Juriyar Hydrolysis na TPUyana nufin ikonsa na tsayayya da "hari" ta hanyar danshi da kuma hana lalacewar aiki. Wannan ƙarfin yana ƙaddara ta hanyar tsarin sinadarai da ƙari na TPU, kuma babban ma'auni ne don kimanta amincinsa na dogon lokaci a cikin yanayin danshi ko ƙarƙashin ruwa.
Babban Shawara: Tushen Polyester vs.TPU mai tushen polyether
Bambancin asali a cikin juriyar hydrolysis ya fito ne daga tsarin "sashi mai laushi" a cikin sarkar kwayoyin halitta.
- TPU mai tushen Polyester: Haɗin ester a cikin sarkar kwayoyin halitta yana da sauƙin kamuwa da hydrolysis, wanda ke haifar da raguwar aiki mai yawa a cikin yanayi mai zafi da danshi. Saboda haka, yana da ƙarancin juriya ga hydrolysis.
- TPU mai tushen Polyether: Haɗin ether a cikin sarkar kwayoyin halitta suna da ƙarfi kuma suna da juriya ga hydrolysis, suna ba da kyakkyawan juriya ga hydrolysis. Wannan ya sa ya zama zaɓi mafi kyau ga aikace-aikacen ƙarƙashin ruwa ko mai yawan danshi.
A takaice: Ga aikace-aikacen da ke buƙatar dogon lokaci na hulɗa da ruwa ko muhallin danshi, ya kamata a ba da fifiko ga TPU mai tushen polyether.
Manyan Manuniyar Kimantawa
Yawanci ana tantance juriyar hydrolysis ta hanyar gwaje-gwajen tsufa masu sauri, tare da mai da hankali kan waɗannan mahimman sigogi:
- Yawan Rikewar Ƙarfin Tashin Jini: Kashi na ƙarfin tashin da aka riƙe bayan tsufa idan aka kwatanta da ƙimar asali. Rikewa mai yawa yana nuna ingantaccen juriya ga hydrolysis; masana'antar yawanci tana buƙatar ≥80%.
- Canjin Tsawo a Lokacin Hutu: Yana auna canjin sassaucin kayan aiki. Ƙananan canje-canje suna nuna ingantaccen aiki.
- Canji a Taurin Kai: Yana nuna canje-canje a cikin taurin saman. Ƙananan canje-canje suna nuna ingantaccen kwanciyar hankali na kayan da aka yi amfani da su.
- Bayyanar Gani: Ka lura ko saman samfurin yana nuna alamun lalacewa kamar fashewa, ƙuraje, ko alli.
Hanyoyin Gwaji da Ma'auni
Ana kimanta juriyar hydrolysis ta hanyar gwaje-gwajen tsufa cikin sauri. Manyan ƙa'idodi sun haɗa da:
- ISO 4611: Ma'aunin ƙasa da ƙasa don tsufan robobi
- ASTM D570: Hanyar gwaji ta yau da kullun don shan robobi da ruwa.
- DIN 53366: Ana amfani da shi don rarraba daidaiton hydrolysis na kayan aiki.
Yanayin gwaji na yau da kullun shine 70°C / 95% Danshin Dangi (RH) na ɗaruruwan sa'o'i zuwa dubbai, tare da ɗaukar samfurin lokaci-lokaci don sa ido kan canje-canjen aiki.
Hanyoyi Don Inganta Juriyar Hydrolysis
Idan juriyar hydrolysis na TPU mai tushen polyester bai isa ba, ana iya amfani da waɗannan hanyoyin:
- Ƙara Masu Daidaita Hydrolysis: Ɗaya daga cikin hanyoyin da suka fi tasiri shine ƙara polycarbodiimide (PCD) ko wasu magungunan hana hydrolysis. Waɗannan suna "gyara" sarƙoƙin ƙwayoyin halitta da suka karye kuma suna jinkirta lalacewa.
- Inganta Tsarin Kwayoyin Halitta: Zaɓin polyester polyols masu nauyin kwayoyin halitta mafi girma, sarƙoƙi masu tsayi, ko kuma tsarin da aka yi wa reshe na iya inganta daidaiton hydrolysis zuwa wani mataki.
Takaitawa da Shawarwari kan Zaɓe
- Babban Zabi: A cikin yanayin danshi, fifita TPU mai tushen polyether.
- Tushen Kimantawa: A kimanta ma'aunin TPU daban-daban ta hanyar kwatanta ma'aunin riƙe ƙarfin tauri da sauran bayanai daga gwaje-gwajen tsufa.
- Daidaito Yana da Mahimmanci: Fahimci cewa TPU mai tushen polyether na iya samun ɗan ƙaramin ƙarfi na injiniya da juriyar zafi idan aka kwatanta da matakan da ke tushen polyester. Dole ne a cimma daidaito tsakanin juriyar hydrolysis da halayen injiniya.
Fahimtar waɗannan sigogi zai taimaka muku zaɓar kayan TPU da ya dace da samfurin ku, yana tabbatar da aminci na dogon lokaci a cikin yanayin da aka nufa.
Game daYantai Linghua New Material Co., Ltd.
Kamfanin Yantai Linghua New Material Co., Ltd. yana da ingantattun dabarun bincike da samarwa a fannin TPU mai tushen polyether. A matsayinsa na ƙwararren mai samar da kayayyaki na TPU, wanda aka kafa a shekarar 2010, kamfanin ya girma zuwa cikakken kamfanin sarkar masana'antu wanda ya haɗa da cinikin kayan masarufi, bincike da haɓakawa, da samarwa da tallace-tallace.
Kayayyakinsa na TPU mai tushen polyether, bisa ga tsarin haɗin ether a cikin sarkar kwayoyin halitta, suna ba da kayan tare da kyakkyawan juriya ga hydrolysis, ingantaccen aiki mai ƙarancin zafin jiki (ƙasa zuwa -40°C da ƙasa), da kuma kyakkyawan juriya ga mildew. Bugu da ƙari, samfuran suna da ƙarfin injiniya mai yawa, kyakkyawan juriya ga gogewa, da kuma kyakkyawan iya sarrafawa, yayin da suke bin buƙatun ingancin ƙasa da ƙasa gami da REACH, RoHS, da FDA. Ta hanyar amfani da waɗannan kaddarorin, samfuran Linghua New Materials' polyether TPU ana amfani da su sosai a cikin waya da kebul, abubuwan da ke cikin motoci, bututun wuta, bututu da bututu, da takalma - aikace-aikacen masana'antu da masu amfani waɗanda ke buƙatar juriya mai yawa ga yanayi da kwanciyar hankali na dogon lokaci.
Lokacin Saƙo: Yuli-03-2026