Upfu hwe polymer latex hunonyungudika zvakareZvigadzirwa izvi hupfu hunonyungudika mumvura, hwakakamurwa kuita ethylene/vinyl acetate copolymers, vinyl acetate/tertiary ethylene carbonate copolymers, acrylic acid copolymers, nezvimwewo, nepolyvinyl alcohol seprotective colloid. Nekuda kwekukwanisa kwayo kubatana uye hunhu hwakasiyana hwehupfu hwepolymer hunopararira.
Kuwedzera upfu hwepolymer hunopararira muhari inozadza majoini kunogona kuvandudza kubatana kwayo uye kuchinjika kwayo.
Dura rekubatanidza rinofanira kunge rakanyatsobatana zvakanaka nechinhu chepasi kuti rikwanise kubatanidzwa kunyangwe rakashandiswa zvakatetepa. Dura resimbi risina kugadziriswa kazhinji harina kubatana zvakanaka pasina kugadzirisa hwaro kare.
Kuwedzerwa kweupfu hwelatex hunonyungudika kunogona kuvandudza kunamira. Kusabatanidzwa kwesaponification kweupfu hwelatex hunonyungudika kunogona kudzora mwero wekunamira kwemortar mushure mekusangana nemvura nechando. Iyo saponification-resistant polymer inogona kuwanikwa ne copolymerizing vinyl acetate nedzimwe monomers dzakakodzera. . Kushandisa ethylene se non-saponifiable comonomer kugadzira ethylene-containing redispersible latex powders kunogona kusangana nezvose zvinodiwa zve latex powders maererano nekusagadzikana kwekukwegura uye hydrolysis resistance.
Nguva yekutumira: Gumiguru-25-2022