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He aha ka loiloi kūlana o kēia manawa o Dimethylformamide (DMF) a he aha nā ʻano hoʻomohala e hiki mai ana o ke kaulahao ʻoihana DMF?
ʻO ke kaulahao ʻoihana DMF ʻo DMF (inoa kemika N,N-dimethylformamide) he mea hoʻohuihui mea ola me ke ʻano kemika C3H7NO, he wai waihoʻoluʻu a ʻākala. ʻO DMF kekahi o nā huahana me ka waiwai hoʻohui waiwai kiʻekiʻe i loko o ke kaulahao ʻoihana kemika o kēia wā, a ʻo ia nā mea ʻelua kemika me ...Heluhelu hou aku -
Ua hoʻonui ʻia ka mākeke phenol ma Malaki no ka wā pōkole a me ke koi koi, ʻo ka piʻi ʻana o ka hoʻomaha e pono mau ke kōkua
Ma Malaki, ma ke ʻano he ʻāpana o ka mālama ʻana i ka bisphenol A huahana mea kanu, a me kahi hapa o ka terminal hoʻomaka shortage, ka hopena i ka hoʻonui ʻana i ka manawa pōkole a me ke koi koi ʻana i ka mākeke phenol, akā ke holo nei nā kumukūʻai kiʻekiʻe kiʻekiʻe o ka ʻaila, e hoʻokele ana i ka hopena kiʻekiʻe o ka phenol maka ...Heluhelu hou aku -
ʻO Bisphenol He wanana o ka mākeke ma 2022: ka piʻi ʻana o ka hiki, ʻoi aku ka lako ma mua o ka noi, ka mākeke BPA e hoʻokuʻu aku ma ke ʻano he holomua.
Mai 2015-2021, ka mākeke bisphenol A o Kina, me ka ulu ʻana o ka hana a me ka hoʻomohala paʻa. 2021 ʻO ka hana bisphenol A Kina e manaʻo ʻia e hōʻea ma kahi o 1.7 miliona tons, a ʻo ka nui o ka wehe ʻana o nā mea hana bisphenol A ma kahi o 77%, aia ma kahi kiʻekiʻe ...Heluhelu hou aku -
ʻO ka mākeke Bisphenol ke hāʻule i ka 2100, loaʻa ka loaʻa kālā o 21% i ka pule
Ma muli o ka nele o ka noi, a me ka laina o ka ʻoihana i luna a me lalo o nā huahana i lalo, ʻoi aku ka maikaʻi ʻole, ua hāʻule nui ka mākeke bisphenol A mai ka lā hoʻomaha, e like me Malaki 1, ua hāʻule ke kumukūʻai nui o ka bisphenol A East China mākeke 17,000 miliona a 16,900 yuan, i lalo 2,100 yu...Heluhelu hou aku -
Vinyl acetate: ka nānā ʻana i ke kūlana mākeke o kēia manawa, he aha ka manaʻo no ka vinyl acetate?
ʻO Vinyl acetate (VAc), i ʻike ʻia ʻo vinyl acetate a i ʻole vinyl acetate, he wai kala ʻole a ʻike maopopo i ka lumi wela a me ke kaomi. E like me kekahi o ka honua i hoʻohana nui ʻia i nā mea kūlohelohe kūlohelohe, hiki i ka VAc ke hana i ka polyvinyl acetate resin (PVAc), polyvinyl alcohol (PVA), polyacrylonit...Heluhelu hou aku -
ʻIkepili kemika: piʻi nui nā mea maka! Toluene, acrylic acid, n-butanol a me nā kumu kūʻai ʻē aʻe e pili ana, a hiki i 8200 yuan / ton
Ma lalo o ka mana o ka maʻi ahulau, ʻEulopa a me ʻAmelika Hui Pū ʻIa a me nā wahi ʻē aʻe he nui i ka pani pinepine ʻana o ka ʻāina, ke kūlanakauhale, ka pani ʻana o ka hale hana, ʻaʻole ia he mea hou. I kēia manawa, ʻoi aku ka nui o ka nui o nā hihia i hoʻopaʻa ʻia o ka pneumonia lei aliʻi hou ma mua o 400 ...Heluhelu hou aku -
Acrylonitrile: Ma nā ʻoihana hea e hoʻohana nui ʻia ai? He aha ka hope o ka acrylonitrile?
Hana ʻia ʻo Acrylonitrile e ka hoʻohana ʻana i ka propylene a me ka amonia ma ke ʻano he kumu waiwai, ma o ka hopena oxidation a me ka hana hoʻomaʻemaʻe. He mea hoʻohuihui ia me ke ʻano kemika C3H3N, he wai kala ʻole me ka ʻala hoʻonāukiuki, hiki ke puhi ʻia, hiki i kona mahu a me ka ea ke hana i kahi hui pahū, a ʻo ia ...Heluhelu hou aku -
Ua piʻi aʻe nā huahana Petroleum, ua hoʻokuʻu ʻia nā mea kemika i ka "nalu o ka piʻi ʻana o ke kumukūʻai", ʻo ka piʻi kiʻekiʻe loa o 7866 yuan / ton.
I kēia mau lā, ua wehe ka mākeke kemika i kahi ala "dragon and tiger" o ka piʻi ʻana, ke kaulahao ʻoihana resin, ke kaulahao ʻoihana emulsion a me nā kumu kūʻai kemika ʻē aʻe. ʻO ke kaulahao ʻoihana resin Anhui Kepong resin, DIC, Kuraray a me nā ʻoihana ʻē aʻe he nui a me nā ʻoihana ʻē aʻe i hoʻolaha i ke kumukūʻai ...Heluhelu hou aku -
ʻO Melamine "ka hoʻololi nani", hiki i ka mea hou ke lawe mai i nā loli nui i ka automotive, aerospace, bulletproof a me nā māla ʻē aʻe.
Hoʻomanaʻo ʻoe i ka melamine? ʻO ia ka "milk powder additive" kaulana loa, akā he mea kupanaha, hiki ke "hoʻololi ʻia". Ma ka lā 2 o Pepeluali, ua paʻi ʻia kahi pepa noiʻi ma Nature, ke alakaʻi o ka nūpepa ʻepekema honua, e ʻōlelo ana e hiki ke hana ʻia ka melamine i mea ...Heluhelu hou aku -
ʻO ka ʻāina ʻo Hebei e hoʻoholo i ka "14th Five-Year Plan" nā mea nui e hoʻomohala i ka ʻoihana petrochemical, hiki ke manaʻo ʻia ka wā e hiki mai ana.
ʻO ka mea i hala koke aku nei, ʻo Hebei Province, ua hoʻokuʻu ʻia ka hoʻolālā kiʻekiʻe o ka ʻoihana hana "ʻumikumamāhā ʻelima". Hōʻike ka Plan i ka makahiki 2025, ua hōʻea ka loaʻa kālā o ka ʻoihana petrochemical o ka panalāʻau i ka 650 biliona yuan, ke kumukūʻai huahana petrochemical o ke kahakai o ka panalāʻau.Heluhelu hou aku -
ʻO ka polyurethane foam: ka māhele nui loa a me nā manaʻo ākea
ʻO ka nui o nā mea e hoʻopili ai i ka polyurethane, EPS, PET a me nā mea pahu pahu, a me nā mea ʻē aʻe, ka mea i hoʻohana nui ʻia i nā kahua noi o ka insulation wela a me ka mālama ʻana i ka ikehu, ka hoʻohaʻahaʻa ʻana i ke kaumaha, ka hana hana, ka hopena a me ka hōʻoluʻolu, etc.Heluhelu hou aku -
He aha nā kaʻina hana o ka polycarbonate (PC)?
ʻO ka Polycarbonate (PC) he kaulahao mole i loaʻa i ka hui carbonate, e like me ka molecular structure me nā pūʻulu ester like ʻole, hiki ke hoʻokaʻawale ʻia i aliphatic, alicyclic, aromatic, nona ka waiwai kūpono o ka hui aromatic, a me ka bisphenol A type polycarbonate, ...Heluhelu hou aku
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