Trioctyl Trimellitate (TOTM) Market Import-Export Ratio, Share, Expansion Rate atulpmrJune 23, 2021 7 Plasticisers are an organic ester compounds, used as additive in polymer processing. Plasticiser increase the plasticity, flexibility and toughness of finished products through modification in polymer molecules. Generally, plasticiser are grouped into phthalates, epoxy, Trimellitate, aliphatic and polymeric, among others. Trioctyl Trimellitate (TOTM) is a plasticiser categorized under the trimellitates group. Trimellitate plasticisers are generally preferred for automotive interiors and oth...