Zhejiang Hongda Chemical Co., Ltd
China |
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| Products Catalog: optical brightener OB |
(Product Photo) |
| Origin: | China |
| Payment Method: | Telegraphic Transfer (T/T) |
| Specification: | Optical Brightening Agent OB ( C.I.184)
Chemical name 2, 5-bis-( 5-ter-butyl-benzoxazolyl-) thiophene
Structural formula
Molecular formula: C26H26N2O2S H9C4
Molecular weight: 430
Properties: The product is a bright yellow-green crystal powder. Its melting point is 196-203° C, Decomposition temperature is larger than 220° CIts hard to dissolve in water. It dissolves in paraffin fat , mineroil, wax and common organic solovents, The hue of the fluorescent light is blue light. The wave length of the maximum absorptive light is 375nm( ethyl alcohol) .
Technical conditions:
Appearance: slight greenish yellow powder
Melting Point: 200-202° C
Purity: e99.0%
Fineness: through 100 meshes
Use:
It is mainly used in thermoplastic , PVC, PE, PP, PS, ABS, SAN, CA, PA, PMMA, acrylic resin , polyester fibre, paint, coating, the brightening of prointing ink
Package: It is packed in bicorrugated paper box with a liner of plastic bag.
The net weight of each box is 10 kg .It can be packed according to the
requirement of the user
Note: It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product. |
Your inquiry will be recorded in "Member Trade Mail". |
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| Company Contact |
| Name: |
Ms. Shary Lian [Sales] |
| E-mail: |
Send Message |
| Homepage: |
http://www.zjhdchem.com |
| Instant Messaging |
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| Phone Number: |
86-575-82212544 |
| Fax Number: |
86-575-82009612 |
| Address: |
Fine chemical park, Hangzhou bay
Shangyu 312300, Zhejiang
China |
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