Dab tsi yog diacetone acrylamide?

Taw qhia rau Diacetone Acrylamide

Diacetone Acrylamide (Diam) yog cov organic compound uas tau siv dav hauv kev siv cov ntawv thov, tshwj xeeb hauv kev tsim cov khoom siv polymer. Nws yog Acrylamide derivative, muaj ob pab pawg acrylamide thiab ob pawg acetone uas muab cov pab pawg tshwj xeeb thiab tshuaj lom neeg rau lub cev nqaij daim tawv. Daam tau mus ua xim zoo nkauj vim nws cov versatility hauv kev kho cov qauv ntawm cov polymers, muaj kev cuam tshuam ob qho tib si lawv cov khoom siv thiab kev ruaj ntseg.

Qhov no sib xyaw no yog tshwj xeeb txaus siab rau cov ntsiab lus ntawm cov ntaub ntawv tshaj lij, tshwj xeeb tshaj yog nyob rau hauv synthesis ntawm superabsorbent polymers, cov pleev xim, thiab cov khoom siv hydroges. Nws cov qauv tshuaj thiab tus cwj pwm ua rau nws tseem ceeb hauv kev tsim cov khoom ntawm cov ntawv thov, uas tuaj yeem yog cov khoom siv ua haujlwm, ua liaj ua teb, thiab kev kho dej.

Tam sim no, peb yuav tshawb txog cov qauv tshuaj ntawm cov acrykaslamide, nws siv hluavtaws, nws cov kev siv, nrog rau kev txiav txim siab ib puag ncig thiab kev txiav txim siab ib puag ncig thiab kev nyab xeeb.

Cov qauv tshuaj thiab cov khoom

Lub tsev

Diacetone Acrylamide (C₇h₁₁no₂) muaj cov qauv sib txawv uas tau teeb tsa nws ntawm lwm tus acrylamides. Nws yog ib tug monomer muaj ob pawg neeg tseem ceeb:

1. Acrylamide Pab Pawg (-ch = Ch₂c (O) NH): Cov pab pawg Acrylamide yog qhov kev txhais ntawm cov qauv molecule. Cov pab pawg no tau ua piv txwv txog cov conjugation ntawm cov pa roj carbon-carbon ob chav tsev thiab cov compound ib sab ntawm cov pab pawg carbonyyl, ua kom haum rau polymerization kev tawm tsam.
2. Acetone pab pawg (-c (CHON) ₂O): Ob pab pawg acetone txuas nrog cov nitrogen atom ntawm acrylamide moami moiet. Cov pab pawg no muab cov ntawv sib txuas nyob ib ncig ntawm lub vev xaib polymerizing, cuam tshuam rau cov kev cuam tshuam ntawm diram hauv kev sib piv rau lwm cov acrylamide derivatives.

Cov pab pawg acetone hauv daam pab hloov kho nws solubility, polarity, thiab reactivity. Qhov sib xyaw ua ke yog feem ntau muaj cov kua ntshiab, tsis muaj xim nyob rau hauv chav tsev kub, thiab nws solubility hauv dej yog ib nrab. Txawm li cas los xij, Daam yog ntau soluble hauv cov kuab tshuaj organic, suav nrog kev haus dej thiab acetone, uas yog qhov tseem ceeb nyob rau hauv ntau cov txheej txheem kev siv cov kuab tshuaj uas cov tshuaj uas muaj cov tshuaj tiv thaiv.

Cov Khoom Siv Tseem Ceeb

• Molecular hnyav: 141.17 g / mol
• Ceev: Kwv yees li 1.04 g / cm³
• Kub taw tes: 150-12 ° C (302-306 ° F)
• Melting taw tes: Nai ntawm (ua kua ntawm chav sov)
• So: Soluble hauv dej (txawm hais tias tsawg dua), cawv, thiab acetone
• Kev xav tau: Daam kev ua yeeb yam ib txwm muaj acrylamide reurrylamide reurrylamide reurrylamide reinctity, ua rau nws haum rau polymerization, tshwj xeeb tshaj yog radical polymerization.

Qhov tshwj xeeb ua ke ntawm cov pab pawg ua ke hauv Daam cuam tshuam nws tus cwj pwm hauv polymersization cov khoom ntiag tug xws li kev sib txuas lus ruaj khov thiab hla kev sib txuas muaj peev xwm.

Synthesis ntawm diacetone acrylamide

Diacetone acrylamide yog feem ntau synthesized los ntawm cov tshuaj tiv thaiv ntawmAcrylamidethiabAcetoneNyob rau hauv lub xub ntiag ntawm cov catalyst. Ib txoj kev ib txwm cuam tshuam nrog kev siv lub hauv paus muaj zog lossis acid catalyst los txhawb lub hws ntawm acrylamide nrog acetone. Txoj kev no ua kom ntseeg tau tias cov pab pawg acetone tau txuas nrog cov nitrogen atom hauv acrylamide, yielding diacetone acrylamide raws li cov khoom.

General Synthesis neeg tawm tsam:

$Acrylamide\; (C₃H₅no)\; +\; Acetone\; (C₃H₆o)\; \to \; ntawv\; tshaj\; tawm\; \{acrylamide\; (cecya)\}\; \backslash \; \{\}\; \backslash \; ntawv\; \{diacetone\; acrylamide\; (C₇h₁₁no₂)\}$

Hauv kev coj ua, cov tshuaj tiv thaiv yog nqa tawm hauv qab cov kev tswj hwm kom ntseeg tau tias cov tshuaj tiv thaiv tau ua pov thawj zoo, tsis txhob muaj sab tsis zoo. Qee cov qauv hluavtaws tseem siv cov kuab tshuaj los pab yaj cov kev tawm tsam thiab txhim kho kev ua haujlwm ntawm kev tawm tsam. Ib qho kub ntau ntau yog feem ntau ua haujlwm los tiv thaiv kev txiav txim siab ntawm cov khoom siv uas rhiab thaum lub sij hawm.

Lwm txoj hauv kev

• Dawb radical polymerization: Diacetone Acrylamide kuj tseem yog synthesized los ntawm dawb radical polymerization, qhov twg nws ua haujlwm ua monomer uas cuam tshuam nrog lwm tus monomers los ua copolymers.
• Microwave-pab synthesis: Cov hau kev niaj hnub no feem ntau siv microwave detradiation kom ceev cov tshuaj tiv thaiv thiab txhim khu cov txiaj ntsig ntawm diram.
• Enzymatic synthesis: Kuj tseem muaj kev sim ua kom siv enzymatic catalysts los tswj cov kev tawm tsam ntau dua thiab txo cov kev xav tau ntawm cov tshuaj muaj kev hnyav.

Cov ntawv thov ntawm diacetone acrylamide

Diacetone Acrylamide ua lub luag haujlwm tseem ceeb nyob rau hauv ntau yam kev siv cov kev siv tau, uas muaj kev muaj peev xwm los ua cov khoom polymers nrog hloov kho cov khoom. Hauv qab no yog qee qhov ntawm cov chaw tseem ceeb uas siv feem ntau siv:

1. Polymerization thiab copolymerization

Daam yog dav siv los ua monomer hauv synthesis ntawmcopolymersCov. Thaum polymerized, cov ntaub ntawv daam, Daam cov qauv sib txuas uas muaj txiaj ntsig hauv kev tsim khoomSuperabsorbent polymers (sips), hydrogels, thiab lwm yam ntaub ntawv siab heev polymer. Lub xub ntiag ntawm ob pab pawg acetone hauv daam imparts tshwj xeeb cov khoom, xws li hydrophobicity, txhim kho thermal stability, thiab txhim kho kev sib txuas ua kom zoo nkauj.

Cov polymers feem ntau siv hauv cov ntawv thov xws li:

• Kev Kho Mob Dej: Daam-raws polymers yog siv los tsim cov flocculants thiab nqus rau cov txheej txheem lim dej.
• Kev caw ua liaj ua teb: Polymers ua nrog daam yog siv nyob rau hauv kev tswj-tso chiv thiab cov av txias.
• Daim Ntawv Thov: Daam-derated polymers yog siv los ua kom huv cov tshuab hluav taws xob rau tswj cov tshuaj uas tau hnav tshuaj thiab cov kiav txhab vim lawv cov khoom siv biocompatibility thiab dej khaws cia.

2. Cov nplaum thiab txheej

Kev siv diacetone acrylamide hauv cov nplaum thiab txheej xwm thoob plaws, tshwj xeeb hauv kev lag luam uas xav tau cov ntaub ntawv siab thiab lub zog ruaj khov. Thaum copolymerized nrog lwm cov monomers, Daam pab txhawb kev tsim cov yeeb yaj kiab uas tawv, thiab tiv taus ib puag ncig ib puag ncig. Qhov no ua rau Daam-muaj cov polymers zoo tagnrho rau:

• Cov Khaub Ncaws Tiv Thaiv: Daam-based txheej txheej tuaj yeem siv rau ntawm cov hlau, yas, thiab cov ntawv nyeem kom txhim kho lub sijhawm ruaj khov thiab kev ntxhov siab ib puag ncig.
• Cov Khoom Siv Acrylic: Polymerization ntawm Daam vaj tse nyob rau hauv lub xub ntiag ntawm ib tug monesive cov ntawv nplaum uas tuaj yeem ua rau muaj ntau yam ntawm cov substrates, ua rau muaj txiaj ntsig zoo, kev tsim kho tsheb, thiab kev lag luam twj.

3. Tej yam

Daam yog tshwj xeeb tshaj yog muaj txiaj ntsig zoo hauv kev tsimtej yam, uas yog peb-seem tes hauj lwm ntawm cov polymers uas tuaj yeem nqus cov dej ntau. Cov hydrogels no tau siv nyob rau hauv ntau hom teb, suav nrog:

• Daim Ntawv Thov: Hydrogels ua los ntawm Daam yog siv nyob rau hauv cov neeg siv tshuaj, cov kiav txhab, cov nqaij tsim, thiab ua scaffolds kev loj hlob ntawm tes.
• Kev ua teb: Hydrogels tuaj yeem siv los txhim kho cov dej khaws cia hauv av, tshwj xeeb hauv thaj chaw qhuav.

4. Superabsorbent polymers (sips)

Ib qho ntawm cov ntawv thov tseem ceeb tshaj plaws ntawm diacetone acrylamide yog nyob rau hauv kev tsim covSuperabsorbent polymers, uas tuaj yeem nqus thiab khaws cov dej loj lossis cov kua dej aqueous uas txheeb ze rau lawv tus kheej. Cov ntaub ntawv no tseem ceeb hauv cov khoom lag luam zoo li cov pawm, poj niam nyiam kev nyiam huv, thiab cov laus tsis sib haum khoom.

Lub siab nqus tau muaj peev xwm ntawm Daam-raws superabsorbent polymers yog muaj lub peev xwm ntawm cov tes hauj lwm sib txuas nrog cov tes hauj lwm uas cuab cov cuab yeej.

Ib puag ncig thiab kev txiav txim siab nyab xeeb

Thaum saib xyuas acrylamide muaj ntau cov ntawv thov kev lag luam, nws cov kev cuam tshuam ib puag ncig thiab cov profile kev nyab xeeb yuav tsum tau txiav txim siab zoo.

1. Lom zem

Zoo li ntau cov organic tshuaj, diram yog qhov muaj peev xwm muaj kev phom sij yog tias tsis ua haujlwm zoo. Raug rau cov kev ua haujlwm siab ntawm Daam vapors lossis kev sib cuag nrog daim tawv nqaij yuav ua rau tawv nqaij. Nws yog ib qho tseem ceeb uas yuav tau siv cov khoom tiv thaiv tsim nyog, xws li hnab looj tes thiab goggles, thaum tuav Daam hauv ib qho chaw lag luam lossis chaw kuaj.

Inhalation lossis noj ntawm Daam kuj tseem tuaj yeem tsim kev puas tsuaj. Nws yog qhov tseem ceeb kom ua raws cov lus qhia kev nyab xeeb thiab cov cai tswj cov qauv los txo qhov kev pheej hmoo ntawm kev kis tau.

2. Cuam tshuam ib puag ncig

Vim tias qhov nce ntxiv kev siv Daam cov polymers hauv ntau daim ntawv thov, muaj kev txhawj xeeb txog kev txhawj xeeb txog kev pheej hmoo thiab biodegradability ntawm cov ntaub ntawv no. Polymers muab tau los ntawm Daam yuav tsis yooj yim degrade nyob rau hauv ib puag ncig, muaj feem cuam tshuam rau cov pa phem yog tias tsis pov tseg kom zoo. Yog li, cov kws tshawb nrhiav tau nquag tshawb nrhiav txoj hauv kev los txhim kho lub biodegradability ntawm Daam-raws polymers thiab txhim kho lwm txoj kev nyab xeeb ntau.

3. Nkim pov tseg

Txoj kev tsim nyog pov tseg kom tsim nyog yuav tsum ua raws kom tsis txhob muaj kev sib kis ib puag ncig. Daam, zoo li ntau cov tshuaj lom neeg, yuav tsum tsis txhob tso tawm rau hauv cov chaw dej ntuj lossis av tsis muaj kev kho. Cov txheej txheem rov qab ua dua tshiab thiab cov khib nyiab yuav pab tau kev cuam tshuam ib puag ncig ib puag ncig.

Diacetone Acrylamide yog qhov tseem ceeb ua ke hauv thaj teb ntawm polymer science thiab cov khoom siv engineering. Nws cov qauv tshuaj tshwj xeeb ua rau nws siv tau ntau ntawm cov ntawv thov, los ntawm superabsorbent polymers rau cov nplaum, thiab hydrogels. Muaj peev xwm tswj hwm nws polymerization thiab hloov nws cov khoom ua rau nws ua rau muaj kev sib cav rau cov txheej txheem kev muaj.

Txawm hais tias nws muaj ntau qhov zoo, kev siv Daam yuav tsum ua tib zoo tswj kom txo qis nws cov peev txheej ib puag ncig thiab kev lom zem. Kev tshawb fawb txuas ntxiv mus rau ntau nrawm thiab biodegradable polymers yog qhov tseem ceeb rau lub neej tom ntej ntawm diam hauv kev siv cov ntawv thov.

Raws li qhov kev thov rau ntau cov ntaub ntawv tau loj hlob, cov khoom siv ua haujlwm loj hlob, acrumone Acrylamide rau ntau lub tsev tseem ceeb rau cov tshuaj uas tseem ceeb li cov tshuaj, kev kho dej, thiab ua liaj ua teb.

TDS Daam MSDS (Daam)