Picturesque canvases yog qhov kev ua tus neeg laus uas yog inevitably, yog nws Dali, Vasnetsov lossis Rubens. Kev kho kom rov qab los ntawm cov duab tha xim hauv kev ua haujlwm ntawm cov tsev khaws puav pheej yog nqa tawm tas li, siv cov tshuaj ntsuab zoo li qub - Karluk ntses kua nplaum.
Ntses kua nplaum thiab rov qab kho dua
Cov kua ntses kua nplaum yog siv dav hauv kev lag luam kho dua tshiab thiab hauv kev coj ua ntawm cov neeg pleev kob. Qhov khoom siv no yog qhov txawv txav los ntawm nws cov nplaum uas muaj zog txawm tias tsis tshua muaj siab, ua rau cov fading thiab tsaus nti. Tab sis, zoo ib yam li lwm cov tshuaj muaj cov organic, cov kua nplaum zoo li nws yuav lwj thiab lwj. Karluk yog tsim los ntawm tawv, pob txha, ua luam dej zais pa thiab ntses nplai. Cov roj nplaum zoo tshaj plaws yog tsim los ntawm beluga, sturgeon thiab ntses ntses.
Kev npaj ntawm Karluk ntses kua nplaum
Npaj tshuaj tua kab mob ua ntej, lawv xav tau qeeb txoj kev zom zaub mov. Hauv qhov no, kev siv tshuaj tua kab mob yog: boric, carbolic thiab salicylic acids, roj creosote, mercuric chloride, formalin thiab chromic ncov. Txhua yam ntawm cov tshuaj no tau qhia rau hauv cov kua nplaum npaj tau kho thiab khaws cia. Thov nco ntsoov tias tom qab npau npau, koj yuav tsum muaj cov pa luam tawm translucent uas zoo li tsob ntoo ntoo.
Nws yog qhov nyuaj heev los ua noj kua nplaum ntses tom tsev. Hauv ntau qhov sib txuam, daim ntawv qhia yog qhov tsis txaus ntseeg thiab ua kom dhau kev nkag siab, thaum lwm tus xav tau cov khoom xyaw uas nyuaj rau koj tus kheej. Ntxiv rau, cov txheej txheem ua noj nws tus kheej kuj ua haujlwm hnyav thiab yuav tsum paub txog txhua yam nuances. Txhua cov ntsiab lus no ua ke ua cov txheej txheem ntawm kev ua kua nplaum tom tsev yuav luag ua tsis tau. Yog li ntawd, nws yog qhov zoo dua los yuav cov pa roj ntsha daim hlau thiab cov kua nplaum tshwj xeeb los ntawm nws rau qhov luam tawm, uas yog siv thaum priming ntoo thiab ntxiv dag zog rau cov duab txheej ntawm canvases thiab cov cim.
Txhaum cov paib ntawm yuav cov ntses kua nplaum rau hauv cov ntawv me me thiab muab pov rau hauv lub lauj kaub kua nplaum. Sau cov granules nrog dej los ntawm qhov hnyav ntawm kwv yees li 1: 1, cov kua yuav tsum zais lawv. Tso nws rau li 5-15 teev. Cov kua nplaum yuav tsum mos, txhaws thiab khom mus rau hauv qab. Hloov qhov sib tov nrog saucepan rau chav dej da dej, qhov chaw rau ntawm lub qhov cub thiab kub dua cov cua sov. Tsis txhob nqa mus rau ib lub rhaub, txwv tsis pub lub cellulose yuav xoob thiab kua nplaum yuav dhau los, ntxig tsis zoo rau kev rov ua dua. Lim lub kev daws teeb meem los ntawm cheesecloth. Rau kev ua cov ntoo, kua nplaum tuaj yeem raug diluted nrog dej kub kom muaj lub siab ntawm 1:24. Nws yog qhov zoo dua los ua haujlwm nrog kev daws teeb meem uas tsis muaj txias tshaj 20 ° C. Cov seem ntawm lub pob zeb me yuav tsum tsis txhob siv ntxiv zaum ob.
Thaum cov kua nplaum tau txias, ntxiv cov tshuaj thaiv kab mob, yog tias koj xaiv cov kua qaub, muab qhov kev nyiam rau 2% kev daws teeb meem. Tsawg kawg me me ntshiab crystalline boric acid xav tau - 0.5-1% ntawm tag nrho cov tshuaj ntim. Cov sib tov no yog siv rau thawj zaug sizing ntawm hom ntaub khov rau duplication. Yuav kom nplaum cov duab nws tus kheej, ntxiv zib ntab rau cov kev daws hauv cov feem ntau 1: 7-1: 5, tab sis tsis ntau. Ntxiv cov zib ntab ntau dhau yuav ua rau tuaj pwm thaum ntxov. Them sai sai rau lub fact tias thaum ntses kua nplaum hardens, nws tawm ib zaj duab xis nyob rau saum npoo. Yog tias koj rov npog cov xim tha xim nrog kua nplaum, cov canvas tuaj yeem hloov qhov sib zog thiab qhov hloov ntawm nws cov xim xim.
