Tableware ndi kuvala teflon

Zakudya zomwe zili ndi Teflon zimakonda kwambiri masiku ano. Ziri zodula, koma zimayamika chifukwa cha zosalumikizidwa. Zakudya ndi zokutira teflon zingakhale zitsulo ndi aluminiyumu, kunja kwake zili ndi enamel. Akatswiri amalangiza kuti asankhe mbale zitsulo, koma ndi okwera mtengo kwambiri.

Kuphimba teflon mkati kungakhale kachipangizo kapena kosalala, koma maselo amachititsa kutenthedwa pamwamba ndikupanganso ngakhale Kutentha. Mukamagula chophimba cha Teflon, onetsetsani kuti kunja kwa mbale ndikutaya. Ndizosavuta kuwona, ingoika wolamulira pansi. Ndikofunika kukhala ndi malo otsetsereka ndi zowonongeka pamagetsi. Ngati pansi pa mbaleyo ili yokhotakhota pang'ono, ndiye kuti, chifukwa chotsalira pang'ono, konzekerani kubweza ndalama zogwiritsira ntchito magetsi, ndipo chakudya chidzakonzedwa nthawi yayitali.

Masiku ano, mitundu yambiri ya Teflon yophika mbale ikuyendera konsekonse, nthawi zambiri imagwiritsidwa ntchito ndi malo odyetsera anthu, popeza zida zotere zimagwiritsidwa ntchito kwambiri ndipo zimachepetsetsa mtengo wa mafuta ophika.

Teflon ili ndi katundu wabwino kwambiri. Ndizosaoneka bwino za mtundu woyera, zofanana mofanana ndi polyethylene kapena parafini. Teflon imagonjetsedwa ndi kutentha kwapakati, komanso kusagwedezeka kwa chisanu - kutentha kwa -71 mpaka 270 ° C imakhalabe ndi mphamvu yokhala yotetezeka komanso yosasintha. Icho chimakhalanso ndi zotetezera kwambiri katundu.

Kuphimba teflon kumakhala ndi mankhwala okwera kwambiri - amaposa zitsulo zonse zodziwika bwino zodziwika tsopano. Zosakaniza, kuphatikizapo zosakaniza za hydrochloric ndi nitric acid, ndi alkali sichiwononge izo mwachitapo chake. Teflon imapha klorine trifluoride yekha, alkali zitsulo zimasungunuka ndi fluorine.

Teflon inayambitsidwa ndi DuPont ya ku America, yomwe imakhala ndi polymer yomwe inkapezeka mwadzidzidzi ndi Roy Plunkett wamatsenga mu 1938. Tsegulani mndandanda wa zoyesayesa, nkhani zatsopanozi zinali zodabwitsa komanso zowonjezereka, ndipo anayamba kufunafuna ntchito zosiyanasiyana. Koma popeza palibe chosamalidwa ndi zinthu zowonongeka, izo zimakhala ndi mbiri yake monga chophimba chabwino kwambiri chopanda ndodo. Izi zisanachitike, asilikali adakondweretsedwa, ndi zozizwitsa zotani, anayamba kugwiritsa ntchito Teflon ngati chosindikiza kuti ateteze miyala ya rocket ku mapangidwe a makoma. Ndipo pambuyo pake, m'ma 1950s, mbale zophimbidwa ndi Teflon zinayamba kupangidwa.

Tableware yokutidwa ndi Teflon ndi yofewa kwambiri, choncho imafuna chithandizo choyenera. Kuphimba kumakhala kosavuta, kotero, pokonzekera chakudya mmenemo, musagwiritse ntchito zipangizo zamkuwa - foloko, mpeni ndi zina zotero. Ngati pali chovala pa teflon, zidulo ndi mafuta omwe amachokera kumsika zimalowa mkati mwa zitsulo. Zidzathandiza kutsegula filimu yotetezera, ndipo Teflon ikhoza kutaya zonse zomwe sizitsulo. Ndi bwino kugwiritsa ntchito pophika chakudya ndi spatula.

Ngati mbale zatsopano, ziyenera kusambitsidwa ndi madzi otentha kwambiri, kapena mukhoza kuwiritsa madzi. Kenako mafuta ndi masamba mafuta. Teflon yophika chophimba ndi yaifupi, idzakhala ya zaka ziwiri mpaka zisanu. Ngati chophimba chotetezera ndi chowopsa komanso chowopsa, ndiye kuti mbale zoterozo zidzakhala zotalika ndipo zidzatha kugwira ntchito zaka khumi.

Pewani kusinthasintha kwadzidzidzi kwa kutentha ndi mantha - ngati mutapsa mtima, poto yanu kapena poto yanu imatha kuwonongeka mosavuta, osati zolimba, ndipo kuchokera ku zotsatira, mbale zowonda zimakhala zosavuta. Sambani mosamala mbale iyi ndi siponji yofewa ndi madzi otsekemera.

Komabe, monga posachedwapa yatulukira, mbale ndi Teflon zosanjikiza zingayambitse mavuto aakulu. Pakati pa kutentha, filimu ya Teflon imatha ndipo kutulutsa mafuta a perfluorooctanoic kumayamba, komwe kumakhala koopsa kwa thanzi ndipo kungathe kuwonjezeka mu chilengedwe ndi mwazi wa munthu. Izi zatsimikiziranso kuti izi zimayambitsa matenda a chilengedwe komanso osati kale kwambiri perfluorooctanoic asidi ankazindikiritsidwa ngati khanseni yamphamvu kwambiri. Makampani omwe amapanga chophikira cha mtundu uwu, samakana kuti mbale zawo ndizovulaza.