Hauv cov hmoov putty, nws ua peb lub luag haujlwm ntawm thickening, dej retention thiab kev tsim kho.
Ua kom tuab: Cellulose tuaj yeem ua kom tuab kom ncua thiab ua kom cov tshuaj sib npaug zoo li qub, thiab tiv taus kev sagging.
Kev khaws dej: Ua kom cov hmoov putty qhuav qeeb qeeb los pab cov tshauv calcium kom ua haujlwm raws li dej.
Kev Tsim Kho: Cellulose muaj cov nyhuv lubricating, uas tuaj yeem ua rau cov hmoov putty muaj kev tsim kho zoo.
Kev tsim khoom kom muaj kev nyab xeeb tseem ceeb dua li Mount Tai
HPMC tsis koom nrog rau hauv kev tshuaj lom neeg, tab sis tsuas yog ua lub luag haujlwm pabcuam xwb. Ntxiv dej rau hauv cov hmoov putty thiab muab tso rau ntawm phab ntsa yog kev tshuaj lom neeg, vim tias cov tshuaj tshiab tau tsim. Tau txais cov hmoov putty rau ntawm phab ntsa tawm ntawm phab ntsa, zom nws ua hmoov, thiab siv nws dua. Nws yuav tsis ua haujlwm vim tias cov tshuaj tshiab (calcium carbonate) tau tsim. Yog lawm. Cov khoom tseem ceeb ntawm cov hmoov calcium tshauv yog: kev sib xyaw ntawm Ca (OH2, CaO thiab me me ntawm CaCO3, CaO + H2O = Ca (OH2-Ca (OH2 + CO2 = = CaCO3↓ + H2O Cov nyhuv ntawm cov calcium tshauv rau CO2 hauv dej thiab huab cua Hauv qab no, calcium carbonate yog tsim, thaum HPMC tsuas yog khaws dej thiab pab txhawb kev tshuaj tiv thaiv zoo dua ntawm cov calcium tshauv, thiab tsis koom nrog kev tshuaj tiv thaiv nws tus kheej.
Qhov poob ntawm cov hmoov putty feem ntau yog cuam tshuam nrog qhov zoo ntawm cov tshauv calcium, thiab tsis muaj feem cuam tshuam nrog HPMC. Cov calcium tsawg hauv grey calcium thiab qhov sib piv tsis raug ntawm CaO thiab Ca (OH2) hauv grey calcium yuav ua rau poob hmoov. Yog tias nws muaj feem cuam tshuam nrog HPMC, ces qhov tsis zoo ntawm HPMC kuj tseem yuav ua rau poob hmoov.
Lub sijhawm tshaj tawm: Plaub Hlis-23-2023