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Iterambere ry'ikoranabuhanga rya N-Nitroamine: Uburyo bushya bukora neza buhindura uburyo bwo gukora imiti
Intsinzi igezweho mu ikoranabuhanga rishya rigezweho ryo gukuraho imisemburo, ryakozwe n'ikigo gishya cy'ibikoresho gifite icyicaro i Heilongjiang, mu Bushinwa, ryasohotse ku mugaragaro mu kinyamakuru mpuzamahanga cy’ubushakashatsi cyitwa Nature mu ntangiriro z'Ugushyingo 2025. Ryashimwe nk'iterambere ry'isi mu bijyanye n'ibiyobyabwenge ...Soma byinshi -
Ubucuruzi bwihutishijwe bwa BDO bushingiye ku binyabuzima bwavuguruye isoko ry'ibikoresho fatizo bya Polyurethane bya Yuan miliyari 100
Vuba aha, iterambere mu ikoranabuhanga no kongera ubushobozi bwa 1,4-butanediol (BDO) ishingiye ku binyabuzima byabaye kimwe mu bintu bizwi cyane mu nganda z’ibinyabutabire ku isi. BDO ni ibikoresho by’ingenzi mu gukora elastomer za polyurethane (PU), Spandex, na PBT ya plastiki ibora, hamwe n’umuco wayo...Soma byinshi -
Ikoranabuhanga ryo guhindura molekile ryahinduye imikorere y’ikinyejana cyashize, ikoranabuhanga ryo guhindura imiterere y’amine ihumura neza rituma habaho impinduka mu mikorere y’inganda.
Iterambere ry'ibanze Ku ya 28 Ukwakira, ikoranabuhanga ryo gukuraho amines mu buryo butaziguye ryakozwe n'itsinda rya Zhang Xiaheng ryo mu Kigo cya Hangzhou gishinzwe Ubushakashatsi Buhanitse, Kaminuza y'Ishuri Rikuru ry'Ubumenyi bw'Abashinwa (HIAS, UCAS) ryasohotse mu kinyamakuru Nature. Iri koranabuhanga rikemura ikibazo cy...Soma byinshi -
Impinduka Nshya mu Guhindura Imyanda Ubutunzi! Abahanga mu bya siyansi b'Abashinwa bahinduye Plastiki Imyanda Formamide y'agaciro gakomeye bakoresheje urumuri rw'izuba
Ibikubiye mu ngingo z'ingenzi Itsinda ry'abashakashatsi bo mu Ishuri Rikuru ry'Ubumenyi ry'Abashinwa (CAS) ryasohoye ibyo ryabonye mu gitabo mpuzamahanga cya Angewandte Chemie, ritegura ikoranabuhanga rishya rya photocatalytic. Iri koranabuhanga rikoresha photocatalyst ya Pt₁Au/TiO₂ kugira ngo rishobore guhuza CN hagati ya ethylene glycol (iboneka...Soma byinshi -
Ubushinwa bwatumije ibigo by’inganda za PTA/PET kugira ngo bikemure ikibazo cy’ubushobozi burenze urugero
Ku ya 27 Ukwakira, Minisiteri y'Inganda n'Ikoranabuhanga mu Itangazamakuru mu Bushinwa (MIIT) yatumije abakora cyane mu gihugu ba aside Terephthalic (PTA) na chips zo mu bwoko bwa PET kugira ngo baganire ku kibazo cy'"ubushobozi burenze urugero mu nganda no guhangana mu buryo butunguranye". Ibi...Soma byinshi -
Amerika yashyizeho "ihagarikwa rya nyuma" ku bicuruzwa bikoresha birimo Methylene Chloride, ishishikariza inganda zikora imiti kwihutisha gushakisha ibisimbura
Ibikubiye mu ngingo z'ingenzi Itegeko rya nyuma ryashyizweho n'Ikigo gishinzwe kurengera ibidukikije muri Amerika (EPA) hakurikijwe Itegeko rigenga uburozi (TSCA) ryatangiye gukurikizwa ku mugaragaro. Iri tegeko ribuza ikoreshwa rya methylene chloride mu bicuruzwa bikoreshwa n'abantu nka za paint strippers kandi rishyiraho amabwiriza akaze ku...Soma byinshi -
Umupaka w'ikoranabuhanga rya Glutaraldehyde: Iterambere mu ikoranabuhanga rirwanya Calcification
Mu rwego rwo gutera imiti itera indwara z'umutima n'imitsi, glutaraldehyde imaze igihe kinini ikoreshwa mu kuvura ingingo z'inyamaswa (nk'inka zifata umutima) mu gukora utunyangingo twa bioprosthetic. Ariko, amatsinda ya aldehyde asigaye akomoka ku buryo gakondo ashobora gutuma habaho calcium nyuma yo gutera imiti, bikabangamira ...Soma byinshi -
Isoko rya Dimethyl Sulfoxide (DMSO): Incamake n'iterambere rigezweho rya tekiniki
Incamake y'Isoko ry'Inganda Dimethyl Sulfoxide (DMSO) ni umuti w'ingenzi w'ibinyabuzima ukoreshwa cyane mu miti, ibikoresho by'ikoranabuhanga, ibikomoka kuri peteroli, n'ibindi. Dore incamake y'uko isoko rihagaze: Ikintu Iterambere Rigezweho Ingano y'Isoko Mpuzamahanga Ingano y'Isoko Mpuzamahanga yari hafi $...Soma byinshi -
Leta Zunze Ubumwe za Amerika zashyizeho imisoro ihanitse ku bucuruzi bw’ubucuruzi bw’Abashinwa, aho imisoro y’ibanze ku kigo gikomeye mu nganda z’Abashinwa igera kuri 376%-511%. Ibi byitezwe ko bizagira ingaruka ku isoko ry’ibicuruzwa byoherezwa mu mahanga...
Amerika yatangaje ibyavuye mu iperereza ryayo ryo kurwanya ikoreshwa ry’ibicuruzwa bya MDI rikomoka mu Bushinwa, aho ibiciro by’imisoro biri hejuru cyane bitangaje inganda zose z’ibinyabutabire. Minisiteri y’Ubucuruzi ya Amerika yemeje ko abakora n’abohereza ibicuruzwa mu mahanga bo mu Bushinwa bagurisha ibicuruzwa byabo muri ...Soma byinshi -
N-Methylpyrrolidone (NMP): Amabwiriza akomeye yo kubungabunga ibidukikije atera inkunga ubushakashatsi n'iterambere ry'uburyo bushya bwo gukoresha NMP ubwayo mu nzego zigezweho
I. Ingendo z'ingenzi mu nganda: Ishingiye ku mabwiriza n'impinduka mu isoko Muri iki gihe, icyitegererezo gikomeye kigira ingaruka ku nganda za NMP gikomoka ku kugenzura amategeko mpuzamahanga. 1. Amabwiriza ajyanye n'amabwiriza ya EU REACH NMP yashyizwe ku mugaragaro ku rutonde rw'abakandida b'ibintu by'ingenzi cyane...Soma byinshi
