PVA kua nplaum siv Raws li emulsion, soluble hauv dej, nws yog qhov tshwj xeeb tshaj yog rau glueing ntxeem tau cov ntaub ntawv, tshwj xeeb tshaj yog rau ntoo, ntawv thiab ntaub. Nws tsis muaj cov kuab tshuaj thiab ua raws li kev sib koom ua ke zoo rau cov khoom siv hauv tsev xws li sandstone.
PVA kua nplaum zoo rau dab tsi?
PVA kua nplaum yog siv rau cov ntawv, phaib, ntaub (tsis yog ntxuav,) ntoo, plaster thiab ntau ntxiv. Nws yog cov kua nplaum dawb - feem ntau ntawm peb tej zaum yuav paub nws hauv tsev kawm ntawv li Dawb Glue. Nws yog mis nyuj dawb hauv lub raj mis tab sis nws dries meej.
PVA kua nplaum tsis lo rau dab tsi?
Cov Khaub Ncaws los yog PVA Glue
PVAs muab kev cog lus ruaj khov rau ntawm qhov chaw ntxeem tau tab sis tsis ua raws li cov khoom siv tsis zoo xws li hlau lossis yas.
PVA kua nplaum puas zoo ib yam li Elmer cov kua nplaum?
Polyvinyl acetate (PVA, PVAc, poly (ethenyl ethanoate)), feem ntau hu ua ntoo kua nplaum, kua nplaum dawb, cov nplaum nplaum, tsev kawm ntawv cov kua nplaum, lossis Elmer's kua nplaum hauv Asmeskas, yog cov nplaum nplaum siv dav siv rau cov khoom ntxeem tau xws li ntoo, ntawv, thiab ntaub.
PVA kua nplaum puas siv tau los ua cov sealant?
PVA ADHESIVE & SEALER tuaj yeem siv nrog plaster, cement, ntoo, gypsum phab ntsa boards thiab ntawv. … Nws kuj yog ib qho yooj yim dilutable primer rau sealing daim ntaub ntawv los yog ntxiv rau cement thiab plaster los txhim kho adhesion thiab kho.
