Nanotechnology da nanomaterials: nanomaterials dioxide a cikin hasken rana

Nanotechnology da nanomaterials: nanomaterials dioxide a cikin hasken rana

Magana kalmomi

Kimanin 5% na hasken rana ya haskaka da rana ultraviolet haskoki tare da zazzabi ≤400 nm. Za a iya raba haskoki a cikin hasken rana cikin hasken rana. Matsakaici-modeletlet Rays tare da zazzabi na 220 nm zuwa 320 nm zuwa 320 nm rayes (UVB) da gajeriyar hanyar ultraviolet da 290 zuwa 290 zuwa 290 zuwa 290 nm haskoki.

Saboda gajeriyar hanyarta da babban makamashi, haskoki suna da iko mai girma, wanda zai lalata fatar mutane, yana haifar da kumburi ko kunar rana. UVB shine babban abin da ke haifar da kumburin fata da kunar rana a jiki.

1. Ka'idar kare garkuwar Ultravolet tare da Nano Tio2

T_ 2 shine nau'in semiconductor. Yankin Nano-TIO _ 2 yayi amfani da kayan shafawa na hasken rana yana da matukar wahala, da kuma raunin da ke cikin UV na iya shan haskakawa, don haka Tio _ 2 yana da aikin tunawa da UV haskoki. Tare da kananan ƙananan barbashi da guntu-iri da yawa, wannan yana ƙara yiwuwar toshe ko haɓaka haskoki na ultraviolet.

2. Halayen Nano-TIO2 a cikin kayan shafawa

2.1

Babban kare UV Shafin

Ana bayyana iyawar kare kariya na ultvioet na kayan shafawa na kayan kwalliyar hasken rana (SPF ƙidaya), da kuma mafi girman darajar SPF, mafi kyawun tasirin hasken rana. The ratio of the energy required to produce the lowest detectable erythema for skin coated with sunscreen products to the energy required to produce erythema of the same degree for skin without sunscreen products.

Kamar yadda Nano-TiO2 yana shan haskoki da kuma watsar da haskoki na ultraviolet, ana ɗaukarsa azaman mafi kyawun hasken rana na yau da kullun a gida da kasashen waje. Gabaɗaya, kwarewar Nano-TiO2 don garkuwa UV shine sau 3-4 da Nano-Zno.

2.2

Kewayon girman girman ya dace

Iyakar garkuwar Ultvioletet na Ultviolet na Nano-TiO2 an ƙaddara shi da ƙarfin ikonta da watsa iko. Karamin samfurin girman Nano-TiO2, da karfi da karfin kazawar ultraviolet. A cewar dokar hasken haskoki, akwai ingantaccen girman asali na asali na Nano-Tio2 tare da haskoki daban-daban. Gwaji kuma suna nuna cewa tsawon faduwar rayuwar ultraviolet, kariya daga Nano-Tio 2 ya dogara da abubuwa masu watsarta; Gajerar da raƙuman ruwa, mafi garkuwarta ya dogara da karfinsa na sha.

2.3

Kyakkyawan watsawa da nuna gaskiya

Girman asalin Nano-Tio2 yana ƙasa da 100 nm, ƙasa da ƙarancin haske na bayyane. A gaskiya, Nano-TiO2 na iya watsa haske mai bayyanawa lokacin da aka tarwatsa gaba daya, don haka ya zama m. Saboda faɗakarwar Nano-TiO2, ba zai rufe fata a cikin kayan kwalliyar hasken rana ba. Sabili da haka, zai iya nuna fata na fata mai kyau .To na ɗaya daga cikin mahimman alamun Nano-Tio2 a cikin kayan kwalliyar ruwan sunscreen. A zahiri, Nano-TiO 2 yana da m amma ba gaba daya m a cikin kayan kwalliya na hasken rana, saboda Nano-Tio2 yana da karancin ƙasa, don haka yana da sauƙin samar da samfuran samfuran.

2.4

Kyakkyawan yanayin yanayi

Nano-Tio 2 ga kayan kwalliyar ruwan shafawa na buƙatar wasu juriya na yanayi (musamman juriya da haske). Saboda Nano-TiO2 yana da kananan barbashi da babban aiki, zai haifar da hancin iskar oxvixiol da kuma wasu nau'i na elvioxyl na ultivio da withombory. Saboda haka, ɗayan yadudduka ɗaya ko fiye, kamar silica, Alumina da Zirconia, dole ne a rufe shi a farfajiyar Nano-Tio2 don hana daukar hoto.

3. Nau'in da abubuwan ci gaba na Nano-Tio2

3.1

Nano-Tio2 Foda

Ana sayar da samfuran Nano-TiO2 a cikin nau'in foda mai ƙarfi, wanda za'a iya raba shi cikin foda na hydrophilic da lipophilic foda gwargwadon farfajiyar saman Nano-Tio2. Ana amfani da foda na hydrophilic foda a cikin kayan kwalliyar ruwa, yayin amfani da foda na lippophilic a cikin kayan shafawa na mai. Hydrophilic Powderers gaba ɗaya ana samun su gaba ɗaya ta hanyar maganin ƙasa na ciki. Ya fice daga cikin waɗannan powders na ƙasar waje na yau da kullun suna da jiyya na musamman jiyya kamar yadda aikace-aikacen aikace-aikacen su.

3.2

Launi fata Nano Tii2

Saboda Nano-TiO2 barbashi yana da kyau kuma mai sauƙin watsa shuɗi mai launin shuɗi tare da gajeren haske a cikin hasken rana, lokacin da aka ƙara sautin ruwan zafi, fatar za ta nuna rashin lafiya. Don dacewa da launi fata, ja launuka masu launin ja kamar goman baƙin ƙarfe a cikin farkon matakin a farkon matakin. Koyaya, saboda banbanci a cikin yawa da rashin ƙarfi tsakanin Nano-TEO2 _ 2 launuka na iyo suna faruwa.

4. Matsakaicin Matsayi na Nano-Tio2 a China

Manya-sikelin bincike akan Nano-TiO2 _ 2 a China yana da matukar aiki, amma matakin bincike da binciken injiniya da na bincike sun kai koma baya ga kayayyakin bincike. Abubuwan masana'antu na Nano-Tio2 a China sun fara ne a cikin 1997, fiye da shekaru 10 daga baya na Japan.

Akwai dalilai guda biyu waɗanda aka hana ingancin kayayyaki da kasuwannin Nano-TIO2 a China:

① Ayyukan Bincike na Fasaha a baya

Binciken binciken fasaha na aikace-aikacen aikace-aikacen yana buƙatar warware matsalolin ƙara tsari da kimantawa kimanin Nano-TiO2 a cikin tsarin haɗawa. Binciken aikace-aikacen Nano-TiO2 ba a ci gaba sosai ba, kuma binciken a wasu filayen binciken, kamar kayayyakin kwalliya na yau da kullun, har yanzu yana buƙatar samar da kayan fasaha don biyan bukatun musamman na filaye.

A saman jiyya na jiyya na Nano-TiO2 yana buƙatar ƙarin nazari

Jiyya na jiki ya haɗa da jiyya na ciki da kuma maganin jikin ƙasa. Fasahar jiyya ta waje tana haɗawa da tsarin warkarwa na waje, fasaha na jiyya da kayan aikin jiyya.

5. Kammalallen jawabin

Daidai, aikin kare ultraviolet, watsawa da juriya na Nano-TIO2 suna da mabuɗin fasaha.