Starch Ether Starch Ether yog ib pab pawg ntawm cov hmoov txhuv nplej siab rau cov hmoov txhuv nplej siab, hu ua cov hmoov txhuv nplej siab etherfe. Cov hmoov av loj hloov kho tau cov kev ua tau zoo, kev sib tw, cov hmoov av, kev sib tsoo, ua kom muaj zog thiab siv tau dav.
Lub zeem muag ntawm cov hmoov txhuv nplej siab ether thov kom muab cov hmoov av qhuav kuj tseem zoo heev. Starch ether tau siv nyob rau hauv npaj-mixeded-mixeding thiab hloov chaw thiab sag tiv taus ntawm cug. Cov hmoov txhuv nplej siab feem ntau yog siv rau hauv kev sib txuas nrog cov neeg tsis tau hloov kho thiab hloov kho cellulos. Nws yog qhov haum rau ob qho nruab nrab thiab cov tshuab alkaline, thiab tau tshaj tawm nrog feem ntau additives hauv gypsum thiab cov hmoov txhuv nplej siab thiab polyvinyl acetate thiab lwm yam dej-soluble polymers).
Starch ether Nta:
Tus nqi ntawm starch ether sib xyaw ua kab hlau txhim kho lub viscosity, dej tuav, ruaj khov thiab ua lub zog ntawm lub tshuaj khib;
Starch ether tuaj yeem sib xyaw nrog cellulose ether rau ib qho kev faib ua feem, yog li ua kom zoo dua los txhim kho kev tshuaj khib.
Nyob rau hauv tej hub phab ntsa thiab hauv pem teb cov plua av nplaum, cov neeg sawv cev sib txuas lus thiab cov neeg ua haujlwm hauv tsev tuaj yeem siv los ua lub ntsiab ntawm cov neeg sawv cev thiab dej khov.
Hloov cov hmoov txhuv nplej siab ether tuaj yeem ua tau zoo dua qee qhov kev xav tau ntawm kev xaiv lub cug.
Hauv daim ntawv thov ntawm cov khoom siv xis mas raws thiab gypsum-based tsev: etch ether tuaj yeem txhim kho sag tiv thaiv, thiab lub tshuaj cug kev tsim kho zoo; Ceev nrooj, zoo siab txhim kho cov kev ua haujlwm ntawm kev ua haujlwm tau, tiv thaiv cov khoom siv qhib, muab dej rov qab, kev sib zog zoo nrog lwm tus admixtures. Starch ether tuaj yeem siv rau: cement lossis gypsum-beel, masonry putty (cementum-based), muaj ntau cov nplaum. lwm yam .; Nws lub ntsiab ua haujlwm tseem ceeb: nws tuaj yeem kho kho cov khoom zoo ntawm cov khoom kawg, kom cov khoom siv tau yooj yim rau sai sai, thiab cov khoom siv yas tau ua haujlwm tau zoo.
Lub Sijhawm Post: Feb-14-2025