Kulawar rana, musamman kariya ta rana, na ɗaya daga cikinsassa masu saurin girma na kasuwar kulawa ta sirri.Har ila yau, ana shigar da kariya ta UV a cikin yawancin kayan kwaskwarima da ake amfani da su yau da kullum (misali, kayan gyaran fuska da kayan ado na ado), yayin da masu amfani suka kara fahimtar cewa buƙatar kare kansu daga rana ba kawai ya shafi hutun rairayin bakin teku ba. .
Mai tsara kula da rana na yaudole ne ya cimma babban SPF da ƙalubalen ka'idojin kariya na UVA, yayin da kuma yin samfurori masu kyau don ƙarfafa yarda da mabukaci, da kuma farashi mai tsada don zama mai araha a lokutan tattalin arziki mai wuyar gaske.
Haqiqa inganci da kyan gani sun dogara ga juna; haɓaka ingancin ayyukan da aka yi amfani da su yana ba da damar ƙirƙirar samfuran SPF masu girma tare da ƙarancin matakan matattarar UV. Wannan yana bawa mai ƙira damar haɓaka yanci don haɓaka jin fata. Sabanin haka, kyawawan kayan kwalliya suna ƙarfafa masu amfani don amfani da ƙarin samfura don haka matso kusa da alamar SPF.
Halayen Aiki don Yi La'akari da Lokacin Zaɓan Filters UV don Ƙirar Kayan Ƙwaƙwalwa
• Tsaro don ƙungiyar masu amfani da aka yi niyya- An gwada duk matattarar UV da yawa don tabbatar da cewa suna da aminci ga aikace-aikacen yanayi; duk da haka wasu mutane masu hankali na iya samun rashin lafiyar wasu nau'ikan matattarar UV.
• Ingantaccen SPF- Wannan ya dogara da tsayin daka na iyakar abin sha, girman abin sha, da faɗin bakan abin sha.
• Faɗin bakan / ingancin kariyar UVA- Ana buƙatar tsarin ƙirar rana na zamani don saduwa da wasu ƙa'idodin kariya na UVA, amma abin da ba a fahimta sau da yawa ba shine kariya ta UVA kuma tana ba da gudummawa ga SPF.
• Tasiri kan ji na fata- Fitilar UV daban-daban suna da tasiri daban-daban akan jin fata; alal misali wasu masu tace ruwa UV suna iya jin “m” ko “nauyi” akan fata, yayin da matattarar ruwa mai narkewa suna ba da gudummawar bushewar fata.
• Bayyana a kan fata- Abubuwan tacewa na inorganic da kwayoyin halitta na iya haifar da fata a kan fata lokacin amfani da su a babban taro; wannan yawanci ba a so, amma a wasu aikace-aikace (misali kula da rana baby) ana iya gane shi azaman fa'ida.
• Tsananin hoto- Da yawa Organic UV tace lalacewa akan fallasa zuwa UV, don haka rage tasirin su; amma sauran masu tacewa na iya taimakawa wajen daidaita waɗannan matatun “hoto-labile” da rage ko hana lalacewa.
• Juriya na ruwa- Haɗa matatun UV na tushen ruwa tare da masu tushen mai sau da yawa yana ba da haɓaka mai mahimmanci ga SPF, amma yana iya ƙara wahalar samun juriya na ruwa.
» Duba Duk Abubuwan Abubuwan Kulawa na Rana na Kasuwanci & Masu Kayayyaki a cikin Database na Kayan Aiki
UV Tace Chemistries
Gabaɗaya ana rarraba abubuwan da ke aiki da hasken rana azaman kayan kariya na rana ko inorganic sunscreens. Kwayoyin kariya na rana suna ɗaukar ƙarfi a takamaiman tsayin raƙuman raƙuman ruwa kuma suna bayyana ga haske mai gani. Inorganic sunscreens aiki ta hanyar tunani ko watsar da UV radiation.
Bari mu koyi game da su sosai:
Organic sunscreens
Organic sunscreens kuma an san su dasinadaran sunscreens. Waɗannan sun ƙunshi kwayoyin halitta (wanda ke da tushen carbon) waɗanda ke aiki azaman hasken rana ta hanyar ɗaukar hasken UV da canza shi zuwa makamashi mai zafi.
Ƙarfin Sunscreens Na Halitta & Rauni
Ƙarfi | Rauni |
Kyawun kwaskwarima - galibin abubuwan tacewa, kasancewar ko dai ruwa ne ko daskararru, ba sa barin wani abu da ya rage a fuskar fata bayan aikace-aikace daga tsari. | Ƙunƙarar bakan - da yawa suna kare kan kunkuntar kewayon tsayin igiyar ruwa |
Nagartattun kwayoyin halitta ana fahimtar su da kyau daga masu tsarawa | "Cocktails" da ake buƙata don babban SPF |
Kyakkyawan inganci a ƙananan ƙira | Wasu m iri na iya zama da wahala a narke da kuma kiyaye a cikin bayani |
Tambayoyi akan aminci, haushi da tasirin muhalli | |
Wasu matatun halitta ba su da kwanciyar hankali |
Organic Sunscreens Aikace-aikace
Ana iya amfani da matatun halitta bisa ka'ida a cikin duk samfuran kula da rana / UV amma ƙila ba su dace da samfuran jarirai ko fata mai laushi ba saboda yuwuwar halayen rashin lafiyar mutane masu hankali. Hakanan ba su dace da samfuran yin da'awar "na halitta" ko "kwayoyin halitta" ba saboda duk sunadarai ne na roba.
Filters UV Organic: Nau'in sinadarai
PABA (para-amino benzoic acid) abubuwan da suka samo asali
• Misali: Ethylhexyl Dimethyl PABA
• Matatun UVB
• Ba kasafai ake amfani da shi ba a zamanin yau saboda matsalolin tsaro
Salicylates
• Misalai: Ethylhexyl Salicylate, Homosalate
• Matatun UVB
• Maras tsada
• Ƙarfin inganci idan aka kwatanta da yawancin sauran masu tacewa
Cinnamates
• Misalai: Ethylhexyl Methoxycinnamate, Iso-amyl Methoxycinnamate, Octocrylene
• Fitilar UVB masu tasiri sosai
Octocrylene yana iya ɗaukar hoto kuma yana taimakawa wajen daidaita hoto da sauran matatun UV, amma sauran cinnamate suna da ƙarancin hoto.
Benzophenones
• Misalai: Benzophenone-3, Benzophenone-4
• Samar da duka UVB da UVA sha
• Ingantacciyar inganci amma yana taimakawa haɓaka SPF tare da sauran masu tacewa
Ba a cika yin amfani da Benzophenone-3 a Turai a zamanin yau saboda matsalolin tsaro
Abubuwan da aka samo daga Triazine da triazole
• Misalai: Ethylhexyl triazone, bis-Ethylhexyloxyphenol Methoxyphenyl Triazine
• Mai tasiri sosai
• Wasu matattarar UVB, wasu suna ba da kariyar UVA/UVB mai faɗi
• Kyakkyawan ingancin hoto
• Mai tsada
Dibenzoyl abubuwan da suka samo asali
• Misalai: Butyl Methoxydibenzoylmethane (BMDM), Diethylamino Hydroxybenzoyl Hexyl Benzoate (DHHB)
• Masu ɗaukar UVA masu tasiri sosai
• BMDM yana da rashin ingancin hoto, amma DHHB ya fi ɗaukar hoto
Benzimidazole sulfonic acid abun da ke ciki
• Misalai: Phenylbenzimidazole Sulfonic Acid (PBSA), Disodium Phenyl Dibenzimidazole Tetrasulfonate (DPDT)
• Mai narkewar ruwa (lokacin da aka lalata shi tare da tushe mai dacewa)
• PBSA shine tace UVB; DPDT matatar UVA ce
Sau da yawa suna nuna haɗin gwiwa tare da tace mai-mai narkewa lokacin amfani da su a hade
Abubuwan Kafur
• Misali: 4-Methylbenzylidene Camphor
• Tace UVB
• Ba kasafai ake amfani da shi ba a zamanin yau saboda matsalolin tsaro
Anthranilates
• Misali: Menthyl anthranilate
• Matatun UVA
• Ingantacciyar inganci
Ba a yarda da shi a Turai ba
Polysilicone-15
• Silicone polymer tare da chromophores a cikin sassan gefe
• Tace UVB
Inorganic sunscreens
Ana kuma san waɗannan abubuwan da ake amfani da su a cikin hasken rana da suna kariya ta jiki. Waɗannan sun ƙunshi ɓangarorin inorganic waɗanda ke aiki azaman masu kariya na rana ta hanyar sha da watsawa UV radiation. Ana samun magudanar hasken rana ko dai a matsayin busassun foda ko riga-kafi.
Inorganic sunscreens Karfi & Rauni
Ƙarfi | Rauni |
Amintacciya / mara ban haushi | Hane-hane na rashin kyawun kyan gani (skinfeel da whitening akan fata) |
Faɗin bakan | Foda na iya zama da wahala a tsara su |
Ana iya samun babban SPF (30+) tare da aiki guda ɗaya (TiO2) | Inorganics an kama su a cikin muhawarar nano |
Watsawa suna da sauƙin haɗawa | |
Ɗaukar hoto |
Aikace-aikace na Sunscreens
Fuskokin rana na inorganic sun dace da kowane aikace-aikacen kariya ta UV sai dai bayyanannun tsari ko feshin iska. Sun dace musamman don kula da rana na jarirai, samfuran fata masu laushi, samfuran da ke yin iƙirarin “na halitta”, da kayan kwalliya na ado.
Inorganic UV tace Nau'in Sinadarai
Titanium Dioxide
• Ainihin matatar UVB, amma wasu maki kuma suna ba da kariya ta UVA mai kyau
• Daban-daban maki samuwa tare da daban-daban barbashi girma dabam, coatings da dai sauransu.
Yawancin maki sun fada cikin daular nanoparticles
• Ƙananan ƙananan ƙananan ƙwayoyin cuta suna bayyana sosai akan fata amma suna ba da kariya ta UVA kadan; masu girma dabam suna ba da ƙarin kariya ta UVA amma sun fi yin fari akan fata
Zinc oxide
• Da farko matatar UVA; ƙananan ingancin SPF fiye da TiO2, amma yana ba da kariya mafi kyau fiye da TiO2 a cikin dogon zangon "UVA-I" yanki
• Daban-daban maki samuwa tare da daban-daban barbashi girma dabam, coatings da dai sauransu.
Yawancin maki sun fada cikin daular nanoparticles
Performance / Chemistry matrix
Ƙimar daga -5 zuwa +5:
-5: gagarumin tasiri mara kyau | 0: babu tasiri | +5: ingantaccen tasiri mai mahimmanci
(Lura: don farashi da farar fata, "tasiri mara kyau" yana nufin an ƙara farashi ko farar fata.)
Farashin | SPF | UVA | Feel Feel | Farin fata | Kwanciyar hoto | Ruwa | |
Benzophenone-3 | -2 | +4 | +2 | 0 | 0 | +3 | 0 |
Benzophenone-4 | -2 | +2 | +2 | 0 | 0 | +3 | 0 |
Bis-ethylhexyloxyphenol Methoxyphenyl Triazine | -4 | +5 | +5 | 0 | 0 | +4 | 0 |
Butyl Methoxy-dibenzoylmethane | -2 | +2 | +5 | 0 | 0 | -5 | 0 |
Diethylamino Hydroxy Benzoyl Hexyl Benzoate | -4 | +1 | +5 | 0 | 0 | +4 | 0 |
Diethylhexyl Butamido Triazone | -4 | +4 | 0 | 0 | 0 | +4 | 0 |
Disodium Phenyl Dibenzimiazole Tetrasulfonate | -4 | +3 | +5 | 0 | 0 | +3 | -2 |
Ethylhexyl Dimethyl PABA | -1 | +4 | 0 | 0 | 0 | +2 | 0 |
Ethylhexyl Methoxycinnamate | -2 | +4 | +1 | -1 | 0 | -3 | +1 |
Ethylhexyl salicylate | -1 | +1 | 0 | 0 | 0 | +2 | 0 |
Ethylhexyl Triazon | -3 | +4 | 0 | 0 | 0 | +4 | 0 |
Homosalate | -1 | +1 | 0 | 0 | 0 | +2 | 0 |
Isoamyl p-Methoxycinnamate | -3 | +4 | +1 | -1 | 0 | -2 | +1 |
Menthyl Anthranil | -3 | +1 | +2 | 0 | 0 | -1 | 0 |
4-Methylbenzylidene Camphor | -3 | +3 | 0 | 0 | 0 | -1 | 0 |
Methylene Bis-Benzotriazolyl Tetramethylbutylphenol | -5 | +4 | +5 | -1 | -2 | +4 | -1 |
Octocrylene | -3 | +3 | +1 | -2 | 0 | +5 | 0 |
Phenylbenzimidazole Sulfonic Acid | -2 | +4 | 0 | 0 | 0 | +3 | -2 |
Polysilicone-15 | -4 | +1 | 0 | +1 | 0 | +3 | +2 |
Tris-biphenyl Triazine | -5 | +5 | +3 | -1 | -2 | +3 | -1 |
Titanium Dioxide - m daraja | -3 | +5 | +2 | -1 | 0 | +4 | 0 |
Titanium Dioxide - babban darajar bakan | -3 | +5 | +4 | -2 | -3 | +4 | 0 |
Zinc oxide | -3 | +2 | +4 | -2 | -1 | +4 | 0 |
Abubuwan Tasirin Ayyukan Tace-tushen UV
Halayen ayyuka na titanium dioxide da zinc oxide sun bambanta da yawa dangane da kaddarorin mutum na takamaiman matakin da aka yi amfani da su, misali. shafi, nau'i na jiki (foda, watsawa na tushen mai, watsawar ruwa).Masu amfani yakamata su tuntubi masu kaya kafin su zaɓi mafi dacewa maki don cimma manufofin aikinsu a cikin tsarin tsara su.
Tasirin abubuwan tacewa na UV masu narkewar mai yana tasiri ta hanyar narkewar su a cikin abubuwan da aka yi amfani da su a cikin tsari. Gabaɗaya, polar emollients sune mafi kyawun kaushi don masu tacewa.
Ayyukan duk masu tace UV suna da tasiri sosai ta hanyar rheological hali na tsarawa da kuma ikonsa na samar da fim mai ma'ana a fata. Yin amfani da mawallafin fina-finai masu dacewa da rheological additives sau da yawa yana taimakawa wajen inganta ingantaccen tacewa.
Haɗuwa mai ban sha'awa na masu tace UV (daidaitawa)
Akwai haɗuwa da yawa na masu tace UV waɗanda ke nuna haɗin kai. Mafi kyawun tasirin haɗin gwiwa yawanci ana samun su ta hanyar haɗa abubuwan tacewa waɗanda ke haɗa juna ta wata hanya, misali: -
• Haɗa matattarar mai mai narkewa (ko mai tarwatsewa) tare da tacewa mai narkewa (ko ruwa-ruwa)
• Haɗa matatun UVA tare da masu tace UVB
• Haɗa matatun inorganic tare da masu tacewa
Haka kuma akwai wasu haɗe-haɗe waɗanda za su iya samar da wasu fa'idodi, misali sanannen abu ne cewa octocrylene yana taimakawa wajen daidaita hoto da wasu abubuwan tacewa na hoto kamar butyl methoxydibenzoylmethane.
Duk da haka dole ne a ko da yaushe a kula da dukiyar ilimi a wannan yanki. Akwai hažžožin mallaka da yawa da ke rufe takamaiman haɗe-haɗe na masu tace UV kuma ana shawartar masu ƙirƙira su bincika koyaushe cewa haɗin da suke niyyar amfani da shi ba ya keta haƙƙin haƙƙin ɓangare na uku.
Zaɓi tacewar UV Dama don Ƙirƙirar Ƙaƙwalwar ku
Matakai masu zuwa zasu taimake ka zaɓi madaidaicin tacewa (s) na UV don ƙirar ƙirar ku:
1. Tsaya bayyanannun maƙasudai don wasan kwaikwayon, kayan kwalliya da da'awar da aka yi niyya don ƙirar.
2. Bincika waɗanne matatun da aka halatta don kasuwa da ake so.
3. Idan kuna da ƙayyadaddun chassis na ƙira da kuke son amfani da su, la'akari da waɗanne masu tacewa zasu dace da wannan chassis. Duk da haka idan zai yiwu yana da kyau a zabi masu tacewa da farko da tsara tsarin da ke kewaye da su. Wannan gaskiya ne musamman tare da matatun inorganic ko ɓangarorin halitta.
4. Yi amfani da shawara daga masu ba da kaya da/ko kayan aikin tsinkaya kamar BASF Sunscreen Simulator don gano haɗakar da yakamata.cimma burin SPFda kuma UVA hari.
Ana iya gwada waɗannan haɗuwa a cikin tsari. In-vitro SPF da hanyoyin gwajin UVA suna da amfani a wannan matakin don nuna waɗanne haɗuwa ke ba da sakamako mafi kyau dangane da aiki - ƙarin bayani game da aikace-aikacen, fassarar da iyakokin waɗannan gwaje-gwajen za a iya tattara su tare da horon e-horo na SpecialChem:UVA/SPF: Inganta Ka'idojin Gwajin ku
Sakamakon gwajin, tare da sakamakon wasu gwaje-gwaje da kimantawa (misali kwanciyar hankali, ingancin adanawa, jin fata), ba da damar mai ƙira don zaɓar mafi kyawun zaɓi (s) da kuma jagorantar ci gaba da haɓaka ƙirar (s).
Lokacin aikawa: Janairu-03-2021