Raws li lub unearthed kab lis kev cai relics, "diapers" tau invented txij li thaum lub sij hawm ntawm cov tib neeg primitive.Tom qab tag nrho, cov neeg thaum ub yuav tsum tau pub lawv cov menyuam mos, thiab tom qab pub mis, lawv yuav tsum daws qhov teeb meem ntawm tus menyuam cov quav.Txawm li cas los xij, cov neeg thaum ub tsis tau them nyiaj ntau rau nws.Tau kawg, tsis muaj qhov xwm txheej zoo li no yuav tsum tau them sai sai rau nws, yog li cov khoom siv ntawm cov pawm yog qhov ncaj qha los ntawm qhov xwm txheej.
Cov khoom uas yooj yim tshaj plaws yog nplooj thiab tawv ntoo.Lub sijhawm ntawd, cov nroj tsuag tau nplua nuj, yog li koj tuaj yeem yooj yim ua ntau ntawm lawv thiab khi lawv hauv qab tus menyuam lub crotch.Thaum cov niam txiv tab tom tua cov kws tshaj lij, tau tso cov tsiaj qus tawm ntawm cov tsiaj qus thiab muab tso rau hauv "cov ntaub ntawv tawv nqaij".Cov niam txiv ceev faj yuav txhob txwm sau qee cov moss mos, ntxuav nws thiab ziab nws hauv lub hnub, qhwv nws nrog nplooj thiab muab tso rau hauv qab tus menyuam lub pob tw ua rau tso zis.
Yog li ntawd, nyob rau hauv lub xyoo pua puv 19, cov niam nyob rau hauv lub sab hnub poob haiv neeg muaj hmoo ua ntej siv cov ntshiab paj rwb pawm tshwj xeeb uas tsim rau cov me nyuam mos.Cov pawm no tsis tau dyed, lawv yog mos thiab breathable, thiab qhov loj yog tsis tu ncua.Cov tub lag luam kuj tau muab cov ntaub qhwv folding, uas yog qhov muag loj rau ib lub sijhawm.
Nyob rau xyoo 1850, tus kws yees duab Alexander Parks yuam kev tsim cov yas hauv kev sim ua yuam kev hauv chav tsaus.Thaum pib ntawm lub xyoo pua 20th, ib qho dej nag hnyav ua rau Scott Paper Company hauv Tebchaws Meskas tau yuam kev tsim cov ntawv tso quav vim tias tsis raug khaws cia ntawm ib pawg ntawm cov ntawv thaum thauj.Ob qhov kev tsim khoom tsis raug cai no tau muab cov ntaub ntawv raw rau Swede Boristel uas tau tsim cov ntaub qhwv pov tseg hauv xyoo 1942.Boristel lub tswv yim tsim yog tej zaum raws li hauv qab no: cov ntaub qhwv tau muab faib ua ob txheej, txheej txheej yog ua los ntawm cov yas, thiab cov txheej sab hauv yog cov ntaub qhwv ntsej muag. ua los ntawm cov ntaub so ntswg.Qhov no yog thawj daim pawm hauv ntiaj teb.
Tom qab Tsov Rog Ntiaj Teb Zaum II, cov neeg German tau tsim ib hom fiber ntau daim ntawv, uas yog tus cwj pwm los ntawm nws cov mos mos, breathability thiab muaj zog nqus dej.Cov ntaub ntawv fiber ntau no, thaum xub thawj siv hauv kev lag luam, tau tshoov siab rau cov neeg uas tsom mus rau kev daws qhov teeb meem ntawm tus menyuam lub plab kom siv cov khoom siv no los ua cov pawm.Qhov nruab nrab ntawm cov pawm yog folded nrog multilayer fiber ntau paj rwb daim ntawv, tsau nrog gauze, thiab ua rau luv luv, uas yog heev ze rau cov duab ntawm cov pawm niaj hnub no.
Nws yog lub tuam txhab ntxuav uas ua lag luam cov ntaub qhwv hauv qhov tseeb.Lub tuam txhab R & D ntawm lub tuam txhab tau txo tus nqi ntawm cov pawm ntxiv, ua rau qee tsev neeg thaum kawg siv cov pawm pov tseg uas tsis tas yuav ntxuav tes lawm.
Xyoo 1960 tau pom qhov kev loj hlob sai ntawm manned space technology.Txoj kev loj hlob ntawm aerospace technology kuj tau txhawb txoj kev loj hlob sai ntawm lwm cov kev lag luam thev naus laus zis thaum daws qhov teeb meem ntawm cov neeg caij nkoj noj thiab haus hauv qhov chaw sab nrauv.Tsis muaj leej twg xav tias lub davhlau ya nyob twg tuaj yeem txhim kho tus menyuam daim pawm.
Yog li xyoo 1980, Tang Xin, tus kws ua haujlwm hauv Suav teb, tau tsim ib daim pawm rau Asmeskas qhov chaw nplua.Txhua daim pawj tuaj yeem nqus tau li 1400ml dej.Cov pawm yog ua los ntawm cov ntaub ntawv polymer, uas sawv cev rau qib siab tshaj plaws ntawm cov khoom siv thev naus laus zis thaum lub sijhawm ntawd.
Post lub sij hawm: Nov-09-2022