| Customization: | Available |
|---|---|
| CAS No.: | 1533-45-5 |
| Formula: | C28h18n2o2 |
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1. Optical brightener OB-1, also called optical whitener OB-1
2. Optical whiteners mainly used on PVC,ABS,EVA, PC and so on
Chemicals structure of Optical brightener OB-1| CAS Number :1533-45-5 | EC Number:216-245-3 |
| Molecular Formular:C28H18N2O2 | Molecular Weight:414.4547 |
| English name: Fluorescent Brightener 393 | C.I: 393 |
Specifications:
| Item | Index |
| Appearance | bright yellow crystalline powder |
| Purity | ≥99% |
| Melting point | 357-359°C |
| Volatile conten | ≤0.50% |
| Ash content | ≤0.10% |
Performance Features:
1. High brightening intensity and strong fluorescence.
2. Widely usage in brightening polyester, nylon fiber and all kinds of plastics.
3. Carries good resistance to high temperature.
Application:
1. Goes for the brightening of such chemical fibers of polyester, nylon and polyprolylene.
2. Goes for the whitening and brightening of polypropylene plastic, hard PVC, ABS, EVA, polystyrene, polycarbonate, etc.
3. Applicable to be added in the general polymerizations of polyester and nylon.
Application Methods:
Recommended quantity: Optical brightener OB-1 in every 1000kg raw material:
1. 75~200g in EVA, polyprolylene, nylon, polycarbonate, and so on.
2.75~300g in terylene fiber.
WSD Chemical not only produce some PVC additives&PVC chemicals by itself, but also have good work relationship with other Polymer Additives factories, in accordance with product standards and end-user requirements, finally providing one-stop PVC chemicals solution for you.
WSD Chemical have one professional product development and testing team on PVC chemicals,help its customer ensure that all the products supply from our company meet the technical requirements of applications on PVC industry before shipment.
WSD Chemical have itself big warehouses and many partner factories, which enable us arrange shipment in a fast and flexible way, according to our PVC plastics customer requiry. The delivery time should be 7-10 days.
Except offering diversified plastic additives , WSD Chemical also provide PVC plastics production formula support for our PVC plastics customers, which will help customer save purchasing cost, time cost, capital cost and risk cost. It is a win-win opportunity and both of us will gain maximum benefits through cooperation.
With an effort to solve customers' payment problems and save payment cost, WSD Chemical have different bank accounts in China, Singapore,and Hongkong, TT, LC, DP, and other different payment methods are available.
What's the most important is, WSD Chemical have a professional technical service team to offer you professional advice and service, with quite rich experience in the PVC & rubber industry including PVC pipe, PVC fitting,PVC profile, PVC board, PVC sheet, PVC soles,PVC wire or cable compound and etc's production,PVC raw material selection, mix formula, application, production optimization and other aspects. We are here at your service !
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