Phapang ke efe pakeng tsa tpu le pu?

Phapang ke efe lipakeng tsaTPUle Pu?

TPU (Polyurethane Elalamer ElalaTomer)

TPU (Thermoplanes Polyurethane elalatomer)ke mefuta e mengata ea polasetiki e mpe. Ka lebaka la ts'ebetso ea eona e ntle, ho hana ha boemo bo bobe le botsoalle ba tikoloho le tikoloho

Polyurethane thermoplay. A ke boima bo phahameng ba lipalesa (1000-6000) polyester kapa polyother, 'me b ke Diol e nang le liathomo tsa Chain tse 2-12 tse otlolohileng tsa chankaneng. Sebopeho sa lik'hemik'hale pakeng tsa likoti tsa linate ke li-daisocynate, hangata li hokahane ke MDI.

Thermoplane Ruber e itšetleha ka 'mele oa hydrojene kapa sefapano e bobebe pakeng tsa mekhahlelo e' meli e hokahanyang kapa e fokotsang. Sebakeng se futhumetseng kapa tharollo, boholo ba tumellano, boholo ba ho pholile, matla a ho futhumatsa a hokahanya hammoho, ho khutlisetsa thepa ea pele e tiileng.

Polyurethane HHEMOLASTICMERSe ka khetholloa ho mefuta e 'meli: Polyester le Polyother le Polyothether Mofuta oa polyother o na le letsoalo le tlase ho feta mofuta oa polyester. Mocheso oa khalase oa mofuta oa polyotherher ke 100.-106.1 ℃, le la mofuta oa polyester ke 108.9--122.8 ℃. Mofuta oa brittlethene mofuta oa mofuta oa polyother oa "Polyester" o tlase ho feta -62 ℃, ha ho hanyetsa mofuta o tlase ho feta a mofuta oa polyester.

Litšobotsi tse ikhethang tsa li-elastomes tsa Polyurethane tsa lipalesa tsa Polyurethane li na le khanyetso e ntle, e ntle, ho Cheseha haholo, ho hanyetsa ha oli, ho hanyetsa ha lik'hemik'hale. Libakeng tse mongobo, botsitso ba hydrolys ba polysether basters hole ba feta ba mefuta ea polyester.

Polyurethane Thermoplanes e se nang chefo e se nang chefo, e qhibilihileng ka li-sothurne, ethyl acetate, buntone, buntone, buntone, buntone, buntone, busyone, busyone, busyone, Bustone le Acetone ka bongata. Ba bontša boemo bo se nang 'mala ebile bo pepeneneng' me ba na le botsitso bo botle ba ho boloka.