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I-Methyl methacrylate (MMA)

I-Methyl methacrylate (MMA)

Inkcazelo emfutshane:

INOMBOLO YECAS:80-62-6

Ifomula:C5H8O2

Ubunzima bemolekyuli:100.12

EINECS NO.:201-297-1

Mp:-48 °C

Bp:100 °C(lit.)

Isalathiso sokuqhafaza:n20/D 1.414(lit.)

Ukuxinana:0.943 g/mL kwi-20 °C

Indawo yokunyibilika: -48°C(lit.)

Indawo yokubila: 100°C(lit.)

Ubuninzi: 0.936g/mL ku-25°C (lit.)

Ubuninzi boMphunga: 3.5(vsair)

Uxinzelelo lomphunga: 29mmHg (20°C)

Isalathiso seRefractive:n20/D1.414(lit.)FEMA4002|METHYL2-METHYL-2-PROPENOATE

Indawo edanyazayo: 50°F

Iimeko zokugcina: 2-8°C

Ukunyibilika: 15g/l

Ifomu: Umgubo womgca weCrystal okanye iiCrystals

Umbala:Mhlophe ukuya kumthubi

Umda wevumba: (I-OdorThreshold) 0.21ppm

Ixabiso lomda wokudubula: (umda wokudubula) 2.1-12.5% ​​(V)

Ukunyibilika kwamanzi: 15.9g/L(20ºC) JECFA Inombolo 1834

Merck: 14,5941

IBRN: 605459

 


Iinkcukacha zeMveliso

Iithegi zeMveliso

Inkcazo:I-Methyl methacrylate (MMA) yinto ebalulekileyo ye-organic chemical material ekrwada, esetyenziswa kakhulu kwimveliso ye-polymethyl methacrylate (plexiglass), i-polyvinyl chloride encedisa i-ARC kwaye isetyenziswe njenge-monomer yesibini kwimveliso ye-acrylic fibers.Inokuthi icopolymerized kunye nezinye ii-vinyl monomers zokufumana iimveliso ezineempawu ezahlukeneyo, ezisetyenziswa njengee-resin, izinto zokuncamathelisa, i-ion exchange resins, i-agent ye-glazing yephepha, i-textile printing kunye ne-daying encedisayo, ii-agent zonyango zesikhumba, i-oyile yokuthambisa, i-oyile ekrwada yokugalela i-depressants. , izinto zokugalela i-insulating Isetyenziswa ngokubanzi njengeplastiki ye-emulsions yeplastiki.

 

Iimpawu:1. Ityhefu encinci 2. I-Volatile kwaye iyatsha

 

Isicelo:I-Methyl methacrylate yimathiriyeli ebalulekileyo yeekhemikhali ekrwada, isetyenziswa ikakhulu njenge-polymethyl methacrylate monomers (iglasi ephilayo), kunye nezinye i-vinyl monomer copolymerization ukufumana uhlobo olwahlukileyo lwemveliso, ekwasetyenziswa ekwenzeni enye intlaka, iplastiki, izinto zokuncamathelisa, iingubo, izinto zokuthambisa, ii-ajenti zokungena kwiplanga, ii-agent zokufunxa iikhoyili zemotor, i-ion exchange resin, iphepha, ipolishi, izinto ezincedisa amalaphu, iarhente yonyango lwesikhumba kunye nemathiriyeli yokugalela njalo njalo.

 

Amacebiso ngokubanzi:Izilumkiso zokusebenza: ukusebenza okuvaliweyo, ukuqinisa umoya.Abanini-zithuthi kufuneka bafumane uqeqesho olulodwa kwaye bathobele ngokungqongqo iinkqubo zokusebenza.Kwenziwa isincomo sokuba abaqhubi banxibe izixhobo zokuphefumla zokucoca eziziqalayo (isiqingatha semaski), iiglasi zokhuseleko lwekhemikhali, iimpahla zokusebenza ezichasene ne-static, kunye neeglavu ezixhathisa irabha kwioli.Gcina kude nomlilo kunye nemithombo yobushushu, kwaye ukutshaya akuvumelekanga ngokungqongqo kwindawo yokusebenza.Sebenzisa izixhobo zokungenisa umoya ezingagqabhukiyo kunye nezixhobo.Thintela umphunga ekubeni ungavuzi emoyeni wasemsebenzini.Gwema ukudibanisa ne-oxidants, i-acids, iziseko, i-halogens.Xa iphathwa, kufuneka ilayishwe kancinci kwaye yothulwe ukukhusela umonakalo kwipakethe kunye nezikhongozeli.Ixhotyiswe ngeentlobo ezihambelanayo kunye nobuninzi bezixhobo zokucima umlilo kunye nokuvuza kwezixhobo zonyango olungxamisekileyo.Izikhongozeli ezingenanto zisenokuba ziintsalela eziyingozi.

 

Umqulu:180/190kg ubunzima net, okanye imfuneko njengoMthengi.

 

Ezothutho kunye nokugcinwa:

1. Gcina kwindawo epholileyo nengena umoya.Zigcine kude nomlilo kunye nemithombo yobushushu.Gcina kude ekukhanyeni.Ubushushu bokugcina akufunekanga budlule kwi-30 ℃.
2. Ukupakishwa kuyadingeka ukuba kutywinwe kwaye kungadibanisi nomoya.
3. Kufuneka igcinwe ngokwahlukileyo kwi-oxidants, acids, alkalis, halogens, njl., kwaye akufanele ixutywe.
4. Ngexesha lokuthuthwa, kufuneka likhuselwe ekuchaseni ilanga, imvula, kunye nobushushu obuphezulu.Ngexesha lokumisa, hlala kude nomlilo, imithombo yokushisa kunye neendawo zokushisa eziphezulu.
5. Umbhobho wokukhupha isithuthi esithwala le nto kufuneka uxhotyiswe kunye nesixhobo sokubamba umlilo, kunye nokusetyenziswa kwezixhobo zoomatshini kunye nezixhobo ezijongene neentlantsi akuvumelekanga ukulayishwa kunye nokukhulula.


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