Mwasankha kuti kugwiritsa ntchito ku dzuwa ndi chisankho chabwino kwa inu. Mwina mukumva kuti ndi chisankho chathanzi kwa inu ndi chilengedwe, kapena manyunu opangidwa ndi zinthu zopangidwa ndi khungu lokhumudwitsa khungu lanu.
Kenako mukumva za "nanoparticles" mu dzuwa lachilengedwe, limodzi ndi info yochititsa mantha yokhudza tinthu tating'onoting'ono tomwe timakupatsani pang'ono. Pofunika, kodi kusankha kwa dzuwa kuyenera kukhala zosokoneza?
Ndi zambiri zambiri kunja uko, zitha kuwoneka ngati zolemetsa. Chifukwa chake, tiyeni tidutse phokoso ndikuyang'ana osasanjika ku Ninscrearnicles mu dzuwa, chitetezo chawo, zifukwa zomwe mungafunikire mu sinema yanu komanso pomwe simungatero.
Nanoparticles?
Nanoparticles ndi tinthu tating'onoting'ono tomwe timapatsidwa. Nanoparticles ndi osakwana 100 nanometers. Kuti mupereke malingaliro, nanometer ndi ma 1000 ang'onoang'ono kuposa kukula kwa tsitsi limodzi.
Pomwe nanoparticles imatha kupangidwa mwachilengedwe, ngati madontho a minuscule ya kutsuka kwa nyanja mwachitsanzo, ma nanoparticles ambiri amapangidwa mu lab. Kwa dzuwa, nanoparticles m'mafunso ndi zinc oxide ndi titanium dioxide. Zosakaniza izi zimasweka kukhala tinthu tomwe ultra-tisanachotsedwe ku dzuwa lanu.
Nanoparticles yoyamba idapezeka mu ma sunscreens mu 1980s, koma sizinagwidwe mpaka 1990s. Masiku ano, mutha kuona za dzuwa lanu ndi zinc oxide ndi / kapena titanium dioxide ndi tinthu tating'onoting'ono tomwe takhala ndi ninno.
Mawu akuti "Nano" ndi "Kuchenjera" ndi kofanana. Chifukwa chake, kuphika kwa dzuwa kunakhala ndi "michere yolumikizana ndi zizindikiro" kapena "microdedium tioxide ya Titaniium Dioxide kuli ndi nanoparticles.
Nanoparticles sapezeka mu dzuwa. Zogulitsa zambiri komanso zodzikongoletsera, monga maziko, ma shampoos, ndi mano, nthawi zambiri zimakhala ndi zosakaniza za michere. Nanoparticles amagwiritsidwanso ntchito pamagetsi, nsalu, galasi losagonjetsedwa, ndi zina zambiri.
Nanoparticles amasunga dzuwa lazinthu zosiya filimu yoyera pakhungu lanu
Mukamasankha dzuwa lanu la dzuwa, muli ndi zosankha ziwiri; Omwe ali ndi nanoparticles ndi omwe alibe. Kusiyana pakati pa awiriwo kumawonekera pakhungu lanu.
Onse a Titanium dioxide ndi zinc oxide imavomerezedwa ndi FDA monga zosakaniza zachilengedwe. Aliyense amateteza UV, ngakhale kuti titanium dioxide imagwira ntchito bwino akaphatikizidwa ndi zinccreen inanso yopanga dzuwa.
Zinc oxide ndi titanium dioxide ntchito powonetsa kuwala kwa UV kutali ndi khungu, kuphimba khungu ndi dzuwa. Ndipo ndi othandiza kwambiri.
M'mawonekedwe awo okhazikika, omwe alibe nano, zinc oxide ndi Tinjaum dioxide ndi yoyera. Mukaphatikizidwa ndi dzuwa, amasiya filimu yoyera yoyera pakhungu. Ganizirani za osuta okhazikika okhala ndi zoyera kudutsa mphuno ya mphuno-ep, ndiye zinc oxide.
Lowani nanoparticles. Dzuwa lopangidwa ndi microdemed zinc oxide ndi titanium dioxide pakhungu kwambiri, ndipo osasiya mawonekedwe a pabusa. Nanoparticles ma nanoparticles zimapangitsa kuwoneka kocheperako kwa Opaque koma othandiza.
Kafukufuku ambiri amapeza nanoparticles mu sunscreen otetezeka
Kuchokera pazomwe tikudziwa tsopano, sizikuwoneka ngati nanoparticles wa zinc oxide kapena titanium daoxide ndi yoyipa mwanjira iliyonse. Komabe, zotsatira zazitali zakugwiritsa ntchito michere yozama zamimba ndi Titanium dioxide, si chinsinsi. Mwanjira ina, palibe umboni kuti kugwiritsidwa ntchito kwa nthawi yayitali kumatetezedwa kwathunthu, koma palibe umboni womwe ndi wovulaza.
Ena amakayikira chitetezo cha tinthu tating'onoting'ono. Chifukwa ndi ochepa kwambiri, amatha kulowetsedwa ndi khungu komanso m'thupi. Zochuluka motani zomwe zimalowetsedwa komanso momwe zimalowera zimatengera momwe zinn oxide kapena titanium dioxide drioxide.
Ma Kills, chimachitika ndi chiyani thupi lanu ngati zinc oxide kapena titanium daoxide nano-tinthu tazimizidwa? Tsoka ilo, palibe yankho lomveka bwino la izo, ngakhale.
Pali malingaliro oti angatsiketse ndi kuwononga maselo athu a thupi, imathandizira kukalamba mkati ndi kunja. Koma kafukufuku wochulukirapo akuyenera kuchitidwa kuti adziwe molakwika njira ina.
Titanium dioxide, mukakhala mu mawonekedwe ake ophatikizidwa ndikupumira, yawonetsedwa kuyambitsa khansa ya m'mapapo m'makola a labu. Microde yozama zatanium dioxide imalowanso khungu kwambiri kuposa mafuta azitsulo, ndipo Titanium Dioxide yawonetsedwa kudutsa placenta ndi kuwongolera zotchinga zaubongo.
Kumbukirani, komabe, izi zambiri za izi zimabwera chifukwa cholowetsa titanium dioxide (popeza zimapezeka zakudya zambiri zolembedwa ndi maswiti). Kuchokera pamaphunziro ambiri a Titanium daoxide ndi zinc oxide, nthawi zina ndi zosakaniza zopezeka pakhungu, ndipo ngakhale pamenepo anali otsika kwambiri.
Izi zikutanthauza kuti ngakhale mutayika ma suoncreen omwe ali ndi nanoparticles, mwina sangalowe pa khungu loyambirira. Ndalama zomwe zimalowetsedwa zimasiyana kwambiri kutengera mphamvu ya kuchuluka kwa dzuwa, ndipo zambiri sizimayamwa kwambiri ngati ayi.
Ndi chidziwitso chomwe tili nacho pakali pano, dzuwa lomwe lili ndi nanoparticles likuwoneka kuti ndi lotetezeka komanso lothandiza kwambiri. Chomveka chomveka bwino ndikugwiritsa ntchito kwa nthawi yayitali zomwe zingagwiritse ntchito thanzi lanu, makamaka ngati mukugwiritsa ntchito mankhwala tsiku lililonse. Apanso, palibe umboni kuti kugwiritsidwa ntchito kwa nthawi yayitali kumicronide kapena Tinoxide DIOXIside ndi kovulaza, sitikudziwa zomwe zili pakhungu lanu kapena thupi lanu.
Liwu kuchokera pamenepo
Choyamba, kumbukirani kuti kuvala dzuwa tsiku lililonse ndi imodzi mwazinthu zabwino kwambiri zomwe mungachite kuti pakhale thanzi lanu la nthawi yayitali (ndipo ndi njira yabwino kwambiri yotsutsanso). Chifukwa chake, ados kwa inu chifukwa chokhala wakhateke poteteza khungu lanu!
Pali dzuwa zambiri zokhala ndi dzuwa, nano ndi zosankha zomwe sizimasankha, pali zomwe zingachitike kumeneko chifukwa cha inu. Pogwiritsa ntchito sonscreen yokhala ndi michesi (Aka nano-tinthu) zinc oxide kapena titanium Dioxide ikupatsani chinthu chomwe sichiri pautali wocheperako.
Ngati nkhawa yanu ya nano-tinthu tating'ono, pogwiritsa ntchito sunscreen yomwe siyikuyenda imakupatsani tinthu tating'onoting'ono tomwe timakhala ophatikizidwa ndi khungu lanu. Kuchita malonda ndikuwona filimu yoyera pakhungu lanu mutatha kugwiritsa ntchito.
Chosankha china ngati mukukhudzidwa ndikupewa magawo a titanium dioxide kwathunthu, chifukwa chophatikizira ichi ndi chomwe chimalumikizidwa ndi vuto la chindapusa. Kumbukirani, komabe, kuti ambiri mwa mavutowa anali ochokera kumapu awo kapena kutsanulira titanium daoxide nanoparticles nanoparticles, ndipo osati kuchokera pakhungu la khungu.
Kusungunuka kwachilengedwe, komwe kumayenderana ndi kusagwirizana komanso ayi, kumasiyana kwambiri ndikusinthana kwawo ndikumverera pakhungu. Chifukwa chake, ngati mtundu umodzi sukukonda, yesaninso mpaka mutapeza amene amakuthandizani.
Post Nthawi: Jul-12-2023