labarai

Yanzu mutane suna da zaɓuɓɓuka da yawa a fannin kula da fata, kawai sinadaran kariya daga rana sun fi nau'ikan 10, amma wasu samfuran kula da fata suna kama da kula da fata, kuma a zahiri za su cutar da fatarmu. To ta yaya za mu zaɓi samfuran kula da fata da suka dace da fatarmu? Bari mu yi magana game da benzophenone-4, wani muhimmin sinadari a cikin kayayyakin kula da fata.

Menene benzophenone-4?

Benzophenone-4wani sinadari ne na benzophenone, wanda ake kira BP-4, wani sinadari na sinadarai C14H12O6S. Foda ce fari ko rawaya mai haske a zafin ɗaki kuma tana iya shan hasken UV na 285 zuwa 325 Im yadda ya kamata. A matsayinta na mai ɗaukar hasken ultraviolet mai faɗi, BP-4 yana da fa'idodin yawan shan ruwa, ba shi da guba, ba shi da tasirin teratogenic, haske mai kyau da kwanciyar hankali na thermal, da sauransu. Mai ɗaukar hasken UV BP-4 zai iya shan UV-A da UV-B a lokaci guda, wani sinadari ne na kariya daga hasken rana na aji na I wanda Hukumar Kula da Lafiya ta Amurka (FDA) ta amince da shi, Amurka da ƙasashen Turai suna da yawan amfani da shi, galibi ana amfani da shi a cikin kirim mai kariya daga hasken rana da sauran kayan kwalliya na kariya daga hasken rana.

BP-4 mai sha UVba shi da guba, ba ya ƙonewa, ba ya fashewa, yana da sauƙin sha danshi a cikin iska, kyakkyawan aiki ne na ruwan acidic na UV, yana iya shan hasken UV sosai. Ana amfani da shi sosai azaman mai ɗaukar ultraviolet don shafa polymer na ruwa da fenti mai launin shunayya don hana iskar shaye-shaye ta hanyar amfani da fenti mai tushen ruwa da fenti mai launin shunayya; Kyakkyawan kariya ne ga kayan kwalliya da kuma mai ɗaukar UV don inganta juriya ga yanayin yadudduka na ulu.

Ana amfani da Benzophenone sosai a cikin kayan gida kamar tabarau, marufi na abinci, kayan wanki da tsaftacewa don kare shi daga fallasa UV. Yana iya gurɓata ruwan sha kuma ya ƙaura daga marufi na abinci zuwa abinci. Ana amfani da Benzophenone a cikin wasu tawada na marufi na abinci kuma yana iya ƙaura zuwa abinci. Benzophenone yana faruwa a zahiri a cikin wasu abinci (kamar inabin giya da inabin Muscat) kuma ana ƙara shi ga wasu a matsayin mai ƙanshi.

A cikin kayayyakin kula da kai, ana amfani da benzophenone a matsayin abin ƙara ƙamshi ko kuma don hana kayayyaki kamar sabulu rasa ƙamshi da launinsu a ƙarƙashin hasken ultraviolet. Abubuwan da aka samo daga Benzophenone kamar BP2 da oxybenzone (BP3) dabenzophenone-4 (BP-4)ana amfani da shi a cikin man shafawa na rana. Ana amfani da Oxybenzone a matsayin abin sha da kuma daidaita hasken ultraviolet, musamman a cikin robobi da man shafawa na rana. Ana kuma amfani da Benzophenone da oxybenzone a cikin man goge farce da man shafawa na lebe.

Menene amfani da benzophenone-4 a fannin kula da fata?

BP-4 mai sha UV yana da fa'idodin haske mai kyau da kwanciyar hankali na zafi, kuma ana amfani da shi sosai a cikin kirim mai kariya daga rana, kirim, zuma, man shafawa, mai da sauran kayan kwalliya na rana. Ya dace musamman ga man shafawa na rana, man shafawa, fenti, yawan maganin shine 0.1-0.5%. Matsakaicin maganin shine 0.2-1.5%.

Mai shaƙar UVBP-4yana narkewa cikin sauƙi a cikin ruwa, kuma ruwan yana da acidic, don haka yana buƙatar a rage shi yayin amfani. Maganin PH sama da 9 zai sa tsawon sha ya ragu, babban amfani da man shafawa na rana da sauran kayayyakin kula da fata don hana tsufan fata wanda hasken ultraviolet ke haifarwa.

Menene amfani da benzophenone-4 a fannin kula da fata?