

          lubricants,conduction oild,motor oil, etc.

          low   volatility, high compatibility

          GRANDAO   802

          PP, HDPE,   etc.

          good   long-term thermal stability