MDI mimọ 99,5% CAS 101-68-8

Apejuwe kukuru:

Orukọ Kemikali: 4,4-Diphenylmethane diisocyanate

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

koodu: MDI

CAS: 101-68-8

Ilana molikula: C15H10N2O2

Ìwúwo molikula:250 [g/mol]

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Alaye ọja

ọja Tags

ọja Apejuwe

MDI yii jẹ monomeric diphenylmethane 4,4' diisocyanate (MDI) pẹlu iwuwo molikula kan ti 250 [g/mol]. Ni iwọn otutu yara ọja naa gba irisi funfun si bia ofeefee to lagbara.

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Sipesifikesonu

Nkan	Atọka
Ifarahan	funfun to bia ofeefee ri to
2,4'-akoonu isomer,%	≤ 1.8
Hydrolysable kiloraini, ppm	≤ 50
MDI-Dimer*,%	≤ 0.10
Mimọ (mol. wt. 250),%	≥99.5
NCO-akoonu (ijinlẹ),%	33.6
Oju didi,℃	≥ 38.4
Phenylisocyanate-akoonu,ppm	≤ 10
Viscosity ni 40 °C,mPa·s	4.1
Akiyesi: A le ṣajọpọ gẹgẹbi ibeere sipesifikesonu awọn alabara.