Tolidine diisocyanate TODI / 3,3′-Dimethyl-4,4′-biphenylene diisocyanate CAS NO. 91-97-4

Takaitaccen Bayani:

Sunan Sinadari: 3,3′-Dimethyl-4,4′-biphenylene diisocyanate

Ma'anar kalmomi: 3,3′-Dimethyl-4,4′-biphenylene diisocyanate; Bitolylene Diisocyanate; benzoxadiazole; 4,4′-Diisocyanato-3,3′-dimethylbiphenyl; Tolidine diisocyanate (TODI)

Lambar: TODI

Lambar CAS: 91-97-4

Aika mana imel

Cikakken Bayani game da Samfurin

Alamun Samfura

Bayanin Samfurin

TODI / 3,3'-Dimethyl-4,4'-biphenylene diisocyanate, lambar CAS 91-97-4, ƙari ne na duniya don inganta halayen injiniya da sinadarai akan elastomers na urethane. Zoben benzene guda biyu a cikin ƙwayar TODI suna da tsari mai daidaito. Saboda toshewar sitiriyo na ƙungiyar o-methyl, aikin amsawar ya yi ƙasa da na TDI da MDI.

Idan aka kwatanta da polyurethane elastomers da ke tushen NDI, elastomers da ke tushen TODI, oligomer polyols da MOCA suna da irin waɗannan halaye na zahiri, kamar kyakkyawan juriya ga zafi, juriya ga hydrolysis da halayen injiniya. Idan aka kwatanta da roba, robobi da ƙarfe, elastomers da ke tushen TODI suna da fa'idodi da yawa, suna da ɗorewa, juriya ga zafi da juriya ga hydrolysis. Elastomers da ke tushen TODI suna ba da kyawawan halaye na injiniya don amfani da su a cikin yanayi mai wahala da/ko muhalli. Bugu da ƙari, sakamakon tsawon rayuwar tukunya, prepolymer da ke tushen TODI ya fi sauƙin sarrafawa idan aka kwatanta da samfuran da ke tushen NDI.

Aikace-aikace

Tare da kyawawan halayen injiniya da sinadarai, ana amfani da elastomers na TODI sosai a fannoni daban-daban. Da farko, abubuwan rufewa, kamar rufe mai, zoben piston, hatimin ruwa da sauransu. Sannan, sassan motoci wani babban aikace-aikacen TODI ne, gami da tsawaita bumpers, masu ɗaukar girgiza, gasasshen gasasshen da sauransu. Bayan haka, amfani da masana'antu masu tsada, misali bel, birgima, casters. Bugu da ƙari, TODI muhimmin wakili ne na rufewa a fannin lantarki da kuma a matsayin gabobin wucin gadi a cikin kayan aikin likita.

Shiryawa & Ajiya

Marufi: 50kgs/grum na ƙarfe.

Ajiya da jigilar kaya: TODI yana da saurin kamuwa da danshi. Ruwa yana amsawa da dukkan diisocyanates don samar da abubuwan da suka samo asali daga urea marasa narkewa. Ya kamata a adana TODI a cikin kwantena da aka rufe sosai a cikin yanayi mai sanyi da bushewa.

KADA a saka TODI tare da abinci kuma a guji fallasa shi a yanayin zafi sama da 30℃. Bayan amfani, dole ne a rufe murfin nan da nan idan akwai matsala. A ƙarƙashin yanayin ajiya mai dacewa, TODI yana aiki na tsawon watanni shida aƙalla daga ranar da aka kawo shi.

Ƙayyadewa

Samfuri	3,3'-Dimethyl-4,4'-biphenylene diisocyanate
Lambar Lamba	YAU
Lambar Rukuni	2300405	shiryawa	20kg/ganga		Adadi	500kgs
Ranar ƙera	2023-04-05		Ranar Karewa		2024-04-04
Ƙungiyar	Ƙayyadewa			Sakamako
Bayyanar	Hasken rawaya zuwa fari mai launin granular mai kauri			Ya dace
Jimlar chlorine,%	≤0.1			0.033
Chlorine mai narkewa a cikin ruwa,%	≤0.01			0.0026
Matsayin narkewa, ℃	69 - 71			69.1 - 70.2
-Abubuwan da ke cikin NCO, %	31.5 - 32.5			32.5
Tsarkaka,%	≥99.0			99.55
Kammalawa	Wanda ya cancanta

Ba da shawarar Samfuran

1.	Desmodur RE
2.	Desmodur RFE
3.	Polybutadiene da aka Kare daga Hydroxyl HTPB CAS 69102-90-5
4.	Tsarkakken MDI 99.5% CAS 101-68-8
5.	IPDI (Isophorone Diisocyanate)
6.	TDI 80/20
7.	TDI-Bases Polyisoyanurate(RC)
8.	NDI(1,5-Naphthalene Diisocyanate) CAS 3173-72-6
9.	RF(JQ-4)
10.	RN
11.	DETDA CAS 68479-98-1
12.	DMTDA CAS 106264-79-3
13.	MMEA CAS 19900-72-2
14.	1,4-Phenylene diisocyanate (PPDI)
15.	TEOF CAS 122-51-0
16.	MOCA CAS 101-14-4
17.	PTSI CAS 4083-64-1
18.	da sauransu...