Zvigadzirwa
Methylparabar; Casha Kwete: 99-76-3
Synonyms: 4-hydroxyBenzoic acid methyl ester; methyl p-hydroxyBenzoate; methyl-4-hydroxybenzoen; methylparaben, sodium munyu; NipHin
Zvivakwa zvemakemikari emethylparabar
● Chitarisiko / Ruvara: White Crystalline poda
● Vapor Kumanikidzwa: 3.65e-05mmhg pa 25 ° C
● Rolling Point: 125-128 ° C (lit.)
● Refractive Index: 1.4447 (fungidzira)
● Boling Point: 265.5 ° C at 760 mmhg
● pka: pka 8.15 (h2o, t = 20.0) (isina chokwadi)
● Flash Pfungwa: 116.4 ° C
● PSA:46.53000
● Density: 1.209 g / cm3
● logp: 1.17880
● Kuchengetedza temp.:0-6OLC
● Solubility.:ethanol: Soluble0.1m, yakajeka, isina ruvara
● Soluluility yemvura.:slightly solugle mumvura.
● XLOGP3: 2
● Hydrogen Bond anopa kuverenga: 1
● Hydrogen Bond Anogamuchira Nhamba: 3
● Kuverengera Bond Count: 2
● Chaiyei Mazhinji: 152.047344113
● Anorema Atomu Kuverenga: 11
● kuomarara: 136
Ruzivo rwekufa
● pikicha (s):
Xi,
Xn
● Hazard Codes: Xi, xn
● Zvirevo: 36/37 / 38-20 / 21 / 22-36
● Zvirevo Zvekuchengetedza: 26-36-24 / 25-39
Zvinoshanda
Makirasi emakemikari:Zvimwe zvinoshandiswa -> anochengetedza
Canonical kunyemwerera:Coc (= O) C1 = CC = C (C = C1) o
Inoshandisa:Methylparaben ndiyo ester ye methyl doro uye p-hydroxybenzoc gore rakatsvuka kubva kuVasesthents pamberi peParensiona Nzira, dzakaita seEthyl P-hydroxyBenzoate (paraben b) uye provyl p-hydroxyBenzozo (Nepalese c), zvakare disinfectant preservatives.zvinhu zvinokanganisa ganda. Parabens ndeimwe yeboka rakanyanya kushandiswa revanhu vanochengetedza muCosmetic, maindasitiri emishonga, uye ezvekudya. Parabens inopa bacericiatic chiitiko kubva kune imwe nhamba dzakasiyana dzezvisikwa, uye dzinoonekwa dzakachengeteka kuti dzishandiswe mune cosmetics, kunyanya muchiedza chavo chakaderera mukana. Kuongororwa kweanochengetedza kuchengetedza mukusiya-pane cosmetic gadziriro rondedzero parabens pakati pekunetseka kushoma. Iyo huwandu hwenzvimbo dzinoshandiswa mune cosmetics inosiyana pakati pe0.03 uye 0. Zvinoenderana neNational Raidra Raidyo muNyika Itsva mune Zvikuru Zvemichero. Rabach anoti chock-izere neyengura-fungul uye antibacterial zvivakwa, izvo zvinoshanda zvinoshamisa kuti uwedzere hupenyu hweganda hwekutora
MetHylparaben ndeye Antimicrobial Agent iyo iri chena yemahara-inoyerera poda. Iyo inoshambadzira pamusoro pe mbiriso uye inoumbwa pamusoro peiyo pl lap range. ona parabens. Methyl 4-HydroxyBenzoate inoshandiswa seanti-fungil mumiririri. Iyo inoshandiswawo seinochengetedza mune zvekudya, zvinwiwa uye zvizoro. Inoita seanoshandira yekukura kwemumucho uye kuti zvidiki zvakabatana mabhakitiriya uye semotokari yeiyo Ofhthalich Solution.
Tsanangudzo yeruzivo
Methylparaben ndeyekuchengetedza inowanzo kushandiswa mune cosmetic uye yeyunivhesiti yekutarisira yemunhu. Iyi inhengo yemhuri yeparaben, iyo inosanganisira mamwe madzishe akaita kunge ethylparaben, propyplaraben, uye butylparaben.Here dzimwe nguva dzinokosha nezve methylparabar.
Kuchengetedzwa: MetHylparaben inowedzerwa kune cosmetics uye zvigadzirwa zvega zvekudzivirira kukura uye kuwedzera kwehutachiona kwehutachiona senge mabhakitiriya uye fungi. Inobatsira kuwedzera hupenyu hwesherufu hwezvigadzirwa izvi uye chengetedza hunhu hwavo uye kuchengeteka.
Kuchengetedza:MetHylparaben yakawedzera kudzidza uye inofungidzirwa kuti ishandiswe mune cosmetics yedare neyeUS
Kushandiswa Kwakafara:Methylparabar inogona kuwanikwa mune dzakasiyana siyana zvigadzirwa, kusanganisira maCreams, lompoos, shampoos, madhiri, makeodo, denderrents, uye suncreens. Iyo inoshandiswa zvakanyanya nekuda kwekushanda kwayo, kugadzikana, uye kuenderana neakawanda macomputic mafomu.
Dzimwe parabens: MetHylparaben inowanzoshandiswa pamwe chete nedzimwe parabens (yakadai seEthylparaben, propyplaraben, uye butylparaben) yekupa huwandu hwakawanda hwekuchengetedza Antimicrobial Dziviriro.
Imwezve Kuchengetedza:Mumakore achangopfuura, kwave nekuwedzera kwekuda kwevatengi kune dzimwe nzira dzekuchengetedza. Semhinduro, mamwe makambani ekunyora atanga kushandisa imwe mari yekuchengetedza kana kusarudza kwekuchengetedza-emahara mafomu. Nekudaro, methylparaberu inoramba ichishandiswa zvakanyanya uye yakatenderwa kuchengetedza mukati meindasitiri.
Izvo zvakakosha kuti uzive kuti nepo methylparaberu akadzidziswa zvakanyanya uye anoonekwa akachengeteka kuti ashandiswe, vamwe vanhu vanogona kusangana nacho kana kufungidzira kwaRoga, kungofanana nezvimwe zvisina basa. Kana iwe uine zvinokunetsa kana kuti mibvunzo yakatarwa nezve cosmetic zvirimo, zvakanaka kuti ubvunze neDermatologist kana hutano hwehutano.
Application
Methylparaberu inonyanya kushandiswa seinochengetedza mukuchengetedza kwakasiyana-siyana, cosmetic, uye zvigadzirwa zvemuchikadzi. Chinangwa chayo chikuru ndechekudzivirira kukura kwehutachiona, mbiriso, uye chiumbwa, nekukasira hupenyu hweshere uye nekuona kuchengetedzwa kwezvigadzirwa izvi. Heano mamwe mafaro akajairika e methylparabar:
Chigadzirwa cheganda:Methylparabar inogona kuwanikwa muvanyoreri, kuchenesa, kumeso masheya, zvivakwa, uye zvimwe zvigadzirwa zveganda kuti zvichengetedze hunhu hwavo uye kudzivirira kusvibiswa kwemicrobial.
Bvudzi rebvudzi:Methylparabar inoshandiswa muShampoos, magetsi, masks vereko, uye zvigadzirwa zvemhando yepamusoro kuchengetedza formula yavo uye kudzivirira kukura kwehutachiona hwehutachiona.
Zvigadzirwa zveUkuchengetedza muviri:MetHylparaben inowanzowedzerwa kune marara emuviri, mashanga emuviri, dendedzo, uye zvimwe zvinhu zvekutarisira pachako kudzivirira kupamba uye kuchengetedza kugadzikana kwechigadzirwa.
Makeup Zvigadzirwa:Methylparabar inowanzo shandiswa mumhando dzakasiyana siyana dzezvizoro, kusanganisira nheyo, dzinotaura, maziso emeso, anopenya, uye kudzivirira kukura kwehutachiona uye fungus.
Zvigadzirwa zveMishonga:MetHylparabar inogona kuvapo mumuromo momuromo, mafuta, mafuta, uye mamwe mafungiro emishonga sechipo kuti ave nechokwadi chekuchengetedza kwavo uye kudzivirira kusvibiswa.
Izvo zvakakosha kuti uzive kuti kushandiswa kweMethylparabar Aya maAgency akaisa miganhu yekushambadzira pakushandiswa kwemethylparaben uye mamwe ma preservatives kuti ave nechokwadi chekuchengetedza chigadzirwa.
