Xaashiyaha biraha polymer (oo sidoo kale loo yaqaan go'yaal bir-bir ah) waa badeecooyin ay sameeyeen hal ama in ka badan lakabyo polymer ah oo dusha sare ah, oo ah xaashida birta ee kulul, iwm.) Teknolojiyaddani waxay kor u qaadeysaa waxqabadka iyo suuxinta ee go'yaasha biraha dhaqanka dhaqameedyada. Calaamadaha aasaasiga ah iyo howlaha: jawiga xasaasiyadda adag Qashin-qubka kuleylka ee aadka u wanaagsan Deegaanka u fiican oo nabadgelyo leh: Nidaamka wax soo saarka looma baahna wax koronto ah ama lagu buufiyo, abuurista gaas wasakh ah ama dareere, iyo sii deyn, iyo sii deyn dano sun ah inta lagu jiro isticmaalka. Saamaynta qurxinta ee kaladuwan