Maganin kalmar ne wani nau'i na takaitaccen "wakili mai farfajiya", mai tayar da hankali shine sinadarai wanda ke tabbatar da haɓakar man fetur da ruwa ta hanyar rage yanayin tashin hankali a tsakanin ke tsakanin man fetur da ruwa. Saboda ruwa da man fetur ba su raguwa a juna, dole ne a kara wani mai tayar da ruwa a cikin cakuda don kiyaye shi daga rabuwa cikin layi.
Surfactants a kayan shafawa suna samar da ɗaya ko fiye da ayyuka guda shida:
- Dalibai don tsarkakewa
- Wetting jamiái a perms
- Manyan ladabi don shampoos
- Emulsifiers a creams da lotions
- Shafuka masu tasowa a cikin fata da kayan kula da gashi
- Solubilizers don turare da dadin dandano
Iri
Tabbatacce: Yin wanzuwa masu tayar da hankali sun hada da sabulu da kayan da aka sanya a fata ko gashi don dalilai na tsarkakewa. Wadannan masu tayar da hankali za su zubar da man fetur ga mai tayar da ruwa. Sa'an nan kuma, lokacin da aka tsabtace surfactant lokacin da yake kan man fetur, an wanke man da ruwa.
Maimaita kayan aiki: Yawancin samfurori irin su masu wankewa ko shampoos suna samuwa a cikin nau'in kumfa kamar yadda ya saba da siffar ruwa. Nazarin ya nuna cewa masu amfani sukan fi son tsarin kumfa, kodayake gaskiyar cewa shine kumfa ba dole ba ne da wani abu da zai iya wankewa. Ɗaya daga cikin misalai na wanke fuska mai tsabta shine Cetaphil Oil-Control Foaming Face Wash.
Mai tayar da hankali a cikin wakili mai yaduwa yana ba da damar samfurin ya zama kumfa ba tare da tsayayya da rushewa cikin ruwa ba. Wasu magunguna masu mahimmanci irin su masu ciwon sukari (misali maifafasa mai hazo) ko kuma minoxidil masu mahimmanci suna samuwa a cikin tsarin kumfa. Wadannan maganin kumfa suna fĩfĩta wasu lokuta lokacin da ake amfani da kwayoyi zuwa ɓarke.
Emulsifiers: Emulsions ne mixes na mai da ruwa da suke Semi-barga kuma kada ku raba fita a cikin man fetur da ruwa yadudduka. Mai tayar da hankali ya ba da izini don samun wannan kyakkyawan haɗin. Misalai na emulsions ne moisturizing creams da lotions . Masu amfani su fi son filayen moisturizers su zama kayan aiki na gari kamar yadda suka saba da lakaran man fetur da ruwa ko kawai man da kanta. Idan aka yi amfani da fata, ana "maida" man a fatar jiki.
Shafuka masu laushi : Ma'aikata masu haɓakawa sun hada da fataccen "ƙwaƙwalwa" da kayan kula da gashi irin su gashin gashi . Bayan amfani da kwandon gashi, samfurin yana kan gashi, yana ba shi jin dadi saboda launi na lipophilic (ƙwayar) daga kwayoyin.
Solubilizers: Za a iya amfani da surfactants a matsayin masu yaduwa a yayin da suke ƙoƙarin kokarin haɗuwa da ƙananan man fetur a cikin babban ruwa. Misali na samfurori sun hada da colognes, turare, da ƙwayar fata .
Kayan Kayan Kayan Kwayoyin Kwayoyin Halitta
Tun da yake masu tayar da hankali sun shafe magungunan man fetur da ruwa, suna da nau'o'in mai suna "mai ruwa" da lipophilic ("mai ƙauna"). Samun cibiyoyin biyu sun sa mai tayar da hankalin tsufa. Ƙungiyar hydrophilic tana ba da damar yin amfani da tudarar ruwa a cikin ruwa yayin da kamfanonin hydrophobic sun ba da damar yin amfani da tudarar a cikin mai.
> Sources:
> Friesbach U, Erasmy J. "Surfactants and Surfactant Systems for Natural and Organic Cosmetics." SOFW-Journal . 138: 2012.
> Rieger M, Rhein LD. Surfactants a Kayan shafawa . Buga na biyu. CRC Latsa. 1997.
> Romanowski, Perry. "Masanan sunadarai masu kwaskwarima - Gabatarwa ga masu kwantar da hankali." Chemists Corner.