| Subject | English | Spanish |
| mater.sc., chem. | blow moulded polyethylene bottle | botella de polietileno soplada |
| pack. | blow moulded polyethylene bottle | botella de polietilene soplada (proceso de moldeo por extrusión-soplado) |
| chem. | chlorosulfonated polyethylene | polietileno clorosulfonado |
| chem. | chlorosulphonated polyethylene | polietileno clorosulfonado |
| chem. | cross-linked polyethylene | polietileno reticulado |
| mater.sc., chem. | HD polyethylene | polietilino de baja presión |
| pack. | HD polyethylene | polietileno de baja presión PE. BP = (polietileno de alta densidad = РЕ-AD) |
| mater.sc., industr., construct. | high density polyethylene | polietileno de alta densidad |
| tech. | high density polyethylene | PEAD |
| pack. | high density polyethylene | polietileno de alta densidad (РЕ-AD) |
| pack. | high density polyethylene | polietileno de baja presión PE. BP = (polietileno de alta densidad = РЕ-AD) |
| IT | high density polyethylene sheath | cubierta de polietileno de alta densidad |
| mater.sc., chem. | high pressure polyethylene | polietileno de alta densidad |
| pack. | high pressure polyethylene | polietileno PE de alta densidad (o baja presión) |
| industr., chem. | high-density polyethylene | polietileno de alta densidad |
| mater.sc., chem. | high-density polyethylene | polietilino de baja presión |
| pack. | LD polyethylene = PE of low density | polietileno PE de alta densidad (o baja presión) |
| plast. | linear low density polyethylene | PELBD |
| chem. | linear low density polyethylene | polietileno lineal de baja densidad |
| chem. | linear polyethylene | polietileno lineal |
| textile | low density polyethylene | polietileno de baja densidad |
| pack. | low density polyethylene | polietileno de baja densidad (РЕ-BD) |
| chem. | low-density polyethylene | polietileno de baja densidad |
| food.ind., chem. | oxidised polyethylene wax | cera de polietileno oxidada |
| food.ind., chem., engl. | oxidised polyethylene wax | E 914 |
| food.ind. | oxidized polyethylene wax | cera de polietileno oxidada |
| food.ind. | oxidized polyethylene wax | E914 |
| chem. | polyethylene-aminostearamide ethylsulphate | polietilen-aminoestearamida-etilsulfato |
| pack. | polyethylene-coated paper | papel revestido de polietileno |
| tech. | polyethylene envelope | envoltura de polietileno |
| textile | polyethylene fiber | fibra de polietileno |
| industr. | polyethylene fibre | fibra de polietileno |
| textile | polyethylene filament | filamento de polietileno |
| textile | polyethylene filament yarn | hilo de filamentos de polietileno |
| chem. | polyethylene glycol | polietilenglicol |
| chem. | polyethylene glycol 7 glyceryl cocoate | polietilenglicol-7-glicerilcocoato |
| pharma. | polyethylene glycol 15 hydroxystearate | 15-hidroxiestearato de polietilenoglicol |
| pharma. | polyethylene glycols molecular weight ranging from 200 to 10000 | polietilenglicoles de masa molecular comprendida entre 200 y 10. 000 |
| chem. | polyethylene imine | polietilenimina |
| mater.sc., industr., construct. | polyethylene-lined paper sack | saco de papel revestido de polietileno |
| pack. | polyethylene-lined paper sack | saco de gran contenido de papel revestido de polietileno |
| chem. | polyethylene oxide | polioxietileno |
| chem. | polyethylene oxide | polióxido de etileno |
| water.res. | polyethylene pipe | tubo de polietileno |
| textile | polyethylene spun yarn | hilado de polietileno |
| environ., chem. | polyethylene terephtalate | polietileno terephtalate |
| environ. | polyethylene terephtalate 1. A thermoplastic polyester resin made from ethylene glycol and terephthalic acid; melts at 265°C; used to make films or fibers. 2. Type of plastic used to make artificial fibres and plastic bottles, which can be recycled | polietileno terephtalate |
| chem. | polyethylene terephthalate | politereftalato de etileno |
| chem. | polyethylene terephthalate | politereftalato de etileno |
| chem. | polyethylene terephthalate | tereftalato de polietileno |
| chem. | polyethylene terephthalate | polietilentereftalato |
| industr., construct. | polyethylene very fine staple fibre | polietileno de título muy fino |
| chem. | polyethylene wax | cera de polietileno |
| textile | polyethylene yarn | hilo de polietileno |
| chem. | recycled polyethylene | polietileno regenerado |
| isol. | tree retardant polyethylene | polietileno reticulado con retardador de arborescencia |
| chem. | unadulterated polyethylene | polietileno virgen |
| industr. | unconnected finely-branched polyethylene fibril | fibra de polietileno inconexa y finamente ramificada |