Optical brightener OB Fine

Optical brightener OB  Zoo

Cov qauv qauv

Khoom npe:Optical brightener OB Fine

Lub npe tshuaj:2,5-thiophenediylbis (5-tert-butyl-1,3-benzoxazole)

Ib: 184

CAS Nr .: 7128-64-5

Specifications

Cov mis mos molecular: C₂₆H₂₆N₂O₂S

Molecular Luj: 430

Cov tsos mob: lub teeb daj hmoov

Tone: xiav

Melting point: 196-203 ℃

Purity: ≥99.0%

Ntshiab: ≤0.1%

Particle loj: Hla 300 mesh

Qhov siab tshaj plaws nqus wavelength: 375nm (Ethanol)

Qhov siab tshaj plaws emission wavelength: 435nm (Ethanol)

Cov khoom

Optical brightener OB Fine yog ib hom benzoxazole compound, nws tsis muaj ntxhiab, tsis yooj yim rau yaj hauv dej, soluble hauv paraffin, rog, ntxhia roj, siv quav ciab thiab cov organic solvents.Nws tuaj yeem siv rau cov khoom siv tshuaj dawb, PVC, PS, PE, PP, ABS, Acetate fiber, xim, txheej, luam ntawv number case, thiab lwm yam. emit ib tug kaj bluish dawb glaze.

Daim ntawv thov

Optical brightener OB Fine yog ib qho zoo tshaj plaws brighteners dav siv nyob rau hauv cov yas thiab fibers thiab muaj cov nyhuv whitening tib yam li Tinopal OB.Nws tuaj yeem siv rau hauv cov thermoplastics, polyvinyl chloride, polystyrene, polyethylene, polypropylene, ABS, acetate, thiab nws kuj siv tau rau hauv cov kua roj vanish, xim, dawb enamels, coatings, thiab inks. .Nws muaj qhov zoo ntawm kev ua haujlwm kub, huab cua tsis kam, tsis daj, thiab xim zoo nkauj.Nws tuaj yeem muab ntxiv rau cov khoom siv monomer lossis prepolymerized ua ntej lossis thaum lub sijhawm polymerization, condensation, ntxiv polymerization, los yog ntxiv rau hauv daim ntawv ntawm hmoov lossis pellets (piv txwv li masterbatch) ua ntej lossis thaum lub sijhawm tsim cov yas thiab hluavtaws fibers.

Cov ntaub ntawv siv:

1 PVC:

Rau mos lossis tawv PVC:

Dawb: 0.01 ~ 0.05% (10 ~ 50g / 100KG khoom)

Pob tshab: 0.0001 ~ 0.001% (0.1g ~ 1g / 100kg khoom)

2 PS:

Dawb: 0.001% (1g / 100kg khoom)

Pob tshab: 0.0001 ~ 0.001 (0.1 ~ 1g / 100kg khoom)

3 ABS:

Ntxiv 0.01-0.05% rau ABS tuaj yeem tshem tawm cov xim daj qub thiab ua tiav cov nyhuv whitening zoo.

4 Polyolefin khoom:

Cov nyhuv whitening zoo hauv polyethylene thiab polypropylene:

Pob tshab: 0.0005 ~ 0.001% (0.5 ~ 1g / 100kg khoom)

Dawb: 0.005 ~ 0.05% (5 ~ 50g / 100kg khoom)

Pob

25kg fiber nruas, nrog PE hnab hauv los yog raws li tus neeg thov.