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Kupita Patsogolo Kwatsopano Posintha Zinyalala Kukhala Chuma! Asayansi aku China Asintha Zinyalala za Pulasitiki Kukhala Formamide Yamtengo Wapatali Pogwiritsa Ntchito Kuwala kwa Dzuwa
Zinthu Zazikulu Gulu lofufuza kuchokera ku Chinese Academy of Sciences (CAS) linafalitsa zomwe lapeza mu Angewandte Chemie International Edition, ndikupanga ukadaulo watsopano wa photocatalytic. Ukadaulo uwu umagwiritsa ntchito photocatalyst ya Pt₁Au/TiO₂ kuti athandize CN coupling reaction pakati pa ethylene glycol (obtai...Werengani zambiri -
China Yayitanitsa Makampani a PTA/PET Kuti Athetse Vuto la Kuchuluka kwa Anthu Ogwira Ntchito
Pa Okutobala 27, Unduna wa Zamakampani ndi Ukadaulo wa Chidziwitso ku China (MIIT) unasonkhanitsa opanga akuluakulu akunyumba a Purified Terephthalic Acid (PTA) ndi ma PET bottle-grade chips kuti akambirane za nkhani ya "kuchuluka kwa mphamvu mkati mwa mafakitale ndi mpikisano wodula". Izi...Werengani zambiri -
US Yapereka "Chiletso Chomaliza" pa Zinthu Zogulitsa Zokhala ndi Methylene Chloride, Kulimbikitsa Makampani Opanga Mankhwala Kuti Athandize Kusaka M'malo Mwake
Zamkatimu Lamulo lomaliza lomwe linaperekedwa ndi US Environmental Protection Agency (EPA) motsatira Toxic Substances Control Act (TSCA) layamba kugwira ntchito mwalamulo. Lamuloli likuletsa kugwiritsa ntchito methylene chloride mu zinthu zogwiritsidwa ntchito ndi anthu monga zochotsera utoto ndipo likuika malamulo okhwima pa...Werengani zambiri -
Glutaraldehyde Technological Frontier: Kupambana mu Ukadaulo Wotsutsana ndi Calcification
Pankhani ya ma implants a mtima ndi mitsempha yamagazi, glutaraldehyde yakhala ikugwiritsidwa ntchito kwa nthawi yayitali pochiza minofu ya nyama (monga ng'ombe) popanga ma valve a bioprosthetic. Komabe, magulu otsala a aldehyde opanda ma free aldehyde ochokera ku njira zachikhalidwe angayambitse calcification pambuyo pa implantation, zomwe zimapangitsa kuti pakhale zovuta ...Werengani zambiri -
Msika wa Dimethyl Sulfoxide (DMSO): Chidule ndi Zatsopano Zaukadaulo
Chidule cha Msika wa Makampani Dimethyl Sulfoxide (DMSO) ndi chinthu chofunikira kwambiri chomwe chimagwiritsidwa ntchito kwambiri mu mankhwala, zamagetsi, petrochemicals, ndi zina. Pansipa pali chidule cha momwe msika ulili: Chinthu Zaposachedwa Kukula kwa Msika Padziko Lonse Kukula kwa msika wapadziko lonse kunali pafupifupi $...Werengani zambiri -
Dziko la United States lakhazikitsa misonkho yokwera kwambiri pa MDI yaku China, ndipo mitengo yoyambirira ya msonkho kwa kampani yayikulu yaku China yakwera kufika pa 376% -511%. Izi zikuyembekezeka kukhudza anthu omwe amalandira katundu kunja kwa dzikolo...
US yalengeza zotsatira zoyambirira za kafukufuku wake wotsutsa kutaya zinthu zonyansa ku MDI wochokera ku China, ndipo mitengo yamitengo yokwera kwambiri yadabwitsa makampani onse opanga mankhwala. Dipatimenti ya Zamalonda ku US yatsimikiza kuti opanga ndi ogulitsa kunja ku China a MDI amagulitsa zinthu zawo mu ...Werengani zambiri -
N-Methylpyrrolidone (NMP): Malamulo Okhwima a Zachilengedwe Amalimbikitsa Kafukufuku ndi Kupititsa Patsogolo kwa Njira Zina ndi Kugwiritsa Ntchito Kukonzanso kwa NMP Yokha M'magawo Apamwamba
I. Zochitika Zazikulu Zamakampani: Zoyendetsedwa ndi Malamulo ndi Kusintha kwa Msika Pakadali pano, zomwe zimakhudza kwambiri makampani a NMP zimachokera ku kuyang'aniridwa kwa malamulo padziko lonse lapansi. 1. Zoletsa pansi pa EU REACH Regulation NMP zaphatikizidwa mwalamulo mu Mndandanda wa Zinthu Zofunikira Kwambiri...Werengani zambiri -
Kuwunika momwe ntchito ikuyendera ku 4,4′-methylene-bis-(2-chloroaniline) “MOCA” pogwiritsa ntchito njira yatsopano yowunikira zachilengedwe
Njira yatsopano yowunikira, yodziwika ndi kudziwika bwino komanso kukhudzidwa kwambiri, yapangidwa bwino kuti idziwe 4,4′-methylene-bis-(2-chloroaniline), yomwe imadziwika kuti "MOCA," mu mkodzo wa munthu. Ndikofunikira kudziwa kuti MOCA ndi ca...Werengani zambiri -
Aniline: Zatsopano Zamakampani
Mkhalidwe wa Msika Kupereka ndi Kufunikira kwa Katundu Msika wa aniline wapadziko lonse lapansi uli mu gawo la kukula kokhazikika. Akuti kukula kwa msika wa aniline wapadziko lonse lapansi kudzafika pafupifupi madola 8.5 biliyoni aku US pofika chaka cha 2025, ndi kuchuluka kwa kukula kwa pachaka (CAGR) komwe kukupitilira pafupifupi 4.2%.Werengani zambiri -
Methylene Chloride: Kuyenda mu Nthawi Yosinthira Mwayi ndi Mavuto
Methylene Chloride ndi chinthu chofunikira kwambiri chosungunulira mafakitale, ndipo chitukuko cha mafakitale ndi kafukufuku wasayansi ndizofunikira kwambiri. Nkhaniyi ifotokoza za zomwe zachitika posachedwa kuchokera mbali zinayi: kapangidwe ka msika, kayendetsedwe ka malamulo, momwe mitengo ikuyendera, ndi kusintha kwaposachedwa kwa sayansi...Werengani zambiri
