Cov hmoov looj looj cov txiv hmab txiv ntoo-txhim kho kev sib xws thiab kev plam ntawm cov kab ke hauv lub xeev ntub dej sib xyaw. Vim muaj cov yam ntxwv ntawm cov polymer, cov cohesion ntawm cov khoom sib xyaw ntub dej sib xyaw ua ke tau zoo heev, uas muaj txiaj ntsig zoo rau cov haujlwm; Tom qab ziab, nws muab cov nplaum rau cov txheej du thiab ntom ntom. Relay, txhim kho cov nyhuv interface ntawm cov xuab zeb, gravel, thiab pores. Nyob rau hauv lub premise ntawm ensuring tus nqi ntxiv, nws tuaj yeem ua rau muaj cov yeeb yaj kiab ntawm lub modulition, yog li ntawd cov pob zeb loj heev, thiab nqus cov kev ntxhov siab ntawm thermal kev ntxhov siab. Yog tias muaj cov dej raus hauv tom qab, yuav muaj kev txhawj xeeb xws li dej tsis taus, thiab kub, xis mas ua kom muaj zog ua haujlwm 10 × 10-6 / ℃) , thiab txhim kho huab cua tiv thaiv. HydroxyPropy cellulose HPMC-muab cov dej ua kom zoo HPMC-muab cov dej ua haujlwm zoo rau cho tshuaj tshiab, tshwj xeeb tshaj yog rau thaj chaw wetted. Txhawm rau kom ntseeg tau tias kev txhim kho cov tshuaj tiv thaiv kev ua kom nruj, nws tuaj yeem tiv thaiv kev ua kom tiv thaiv kev nqus dej los ntawm kev nqus dej ntau thiab cov txheej saum npoo av los ntawm kev nqus dej. Vim tias nws cov cuab yeej cua (1900G / L - 1400G / LPO400 xuab zeb 600HPMCC2), cov ntaub ntawv ceev thiab txo cov modulity elastic ntawm cov hlau tawv.
Pobzeb Adhesive Redispersible looj hmoov yog ib lub hom phiaj ntsuab, muaj zog thiab tseem ceeb ntxiv rau kev sib xyaw qhuav-sib xyaw. Nws tuaj yeem txhim kho kev ua tshuaj cug, ua kom muaj zog thiab muaj zog ntxiv, kev ua kom muaj zog, kev siv zog, thiab viscosity ntawm cug cug. Relay thiab dej retiving muaj peev xwm, ua kom zoo. Kev ua yeeb yam ntawm cov nplais nplaum nplaum liab qab cov hmoov nplej yog qhov muaj zog, thiab cov nplais nplaum nplaum liab qab thiab cov khoom sib txawv. Yog li ntawd, lawv cov kev thov ntau yam yog qhov dav heev. Lub luag haujlwm ntawm hydroxypropy muag methylcellulose plays lub luag haujlwm ntawm dej nplaum, thiab kev tsim kho cov hmoov av nyob rau hauv tom qab lub zog tom qab, cov acid thiab alkali tsis kam ntawm txoj haujlwm. Cov nyhuv ntawm cov nplais nplaum liab qab redispersible looj dej tshiab: yog li kom cov roj cug kev ua haujlwm thiab txhim kho cov khoom siv ua haujlwm (tshwj xeeb roj hmab siv roj hmab) thiab txhim kho lub Kev ua haujlwm (Yooj yim siv substrate yog cov vuas luaj li, suav nrog cov nplaum, xyaw ua cov vuas tawv, pvc txawm nyob rau ntau huab cua huab cua, muaj qhov zoo Muaj peev xwm deformation muaj peev xwm.
Qhov sib ntxiv ntawm redispersible looj cov khoom nplaum muaj zog ntawm kev txhim kho lub zog, thiab muaj kev cuam tshuam dej ntau, thiab kev laus tsis kam ntawm cov nplaum. Tam sim no, muaj ntau hom redispersible lig powders rau cov hmoov av, thiab lwm yam uas feem ntau hais lus cov hmoov av, thiab lwm yam. Pobzeb Adhesives Feem ntau cov roj liab redispersible looj hmoov yog vinyl acetate-ethylene capolymers.
(1) Raws li cov nyiaj ntawm xis mas nce, lub zog qub ntawm redispersible looj nplaum tom qab muaj zog tensile tom qab kev laus ntau dua.
(2) Nrog rau qhov nce ntawm redispersible looj nplaum, cov tensile bascersive lub zog tom qab muaj zog ntau ntxiv, tab sis lub thermal laus tom qab ntawd , lub tensile bond zog nce ntau.
Vim nws cov khoom dai kom zoo nkauj xws li cov vuas dej tsis yooj yim, cov pob zeb yooj yim, qab zib thiab lwm yam. Cov kev tsoos ib txwm muaj cov vuas yog cov qauv tuab-txheej, uas yog, ua ntej siv cov vuas qub, thiab tom qab ntawd nias cov vuas rau lub hauv paus txheej. Lub thickness ntawm lub cug txheej yog li 10 txog 30mm. Txawm hais tias hom no yog haum heev rau kev tsim kho cov hauv paus tsis sib xws, muaj kev phiv tshuaj khib, thiab nyuaj hauv kev hloov kho ntawm lub chaw tsim kho Cov. Zoo yog nruj me ntsis tswj hwm. Txoj kev no tsuas yog haum rau cov vuas uas haum nrog cov dej uas muaj dej siab. Ua ntej yav dhau los cov vuas, cov vuas yuav tsum tau soaked nyob rau hauv dej kom ua tiav lub zog kom txaus.
Tam sim no, lub tiling qauv dav siv nyob rau hauv Europe yog qhov thiaj li hu ua nyias-txheej-hloov cov txheej txheem ntawm lub hauv paus txheej kom tiled ua ntej nrog tus hniav spatula mus daim ntawv tsa cov kab txaij. Thiab cov tshuaj khib nyiab txheej ntawm cov vuas tuab, tom qab ntawv nias cov vuas rau nws thiab ntswj me ntsis, qhov tuab ntawm lub cug txheej yog li 2 rau 4mm. Vim tias kev hloov kho ntawm cellulose ether thiab refispersible looj cov khoom sib txawv nrog cov dej khov kho nrog cov dej ntws zoo heev, thiab muaj qhov hloov tau zoo, yog li kom nqus tau Qhov kev ntxhov siab tshwm sim los ntawm qhov sib txawv xws li kub, thiab siv tau zoo heev, uas tau ua haujlwm tau yooj yim heev, yooj yim rau kev xav tau ua ntej ntub cov vuas hauv dej. Txoj kev tsim kho no yog ib qho yooj yim rau kev ua haujlwm thiab ua haujlwm tau yooj yim rau ntawm kev siv cov kev tswj hwm zoo.
Lub Sijhawm Post: Kaum-12-2022