Qhov txawv ntawm petrolatum thiab roj av jelly yog siv cov npe no. Petrolatum yog North American lo lus rau roj av jelly.
Petroleum jelly yog sib xyaw ntawm ntau yam ntuj tso quav thiab cov roj ntxhia. Nws yog ib qho tshuaj pleev rau hauv kho qhov txhab thiab kub hnyiab. Thiab tseem, peb siv nws rau kev kho kom zoo nkauj. Ob lub npe, petrolatum thiab petroleum jelly xa mus rau tib lub semi-solid creamy compound ntawm hydrocarbons. Nws yog ib yam rau nws cov khoom kho.
Petrolatum yog dab tsi?
Petrolatum yog North American lub npe rau roj av jelly.
Petroleum Jelly yog dab tsi?
Petroleum jelly yog semi-solid hydrocarbon compound uas muaj waxy xwm. Yav dhau los, tib neeg siv nws los ua tshuaj pleev rau kho qhov txhab thiab kub hnyiab. Tab sis tam sim no, nws muaj ntau lwm yam kev siv xws li tshuaj pleev ib ce, kho qhov chaw mos pob, pob khaus, thiab mob hauv siab. Keeb kwm ntawm cov tshuaj no tau pib thaum xyoo 1859. Ib tug kws kho mob hluas hu ua Robert Chesebrough pom cov neeg ua haujlwm roj hauv ib lub nroog me hauv Pennsylvania siv cov tshuaj no los kho qhov txhab thiab kub hnyiab. Nyob rau ntawd, lawv hu nws "rod wax". Yog li ntawd, xav paub txog qhov sib xyaw waxy no, nws pib kawm txog nws cov khoom kho. Yog li ntawd, nws pom ib lub teeb thiab pob tshab jelly. Tom qab ntawd, qhov no tau dhau los ua qhov peb hu ua Vaseline petroleum jelly. Thiab, nws muab nws lub npe hu ua "wonder jelly".
Daim duab 01: Vaseline Petroleum Jelly
Petroleum jelly yog sib xyaw ntawm ntau yam ntuj tso quav thiab cov roj ntxhia. Cov tebchaw no yuav pab tau cov tawv nqaij moisturizing, kho thiab relieving cov dryness ntawm daim tawv nqaij, thiab lwm yam. Lub melting point ntawm no jelly yog ze li ntawm lub cev kub ntawm tib neeg. Nyob rau hauv nws daim ntawv ua kua, cov compound no yog flammable. Feem ntau, cov jelly no tsis muaj xim. Tab sis qee zaus nws muaj xim daj. Tsis tas li ntawd, nws yog translucent. Vim nws qhov xwm txheej, nws yog insoluble hauv dej tab sis yog soluble hauv cov kuab tshuaj organic xws li dichloromethane, chloroform, benzene, diethyl ether thiab carbon disulphide.
Qhov txawv ntawm Petrolatum thiab Petroleum Jelly yog dab tsi?
Tsis muaj qhov sib txawv ntawm cov tshuaj muaj pes tsawg leeg thiab lub cev lub cev ntawm petrolatum thiab roj av jelly vim tias ob lub npe xa mus rau tib lub ntsiab lus. Qhov txawv tsuas yog petrolatum yog North American lub npe rau roj av jelly
Summary – Petrolatum vs Petroleum Jelly
Petroleum jelly yog cov khoom siv waxy uas muaj txiaj ntsig zoo hauv kev kho qhov txhab thiab kub hnyiab lossis hauv kev tsim cov khoom sib txawv ntawm daim tawv nqaij. Tsis muaj qhov sib txawv ntawm petrolatum thiab petroleum jelly tsuas yog siv cov npe no. Petrolatum yog North American lo lus rau roj av jelly.
