價(jià)格 | 詢價(jià) |
包裝 | 25KG/紙板桶 |
最小起訂量 | 25KG |
發(fā)貨地 | 山東 |
更新日期 | 2022-08-11 |
中文名稱:熒光增白劑 | 英文名稱:OPTICAL BRIGHTER OB-1 |
CAS:4404-43-7 | 純度規(guī)格: 98.5% |
產(chǎn)品類別: 熒光增白劑(optical ) |
low price pure optical brightener brighter,whiter OB-1 (cas no.1533-45-5)
CasNo: 1533-45-5
Molecular Formula: C28H18N2O2
Appearance: GREENISH CRYSTAL POWDER
Application: improve light stability of coatings an...
DeliveryTime: Within ten working day
PackAge: 25KG Fiber Drum
Port: Qingdao,
ProductionCapacity: 100 Kilogram/Month
Purity: 98.5%
Storage: Keep container tightly closed and dry ...
Transportation: by sea or by air
LimitNum: 1 Kilogram
【Chemical Name】2,2'-(vinylenedi-p-phenylene)bisbenzoxazole
【CAS NO】1533-45-5
【Molecular Formula】C28H18N2O2
【Molecular Weight】414.5
【Structure】
Specification
TEST | UNIT | SPECIFICATION |
APPEARANCE | GREENISH CRYSTAL POWDER | |
ASSAY | % | 98.50MIN |
VOLATILES | % | 0.50MAX |
MELTING POINT | ℃ | 350.0-360.0 |
FINENESS | MESH | 200MIN |
TGA: 0.2%(300℃) 2.2%(350℃) 19.4%(400℃)
Application
*OB-1 is high molecule Optical Brightener, Used as fluorescent whitening agent for textile fibers, molded articles and sheets.
* OB-1 offers good resistance to heat, provides exceptional whitening properties and exhibits good light fastness and low volatility.
Packing:
25KG Fiber Drum
Storage
Keep container tightly closed and dry and storage in cool place
Product Name | Optical brightener OB-1(C.I. 393) |
CAS No. | 1533-45-5 |
EINECS No. | 216-245-3 |
Other Name | 2,2'-(1,2-Ethenediyldi-4,1-phenylene) |
MF | C28H18N2O2 |
Appearance | Bright yellow / green crystalline powder |
Purity | ≥99% |
Melting point | 300~380 °C |
Volatile: | <0.5% |
Package | 20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements. |
Applications: | |
Properties: ? Colors appear more brilliant ? Environmentally friendly ? Excellent brightening ability ? Produce a bluish tinge, masking yellowness ? Whiter-than-white appearance. | |
Dosage: Optical brightener OB-1 is commonly used in the amount of 0.01-0.03%, that is, each 100kg of the materials, the optical brightener OB-1 takes 10g-30g or can be adjusted according to the requirements of the product or test. |
成立日期 | 2018-09-14 (7年) | 注冊資本 | 500萬 |
員工人數(shù) | 50-100人 | 年?duì)I業(yè)額 | ¥ 1000萬-5000萬 |
主營行業(yè) | 橡塑助劑 | 經(jīng)營模式 | 貿(mào)易,工廠 |
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