MDI Yera 99.5% CAS 101-68-8

Ibisobanuro bigufi:

Izina ryimiti: 4,4-Diphenylmethane diisocyanate

Synonyme: 4,4′-MDI; monomeric diphenylmethane 4,4 ′ diisocyanate; Methylenediphenyl 4,4′-Diisocyanate

Kode: MDI

CAS: 101-68-8

Inzira ya molekulari: C15H10N2O2

Uburemere bwa molekuline ： 250 [g / mol]

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Ibicuruzwa birambuye

Ibicuruzwa

Ibisobanuro ku bicuruzwa

Iyi MDI ni diphenylmethane ya monomeric 4,4 'diisocyanate (MDI) ifite uburemere bwa molekile 250 [g / mol]. Ku bushyuhe bwicyumba ibicuruzwa bifata ishusho yumweru kugeza yijimye.

Ibindi bisobanuro bifitanye isano

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Ibisobanuro

Ingingo	Ironderero
Kugaragara	cyera kugeza umuhondo wijimye
2,4'-isomer ibirimo,%	≤ 1.8
Hydrolysable chlorine, ppm	≤ 50
MDI-Dimer *,%	≤ 0.10
Isuku (mol. Wt. 250),%	≥99.5
NCO-ibirimo (theoretical),%	33.6
Ingingo yo gukonjesha, ℃	.4 38.4
Fenylisocyanate-ibirimo ， ppm	≤ 10
Ubushuhe kuri 40 ° C, mPa · s	4.1
Icyitonderwa: Turashobora guhuza ukurikije ibyifuzo byabakiriya.