Dimethylacetamide Premium (DMac): Dareeraha Polar-ka ee Waxqabadka Sare leh ee Warshadaha Sare
Goobaha Codsiga ee ugu Muhiimsan
1. Warshadaha Polymer-ka: Awoodsiinta Agabka Waxqabadka Sare leh
DMAc waa saldhig muhiim u ah soo saarista polymers-ka horumarsan, gaar ahaan isku-darka fiilooyinka xoogga sare leh iyo filimada:
Faybaraha Aramid:
Soo saarista fiilooyinka aramid (tusaale ahaan, Kevlar®), DMAc waxay u adeegtaa sidii dareeraha loogu talagalay polymerization-ka polyamide, taasoo suurtogalinaysa abuurista agab aad u xooggan oo loo isticmaalo jaakadaha aan xabadda karin, isku-dhafka hawada sare, iyo xargaha warshadaha. Tusaale ahaan, qandaraaslayaasha difaaca Mareykanka waxay ku tiirsan yihiin DMAc si ay u soo saaraan fiilooyinka aramid oo leh awoodo la jiidi karo oo ka badan 3,600 MPa.
Filimada Polyimide:
Iyadoo loo adeegsanayo soo saarista filimada polyimide (PI) (tusaale ahaan, Kapton®), DMAc waxay milmaysaa waxyaabaha hor-u-socodka ah ee polyamic acid, taasoo u oggolaanaysa xakamaynta saxda ah ee dhumucda filimka iyo sifooyinka indhaha. Filimadani waxay muhiim u yihiin elektaroonigga dabacsan (tusaale ahaan, bandhigyada OLED, PCB-yada dabacsan) iyo dahaarka heerkulka sare ee matoorada baabuurta.
Faayradaha Spandex iyo Synthetic:
Warshadaha dharka (tusaale ahaan, dhirta spandex ee Aasiya), DMAc waxay fududeysaa wareegga fiilooyinka polyurethane, iyadoo hubineysa dhexroor isku mid ah iyo dabacsanaan dharka loo isticmaalo dharka isboortiga iyo dharka cadaadiska caafimaadka.
2. Daawada & Bayoteknoolajiyadda: Dareeraha iyo Falcelinta Dhexdhexaadka
Isku-darka Daawada:
DMac waxay u dhaqantaa sidii dareere badan oo ku jira daawooyinka iyo wax soo saarka maaddooyinka firfircoon ee daawada (API). Awooddeeda ay ku milmi karto isku-dhafka dabiiciga ah iyo kuwa aan dabiiciga ahayn waxay ka dhigaysaa mid ku habboon isku-darka, wareegga, iyo falgallada oksaydhka. Tusaale ahaan, waxaa loo isticmaalaa isku-darka daawooyinka ka hortagga fayraska (tusaale ahaan, kuwa ka hortaga fayraska HIV) ee xarumaha dawooyinka ee Yurub.
Taageerada Qaabaynta:
Qaababka maqaarka lagu mariyo (tusaale ahaan, kareemada, jelka), DMac waxay xoojisaa gelitaanka daawooyinka lipophilic iyada oo loo marayo maqaarka, taasoo hagaajinaysa helitaanka bioavailability. Waxaa sidoo kale loo isticmaalaa xalalka parenteral sababtoo ah sunteeda yar iyo la jaanqaadkeeda jirka aadanaha (LD₅₀ > 3,000 mg/kg jiirka).
Codsiyada Bayotech-ga:
Wax soo saarka bayoolojiga ah, DMAc waxaa loo isticmaalaa hababka nadiifinta borotiinka, sida chromatography, si loo milo borotiinka xuubka loona hagaajiyo hufnaanta kala-soocidda.
3. Warshadaha Elektarooniga & Semiconductor: Xalka Sax ah ee Micro-fabrication
Ka saarista iska caabbinta sawirrada:
Sameynta semiconductor-ka, DMac waxaa loo isticmaalaa hababka nadiifinta ee horumarsan si looga saaro haraaga photoresist-ka ee adag ee wafers-ka silicon. Xalaalnimadeeda sare ee photoresists-ka ku salaysan epoxy waxay ka dhigaysaa mid aan lagama maarmaan u ah nanolithography (tusaale ahaan, lithography EUV ee qanjidhada chip-ka 3nm).
Soo saarista OLED iyo Shaashada:
Soo saarista diode-yada iftiinka dabiiciga ah - kuwa soo saara (OLEDs), DMAc waxay milmaysaa semiconductors-ka dabiiciga ah iyo dopants-ka, taasoo awood u siinaysa kaydinta filim khafiif ah oo isku mid ah iyada oo loo marayo daabacaadda inkjet ama dahaarka wareegga. Soosaarayaasha bandhigga Kuuriya waxay isticmaalaan DMAc si ay u gaaraan saxnaanta pixel ilaa miisaanka micrometer-ka.
Electroplating iyo Etching:
Waxay u adeegtaa sidii dareere isku-dhafan oo ku jira qubeyska korantada ee dahabka iyo naxaasta, iyadoo hagaajinaysa isku-midnimada dhigaalka ee tignoolajiyada baakadaha horumarsan (tusaale ahaan, 3D ICs, baakad heerka wafer-ka ee taageeraha).
4. Habaynta Dharka iyo Maqaarka: Xalalka Waara
Wareegga Fiber-ka Macmalka ah:
Soo saarista fiilooyinka acrylic, DMac waxay beddeshaa dareereyaal sun ah oo badan (tusaale ahaan, dimethylformamide, DMF), iyagoo bixiya dabacsanaan la mid ah oo leh saameyn deegaan oo hooseeya. Warshadaha dharka ee Yurub waxay isticmaalaan DMac hababka deegaanka u fiican oo ay shahaadeeyeen OEKO - TEX® Standard 100.
Maqaar-qorista:
Iyada oo beddel u ah wakiilada dhaqanka ee maqaarka lagu sameeyo, DMAc waxay xoojisaa gelitaanka tannins-ka khudaarta, iyadoo soo saarta maqaar jilicsan oo neefsan kara oo loogu talagalay alaabada raaxada leh (tusaale ahaan, boorsooyinka maqaarka ee Talyaaniga). Isbeddelladeeda hooseeya waxay yareysaa qiiqa VOC ee xarumaha maqaarka lagu sameeyo.
5. Nadiifinta iyo Soo saarista Warshadaha: Hufnaanta iyo Badbaadada
Saliidaynta Birta:
Warshadaha hawada sare iyo kuwa baabuurta, DMac waxay ka saartaa saliidda, dufanka, iyo haraaga qulqulka qaybaha saxda ah (tusaale ahaan, daabyada turbine-ka, qaybaha matoorka). Barta karkarinta sare (166°C) waxay hubisaa uumi-baxa yar inta lagu jiro nadiifinta ultrasonic-ka, taasoo yaraynaysa luminta dareeraha.
Soo saarista Badeecadaha Dabiiciga ah:
Iyadoo loo adeegsanayo soo saarista midabada dabiiciga ah (tusaale ahaan, carotenoids-ka laga helo algae) iyo daawooyinka laga helo walxaha dhirta, DMac waxay bixisaa xalal xulasho ah iyada oo aan wax u dhimayn firfircoonida noolaha ee xeryahooda bartilmaameedka ah.
Tilmaamaha
| Magaca Badeecada | Asiidh Propionic ah | |||||||||
| Qaaciddada Kiimikada | C3H6O2 | |||||||||
| Miisaanka Molekulerka | 74.08 g/mol | |||||||||
| Muuqaalka | Dareere aan midab lahayn oo hufan | |||||||||
| Barta Dhalmada | -20.8℃ | |||||||||
| Barta Karkarinta | 141.1℃ | |||||||||
| Cufnaanta | 0.993 g/cm³ | |||||||||
| Lambarka CAS | 79 - 09 - 4 | |||||||||
| Koodhka HS | 29155000 | |||||||||
| Lambarka EINECS | 201 - 176 - 3 | |||||||||
| Codsiga | Waxaa lagu dabaqay balaastikada, farmashiyaha, cuntada, dareereyaasha iyo cadarka | |||||||||
Xaashida Xakamaynta Tayada
| Magaca Badeecada | Asiidh Propionic ah | ||||||
| SHAYGA | QIIMAHA CAADIGA AH (%) | QIIMAHA TIJAABADA (%) | |||||
| Waxyaabaha ku jira Propionic Acid, w/%≥ | 99.5 | 99.9 | |||||
| Cufnaanta (20/20℃) | 0.993-0.997 | 0.996 | |||||
| Karkarinta Kala Duwan / ℃ | 138.5-142.5 | 139.4-141.1 | |||||
| Hadhaaga uumiga, w/%≤ | 0.01 | 0.006 | |||||
| Biyo, w/%≤ | 0.15 | 0.02 | |||||
| Aldehyde, w/%≤ | ≤0.05 | 0.04 | |||||
| oksaydheyn fudud, w/%≤ | ≤0.05 | 0.01 | |||||
| Pb mg/kg≤ | 2.0 | ≤2.0 | |||||
| Sida mg/kg≤ | 3.0 | ≤3.0 | |||||
| Gunaanad | U hoggaansan heerarka GB 1886.210-2016 | ||||||
Tayada & U hoggaansanaanta
Darajooyinka Nadiifka ah:
Heerka Elektarooniga ah: ≥99.9% daahirnimo, oo leh aayoonno bir ah ≤1 ppm, oo buuxiya heerarka SEMI C8 ee loogu talagalay isticmaalka semiconductor-ka.
Darajada Daawada: Waxay u hoggaansan tahay USP, EP, iyo JP, iyadoo qoyaanku ka kooban yahay ≤0.1% iyo nuugista UV ≤0.05 260 nm.
Heerka Warshadaha: ≥99% daahirnimo, oo ku habboon codsiyada polymer iyo dharka, oo leh maadada sulfur iyo chloride oo hooseeya.
Waara:
Waxaa lagu soo saaray iyada oo loo marayo amidation-ka catalytic ee acetic anhydride oo leh dimethylamine, iyadoo la adeegsanayo nidaamyada soo kabashada dareeraha iyo tamarta hufan.
Dib loo warshadayn karo oo la jaan qaadi kara hababka warshadaha ee xiran, oo la jaan qaadaya yoolalka Qorshaha Waxqabadka Dhaqaalaha Wareegga ee Midowga Yurub.
Badbaadada:
Waxaa lagu xiray durbaanno bir ah oo aan miridh lahayn ama haamaha ISO, iyadoo la raacayo shuruudaha MSDS iyo calaamadaynta GHS si loogu qaado gaadiid ammaan ah (UN 2265, Fasalka 3).
Maxaad u Dooranaysaa Dimethylacetamide-keena?
Hadday tahay inaad horumarinayso polymer-yada jiilka soo socda ee hawada sare, semiconductors-ka casriga ah ee wax soo saarka, ama sameynta dawooyin cusub, DMac-kayagu wuxuu bixiyaa dabacsanaan iyo isku hallayn aan la barbar dhigi karin. Iyada oo la adeegsanayo taageero farsamo oo caalami ah iyo silsilad sahay ah oo loo habeeyay gaarsiinta degdegga ah, waxaan hubineynaa in hawlgalladaadu ay ka faa'iidaystaan waxqabadka iyo waaritaanka dareerahan kala duwan.
Fur kartida agabka horumarsan adoo isticmaalaya Premium Dimethylacetamide—halkaas oo saxnaanta ay la kulanto waxqabadka warshad kasta.