Thepa ea Lik'hemik'hale

Mokelikeli o tukang o se nang 'mala, o bonaletsang kapa o mosehla o bobebe. Ho na le monko o matla o bohale. O ka kopanngoa le ethanol (ho bola), diethylene glycol, ether, acetone, carbon tetrachloride, benzene, chlorobenzene, parafini le oli ea mohloaare.

Sebelisa:

E sebelisoa e le thepa e tala bakeng sa ho etsa foam e tenyetsehang ea polyurethane, liphahlo, rabara le likhomaretsi

Mokhoa oa tlhahiso

1. E lokisitsoe ka karabelo ea 2,4-diaminotoluene le phosgene. Taba ea pele, qhala diaminotoluene e tiileng ka har'a benzene e nang le chlorine, 'me u e futhumatse ho fihlela ho 70°C ka ho hlohlelletsa ho fumana tharollo ea diaminotoluene chlorobenzene. Phosgenated benzene oxide e fumanoeng e kenngoa ka pitseng ea phosgene e mocheso o tlase 'me ho eketsoa leseli le itseng la metsi. Kamora ho etsa hore khase e be teng, eketsa tharollo ea diaminotoluene e lokisitsoeng ka ho theoha ha u ntse u hlohlelletsa Chemicalbook, etsa phosgenation ho 40°C, ebe u kenya thepa ea phosgenation e mocheso o tlase ka pitseng ea mocheso o phahameng bakeng sa phosgenation e mocheso o phahameng, 'me u e fe moea ha u ntse u futhumatsa, ka lihora tse ka bang 4, karabelo hangata e etsoa ho 120 ~ 125℃; kamora hore karabelo e phetheloe, e fumanoa ka ho hloekisa ka naetrojene, ho e hloekisa le ho e lokisa.

Lintlha tse qaqileng

Nomoro ea CAS 26471-62-5

Foromo ea limolek'hule C9H6N2O2

Boima ba limolek'hule 174.15614

Nomoro ea EINECS 247-722-4

Ntlha ea ho qhibiliha 19.5~21.5℃

Sebaka sa ho belisa 247℃

Botenya 1.22

Lenane la refractive 1.5660 ho isa ho 1.5700

Sebaka sa ho phatloha ha lebone 137 °C

Maemo a polokelo Boloka ka tlase ho +30°C

Mokhoa oa puisano

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