I- Pu Rod neshidi elaziwa ngokuthi yi-glue ephakeme kanye ne-glue entsha yentwasahlobo, kungukuthola impahla entsha yokwenziwa etholakala ngokuphendula i-polymer polyol nge-isocyatate ne-chain-licking, ipulasitiki. I-PU inokumelana kwamakhemikhali, ukuqina okuphezulu, ukumelana nomthwalo wengcindezelo ephezulu, ukumelana okuphezulu, ukuxabana okuqinile, ukumelana ngezinyembezi, ukumelana nemisebe, futhi kungagcina ukuphazamiseka kobulukhuni obuhlukahlukene (i-a10 a10 kuya ku-SHAO D75) ukuqina. Ukusebenza kwayo okuhle kakhulu kungaphezu kokufinyelela kumapulasitiki ajwayelekile kanye nerabha.
Ngokwesakhiwo esikhulu sePolyurethane Elastomer, i-PU ihlukaniswe izinhlobo ezimbili: uhlobo lwe-polyester kanye nohlobo lwe-polyther.
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