Tsis zoo li cov roj pleev xim, tempera thiab watercolors, gouache muaj qhov ntau ntawm cov xim thiab muab tub lim, yog li nws ua opaque ntawm canvas. Tsis tas li ntawd, feem ntau cov xim gouache muaj xim dawb (zinc, barite, titanium), uas ua rau cov xim tsis zoo nkauj thiab mos, tab sis tib lub sij hawm ntxuav muag thiab txo xim siv.
Cov Lus Qhia
Kauj ruam 1
Paub qhov nyiam ntawm gouache pleev xim rau qee kom sib, nws yog qhov yuav tsum tau ua raws li ntau txoj cai thaum thov pleev xim: txiav txim siab rau koj tus kheej cov xim tseem ceeb uas yuav yog lub hauv paus hauv cov xim ntawm koj kev ua haujlwm. Siv cov xim (pleev xim) thaum ua haujlwm nrog gouache. Thawj cov xim, diluted thiab sim ua ntej, yuav kom sai nyob rau hauv lub sijhawm seb puas muab xim qhuav sib haum rau tus xav tau. Yuav tsum muaj 4-5 xim nyob rau ib zaug. Nws yog ib qho tsim nyog yuav tsum sib tov ua ke kom qhov nruab nrab ntawm cov xim poob nthav tau txais.
Kauj ruam 2
Nco ntsoov tias thaum muab cov xim dawb gouache nrog cov xim pleev xim ntawm lwm cov xim, qhov ci ci ntawm cov xim tsawg dua. Kev sim nrog kev ntxiv qee cov xim rau lwm tus kom nce ntxiv qhov sib zog (dua li qhov dub thiab dawb).
Kauj ruam 3
Piv txwv li, ntxiv lub teeb daj rau cadmium ocher tuaj yeem nce qhov sib zog ntawm cov xim ocher, thiab kom txo tau qhov saturation ntawm lub teeb daj cadmium, koj tuaj yeem ntxiv lub teeb ocher rau nws.
Kauj ruam 4
Yog tias cov xim pleev xim thaum sib sau ua ke ntawm gouache thiab tempera, ntxiv cov plaub hau zawv plaub hau me me, qhov tshwm sim yuav pleasantly ua rau koj xav tsis thoob.
Kauj ruam 5
Txhawm rau txhim kho qhov zoo ntawm lub gouache (zais zog), ntxiv pvc ntoo kua nplaum rau nws. Do cov kua nplaum raws li qhov ua tau zoo, txwv tsis pub cov xim ntawm daim ntaub tuaj yeem tsis qhuav.
