ʻO ka wehewehe pōkole:


  • Kuhikuhi FOB Price:
    US $986
    / Tona
  • Awa:Kina
  • Kūkākūkā uku:L/C, T/T, Western Union
  • CAS:57-55-6
  • Huahana Huahana

    Huahana Huahana

    Inoa mea kūʻai:Propylene glycol

    ʻAno molekala:C3H8O2

    No CAS:57-55-6

    Huahana molecular structure:

    Propylene glycol

    OLELO HOOLAHA

    'ikamu

    Unite

    Waiwai

    Maemae

    %

    99.5min

    kalakala

    APHA

    10 ka nui

    Waiwai

    %

    0.05 ka nui

    Ka nana aku

    -

    ʻO ka wai aniani ʻaʻole waihoʻoluʻu, ʻaʻala iki

    NA WAIWAI KEMIIKA

    Ua kapa ʻia ʻo propylene glycol ma ke ʻano ʻepekema ʻo "1,2-propanediol", a loaʻa iā ia kahi ʻano kemika o CH3CHOHCH2OH a me ke kaumaha molekala o 76.10.Aia kekahi ʻātoma kalapona kiral i loko o ka mole.ʻO kona racemate he wai hygroscopic viscous a he mea ʻala iki.He 1.036 (25/4 °C) kona umekaumaha kiko'ī, kahi kiko hau o-59 °C, a me ka helu hoʻolapalapa o 188.2 °C, ma kēlā me kēia 83.2 °C (1,333 Pa).Hiki ke hoʻopili ʻia me ka wai, acetone, ethyl acetate a me chloroform, a hiki ke hoʻoheheʻe ʻia i ka etera.Hiki ke hoʻoheheʻe ʻia i loko o nā ʻaila koʻikoʻi he nui, akā ʻaʻole hiki ke hui pū me ka petroleum ether a me ka aila paraffin.He kūpaʻa i ka wela a me ka māmā, a ʻoi aku ka paʻa i nā haʻahaʻa haʻahaʻa.ʻO kona L-isomer he wahi paila o 187 a 189 °C a me kahi hoʻololi ʻike kikoʻī [α] o D20-15.0°.Hiki ke oxidized i nā wela kiʻekiʻe i propionaldehyde, lactic acid, pyruvic acid a me acetic acid.

    He diol ka propylene glycol me ke ano nui o ka waiona.Hiki iā ia ke hana me nā ʻakika inorganic a me nā mea hoʻokalakupua e hana i nā mono-a i ʻole di-esters.Hoʻopili ia me ka propylene oxide e hoʻohua i ka ether, me ka hydrogen halide e hoʻohua i ka halohydrin, a me ka acetaldehyde e hana i ka methyl dioxolane.

    AINA NOHO

    Hoʻohana ʻia ka propylene glycol no nā noi like e like me nā glycols ʻē aʻe.
    He mea waiwai nui ka propylene glycol no ka polyester unsaturated, resin epoxy, a me ka resin polyurethane.ʻO ka nui o ka hoʻohana ʻana ma kēia wahi e pili ana i ka 45% o ka pau ʻana o ka propylene glycol.Hoʻohana nui ʻia kēlā polyester unsaturated no nā plastic i hoʻoikaika ʻia a me nā uhi uhi.He mea maikaʻi loa ka propylene glycol i ka viscosity a me ka hygroscopicity a ʻaʻohe mea ʻawaʻawa, a no laila ua hoʻohana nui ʻia e like me ka hygroscopic agent, antifreeze, lubricants a me nā solvents i ka meaʻai, pharmaceutical a me ka ʻoihana hoʻonaninani.I ka ʻoihana meaʻai, hoʻopili ʻia ka propylene glycol me ka momona momona e hāʻawi i ka propylene ester o nā momona momona, a hoʻohana nui ʻia e like me ka mea emulsifier ai;He mea hoʻoheheʻe maikaʻi ʻo propylene glycol no nā mea ʻono a me nā puaʻa.Hoʻohana pinepine ʻia ka propylene glycol ma ke ʻano he solvents, softeners and excipients, etc.Hoʻohana pū ʻia ʻo propylene glycol ma ke ʻano he mea hoʻoheheʻe a me ka mea palupalu no ka mea hoʻonaninani no ka mea he maikaʻi ka hoʻoheheʻe ʻana me nā mea ʻala like ʻole.Hoʻohana pū ʻia ʻo propylene glycol e like me nā mea hoʻomaʻemaʻe paka, nā mea antifungal, nā mea hoʻomaʻamaʻa meaʻai lubricants a me nā solvents no ka ʻīnika hōʻailona meaʻai.ʻO ka hoʻonā wai o propylene glycol kahi mea hana anti-freeze maikaʻi.

    Pehea e kūʻai mai ai iā mākou

    Hiki iā Chemwin ke hāʻawi i ka nui o nā hydrocarbons nui a me nā mea hoʻoheheʻe kemika no nā mea kūʻai aku ʻoihana.Ma mua o kēlā, e heluhelu i ka ʻike kumu e pili ana i ka hana ʻana me mākou: 

    1. Palekana

    ʻO ka palekana kā mākou mea nui.Ma waho aʻe o ka hāʻawi ʻana i nā mea kūʻai aku i ka ʻike e pili ana i ka hoʻohana palekana a me ka hoʻohana ʻana i ka nohona o kā mākou huahana, ua paʻa pū mākou i ka hōʻoia ʻana e hōʻemi ʻia nā pilikia palekana o nā limahana a me nā mea hana ʻaelike i kahi liʻiliʻi kūpono a hiki.No laila, koi mākou i ka mea kūʻai aku e hōʻoia i ka hoʻokō ʻana i nā kūlana palekana kūpono no ka wehe ʻana a me ka mālama ʻana ma mua o kā mākou hoʻouna ʻana (e ʻoluʻolu e nānā i ka appendix HSSE ma nā ʻōlelo a me nā kūlana kūʻai ma lalo).Hiki i kā mākou mau loea HSSE ke hāʻawi i ke alakaʻi i kēia mau kūlana.

    2. Keʻano hoʻouna

    Hiki i nā mea kūʻai ke kauoha a hāʻawi i nā huahana mai chemwin, a i ʻole hiki iā lākou ke loaʻa nā huahana mai kā mākou hale hana.ʻO nā ʻano kaʻa kaʻa i loaʻa ke kaʻa kaʻa, kaʻaahi a i ʻole ka halihali multimodal (e pili ana nā kūlana kaʻawale).

    I ka hihia o nā koi o ka mea kūʻai aku, hiki iā mākou ke kuhikuhi i nā koi o nā moku a i ʻole nā ​​pahu pahu a kau i nā kūlana palekana / loiloi kūikawā a me nā koi.

    3. Ka nui kauoha liʻiliʻi

    Inā kūʻai ʻoe i nā huahana mai kā mākou pūnaewele, ʻo ka liʻiliʻi liʻiliʻi he 30 tons.

    4. Uku

    ʻO ke ala uku maʻamau ka unuhi pololei ʻana i loko o 30 mau lā mai ka invoice.

    5. Nā palapala hoʻouna

    Hāʻawi ʻia kēia mau palapala i kēlā me kēia hoʻouna:

    · Bill of Lading, CMR Waybill a i ʻole nā ​​palapala halihali e pili ana

    · Palapala hōʻoia o ka nānā ʻana a i ʻole Conformity (inā koi ʻia)

    · Nā palapala pili i ka HSSE e like me nā lula

    · Nā palapala dute e like me nā lula (inā pono)


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