Iji belata ụgwọ ngwaahịa ma nweta arụmọrụ ọzọ,polyurethane thermoplasticEnwere ike iji elatomers mee ihe eji eme ihe eji emekarị ya iji mee ka ihe dị iche iche siri ike ma gbanwee.
MakapolyurtaneAbụ polymer polymer nke ukwuu, ọ nwere ike dakọtara na polar resins ma ọ bụ rube, dị ka mgbe ejiri ya na polyethylene chlorinated (CPE) iji mepụta ngwaahịa ahụike; Na abs na abs nwere ike iji plastik nke injinia dochie ya; Mgbe ejiri ya na polycarbonate (PC), o nwere akụrụngwa dịka iguzogide mmanụ, na-eguzogide na nrụgide iguzogide ahụ, enwere ike iji ya mee ozu. Gwakọta ya na polyester nwere ike ime ka arụmọrụ ya dị ike Na mgbakwunye, ọ nwere ike ịdị mma na polyvinyl chloride, polyxymethylene (pom), ma ọ bụ polyvinyllido chloride; Polyester Polyurtethane nwere ike ịdị na-adabara na 15% nitrile roba ma ọ bụ 40% nitrile roba / polvinyly chloride bloride blolo; Polyerhethane polyurtethane nwekwara ike ịdị mma na 40% nitrole roba / polyvinyl chloride mgwakota agwa; Ọ nwekwara ike ịbụ onye dakọtara na acrylonoitrile styrene (San) Colonimers; Ọ nwere ike mepụta network internetrating (IPN) na kọmpụta polysiloxanes. Activesteritys it i imirikiti ndị a kpọtụrụ aha dị n'elu, emelarị ndị na-edozi ahụ.
N'afọ ndị na-adịbeghị anya, enwere ọtụtụ nyocha na-abawanye na isi mmalite nke PomTpuna China. Achịcha nke TPU na Pom abụghị naanị ka mma na-eguzogide ọnọdụ okpomọkụ na ihe arụ ọrụ nke TPU, kamakwa ndị siri ike karị. Researchersfọdụ ndị na-eme nchọpụta egosila na na tensile tensix, ma ọ bụrụ na Pommuys na TPU paredara na-abanye na mgbanwe site na mmerụ ahụ na-emebi emebi. Mgbakwunye nke TPU kwa na-ekwechie pom na arụmọrụ ebe nchekwa. Mpaghara Crystalline nke Pom na-arụ ọrụ dị ka usoro nchekwa ebe nchekwa nke Soloy, ebe amorphous mpaghara TPU na PPU na-arụ ọrụ dị ka oge ntụgharị. Mgbe ọnọdụ nzaghachi mgbake bụ 165 ℃ na oge mgbake dị 120 s, ọnụego mgbake nke alloy ruru karịa 95%, na nsonaazụ mgbake kachasị mma.
TPU siri ike dakọtara na ihe polymer na-abụghị polmener dị ka polyethylene, roba roba, ma ọ bụ na-eme ka ntụ ntụ roba, ma ọ nweghị ike iwepụta ihe mejupụtara ya. Ya mere, usoro ọgwụgwọ elu dị ka plasma, mmịpụta na kemịkalụ, primer, ire ọkụ, ọkụ na-ejikarị maka nke ikpeazụ. Iji maa atụ, ngwaahịa ikuku America na kemịkal nwere ike ime ka ọ dị mma modulu nke poltethyyyylene dị mma polyethylene dị elu polterethan na-arụ ọrụ na polylurethane na-elastolomolomolom na 10%. Ọzọkwa, enwere ike itinye usoro ọgwụgwọ gas gas dị mkpụmkpụ nke nwere ogologo 6-35mm a kpọtụrụ aha n'elu, nke nwere ike ime ka isi ike nke ihe mejupụtara.
Oge Post: Jan-19-2024