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Daim Ntawv Teev Cov Khoom Uas Muaj Kev Txhawj Xeeb Heev (SVHC) tau hloov kho tshiab rau lub Ib Hlis 21, 2025
Daim Ntawv Teev Cov Tshuaj Uas Muaj Kev Txhawj Xeeb Heev (SVHC) tau hloov kho tshiab rau lub Ib Hlis 21, 2025 nrog rau ntxiv 5 yam tshuaj: https://echa.europa.eu/-/echa-adds-five-hazardous-chemicals-to-the-candidate-list-and-updates-one-entry thiab tam sim no muaj 247 daim ntawv nkag rau cov tshuaj uas tuaj yeem ua rau muaj kev phom sij ...Nyeem ntxiv -
Kev siv cov tshuaj tua hluav taws hauv cov khoom ntoo
Kev siv cov tshuaj tua hluav taws hauv cov khoom ntoo tau dhau los ua qhov tseem ceeb dua nyob rau xyoo tas los no vim yog qhov xav tau kev nyab xeeb hluav taws zoo dua hauv cov tsev nyob thiab cov tsev lag luam. Ntoo yog ib yam khoom siv ntuj thiab siv dav dav uas yooj yim hlawv, uas ua rau muaj kev pheej hmoo ntawm hluav taws. Txhawm rau txo qhov...Nyeem ntxiv -
Daim Ntawv Qhia Txog Kev Tshawb Fawb Txog Kev Lag Luam Hluav Taws Kub Xyoo 2024
Kev lag luam tiv thaiv hluav taws kub tau npaj rau kev loj hlob tseem ceeb hauv xyoo 2024, tsav los ntawm kev nce ntxiv ntawm cov cai kev nyab xeeb, kev thov nce ntxiv los ntawm ntau yam kev lag luam siv kawg, thiab kev nce qib hauv thev naus laus zis. Daim ntawv tshaj tawm no muab kev tshuaj xyuas tob txog kev lag luam dynamics, cov qauv tseem ceeb, thiab kev cia siab yav tom ntej rau hluav taws kub r...Nyeem ntxiv -
Taifeng ua tiav ntawm Chinacoat 2024 Guangzhou Lub Kaum Ob Hlis 3-5
Xyoo 2024, Sichuan Taifeng New Flame Retardant Co., Ltd tau tshwm sim zoo kawg nkaus ntawm ChinaCoat Guangzhou, ua tiav cov hom phiaj tseem ceeb thiab tsim kev sib txuas lus zoo dua hauv kev lag luam. Thaum lub sijhawm nthuav qhia, peb pab neeg tau muaj lub cib fim ntsib nrog ntau dua 200 tus neeg tsim khoom tshiab thiab cov khoom siv uas twb muaj lawm...Nyeem ntxiv -
Ua tsaug rau koj rau xyoo 2024
Cov neeg siv khoom zoo, Thaum Lub Xyoo Tshiab los txog, peb xav xa peb cov lus tos txais zoo tshaj plaws thiab ua tsaug rau koj. Ua tsaug rau koj txoj kev ntseeg siab rau peb cov tshuaj tua hluav taws thiab koj txoj kev txhawb nqa tas mus li rau peb txoj haujlwm. Nws yog qhov zoo siab uas tau pab koj, thiab peb tos ntsoov rau lub zog dua thiab ntau dua ...Nyeem ntxiv -
Ammonium Polyphosphate Degrade Thaum Kub Npaum Li Cas?
Ammonium polyphosphate (APP) yog ib qho tshuaj inorganic uas siv dav dav, feem ntau paub txog nws lub luag haujlwm ua cov tshuaj tiv thaiv hluav taws thiab chiv. Nws cov yam ntxwv tshwj xeeb ua rau nws yog ib qho tseem ceeb hauv ntau yam kev siv, suav nrog cov yas, cov ntaub, thiab cov txheej txheem. Nkag siab txog kev ruaj khov ntawm...Nyeem ntxiv -
Qhov Tseem Ceeb ntawm TGA ntawm Ammonium Polyphosphate
Ammonium polyphosphate (APP) yog ib yam khoom siv hluav taws kub thiab chiv uas siv dav dav, paub txog nws txoj kev ua haujlwm zoo hauv kev txhim kho kev tiv thaiv hluav taws hauv ntau yam khoom siv. Ib qho ntawm cov txheej txheem tshuaj xyuas tseem ceeb uas siv los nkag siab txog cov khoom thermal ntawm APP yog Thermogravimetric Analysis (TGA). TGA ntsuas...Nyeem ntxiv -
Hom Tshuaj Tiv Thaiv Hluav Taws Siv Hauv Yas
Cov tshuaj tiv thaiv hluav taws yog cov khoom siv tseem ceeb uas siv rau hauv ntau yam khoom siv, tshwj xeeb tshaj yog cov yas, los txo qhov kub hnyiab thiab txhim kho kev nyab xeeb ntawm hluav taws. Raws li qhov kev thov rau cov khoom muaj kev nyab xeeb dua ntxiv, kev txhim kho thiab kev siv cov tshuaj tiv thaiv hluav taws tau hloov pauv ntau heev. Tsab xov xwm no tshawb nrhiav qhov sib txawv...Nyeem ntxiv -
Yuav ua li cas tua cov yas uas kub hnyiab?
Kev hlawv yas tuaj yeem yog qhov xwm txheej txaus ntshai, ob qho tib si vim yog cov pa lom uas nws tso tawm thiab qhov nyuaj rau tua nws. Kev nkag siab txog cov txheej txheem kom raug los tswj cov hluav taws zoo li no yog qhov tseem ceeb rau kev nyab xeeb. Nov yog phau ntawv qhia txog yuav ua li cas tua cov yas hlawv kom zoo. Ua ntej yuav hais txog yuav ua li cas txuas ntxiv...Nyeem ntxiv -
Yuav ua li cas thiaj ua rau cov yas tsis kam hluav taws ntau ntxiv?
Kev siv cov yas ntau ntxiv hauv ntau yam lag luam tau ua rau muaj kev txhawj xeeb txog lawv qhov kev kub hnyiab thiab qhov txaus ntshai uas cuam tshuam nrog hluav taws. Yog li ntawd, kev txhim kho kev tiv thaiv hluav taws ntawm cov khoom siv yas tau dhau los ua qhov tseem ceeb ntawm kev tshawb fawb thiab kev txhim kho. Tsab xov xwm no tshawb nrhiav ntau yam ...Nyeem ntxiv -
Cov qauv thoob ntiaj teb ntawm cov txheej txheem tiv thaiv hluav taws
Cov txheej txheem tiv thaiv hluav taws, tseem hu ua cov txheej txheem tiv thaiv hluav taws lossis cov txheej txheem intumescent, yog qhov tseem ceeb rau kev txhim kho kev nyab xeeb hluav taws ntawm cov qauv. Ntau tus qauv thoob ntiaj teb tswj hwm kev sim thiab kev ua haujlwm ntawm cov txheej txheem no kom ntseeg tau tias lawv ua tau raws li cov kev cai nyab xeeb. Nov yog qee cov qauv thoob ntiaj teb tseem ceeb...Nyeem ntxiv -
Kev Lag Luam rau Cov Yas Tiv Thaiv Hluav Taws
Cov yas uas tiv taus hluav taws ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev nyab xeeb thoob plaws ntau yam lag luam los ntawm kev txo qhov ua tau hluav taws ntawm cov ntaub ntawv. Raws li cov qauv kev nyab xeeb thoob ntiaj teb tau nruj zuj zus, qhov kev thov rau cov ntaub ntawv tshwj xeeb no tab tom nce siab. Tsab xov xwm no tshawb nrhiav cov av lag luam tam sim no...Nyeem ntxiv
