Hydroxypropyl methylcellulose (HPMC) yog ntau yam polymer uas siv ntau yam kev lag luam, suav nrog kev tsim kho, qhov twg nws pom daim ntawv thov hauv gypsum grouts. Qhov kev sib xyaw no ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev ua haujlwm ntawm grout formulations, pab txhim kho kev ua haujlwm, adhesion thiab kev ua haujlwm tag nrho.
Taw qhia rau Hydroxypropyl Methylcellulose (HPMC)
1. Cov qauv tshuaj thiab muaj pes tsawg leeg
HPMC yog ib qho derivative ntawm cellulose, ib tug natural polymer pom nyob rau hauv cov nroj tsuag cell phab ntsa.
Cov pawg hydroxypropyl thiab methyl hauv nws cov qauv muab HPMC nws cov khoom tshwj xeeb.
Tshawb xyuas cov tshuaj muaj pes tsawg leeg hauv kev nthuav dav.
2. Lub cev muaj zog
Solubility nyob rau hauv dej thiab lwm yam kuab tshuaj.
Molecular hnyav hloov thiab lawv cuam tshuam rau kev ua haujlwm.
Thermal stability thiab rheological zog.
Kev siv HPMC hauv gypsum grouting
1. Txheej txheem cej luam ntawm gypsum grouting
Taw qhia rau gypsum ua khoom siv hauv tsev.
Qhov tseem ceeb ntawm grouting nyob rau hauv kev tsim kho tej yaam num.
Hom Gypsum Grout thiab Lawv Daim Ntawv Thov.
2. Lub luag haujlwm ntawm HPMC hauv gypsum grouting
Cov khoom tuav dej thiab tiv thaiv kom tsis txhob ya raws sai.
Txhim kho maneuverability thiab yooj yim ntawm kev thov.
Txhim kho adhesion kom zoo dua kev sib txuas.
Tswj lub sijhawm teeb tsa ntawm gypsum grout.
3. Formulation xav txog
Optimal HPMC ntau npaum li cas rau cov formulations sib txawv.
Compatibility nrog lwm yam additives thiab admixtures.
Cov nyhuv ntawm cov khoom siv kho tshuab ntawm kho gypsum.
Cov txiaj ntsig ntawm Kev Siv HPMC hauv Gypsum Grout
1. Txhim kho kev ua haujlwm
Qhov cuam tshuam rau qhov sib xws thiab flowability ntawm grout mix.
Txo cov teeb meem sib cais thiab los ntshav.
Haum rau ntsug thiab qhov chaw siab.
2. Kev tuav dej thiab teeb tsa lub sijhawm tswj
Qhov tseem ceeb ntawm kev khaws dej noo kom tsis txhob ziab ntxov ntxov.
Tswj lub sijhawm teeb tsa kom tau raws li kev tsim kho sib txawv.
Cov teebmeem ntawm kev txhim kho lub zog.
3. Txhim kho adhesion
Txhawb zog adhesion rau sib txawv substrates.
Txo shrinkage tawg thiab lwm yam tsis xws luag.
Compatibility nrog cov khoom nto sib txawv.
Kev sib tw thiab kev xav
1. Cov xwm txheej ib puag ncig
Qhov cuam tshuam ntawm qhov kub thiab av noo ntawm HPMC kev ua haujlwm.
Cov tswv yim los daws cov teeb meem hauv cov xwm txheej hnyav.
2. Kev tswj xyuas zoo
Qhov tseem ceeb ntawm kev lees paub zoo hauv HPMC grouting.
Cov txheej txheem xeem thiab cov qauv.
Yav tom ntej tiam sis thiab innovation
1. Kev Tshawb Fawb thiab Kev Txhim Kho
Kev tshawb fawb tseem tab tom txhim kho HPMC cov qauv.
Cov kev tshwm sim tshwm sim hauv cov kev daws teeb meem kev ruaj ntseg thiab ib puag ncig tus phooj ywg grouting.
nyob rau hauv xaus
Raws li kev tsim kho kev lag luam txuas ntxiv mus, qhov tseem ceeb ntawm HPMC hauv kev txhim kho kev ua haujlwm ntawm gypsum grouts yuav nce ntxiv, pab kom ua tiav cov qauv ruaj khov thiab muaj txiaj ntsig zoo.
Post lub sij hawm: Jan-22-2024