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

CAS:7128-64-5

Cov mis molecular:C26H26N2O2S

Qhov Hnyav Molecular:430.56

Cov lus txhais:bbot150; DERIVATIVE NTAWM STILBENE DISULFONIC ACID; BBOT; 2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE; Tus neeg sawv cev ua kom dawb fluorescent OB; Optical Brightener OB; EUTEX-OB RC EXTRA

Sau Koj Cov Lus

Cov Khoom Qhia Txog Khoom

Rub tawm

Cov Cim Npe Khoom

2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene CAS 7128-64-5 yog dab tsi?

2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene yog hmoov daj-ntsuab. Lub ntsiab lus yaj yog 200 ~ 201 ℃, thiab qhov kub ntawm kev lwj yog ntau dua 220 ℃. Insoluble hauv dej, soluble hauv alkanes, rog, roj av, waxes thiab cov kuab tshuaj organic feem ntau.

Cov Lus Qhia Tshwj Xeeb

Khoom Lub Npe	Kev kho qhov muag tshuaj ua kom ci ntsa iab OB(CI 184 / CI28 )
MF	C26H26N2O2S
EINECS No.	230-426-4
CAS No.	7128-64-5,
Lub Npe Tshuaj	2,5-bis(5-tert-butyl benzoxazoly-2'-)thiophene
Qhov tsos	Hmoov ntsuab kaj
Kev dawb huv	≥98%
Qhov kub yaj	198~202 °C
Cov khoom tsis ruaj khov:	<0.5%
Pob khoom	20kg ib lub thawv, 25/30kg ib lub nruas fiber nrog PE liner, lossis raws li cov neeg siv khoom xav tau.
Cov ntawv thov: It yog dav siv lawm hauv cov thermoplastic xws li PVC, PE, PP, ABS, PS, thiab tsis tau txaisntsuas cov roj hmab thiab xim, kua mem thiab roj yaj tau cov txheej txheem.
Cov Khoom: Cov khoom yog lub teeb ntsuab los yog ntsuab hmoov, tsis muaj tshuaj lom thiab tsis muaj saj, tuaj yeem yaj rau hauv alkane, rog, roj av, paraffin thiab feem ntau cov organic solvents, qhov absorption spectra ntawm tus nqi loj tshaj plaws rau 375 mm (hauv ethanol).
Kev Siv Tshuaj: PVC dawb: 0.01 ~ 0.05%; Polystyrene: 0001 ~ 0.001%; Polyolefin matrix: 0.0005 ~ 0.001%		txhawm rau txhim kho lub teeb ci: 0.0001 ~ 0.001% ABS: 0.01 ~ 0.05%; Dawb matrix: 0.005 ~ 0.05%

Daim Ntawv Thov

Optical Brighter OB siv rau kev ua kom cov polyvinyl chloride, polystyrene, ABS resin, polyolefin thiab polyester ci ntsa iab, kuj siv rau acetate fiber, polymethyl methacrylate, ua npuas ncauj tawv dawb. Kuj siv rau hauv cov varnishes, xim, UV-curable coatings, printing inks, rog, roj, thiab cov ntaub ntawv ntim khoom. Nws tuaj yeem siv ua lub cim tiv thaiv kev cuav hauv printing ink. Hauv kev thaij duab, nws tuaj yeem siv los txhim kho qhov dawb ntawm thaj chaw tsis yog duab ntawm daim duab, uas tuaj yeem hloov mus ua fluorescence thaum daim duab raug irradiated los ntawm lub teeb ultraviolet. Tsim cov nyhuv ci ntsa iab.