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Dimethylacetamide Dị Elu (DMac): Ihe Mgbaze Polar Dị Elu Maka Ụlọ Ọrụ Ndị Dị Elu

Dimethylacetamide (DMac), nke nwere usoro molekul CH₃CON(CH₃)₂, bụ mmiri mmiri na-esi agba agba, nke na-anaghị agba agba, nke a ma ama maka ike ya pụrụ iche, nkwụsi ike okpomọkụ, na obere nsí. Dịka ihe mgbaze aprotic dị mkpa na polar, ọ na-arụ ọrụ dị oke mkpa na ụlọ ọrụ mmepụta ihe dị iche iche site na ọgwụ na eletrọnịkị ruo na ákwà na sayensị polymer, nke a na-eji maka ikike ya ịgbaze ma polar na nonpolar nke ọma.

    Ubi Ngwa Ndị Dị Mkpa

    1. Ụlọ ọrụ Polymer: Na-enye aka na ihe ndị dị elu na arụmọrụ
    DMAc bụ isi ihe dị mkpa n'imepụta polymers dị elu, ọkachasị na njikọta nke eriri na ihe nkiri siri ike:
    Eriri Aramid:
    N'imepụta eriri aramid (dịka ọmụmaatụ, Kevlar®), DMac na-eje ozi dị ka ihe mgbaze maka polymerization polyamide, na-eme ka e nwee ihe siri ike nke ukwuu eji na jaketị mgbochi mgbọ, ihe mejupụtara ụgbọelu, na eriri ụlọ ọrụ mmepụta ihe. Dịka ọmụmaatụ, ndị ọrụ nkwekọrịta nchekwa US na-adabere na DMac iji mepụta eriri aramid nwere ike nrụgide karịrị 3,600 MPa.
    Ihe nkiri Polyimide:
    A na-eji ya eme ihe nkiri polyimide (PI) (dịka ọmụmaatụ, Kapton®), DMac na-agbaze ihe ndị na-ebute ụzọ polyamic acid, na-enye ohere maka njikwa ziri ezi nke ọkpụrụkpụ ihe nkiri na ihe ndị dị na anya. Ihe nkiri ndị a dị oke mkpa na ngwa eletrọniki na-agbanwe agbanwe (dịka ọmụmaatụ, ihe ngosi OLED, PCB ndị na-agbanwe agbanwe) na mkpuchi okpomọkụ dị elu na moto ụgbọala.
    Eriri Spandex na Sịntetik:
    N'ime mmepụta ákwà (dịka ọmụmaatụ, osisi spandex nke Eshia), DMac na-eme ka eriri polyurethane na-agbagharị, na-ahụ na dayameta na nha nha nhata nke ákwà eji eme ihe maka uwe egwuregwu na uwe mkpakọ ahụike.

    2. Ọgwụ na Biotechnology: Ihe mgbaze na mmeghachi omume
    Njikọ Ọgwụ:
    DMac na-arụ ọrụ dị ka ihe mgbaze dị iche iche na mmepụta ọgwụ na ihe ndị na-arụ ọrụ na ọgwụ (API). Ike ya ịgbaze ma ihe ndị dị ndụ ma ndị na-adịghị n'ime ahụ na-eme ka ọ dị mma maka mgbaze, mgbanwe gburugburu, na mmeghachi omume oxidation. Dịka ọmụmaatụ, a na-eji ya eme ihe na njikọta nke ọgwụ mgbochi nje (dịka ọmụmaatụ, ndị na-egbochi nje HIV protease) na ụlọ ọrụ ọgwụ na Europe.
    Nkwado Nhazi:
    N'ihe gbasara ọgwụ ndị dị n'elu ahụ́ (dịka ọmụmaatụ, ude, gels), DMac na-eme ka ọgwụ lipophilic dịkwuo mma site n'akpụkpọ ahụ́, na-eme ka ọ dịkwuo mma. A na-ejikwa ya na ngwọta parenteral maka obere nsí ya na ndakọrịta ya na physiology mmadụ (LD₅₀ > 3,000 mg/kg n'ime òké).
    Ngwa Biotech:
    N'ime mmepụta biopharmaceutical, a na-eji DMac eme ihe na usoro nhicha protein, dịka chromatography, iji gbazee protein membrane ma melite arụmọrụ nkewa.

    3. Ụlọ ọrụ Eletrọniki na Semiconductor: Ihe mgbaze nkenke maka Microfactory
    Mwepụ nke Photoresist:
    N'ime mmepụta semiconductor, a na-eji DMac eme ihe n'usoro nhicha dị elu iji wepụ ihe fọdụrụ na photoresist siri ike na wafers silicon. Ọ na-esi ike nke ukwuu maka photoresists dabere na epoxy na-eme ka ọ dị mkpa na nanolithography (dịka ọmụmaatụ, lithography EUV maka 3nm chip nodes).
    Mmepụta OLED na Ngosipụta:
    N'imepụta ọkụ organic - emitting diodes (OLEDs), DMac na-agbaze semiconductor organic na dopants, na-eme ka e nwee ike itinye ihe nkiri dị gịrịgịrị site na mbipụta inkjet ma ọ bụ mkpuchi spin -. Ndị na-emepụta ihe ngosi Korea na-eji DMac iji nweta nkenke pixel ruo na nha micrometer.
    Ịkpụcha na Ịkpụcha ihe:
    Na-eje ozi dị ka ihe mgbaze co-- na bat electroplating maka ọlaedo na ọla kọpa, na-eme ka nhazi nkwụnye ego dịkwuo mma na teknụzụ nkwakọ ngwaahịa dị elu (dịka ọmụmaatụ, 3D ICs, nkwakọ ngwaahịa ọkwa fan-out wafer).

    4. Nhazi Ákwà na Akpụkpọ anụ: Ngwọta Na-adịgide Adịgide
    Ịtụgharị eriri sịntetik:
    N'ime mmepụta nke eriri acrylic, DMac na-anọchi ihe mgbaze ndị na-egbu egbu (dịka ọmụmaatụ, dimethylformamide, DMF), na-enye ihe mgbaze yiri nke ahụ na obere mmetụta gburugburu ebe obibi. Ụlọ ọrụ akwa ákwà Europe na-eji DMac eme ihe n'usoro ndị na-adịghị emebi gburugburu ebe obibi nke OEKO - TEX® Standard 100 kwadoro.
    Ịcha akpụkpọ anụ:
    Dịka ihe nnọchi anya ihe ndị e ji eme ka akpụkpọ anụ dị nro, DMAc na-eme ka tannins akwụkwọ nri dịkwuo mma, na-emepụta akpụkpọ anụ dị nro ma na-eku ume nke ọma maka ngwaahịa okomoko (dịka ọmụmaatụ, akpa aka akpụkpọ anụ ndị Itali). Obere mgbanwe ya na-ebelata mwepụta VOC na ebe a na-eme ka akpụkpọ anụ dị nro.

    5. Nhicha na Mwepụ Ụlọ Ọrụ: Ịrụ ọrụ nke ọma na Nchekwa
    Mbelata mmanụ ígwè:
    N'ime ụlọ ọrụ ụgbọelu na ụgbọ ala, DMac na-ewepụ ihe fọdụrụ n'ime mmanụ, mmanụ, na flux site na ihe ndị dị mkpa (dịka ọmụmaatụ, agụba turbine, akụkụ injin). Ebe ọkụ ya dị elu (166°C) na-eme ka mmiri ghara ịpụ apụ n'oge nhicha ultrasonic, na-ebelata mfu ihe mgbaze.
    Mwepụta Ngwaahịa Eke:
    A na-eji DMAc emepụta agba ndị sitere n'okike (dịka ọmụmaatụ, carotenoids sitere na algae) na ọgwụ sitere na ihe ọkụkụ, ọ na-enye nhọrọ nke ihe na-anaghị emebi ihe ndị dị ndụ nke ihe ndị a chọrọ.

    Nkọwapụta

    Aha Ngwaahịa Acid Propionic
    Usoro Kemịkalụ C3H6O2
    Ibu Molekụla 74.08 g/mol
    Ọdịdị Mmiri mmiri na-enweghị agba
    Ebe Mgbaze -20.8℃
    Isi Mmiri 141.1℃
    Njupụta 0.993 g/cm³
    CAS NO 79 - 09 - 4
    Koodu HS 29155000
    EINECS NO 201 - 176 - 3
    Ngwa A na-etinye ya na plastik, ọgwụ, nri, ihe mgbaze na ihe na-esi ísì ụtọ

    Mpempe akwụkwọ njikwa mma

    Aha Ngwaahịa Acid Propionic
    IHE URU Ọkọlọtọ (%) Uru Ule (%)
    Ọdịnaya Propionic Acid, w/%≥ 99.5 99.9
    Njupụta (20/20℃) 0.993-0.997 0.996
    Esi mmiri ọkụ / ℃ 138.5-142.5 139.4-141.1
    Ihe fọdụrụ na uzuoku, w/%≤ 0.01 0.006
    Mmiri, w/%≤ 0.15 0.02
    Aldehyde,w/%≤ ≤0.05 0.04
    mfe oxidization, w/%≤ ≤0.05 0.01
    Pb mg/kg≤ 2.0 ≤2.0
    Dị ka mg/kg≤ 3.0 ≤3.0
    Mmechi Soro ụkpụrụ nke GB 1886.210-2016

    Ịdị mma na Nrubeisi

    Ọkwa Ịdị Ọcha:
    Ọkwa Elektrọnik: ≥99.9% ịdị ọcha, yana ion ígwè ≤1 ppm, na-emezu ụkpụrụ SEMI C8 maka ojiji semiconductor.
    Ọkwa Ọgwụ: Dabara na USP, EP, na JP, yana oke mmiri ≤0.1% na oke UV ≤0.05 na 260 nm.
    Ọkwa ụlọ ọrụ mmepụta ihe: ≥99% ịdị ọcha, dabara adaba maka ngwa polymer na ákwà, yana obere ọdịnaya sọlfọ na kloride.
    Nkwado:
    A na-emepụta ya site na acetic anhydride amidation na dimethylamine, site na iji ike distillation na solvent recovery nke ọma.
    A pụrụ imegharị ihe ma dakọọ ya na usoro ụlọ ọrụ mechiri emechi, nke kwekọrọ na ebumnuche atụmatụ akụ na ụba gburugburu EU.
    Nchekwa:
    A na-etinye ya na drọm ígwè anaghị agba nchara ma ọ bụ tankị ISO, yana nrubeisi MSDS zuru oke na akara GHS maka njem dị mma (UN 2265, Klas nke 3).

    Gịnị Mere Ị Ga-eji Họrọ Dimethylacetamide Anyị?

    Ma ị na-emepụta polima ọgbọ ọhụrụ maka ikuku, mmepụta semiconductors nka, ma ọ bụ ịmepụta ọgwụ ọhụrụ, DMac anyị na-enye ike na ntụkwasị obi na-enweghị atụ. Site na nkwado teknụzụ zuru ụwa ọnụ na usoro ọkọnọ nke emelitere maka nnyefe ngwa ngwa, anyị na-ahụ na ọrụ gị na-erite uru site na arụmọrụ na nkwado nke ihe mgbaze a dị iche iche.

    Mepee ikike nke ihe ndị dị elu site na iji Premium Dimethylacetamide - ebe nkenke na-ezute arụmọrụ n'ọrụ ọ bụla.