PolytetrafluoroethylenePTFE) wani abu ne na roba da aka ƙirƙira bisa kuskure a ƙarshen 1930s yayin da masanin sinadarai ke ƙoƙarin haɓaka sabon nau'in firiji mai tushen perfluorethylene.
Polytetrafluoroethylene (PTFE) wani abu ne na roba da aka ƙirƙira da gangan a ƙarshen 1930s yayin da wani masanin sinadarai ke ƙoƙarin haɓaka sabon nau'in firiji mai tushen perfluorethylene.Maimakon samun sinadarin chlorofluorocarbon, masanin kimiyyar ya yi mamakin gano cewa perfluorethylene da aka yi amfani da shi wajen aiwatar da aikin yana amsawa da baƙin ƙarfen da ke cikin akwati kuma an yi shi da polymer a ƙarƙashin matsin lamba.Kasa da shekaru goma bayan haka, ana rarraba wannan sabon kayan akan sikelin kasuwanci kuma a ƙarshe an ba da izini a ƙarƙashin sunan polymer®.Zai zama wani shekaru 20 kafin wannan abu ya bugi kwanon frying kuma ya zama sananne a matsayin farkon abin da ba a san shi ba don kayan dafa abinci, duk da haka.A gaskiya ma, an yi amfani da wannan kayan don wasu dalilai daban-daban da farko.
A lokacin yakin duniya na biyu, an yi amfani da PTFE don hana tserewar kayan aikin rediyo daga wurin da aka tsara don samar da bam na farko a cikin Amurka, manufar da aka yi wa lakabi da Project Manhattan.Wannan wurin yana wakiltar wani yanki mai ban sha'awa na ƙasa tare da ƙarin murabba'in murabba'in 2,000,000 (mita 609,600).Ba wai kawai wannan sinadari mai guba ba ne kuma yana lalata kansa, amma kuma yana samar da iskar gas mai haɗari da ake kira hydrogen fluoride a gaban ruwa ko tururin ruwa.A saboda wannan dalili, an yi amfani da PTFE azaman sutura don bututun bututu don sanya su kwararar hujja.
Keɓaɓɓen kaddarorin rufewa na wannan kayan sun sanya amfani da shi a cikin kayan lantarki da ya dace.Abu ɗaya shine, ba ya aiki, yana mai da shi juriya ga manyan filayen lantarki.Hakanan yana da matukar juriya ga ruwa, zafi, da lalata sinadarai.A gaskiya ma, ana ci gaba da amfani da shi don samar da kayan aikin dakin gwaje-gwaje da na'urorin haɗi waɗanda ke haɗuwa da hydrofluoric acid, wanda in ba haka ba zai narkar da wasu kayan, har ma da gilashi.
PTFE kuma yana da ƙananan kaddarorin juzu'i, wanda aka bayyana azaman ƙima mai ƙima.Wannan ma'auni dangi ne kuma ya bambanta bisa ga kayan da aka haɗa don haifar ko daidaita rikici.Dangane da robobi, yawanci ana samun gogayya akan ƙarfe da aka goge.Don sanya ƙarancin juzu'i na PTFE zuwa hangen nesa mai kyau, shine kawai sanannen kayan saman da aka sani wanda ginshiƙan yatsan yatsa na gecko ya kasa tsayawa.Wannan ingancin ya sa ya dace da ɓangarorin masana'anta waɗanda ke buƙatar tsayayya da juzu'i, kamar gears da ƙwallon ƙwallon ƙafa.
Marion Trozzolo, wanda ya kafa Laboratory Plasticware Fabricators ya gabatar da wannan kayan a ƙarshe ga gidajen Amurka.Yayin da Trozzolo ya kasance yana samar da kayan aikin kimiyyar polymer® na tsawon shekaru da yawa, wani injiniyan Faransa ya zaburar da shi wanda ya same shi da wani tasiri mara amfani ga kayan kamun kifi wanda daga baya ya yi maganin tukwane da kwanon matarsa.Yayin da wannan gwajin ya haifar da samar da kayan dafa abinci da aka fi sani da Tefal (T-Fal®) a Faransa a tsakiyar shekarun 1950, Trozzolo ya zama farkon mai samar da kayan dafa abinci na polymer® na Amurka.A gaskiya ma, "The Happy Pan," wanda aka kaddamar a 1961, ya sami wani wuri mai mahimmanci na tarihi a cikin Cibiyar Smithsonian da Trozzolo sunan bambanci a cikin Plastics Hall of Fame.
Lokacin aikawa: Satumba-01-2020