Bambanci tsakanin TPU polyester da polyester, da kuma alaƙar da ke tsakaninTPU na polycaprolactone
Da farko, bambanci tsakanin TPU polyester da polyester
Polyurethane mai amfani da thermoplastic (TPU) wani nau'in kayan elastomer ne mai aiki mai yawa, wanda ake amfani da shi sosai a fannoni daban-daban. Dangane da tsarin sassa daban-daban na sassa masu laushi, ana iya raba TPU zuwa nau'in polyester da nau'in polyether. Akwai manyan bambance-bambance a cikin aiki da aikace-aikace tsakanin nau'ikan biyu.
Polyester TPU yana da ƙarfi da juriyar lalacewa, halayen tauri, halayen lanƙwasawa da juriyar narkewa suna da kyau sosai. Bugu da ƙari, yana da kyakkyawan juriyar zafi mai yawa kuma ya dace da amfani a yanayin zafi mai yawa. Duk da haka, juriyar hydrolysis na polyester TPU ba ta da kyau, kuma yana da sauƙin shiga cikin ƙwayoyin ruwa da karyewa.
Da bambanci,TPU na polyetherAn san shi da ƙarfinsa mai yawa, juriya ga hydrolysis da kuma juriya mai yawa. Ƙarfin aikinsa na ƙarancin zafin jiki yana da kyau sosai, wanda ya dace da amfani a yanayin sanyi. Duk da haka, ƙarfin barewa da ƙarfin karyewar polyether TPU ba su da ƙarfi sosai, kuma juriyar juriya, lalacewa da tsagewa na polyether TPU suma sun yi ƙasa da na polyester TPU.
Na biyu, polycaprolactone TPU
Polycaprolactone (PCL) wani abu ne na musamman na polymer, yayin da TPU ta takaita ga thermoplastic polyurethane. Duk da cewa dukkansu kayan polymer ne, polycaprolactone kanta ba TPU ba ce. Duk da haka, a cikin tsarin samar da TPU, ana iya amfani da polycaprolactone a matsayin muhimmin sashi mai laushi don amsawa da isocyanate don samar da TPU elastomers masu kyawawan halaye.
Na uku, alaƙar da ke tsakanin polycaprolactone daBabban rukunin TPU
Masterbatch yana taka muhimmiyar rawa wajen samar da TPU. Masterbatch wani abu ne mai yawan tattarawa, wanda yawanci ya ƙunshi abubuwa daban-daban kamar polymer, plasticizer, stabilizer, da sauransu. A cikin tsarin samar da TPU, masterbatch na iya amsawa da mai faɗaɗa sarka, wakilin haɗin gwiwa, da sauransu, don samar da samfuran TPU tare da takamaiman halaye.
A matsayin kayan polymer mai aiki mai kyau, ana amfani da polycaprolactone a matsayin muhimmin sashi na babban tsarin TPU. Ta hanyar yin amfani da polycaprolactone tare da sauran abubuwan haɗin gwiwa, ana iya shirya samfuran TPU masu kyawawan halayen injiniya, juriya ga hydrolysis da ƙarancin zafin jiki. Waɗannan samfuran suna da fa'idodi iri-iri na amfani a fannoni kamar tufafi marasa ganuwa, kayan aikin likita, takalman wasanni da sauransu.
Na huɗu, halaye da aikace-aikacen polycaprolactone TPU
Polycaprolactone TPU tana la'akari da fa'idodin polyester da polyether TPU, kuma tana da kyawawan halaye masu kyau. Ba wai kawai tana da ƙarfin injina da juriyar lalacewa ba, har ma tana nuna kyakkyawan juriyar hydrolysis da juriyar ƙarancin zafin jiki. Wannan yana sa polycaprolactone TPU yana da tsawon rai da kwanciyar hankali a cikin yanayi masu rikitarwa da canzawa.
A fannin tufafi marasa ganuwa, polycaprolactone TPU ya zama abin da aka fi so saboda kyawawan halayensa masu kyau. Yana iya tsayayya da lalacewar abubuwan waje kamar ruwan sama mai guba, ƙura, ɗigon tsuntsaye, da kuma tabbatar da aiki da rayuwar tufafin mota. Bugu da ƙari, a fannin na'urorin likitanci, kayan wasanni, da sauransu, polycaprolactone TPU ya sami kulawa sosai saboda aminci da amincinsa.
A takaice, akwai manyan bambance-bambance tsakanin polyester na TPU da polyether a cikin aiki da aikace-aikacen, yayin da polycaprolactone, a matsayin ɗaya daga cikin mahimman abubuwan TPU, yana ba samfuran TPU kyawawan halaye masu kyau. Ta hanyar fahimtar alaƙar da ke tsakanin waɗannan kayan, za mu iya zaɓar da amfani da samfuran TPU masu dacewa don biyan buƙatun fannoni daban-daban.
Lokacin Saƙo: Maris-31-2025