Cov tshuaj polyurethane catalysts, xws li MXS-6 (DC-193), yog qhov tseem ceeb hauv kev tsim cov polyurethane (PU) hauv qab, lub hauv paus tseem ceeb hauv kev lag luam khau. Cov catalysts no, suav nrog kev lag luam-tus qauv, cov khoom siv silicone dav dav, yog qhov tseem ceeb rau kev tsim cov ntawv thov polyurethane ua npuas ncauj, tshwj xeeb tshaj yog hauv kev tsim cov khau. Lawv ua lub luag haujlwm tseem ceeb hauv kev txhim kho cov khoom ntawm PU hauv qab, ua rau lawv haum rau ntau hom khau suav nrog khau hnav, khau tiv thaiv kev nyab xeeb, thiab khau kis las.
Lub luag haujlwm tseem ceeb ntawm cov tshuaj polyurethane catalysts yog kom ua kom cov tshuaj sib xyaw ua ke ntawm isocyanates thiab polyols, uas tsim cov polyurethane. Cov tshuaj sib xyaw no yog qhov tseem ceeb hauv kev tsim cov qauv ua npuas ncauj ntawm PU cov khau, muab rau lawv cov khoom tshwj xeeb xws li kev ruaj khov, elasticity, thiab kev nqus dej. MXS-6 (DC-193), yog ib qho silicone surfactant, pab ua kom cov qauv ua npuas ncauj ruaj khov, xyuas kom meej tias cov khau PU zoo thiab ua tau zoo.
Hauv cov khau yooj yim, cov hauv qab polyurethane muab kev nplij siab thiab kev ywj pheej tsis muaj qhov sib piv. Lub luag haujlwm ntawm cov tshuaj ua kom ntseeg tau tias cov qauv ua npuas dej du thiab sib xws txhais tau tias cov hauv qab uas muab kev ywj pheej zoo li tawv thiab qhov chaw du. Qhov no ua rau cov khau uas tsis yog tsuas yog xis nyob rau kev hnav ntev xwb tab sis kuj zoo nkauj, ua kom tau raws li cov qauv thiab kev nplij siab ntawm cov neeg hnav khau yooj yim.
Rau cov khau looj plab hlaub kev nyab xeeb, qhov ruaj khov thiab qhov zoo ntawm cov polyurethane hauv qab yog qhov tseem ceeb heev. Cov catalysts ua kom ntseeg tau tias cov hauv qab PU muaj cov qauv ua npuas dej uas muaj peev xwm tiv taus cov xwm txheej hnyav thiab tiv thaiv tus neeg hnav ko taw. Lub peev xwm nqus tau qhov poob siab los ntawm cov catalysts pab txo qhov cuam tshuam rau ko taw thiab pob qij txha, uas yog qhov tseem ceeb tshwj xeeb rau cov tib neeg ua haujlwm hauv qhov chaw nyuaj. Kev tiv thaiv no, ua ke nrog qhov ruaj khov ntawm cov hauv qab PU, ua rau cov khau looj plab hlaub kev nyab xeeb txhim khu kev qha thiab siv tau ntev.
Cov khau kis las xav tau cov yam ntxwv ua tau zoo tshaj plaws, uas tau txhim kho los ntawm cov tshuaj polyurethane. Qhov yooj ywm thiab kev nplij siab los ntawm PU hauv qab yog qhov tseem ceeb rau cov khau kis las, muab kev txhawb nqa zoo dua thiab txo qhov cuam tshuam rau ko taw thaum ua si hnyav. Cov tshuaj catalysts zoo liMXS-6 (DC-193)xyuas kom meej tias cov hauv qab khau tseem ua tau zoo thiab ua tau zoo, txawm tias nyob rau hauv cov xwm txheej hnyav ntawm kev ua kis las.
Ntxiv mus, cov hauv qab polyurethane uas tsim los ntawm cov catalysts no yog lub teeb yuag, ntxiv rau qhov xis nyob thiab kev ua tau zoo ntawm cov khau. Qhov xwm txheej sib dua no muaj txiaj ntsig zoo rau txhua hom khau, los ntawm kev hnav khaub ncaws mus rau kev ua kis las thiab kev nyab xeeb, txo qhov qaug zog thiab txhim kho kev paub hnav tag nrho.
Hauv kev xaus lus, cov tshuaj polyurethane catalysts xws li MXS-6 (DC-193) yog qhov tseem ceeb rau kev tsim cov khau PU zoo siv rau hauv ntau yam khau. Lawv ua kom ntseeg tau tias cov khau ruaj khov, xis nyob, nqus tau kev co, thiab lub teeb yuag, ua tau raws li ntau yam kev xav tau ntawm cov neeg tsim khau thiab cov neeg siv khoom. Kev siv cov tshuaj catalysts no hauv cov txheej txheem tsim khoom ua rau cov khoom khau zoo tshaj plaws uas pab cov neeg hnav khaub ncaws yooj yim, cov neeg ncaws pob, thiab cov tib neeg xav tau khau kev nyab xeeb, ua kom polyurethane txoj haujlwm ua cov khoom siv xaiv hauv kev lag luam khau.
Lub sijhawm tshaj tawm: Lub Yim Hli-01-2024