Chemical Optical Brightener Ob-1 C. I. No. 393 for Plastic/Fluorescent Brightener Ob-1

• Customization: Available
• CAS No.: 1533-45-5
• Formula: C28h18n2o2
• Model NO.: OB-1
• EINECS: 216-245-3
• Appearance: Powder
• Usage: Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Leather Auxiliary Agents
• Color: Green
• Transport Package: 25kg/Bag
• Specification: 25kg/bag
• Trademark: NEWSANDA
• Origin: China
• HS Code: 3204200000
• Production Capacity: 200tons/Month

Product Description

Product Description

Optical brightener
Optical brightener is a kind of fluorescent dye, or white dye, which is also the general name of a class of compounds. Its characteristic is that it can stimulate incident light to produce fluorescence, causing the dyed substance to achieve a sparkling effect similar to fluorite, making the substance visible to the naked eye very white.

Specification

Test item		Technical Specification
Appearance		Yellowish crystal powder
Content		≥98%
Color Shade		blue
Mesh		≥200 meshes
Melting point		350ºC-361ºC
Insoluble impurity		≤0.5%
Maximum absorption wavelength		374nm
Maximum emission wavelength		434nm

Applications

Optical brightener OB-1
1. Suitable for whitening chemical fibers such as polyester fiber, nylon fiber, polypropylene fiber, etc. 2. Suitable for whitening and brightening polypropylene plastics, ABS, EVA, polystyrene, polycarbonate, etc. 3. Suitable for conventional polymerization of polyester and nylon.

Packaging & Transportation

Company Profile

QING DAO NEW SANDA INDUSTRY CO.,LTD is a hi-tech enterprise focused on the research and development of chemicals and international trade, specializing in the development, production, trade, import and export business of basic raw materials coating, rubber, and plastic industries etc.There are independent R&D center and inspection center in our company, thus we are able to track and control all procedures of products from small scale test and pilot scale experiment to industrial production. Moreover, we purchase leading experiment and inspection facilities and establish complete inspection system and QA system, thus we enjoy solid guarantees to offer customer quality products.

FAQ

(1).Q: Are you a factory or trading company?
A: We are professional manufacture in construction and industrial chemical materials.
(2).Q: Can I get a free sample?
A:Samples free(less than 200g) available.
(3).Q: Do your products stock in hand?
A: Generally we have some goods stock in hand every month,so shipping fast but it depends on your confirmed order.
(4).Q: Can you offer OEM service?
A: OEM available,can add your logo or as your requests.
(5).Q: What's your payment term?
A: TT,LC,Credit Card,Western Union,Cash,Online Transfer.etc