Menene Polytetrafluoroethylene Micro Powder?
Polytetrafluoroethylene Micro Powder, wanda kuma aka sani da ƙananan nau'in kwayoyin polytetrafluoroethylene micro foda, polytetrafluoroethylene ultrafine foda, da polytetrafluoroethylene wax, wani farin foda ne wanda aka samu ta hanyar polymerization na tetrafluoroethylene a cikin ruwa mai tarwatsawa, wanda ya biyo baya ta hanyar condensation, wanka, da ƙananan bushewa don samar da bushewa. foda mai nauyin nauyi.
Gabatarwa
Polytetrafluoroethylene micropowder, wanda kuma aka sani da ƙananan nauyin kwayoyin polytetrafluoroethylene micro foda ko polytetrafluoroethylene ultrafine foda ko polytetrafluoroethylene wax, wani farin foda ne mai launin fata wanda aka samu ta hanyar polymerization na tetrafluoroethylene a cikin ruwa mai tarwatsawa, ya biyo baya ta hanyar condensation, wanka, da bushewa. Yana da kyawawan kaddarorin kamar juriya na zafi, juriya na yanayi, juriya na sanyi, ƙarancin juriya, rashin ƙarfi, kwanciyar hankali na sinadarai, da rufin lantarki. Bugu da ƙari, saboda ƙananan matsakaicin matsakaicin ƙwayar ƙwayar cuta, yana da kyau dispersibility kuma yana da sauƙi don haɗuwa tare da sauran kayan. PolytetrafluoroethylenePTFE) ultrafine micro foda shine farin ƙananan nauyin kwayoyin halitta mai kyauta mai kyauta tare da tsarin tsarin kwayoyin halitta wanda ya ƙunshi -(-CF2-CF2-) n, wanda ke da kyakkyawan juriya na sinadarai, kwanciyar hankali na thermal, babban juriya na yanayi (fiye da shekaru goma), UV juriya, matsanancin zafin jiki (zazzabi na aikace-aikacen dogon lokaci yana kusa da 260 ° C), kewayon zafin jiki mai faɗi (-200 zuwa + 260 ° C), kyawawan kaddarorin da ba su da ƙarfi, babban rufin lantarki (1017Ωcm), ƙarancin wuta mai ƙarfi, da kyau sosai. kai kayan shafawa .
Musamman kaddarorin
PTFE micro foda samfurori suna da tsabta na 100%, nauyin kwayoyin halitta na kasa da 10,000, da kuma girman barbashi a cikin kewayon 0.5-15μm. Ba wai kawai suna kula da duk kyawawan kaddarorin polytetrafluoroethylene ba amma kuma suna da kaddarorin da yawa na musamman, kamar su ba da ƙarfin kai, babu tasirin wutar lantarki, mai kyau solubility, ƙananan nauyin kwayoyin halitta, rarrabuwa mai kyau, babban lubrication na kai, da raguwa mai yawa a cikin ƙimar gogayya. .
Aikace-aikace na Polytetrafluoroethylene Micro Powder
Ana iya amfani da micropowder na polytetrafluoroethylene azaman mai mai ƙarfi kaɗai ko azaman ƙari don robobi, roba, sutura, tawada, mai mai mai, da mai. Lokacin da aka haxa shi da robobi ko roba, ana iya amfani da hanyoyi daban-daban na sarrafa foda irin su haɗuwa, kuma adadin adadin shine 5-20%. Ƙara polytetrafluoroethylene micro foda zuwa mai da maiko zai iya rage yawan juzu'i, kuma kawai kashi kaɗan na iya ƙara rayuwar mai mai. Hakanan za'a iya amfani da tarwatsawar kaushi na halitta azaman wakili na saki.