Kini ipa wo ni erupẹ rọba redispersible ṣe ni amọ-orisun gypsum?A: awọn ipa ti tun-dispersible latex lulú ni tutu gypsum slurry: 1 ikole išẹ;2 sisan iṣẹ;3 thixotropy ati egboogi-sag;4 iyipada isokan;5 fa akoko ṣiṣi;6 mu omi idaduro.
Ipa tiGa Rọ Redispersible lulúlẹhin gypsum curing: 1 npo agbara fifẹ (afikun alemora ni eto gypsum);2 npo agbara atunse;3 dinku rirọ modulu;4 jijẹ idibajẹ;5 npo iwuwo ohun elo;6 lati mu ilọsiwaju wiwọ, 7 lati mu iṣọkan dara sii, 8 lati dinku gbigba omi ti ohun elo, 9 lati ṣe ohun elo hydrophobic (fifi hydrophobic roba lulú) .
Kini awọn adhesives gypsum ti o wọpọ?
Idahun: cellulose ether oluranlowo omi-idaduro ni iṣẹ ti jijẹ ifaramọ laarin gypsum ati ipilẹ, gẹgẹbi iwulo lati ṣopọ gypsum board, gypsum block, gypsum decorative lines ni afikun si fifi cellulose ether omi-idaduro oluranlowo, o tun nilo lati fi kun. diẹ ninu awọn adhesives Organic, dispersible latex lulú, polyvinyl oti roba lulú, carboxymethyl cellulose (CMC) , sitashi ti a ṣe atunṣe, polyvinyl acetate (funfun lẹ pọ) , fainali acetate-vinyl copolymer emulsion, bbl.
Bawo ni lati yan alemora fun gypsum?
A: ọti polyvinyl ati carboxymethyl cellulose ko ni aabo omi, ṣugbọn bi gypsum ti wa ni lilo ninu ile nikan bi alemora, awọnRedispersible Latex PowderAwọn ibeere fun mabomire ati agbara ko ga, nitorinaa o jẹ ọrọ-aje diẹ sii lati lo ọti polyvinyl ati cellulose carboxymethyl lati mu isunmọ pọ si.Acetate polyvinyl ati vinyl acetate-vinyl copolymer emulsion ni ifaramọ ti o dara, itọju omi to dara ati agbara, ṣugbọn iye ọti polyvinyl tobi ju ti gypsum lọ, ati pe idiyele naa ga julọ.
Akoko ifiweranṣẹ: Oṣu Kẹwa 16-2023