Nrog kev txhim kho ntawm cov cuab yeej siv niaj hnub no, ntau yam khoom tshwj xeeb nrog cov nyhuv zoo nkauj tau tshwm sim. Thiab cov xim thermochromic tuaj yeem ua rau muaj kev nyab xeeb rau cov khoom zoo li no. Lawv yog cov zoo rau kev tsim khoom plig thiab khoom siv hauv tsev tshwj xeeb. Lawv kuj tau ua pov thawj zoo heev hauv kev tsim cov me nyuam cov tais diav, raws li lawv muaj peev xwm tshaj tawm qhov kub ntawm cov zaub mov. Feem ntau, qhov chaw ntawm kev siv cov khoom siv thermochromic yog qhov loj heev, thiab txhua txhua xyoo nws yog ntau thiab ntau kev koom ua ke rau hauv lub neej niaj hnub ntawm cov neeg niaj hnub. Cov yam ntxwv tshwj xeeb ntawm cov xim tso cai rau nws siv txhua qhov chaw, vim tias nws tsis ua mob rau tib neeg thiab tuaj yeem ua haujlwm zoo nkauj thiab siv tau.
Cov ntaub ntawv tseem ceeb
Cov xim ntawm cov xim thermochromic muaj cov xim tshwj xeeb uas cuam tshuam rau qhov kub thiab txias. Ntawd yog, thaum sib cuag nrog cov khoom kub lossis txias, cov xim hloov pauv nws cov tsos. Txhua pigment yog microcapsule, uas, qhov tseeb, provokes kev hloov xim, cuam tshuam rau tag nrho cov khoom. Qhov sib txawv ntawm qhov kub thiab txias yog qhov loj heev. ATNyob ntawm cov hom phiaj ua los ntawm ib tus neeg, cov xim tuaj yeem hloov pauv ntawm qhov kub ntawm -15 txog +70 degrees.
Muaj cov xim thim rov qab thiab tsis tuaj yeem thim rov qab cov xim thermochromic, qhov sib xyaw ua ke ua lub luag haujlwm tseem ceeb hauv kev faib tawm no. Nyob rau hauv cov ntaub ntawv ntawm reversible, tom qab qhov kub ntawm cov khoom rov qab mus rau qhov qub, nws cov tsos yuav rov qab los. Hauv hom thib ob, ib qho qauv uas tshwm nyob rau hauv lub zog ntawm cov cua sov lossis txias yuav nyob twj ywm rau lub sijhawm ntev. Feem ntau lawv xaiv qhov kev xaiv qhov twg, nyob rau hauv lub cua sov los yog txias, cov xim ploj los yog, ntawm qhov tsis tooj, tshwm.
Properties
Cov xim no tsis ua rau tib neeg noj qab haus huv, tsis muaj tshuaj lom, tsis muaj hluav taws xob lossis lwm yam khoom tsis zoo. Lawv muaj ntau yam kev siv raws li lawv cov tshuaj ruaj khov thiab ua haujlwm zoo nrog lwm cov tshuaj lom neeg xws li luam ntawv inks, resins, plastics lossis roj hmab.
Kev cuam tshuam ntau
Yog tias cov tshuaj tiv thaiv ntawm cov zas xim tshwm sim ntawm qhov kub qis dua 20 degrees, ces cov xim zoo li no yog siv los ua qhov taw qhia rau cov dej qab zib lossis lwm yam khoom noj uas yuav tsum tau muab txias. Hauv lwm lo lus, los ntawm kev muab lub raj mis tso rau hauv lub tub yees, tus neeg tuaj yeem qhia tau thaum nws txias txaus los ntawm kev saib daim ntawv lo, uas qhia txog kev hloov xim.
Nrog qhov ntsuas kub ntawm 29 txog 31 degrees, xim yog siv rau cov khoom uas tib neeg lub cev tuaj yeem tiv nrog. Piv txwv li, nws zoo meej rau kev tsim cov niaj hnub, tshwj xeeb t-shirts uas hloovkoj cov xim los ntawm kov. Tsis tas li ntawd, cov xim thermochromic yog qhov zoo tagnrho rau cov ntawv tshaj tawm uas txhawb kom tus neeg kov lawv, thiab tom qab ntawd cov ntaub ntawv ntxiv tshwm los ntawm qhov kov.
Yog tias cov xim ua rau kub kub tshaj 43 degrees, ces nws yog qhov zoo tagnrho rau khob thiab lwm yam khoom siv rau cov dej kub thiab zaub mov. Nws tuaj yeem ua ob lub luag haujlwm zoo nkauj rau khoom plig thiab muaj lub cim ceeb toom.
Siv
Yeej, cov xim no yog siv rau textiles lossis ceramics, tsawg dua - rau cov khoom yas thiab iav, tsawg heev - rau ntawv. Tsis ntev los no, nws kuj tau dhau los ua cov xim thermochromic rau tsheb. Qhov no tso cai rau tsis tsuas yog txhim kho cov tsos ntawm lub tsheb, tab sis kuj txo cov cua sov ntawm cov hlau nyob rau hauv lub caij ntuj sov hnub kub. Tsis tas li ntawd, qhov no yog qhov kev xaiv zoo tshaj plaws rau cov neeg uas nyiam cov xim tsaus ntawm lub tsheb, tab sis tsis xav kom sab hauv kom sov thaum lub caij ntuj sov.
Qhov kev xaiv nrov tshaj plaws, qhov twg cov xim thermochromic siv, tau dhau los ua qauv ntawm ceramic thiab iav mugs. Yuav luag txhua tus txiv neej tsawg kawg ib zaug hauv nws lub neej tau muab cov tais diav zoo li no, qhov twg, thaum nchuav dej kub, ib feem ntawm daim duab ploj los yog tshwm sim. Tsis tas li ntawd, qhov kev txhim kho no tau pom nws daim ntawv thov hauv khaub ncaws. Ntxiv nrog rau kev xaiv zoo nkauj zoo nkauj thiab khoom plig, tej yam zoo li no tuaj yeem ceeb toom ntawm khov lossis nce hauv lub cev kub. Cov qauv zoo sib xws kuj tseem siv tau rau txhua qhov.
Cov xim thermochromic tau pom nws daim ntawv thov hauv kev tsim cov khoom rau menyuam yaus. Piv txwv li, muajcov cim qhia ntawm cov tais diav thiab cov khoom ua si da dej uas qhia koj tias qhov kub ntawm cov zaub mov lossis dej yog dab tsi. Ntau cov dej haus uas yuav tsum tau qaug dej txias kuj siv cov cim ua nrog cov xim no. Lawv tuaj yeem siv rau ntawm lub raj mis thiab cov kaus poom lawv tus kheej, thiab ntawm cov ntawv lo.
Lwm qhov zoo dua uas cov xim thermochromic muaj yog tus nqi. Nws yog qhov tsawg heev, suav nrog cov khoom ntawm cov khoom siv no (1500 rubles rau 25-gram hub, uas yog txaus rau lub sijhawm ntev). Cov kev daws teeb meem zoo li no nyiam cov neeg siv khoom thiab yog qhov kev tshaj tawm zoo tshaj plaws. Cov ntawv xov xwm zam thiab cov ntaub ntawv tshaj tawm kuj feem ntau siv cov xim uas hloov xim ntawm qhov kub thiab txias. Lwm thaj chaw ntawm daim ntawv thov ntawm thermochromic dyes yog tsim cov khoom tiv thaiv ntawm cov tshuaj thiab tshuaj pleev ib ce.
kev kaj nrig
Nws tsim nyog sau cia tias cov xim thermochromic tsis tshua muaj siab rau cov hluav taws xob ultraviolet, yog li cov kws tshaj lij tsis pom zoo kom khaws cia rau hauv qhov chaw uas muaj tshav ntuj ncaj qha. Kev xyaum qhia tau hais tias los ntawm lub hnub raug cov khoom poob nws cov khoom hauv ib lub lis piam xwb. Tsis tas li ntawd, cov xim raug cuam tshuam rau sab nraud, yog li rau kev siv sab nraum zoov nws pom zoo kom siv lwm txheej ntawm UV tiv thaiv cov kua roj vanish rau saum nws. Ua tsaug rau qhov no, cov khoom yuav kav ntev dua.
Kev siv
Qhov tseem ceeb tshaj plaws uas yuav tsum xav txog thaum sib xyaw xim yog dab tsi uas koj xav tau thaum kawg. Piv txwv li, hais txog cov roj thiab dej hauv paus, ces nws tsim nyog ntxiv los ntawm 5 mus rau 30% ntawm lub ntsiab.tivthaiv, tab sis yog hais tias cov xim yog siv nyob rau hauv siab, ces tsis ntau tshaj 5%. Hauv qhov no, ua ntej pib tsim cov koob, nws tsim nyog nyob rau hauv txhua rooj plaub los kuaj cov cuab yeej thiab xyuas seb cov nyhuv zoo li cas thaum kawg.
Kev luam ntawv nrog cov ntawv ntsuas kub yog qhov yooj yim heev thiab pheej yig, thaum cov nyhuv ntawm nws nco qab. Thiab yog tias koj ua tiav tag nrho cov kev tiv thaiv kev tiv thaiv nrog ib txheej txheej ntxiv, ces cov duab yuav ruaj khov thiab txhim khu kev qha.
