Methyl methacrylate (Methyl ester ntawm 2-methyl-2-propenoic acid)

Tshuajncov xwm txheej

Methyl 2-methyl-2-propenoate muaj cov ntxhiab tsw ntxhiab tsw.Nyob rau hauv lwm daim ntawv qhia no compound yog qhia kom muaj ib tug ntse, fruity tsw,Methyl methacrylate yog ib qho organic compound nrog cov mis CH₂=C(CH₃) COJ₃.Cov kua tsis muaj xim no, methyl ester ntawm methacrylic acid (MAA) yog ib qho monomer uas ua rau ntawm qhov loj rau kev tsim cov poly (methyl methacrylate) (PMMA).

Daim ntawv thov

Methyl methacrylatec yog siv rau hauv cov pob txha acrylic cements siv hauv kev phais orthopedic;nyob rau hauv zus tau tej cov acrylic polymers, polymethylmethacrylate thiab copolymer siv nyob rau hauv acrylic nto txheej;nyob rau hauv manufaeture ntawm emulsion polymers;nyob rau hauv kev hloov kho ntawm unsaturated polyester resins;hauv kev tsim cov methacrylate ntau dua, acrylic fibers, acrylic zaj duab xis, inks, hluav taws xob-polymerized impregnants rau ntoo, thiab hnyav-raws li adhesives thiab binders;raws li kev hloov pauv ntawm PVC;nyob rau hauv tshuaj tsuag adhesives;nyob rau hauv nonirritant bandage solvents;nyob rau hauv kev kho hniav technology raws li ceramic muab tub lim los yog cement;txhawm rau tiv thaiv cov kab mob corneal;nyob rau hauv intraocular lo ntsiab muag, cov ntsia hlau dag, thiab cov khoom siv hnov ​​lus;raws li monomer rau polymethaerylate resins;nyob rau hauv lub impregnation ntawm concretc.

Lub cevfua orm

Ntshiab, xim tsis muaj kua nrog ib tug nkag mus, fruity tsw

Hazard Class

3

Txee lub neej

Raws li peb cov kev paub dhau los, cov khoom tuaj yeem khaws cia rau 12 lub hlis txij li hnub xa khoom yog tias khaws cia rau hauv cov thawv kaw ntom ntom, tiv thaiv lub teeb thiab kub thiab khaws cia ntawm qhov kub ntawm 5 - 30.°C

Typical zog

Melting point

-48 ° C (lit.)

Boiling point

100 ° C (lit.)

ceev

0.936 g / mL ntawm 25 ° C (lit.)

vapor ceev

3.5 (vs huab cua)

vapor siab

29 hli Hg (20 ° C)

Refractive Index

n20/D 1.414 (lit.)

cia temp.

2-8 ° C

Fp

50 ° F