EMA (Ethyl methacrylate) yog cov kua acrylic zoo dua. Nyob rau hauv 1999, Cosmetic Ingredient Review tau pom zoo siv EMA raws li kev nyab xeeb hauv cov khoom ntsia thawv. Qhov txawv ntawm MMA thiab EMA cov khoom yog nyob rau hauv qhov tsw, txoj kev uas lawv tsau koj cov ntsia thawv txaj, kev puas tsuaj rau koj cov ntsia hlau ntuj thiab tag nrho cov tshuaj tiv thaiv.
Ema puas zoo dua MMA?
Ethyl methacrylate (EMA) yog ib yam khoom uas muaj tib lub hom phiaj thiab ua haujlwm ib yam li MMA kua, thiab nws siv tau pom zoo los ntawm Cosmetic Ingredient Review nyob rau hauv 1999 raws li qhov zoo tshaj plaws lwm txoj rau MMA kua. … Txawm li cas los xij, ib qho EMA acrylic teeb pom kev zoo dua li MMA acrylics.
MMA thiab EMA yog dab tsi?
"Acrylic" (kua & hmoov) Cov ntsia hlau yog cov qauv siv ntau tshaj plaws ntawm cov ntsia hlau kho hauv lub salon vim lawv yooj yim siv, lub zog thiab kav ntev. Methyl Methacrylate (MMA) yog ib qho khoom xyaw uas tau siv nyob rau hauv cov kev pabcuam ntsia thawv "acrylic" thaum ntxov. …
Koj tuaj yeem qhia qhov txawv ntawm EMA thiab MMA li cas?
Thaum koj tshem koj cov ntsia hlau los ntawm cov kua thiab tshuaj xyuas, yog tias nws tseem ci thiab me ntsis slimy, tab sis tsis tau tawg, nws yog MMA acrylic. Yog tias nws yog EMA acrylic, tom qab 30 vib nas this, acrylic yuav tsum tau pib tawg, uas yog qhov koj xav pom.
MMA puas phem rau koj cov rau tes?
MMA tsim cov ntsia hlau nyuaj tshaj plaws thiab nruj tshaj plaws txhim kho,uas ua rau lawv nyuaj heev kom tawg. Thaum jammed los yog ntes tau, cov ntaub ntawv dhau heev thiab thinned ntuj ntsia thawv phaj feem ntau tawg ua ntej MMA kev txhim kho, ua rau cov ntsia hlau puas loj thiab tuaj yeem kis kab mob ntxiv.
