2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene CAS 7128-64-5

CAS:7128-64-5

Molecular Formula:C26H26N2O2S

Molecular Weight:430.56

Mashoko anoreva zvakafanana:bbot150; KUBVA KWESTILBENE DISULFONIC ACID; BBOT; 2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE; Fluorescent whitening agent OB; Optical Brightener OB; EUTEX-OB RC EXTRA

Siya Mharidzo Yako

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Chii chinonzi 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene CAS 7128-64-5 ?

2,5-Bis(5-tert-butyl-2-benzoxazolyl) thiophene iupfu yeyero-girinhi. Nzvimbo yekunyunguduka i200 ~ 201 ℃, uye tembiricha yekuora yakakura kupfuura 220 ℃. Isoluble mumvura, soluble mu alkanes, mafuta, mineral oils, waxes uye zvakajairika organic solvents.

Tsanangudzo

Product Zita	Optical brightener OB(CI 184 / CI28 )
MF	C26H26N2O2S
EINECS Nha	230-426-4
CAS Nha	7128-64-5,
Chemical Name	2,5-bis(5-tert-butyl benzoxazoly-2'-)thiophene
Chitarisiko	Chiedza chegirini poda
Kuchena	≥98%
Melting point	198~202 °C
Kusagadzikana:	<0.5%
Package	20kg pa carton, 25/30kg pa faibha dhiramu ine PE liner, kana sezvinodiwa nevatengi.
Applications: It yakawanda kushandiswa mune thermoplastic akadai PVC, PE, PP, ABS, PS, uye unsaturated resin uye pendi, inki nemafuta soluble coatings.
Properties: Chigadzirwa chacho chakareruka girini kana girinhi poda, isina-chepfu uye isina kuravira, inogona kunyungudika mukati alkane, mafuta, mineral oiri, parafini uye akawanda organic solvents, iyo yekunyudza spectra yehukuru hukuru hwe375 mm (mu ethanol).
Dosage: PVC whitening: 0.01 ~ 0.05%; Polystyrene :0001 ~ 0.001%; Polyolefin matrix: 0.0005 ~ 0.001%		kuvandudza chiedza chechiedza: 0.0001 ~ 0.001% ABS: 0.01 ~ 0.05%; White matrix: 0.005 ~ 0.05%

Application

Optical Brighter OB inoshandiswa kupenya polyvinyl chloride, polystyrene, ABS resin, polyolefin uye polyester, inoshandiswawo acetate fiber, polymethyl methacrylate, furo dehwe kuchena. Inoshandiswawo mumavarnish, pendi, UV-anorapika majasi, kudhinda ingi, mafuta, mafuta, kurongedza zvinhu. Inogona kushandiswa se anti-yekunyepedzera chiratidzo mukudhinda inki. Mukutora mafoto, inogona kushandiswa kuvandudza kuchena kwenzvimbo isiri yemufananidzo yemufananidzo, iyo inogona kushandurwa kuita fluorescence kana iyo foto inovhenekerwa ne ultraviolet mwenje. Gadzira kupenya mhedzisiro.