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Methyl methacrylate (MMA)

Methyl methacrylate (MMA)

Nkọwa dị mkpirikpi:

CAS NO.: 80-62-6

Usoro:C5H8O2

Ibu arọ molekụla:100.12

EINECS NO.:201-297-1

Mp:-48 Celsius

Bp:100 Celsius C (ọkụ ọkụ)

Ntụgharị ntụgharị:n20/D 1.414 (ọkụ)

Njupụta:0.943 g/ml na 20 Celsius

Ebe mgbaze: -48°C(ọkụ)

Ebe esi mmiri: 100°C (ọkụ)

Njupụta: 0.936g/ml na 25°C (ọkụ.)

Njupụta uzuoku: 3.5 (vsair)

Nrụgide ikuku: 29mmHg (20°C)

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

Ebe ọkụ: 50°F

Ọnọdụ nchekwa: 2-8°C

Solubility: 15g/l

Ụdị: kristal ahịrị ntụ ntụ ma ọ bụ kristal

Agba:Ọcha ruo odo odo

Ọnụ ụzọ isi: (OdorThreshold) 0.21ppm

Uru oke mgbawa: (oke mgbawa) 2.1-12.5% ​​(V)

Mmiri mmiri: 15.9g/L(20ºC) Nọmba JECFA 1834

Ọnụ: 14,5941

BRN: 605459

 


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa:Methyl methacrylate (MMA) bụ ihe dị mkpa organic kemịkalụ akụrụngwa, tumadi na-eji na mmepụta nke polymethyl methacrylate (plexiglass), polyvinyl chloride auxiliary ARC na-eji dị ka nke abụọ monomer na mmepụta nke acrylic eriri.Enwere ike ijikọ ya na monomers vinyl ndị ọzọ iji nweta ngwaahịa ndị nwere ihe dị iche iche, nke a na-eji dị ka resins, adhesives, resins exchange resins, akwụkwọ glazing, mbipụta textile na ihe enyemaka ịchaji, ndị na-ahụ maka ọgwụgwọ akpụkpọ anụ, ihe mgbakwunye mmanụ mmanụ, mmanụ crude na-awụpụ ihe ndị na-akụda mmụọ. , ikpuchi ihe na-awụsa ihe A na-eji ya eme ihe dị ka plasticizer maka emulsions plastik.

 

Njirimara:1. Obere ihe na-egbu egbu 2. Na-agbanwe agbanwe na ọkụ

 

Ngwa:Methyl methacrylate bụ ihe dị mkpa kemịkalụ akụrụngwa, ọ na-ejikarị dị ka polymethyl methacrylate monomers (organic iko), nakwa na ndị ọzọ vinyl monomer copolymerization iji nweta dị iche iche ọdịdị nke ngwaahịa, na-eji na mmepụta nke ọzọ resin, plastic, adhesives, coatings, ihe mmanu mmanu, ihe ndi na-acho infiltration osisi, ihe ndi na-eme ka moto na-akpu ihe, resin mgbanwe ion, akwukwo, polish, ihe inyeaka textile, onye na-ahụ maka ọgwụgwọ akpụkpọ anụ na ihe mkpuchi mkpuchi na ihe ndị ọzọ.

 

Ndụmọdụ n'ozuzu:Akpachara anya na-arụ ọrụ: arụ ọrụ mechiri emechi, mee ka ikuku ikuku sie ike.Ndị na-arụ ọrụ ga-enwerịrị ọzụzụ pụrụ iche ma rube isi na usoro ọrụ.A na-atụ aro ka ndị na-arụ ọrụ na-eyi ihe nzacha nzacha nke onwe (ọkara masks), enyo nchekwa kemịkalụ, uwe ọrụ na-egbochi static, na gloves na-eguzogide mmanụ.Wepụ n'ebe ọkụ na ebe ikpo ọkụ na-esi na ya pụta, na ịṅụ sịga ka amachibidoro n'ebe ọrụ.Jiri sistemu na akụrụngwa ikuku ikuku na-egbochi mgbawa.Gbochie uzuoku ịbata n'ikuku ebe ọrụ.Zere kọntaktị na oxidants, acids, bases, halogens.Mgbe a na-ejikwa ya, a ga-ebutu ya nke ọma ma budata ya ka ọ ghara imebi nkwakọ na arịa.Ejiri ụdị dị iche iche kwekọrọ na ọnụọgụ ngwa ọgụ ọkụ yana akụrụngwa ọgwụgwọ ihe mberede na-agbapụta.Akpa ihe efu nwere ike bụrụ ihe mkpofu na-emerụ ahụ.

 

ngwugwu:180/190kg net arọ, ma ọ bụ chọrọ dị ka ahịa.

 

Ụgbọ njem na nchekwa:

1. Chekwaa n'ụlọ nkwakọba ihe dị jụụ, ikuku.Wepụ ọkụ na isi mmalite okpomọkụ.Wepụ ìhè.Okpomọkụ nchekwa ekwesịghị gafere 30 ℃.
2. A chọrọ ka e mechie nkwakọ ngwaahịa ahụ ma ọ bụghị na kọntaktị na ikuku.
3. Ekwesịrị ịchekwa ya iche site na oxidants, acids, alkalis, halogens, wdg, ma ghara ịgwakọta ya.
4. N'oge njem, ekwesịrị ichebe ya ka ọ ghara ikpughe na ìhè anyanwụ, mmiri ozuzo, na oke okpomọkụ.N'oge nkwụsịtụ, pụọ ​​na ọkụ, ebe okpomọkụ na ebe okpomọkụ dị elu.
5. Ọkpụkpọ ikuku nke ụgbọ ala na-ebu ihe a ga-enwerịrị ihe ọkụ ọkụ, na iji ngwá ọrụ na ngwá ọrụ ndị na-adị mfe ọkụ na-amachibido maka nbudata na ibupu.


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