Polyimide Monomer
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9,9-Bis (3,4-dicarboxyphenyl) fluorene Dianhydride / BDA cas: 4534-73-0
1,2,3,4-butanetetracarboxylic dianhydride yog cov hmoov dawb crystalline uas tuav qhov tseem ceeb hauv kev tsim khoom.Paub txog nws qhov tshwj xeeb thermal thiab mechanical zog, qhov sib xyaw no ua haujlwm tseem ceeb hauv kev tsim cov khoom siv polymers, resins, thiab cov khoom sib xyaw.Nrog rau CAS tus naj npawb ntawm 4534-73-0, nws yog dav suav hais tias yog ib qho kev txhim khu kev qha thiab tus nqi tsim nyog rau ntau yam kev siv hauv kev lag luam.
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Photoinitiator 379 CAS 119344-86-4
Photoinitiator 379 yog dav siv nyob rau hauv kev tsim cov inks, coatings, adhesives, thiab resins.Nws belongs rau chav kawm ntawm ketone-raws li photoinitiators thiab nthuav tawm lub teeb pom kev zoo thiab cov khoom ua haujlwm.Qhov photoinitiator no muaj txiaj ntsig zoo hauv kev pib txheej txheem polymerization thaum raug UV lub teeb, ua kom sai thiab tswj kev kho ntawm ntau yam ntaub ntawv.Nws cov qauv tsim tshwj xeeb ua kom muaj kev ruaj ntseg zoo, yog li txuas ntxiv lub txee lub neej ntawm cov khoom.