-
Kuvandudza tekinoroji yekugadzira yeanoshanda ecological synthetic dehwe rakavakirwa pamvura yakasimba polyurethane.
Polyurethane synthetic dehwe chinhu chitsva chine-chinangwa chakaumbwa chakakura nekukurumidza mumakore achangopfuura.Inogadzirwa pahwaro hwekuputira polyurethane slurry ine yakavhurika sero chimiro pane yakaderera base yemucheka uye isina-yakarukwa machira.Nekudaro, vazhinji vepol ...Verenga zvimwe -
Carboxylic hydrophilic chain inowedzera DMBA uye DMPA.
Nhanganyaya Mukugadzirwa kwemvura inonzi polyurethane, carboxylic acid seanionic hydrophilic chain extender imhando yecarboxylic acid ine diol, iyo yakashandiswa zvakanyanya kune yayo yakasarudzika mamorekuru uye kuita kwakanaka kwechigadzirwa.Carboxylic acid mhando cheni...Verenga zvimwe
