Ha tlhoko ea tšireletso e sebetsang ea letsatsi e ntse e hōla, indasteri ea litlolo e bone phetoho e tsotehang metsoakong e sebelisoang litlolong tsa lik'hemik'hale tse sireletsang letsatsi letsatsing. Sengoliloeng sena se hlahloba leeto la tsoelo-pele ea metsoako ea li-sunscreens tsa lik'hemik'hale, tse totobatsang phello ea phetoho lihlahisoa tsa sejoale-joale tse sireletsang letsatsi.
Lipatlisiso tsa pele tsa lisebelisoa:
Mehatong ea pele ea lihlahisoa tse sireletsang letsatsi, metsoako ea tlhaho e kang limela, liminerale le oli li ne li atisa ho sebelisoa ho fana ka tšireletso e fokolang ea letsatsi. Le hoja metsoako ena e ne e fana ka tekanyo e itseng ea thibelo ea mahlaseli a UV, ts'ebetso ea bona e ne e le bonolo ebile e se na liphello tse batloang nako e telele.
Kenyelletso ea Lisefe tsa Organic:
Katleho e ntle ea litlolo tse sireletsang letlalo letsatsing e bile teng ka ho hlahisoa ha li-organic filters, tse tsejoang hape ka hore ke li-absorbent tsa UV. Bohareng ba lekholo la bo20 la lilemo, bo-rasaense ba ile ba qala ho hlahloba metsoako ea lintho tse phelang e khonang ho monya mahlaseli a kotsi. Benzyl salicylate e hlahile e le pula-maliboho lefapheng lena, e fana ka tšireletso e itekanetseng ea UV. Leha ho le joalo, lipatlisiso tse ling li ne li hlokahala ho ntlafatsa katleho ea eona.
Tsoelo-pele ho Tšireletso ea UVB:
Ho sibolloa ha para-aminobenzoic acid (PABA) lilemong tsa bo-1940 ho ile ha tšoaea mohato oa bohlokoa oa ho sireletsa letsatsi. PABA e ile ea e-ba motsoako o ka sehloohong oa li-sunscreens, ka katleho e monyang mahlaseli a UVB a ikarabellang bakeng sa ho chesoa ke letsatsi. Ho sa tsotellehe katleho ea eona, PABA e ne e e-na le mefokolo, e kang ho teneha ha letlalo le ho kula ho ka bakang tlhoko ea lisebelisoa tse ling.
Tšireletso e Pharalletseng:
Ha tsebo ea mahlale e ntse e hola, sepheo se ile sa fetohela ho nts'etsopele ea metsoako e ka sireletsang khahlano le mahlaseli a UVB le UVA. Lilemong tsa bo-1980, avobenzone e ile ea hlaha e le sefe se sebetsang hantle sa UVA, se tlatselletsang tšireletso e teng ea UVB e fanoang ke litlolo tse sireletsang letsatsi tse thehiloeng ho PABA. Leha ho le joalo, ho tsitsa ha avobenzone tlas’a khanya ea letsatsi e ne e le phephetso, e leng se ileng sa etsa hore ho be le mekhoa e mecha.
Phoso le Tšireletso e Ntlafetseng ea UVA:
Ho rarolla ho se tsitse ha li-filters tsa pele tsa UVA, bafuputsi ba tsepamisitse maikutlo ho ntlafatseng bokhoni ba lifoto le ts'ireletso e pharalletseng. Lisebelisoa tse kang octocrylene le bemotrizinol li ile tsa ntlafatsoa, tsa fana ka botsitso bo matlafalitsoeng le tšireletso e phahameng ea UVA. Lintlafatso tsena li ntlafalitse haholo ts'ebetso le ts'epahalo ea li-sunscreens.
Lisefe tsa Organic UVA:
Lilemong tsa morao tjena, li-filters tsa organic UVA li fumane botumo ka lebaka la ts'ireletso ea tsona e ikhethang ea UVA le botsitso bo ntlafetseng. Lik'hemik'hale tse kang Mexoryl SX, Mexoryl XL, le Tinosorb S li fetotse litlolo tsa letsatsi, li fana ka tšireletso ea UVA ea boleng bo holimo. Metsoako ena e se e le ea bohlokoa mekhoeng ea sejoale-joale ea tšireletso ea letsatsi.
Mekhoa e Mecha ea Tlhahiso:
Ntle le tsoelo-pele ea motsoako, mekhoa e mecha ea ho hlahisa e phethile karolo ea bohlokoa ho ntlafatseng ts'ebetso ea lik'hemik'hale tse sireletsang letsatsi letsatsing. Nanotechnology e butse tsela bakeng sa likaroloana tse nyane, tse fanang ka tšireletso e pepeneneng le ho monya ha UV ho ntlafalitsoeng. Theknoloji ea Encapsulation e boetse e sebelisitsoe ho ntlafatsa botsitso le ho ntlafatsa phepelo ea lisebelisoa, ho netefatsa katleho e kholo.
Mehopolo ea Taolo:
Ka kutloisiso e ntseng e hola ea phello ea metsoako e sireletsang letsatsi ho bophelo ba batho le tikolohong, mekhatlo e laolang e sebelisitse tataiso le lithibelo. Metsoako e kang oxybenzone le octinoxate, tse tsejoang ka tšusumetso ea tsona ea tikoloho, li khothalelitse indasteri ho hlahisa mekhoa e meng, ho etelletsa pele polokeho le ts'ireletso.
Qetello:
Ho iphetola ha lintho ka har'a litlolo tsa lik'hemik'hale tse sireletsang letsatsi letsatsing ho entse phetoho e khōlō ho sireletsa letsatsi indastering ea litlolo. Ho tloha ho li-filters tsa pele tsa tlhaho ho fihlela nts'etsopele ea ts'ireletso ea UVA e tsoetseng pele le mekhoa e mecha ea ho qapa, indasteri e hatetse pele haholo. Liphuputso tse tsoelang pele le nts'etsopele li tla tsamaisa tlhahiso ea lihlahisoa tse sireletsehileng, tse sebetsang hantle, le tse se nang botsoalle ho letsatsi, ho netefatsa tšireletso e nepahetseng ea letsatsi bakeng sa bareki.
Nako ea poso: Mar-20-2024