Phenoliganda rakajairika organic, rinozivikanwa secarbolic acid. Iyo isina ruvara kana chena crystalline yakasimba nekukweva kwakasimba kunhuhwirira. Izvo zvinonyanya kushandiswa mukugadzirwa kwemadhadha, pigment, zvinonamatira, maLubricants, etinfelants, etc.du, iyo yakakoshesa chikamu cheindasitiri yemakemikari.

Phenol

 

Pakutanga kwezana ramakore rechi20, phenol yakawanikwa kuti ive yechokwadi yakasimba kumuviri wemunhu, uye kushandiswa kwayo mukugadzirwa kwevaridzi vevatambi uye zvimwe zvigadzirwa zvakange zvatsiviwa zvishoma nezvishoma nezvimwe zvinhu. Muna 1930s, kushandiswa kwe phenol mune cosmetics uye chimbuzi chakarambidzwa nekuda kwekunhuhwirira kwayo uye kutsamwisa kunhuhwirira. Muna 1970s, kushandiswa kwe phenol mune yakawanda maindasitiri ekushandisa kwakarambidzwa nekuda kwekusvibiswa kwakakura kwezvakatipoteredza uye nehutano hwevanhu.

 

MuUnited States, kushandiswa kwe phenol muindasitiri kwave kudzorwa zvakanyanya kubva kuma1970s. Iyo US Inenzvimbo Dziviriro Agency (EPA) yakaisa nhevedzano yemitemo nemirairo yekudzora kushandiswa uye kusimuka kwe phenol kuitira kuchengetedza hutano hwevanhu uye nharaunda. Semuenzaniso, iyo inobuda zviyero zvekupindirana zvakanyatsotsanangurwa, uye kushandiswa kwe phenol mune zvigadzirwa zvekugadzira zvakarambidzwa. Uye zvakare, iyo FDA (chikafu uye zvinodhaka uye zvinodhaka

 

Mukupedzisa, kunyangwe phenol ine huwandu hwakawanda hwekushandisa muindasitiri uye hupenyu hwezuva nezuva, hwema hwendo uye hunonhuhwirira hunonhuhwirira hwakakonzera kukuvadza kukuru kune hutano hwevanhu uye nharaunda. Naizvozvo, nyika zhinji dzakatora matanho ekurambidza kushandiswa kwayo uye kubuda. MuUnited States, kunyangwe kushandiswa kwe phenol muindasitiri kwakadzorwa zvakanyatso kudzorwa, kuchiri kushandiswa zvakanyanya muzvipatara uye mamwe masangano ekurapa seanosimbisa uye akasimba. Nekudaro, nekuda kwekukwira kwayo kwehutano hwehutano uye hunogona kunge hutano hwehutano, hunokurudzirwa kuti vanhu vanofanira kudzivisa kusangana ne phenol zvakanyanya sezvinobvira.


Kutumira Nguva: Dec-11-2023