Pigmenti Yellow 138 CAS 30125-47-4
Ifaara
Pigment yellow 138, ti a tun mọ si bi ofeefee ododo, ipè ofeefee, orukọ kemikali jẹ 2,4-dinitro-N- [4- (2-phenylethyl) phenyl] aniline. Atẹle jẹ ifihan si diẹ ninu awọn ohun-ini, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu ti Yellow 138:
Didara:
- Yellow 138 jẹ lulú kristali ofeefee kan, eyiti o jẹ irọrun tiotuka ninu awọn nkan ti o nfo Organic, gẹgẹbi kẹmika, ethanol, ati bẹbẹ lọ, ati aifọkanbalẹ ninu omi.
- Awọn oniwe-kemikali be pinnu wipe o ni o dara photostability ati ooru resistance.
- Yellow 138 ni iduroṣinṣin to dara labẹ awọn ipo ekikan, ṣugbọn o ni itara si discoloration labẹ awọn ipo ipilẹ.
Lo:
- Yellow 138 ti wa ni o kun lo bi ohun Organic pigment ati ki o ti wa ni o gbajumo ni lilo ninu awọn kikun, inki, pilasitik ati awọn miiran ise.
- Nitori awọ ofeefee rẹ ti o han kedere ati iyara awọ ti o dara, Yellow 138 nigbagbogbo lo bi pigment ni kikun epo, kikun awọ omi, kikun akiriliki ati awọn aaye iṣẹ ọna miiran.
Ọna:
- Ọna igbaradi ti ofeefee 138 jẹ eka sii, ati pe o maa n gba nipasẹ iṣesi oxidation pẹlu awọn agbo ogun amino.
- Ọna igbaradi pato le ni ifarabalẹ ti awọn agbo ogun nitroso pẹlu aniline lati gba 2,4-dinitro-N-[4- (2-phenylethyl) phenyl] imine, ati lẹhinna iṣesi ti imine pẹlu hydroxide fadaka lati mura Huang 138 .
Alaye Abo:
- Yellow 138 ni gbogbogbo ni a gba pe o jẹ iduroṣinṣin ati ailewu labe awọn ipo lilo deede.
- Yellow 138 jẹ ifarasi si discoloration labẹ awọn ipo ipilẹ, nitorinaa olubasọrọ pẹlu awọn nkan ipilẹ yẹ ki o yago fun.