2 2'-Bis (trifluoromethyl) benzidine (CAS# 341-58-2)
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R45 - Le fa akàn R50/53 – Majele pupọ si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi. R36 - Irritating si awọn oju R25 – Majele ti o ba gbe R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. |
| Apejuwe Abo | S22 - Maṣe simi eruku. S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.) S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S37 - Wọ awọn ibọwọ ti o dara. |
| UN ID | 2811 |
| HS koodu | 29215900 |
| Akọsilẹ ewu | Oloro |
| Kíláàsì ewu | IRU-IPA |
Ọrọ Iṣaaju
2,2'-Bis (trifluoromethyl) -4,4'-diaminobiphenyl, ti a tun mọ ni BTFMB, jẹ ohun elo Organic. Atẹle jẹ ifihan si awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:
Didara:
- Irisi: White kirisita lulú
- Insoluble ninu omi, die-die tiotuka ni ether ati benzene, tiotuka ni Organic olomi bi alcohols.
Lo:
- 2,2′-Bis (trifluoromethyl) -4,4′-diaminobiphenyl jẹ agbedemeji Organic pataki, ti a lo ni akọkọ ninu iṣelọpọ ti awọn agbo ogun polima ati awọn polima.
O le ṣee lo lati ṣeto awọn polima pẹlu iduroṣinṣin otutu giga, itanna ti o dara julọ ati awọn ohun-ini ẹrọ, gẹgẹbi polyimide, polyetherketone, bbl
BTFMB tun le ṣee lo bi ohun elo aise fun awọn ayase, awọn afikun ti a bo, awọn ohun elo kemikali, ati bẹbẹ lọ
Ọna:
- Ijọpọ ti 2,2′-bis (trifluoromethyl) -4,4′-diaminobiphenyl ni gbogbogbo lọ nipasẹ iṣesi-igbesẹ pupọ
- Ọna kan pato jẹ hydroxymethylation ti metacrylonitrile pẹlu 4,4′-diaminobiphenyl lati gba ọja agbedemeji, atẹle nipa trifluoromethylation lati gba ọja ibi-afẹde.
Alaye Abo:
- 2,2′-Bis (trifluoromethyl) -4,4′-diaminobiphenyl jẹ ohun elo Organic ti o le jẹ majele ati irritating
- Lakoko lilo ati ibi ipamọ, olubasọrọ pẹlu awọn aṣoju oxidizing lagbara ati awọn acids ti o lagbara yẹ ki o yago fun
- Nigbati o ba n mu ati sisọnu idoti, tẹle awọn ofin ati ilana agbegbe
