Txoj Kev Ua Catalyst raws li ChromiumNtawm ntau cov txheej txheem npaj, kev tsim cov hydroxypropyl acrylate hpa siv cov catalysts raws li chromium yog txoj kev ua ib txwm muaj. Cov catalysts raws li Chromium feem ntau suav nrog chromium trichloride, chromium trioxide, thiab chromium acetate. Lawv muaj cov haujlwm catalytic siab tab sis nyuaj rau npaj thiab cov txheej txheem muaj kev phom sij. Cov catalysts raws li Chromium feem ntau siv ua ke nrog cov khoom ntxiv catalytic thiab cov tshuaj tiv thaiv polymerization thaum siv. Tshwj xeeb, chromium trioxide yog cov tshuaj oxidant muaj zog nrog cov khoom oxidizing muaj zog heev thiab corrosiveness, ua rau nws khaws cia thiab thauj mus los muaj kev phom sij heev. Txij li thaum chromium yog hlau hnyav, nws muaj cov teebmeem teratogenic thiab carcinogenic. Ntxiv mus, tom qab kev ntxuav khoom, nws feem ntau muaj nyob rau hauv cov kua seem, uas muaj viscosity siab thiab ua rau kev rov qab thiab kev kho mob ntawm chromium acetate nyuaj. Kev tsim cov tshuaj catalysts thiab cov txheej txheem ntsuab, muaj kev nyab xeeb, thiab ib puag ncig zoo tau dhau los ua qhov chaw tshawb fawb hauv tsev kawm ntawv.
Lub sijhawm tshaj tawm: Kaum Ib Hlis-12-2025
