Citroflex A-4 Acetyltri-n-butyl citrate 77-90-7 Reilly Industries-Morflex Plasticizers >> Citrate Acrylics/ Acrylates Vegetable based SEALANT >> Pre-formed tape / Gasket ADHESIVE Acetyltri-n-butyl citrate. Used as plasticizer in adhesives and sealants. Applications : components of adhesives, closures with sealing gaskets for food containers. Acetyltri-n-butyl citrate. Used as a plasticizer in adhesives and sealants. Offers compatibility with vinyls, cellulosics and acrylics. Application : components of adhesives; closures with sealing gaskets for food containers.