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plastic optical brightener OB
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| Post Date: | Apr 02,2013 |
| Expiry Date: | Sep 29,2013 |
| Detailed Description: |
Cas No. :7128-64-5
Quantity: 500Kilograms Specs:milk white powder Price:25 USD Kilograms Payment Method: T/T,L/C, Western Union Optical Brightener OB (OBA 184) C.I 184 CAS No. 7128-64-5 Appearance light yellow or milk white powder Purity 99% minimum Melting point 196~203 ℃ Usage A good whitening agent for PVC, PS, PE, PP、ABS, thermoplastic plastics, acetate fiber, paint, coating and printing ink, etc. Package 25KG fiber drums with PE liner Counter of Uvitex OB(Ciba) PROPERTIES: Optical brightener OB is a kind of benzoxazole compound, lt is odorless, hard to dissolve in water, soluble in paraffin, fat, mineral oil, wax and common organic solvents. It can be used for whitening thermoplastic plastics, PVC, PS, PE, PP, ABS, Acetate fiber, paint, coating, printing ink, etc. It can be added at any stage in the process of whitening the polymers and make the finished products emitt a bright bluish white glaze. It can also be used as special marks in identify fakless material if used in printing ink. DIRECTION FOR USAGE: Thoroughly dispersed in all those polymers.If any ultral violet spectrum absorption agent is used in the polymers, the optimal dosage of optical brightener OB should be adjusted. DOSAGE: (per 100 kg polymer ): 1. PVC white 0.01-0.05% (10-50 g) transparent 0.0001-0.001% (0.1-1 g) 2. PS white 0.001% (about 1g ) transparent 0.0001-0.001% (0.1-1 g) 3. ABS natural color 0.01-0.05% (10-50 g) white 0.01-0.05% (10-50 g) 4. PE, PP colorless 0.0005-0.001% (0.5-1 g) white 0.005-0.05% (5-50 g) Other plastic are like above STORAGE: Should be stored in cool and dry place. |
| CAS Registry Number: | 7128-64-5 |
| Synonyms: | ;Fluorescent Brightener OB;Fluorescent brightening agent 184;Fluorescent Whitening Agent OB;Optical Brightening Agent OB;Fluorescent Brightener 184;C.I. 184;Fluorescent Brightener OB-4;Fluorescent brightening agent 184;Optical Brightner OB;BBOT;C.I. Fluorescent Brightener 362;Uvitex 2B;TINOPAL CBS-X;UVITEX OB;UVITEX(R) 2B;TOSLAB 644820;2,5-BIS(5'-TERT-BUTYL-2'-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE;2,5-BIS(5-TERT-BUTYLBENZOXAZOYL)-2-THIOPHENE;2,5-BIS(5-T-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene; |
| Molecular Formula: | C26H26N2O2S |
| Molecular Weight: | 430.5618 |
| Molecular Structure: | 
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| Safety Description: | S24/25:; |
| Company: | JINAN SUBANG FINE CHEMICAL CO., LTD [ China ] |
| Contact: | Grace Zhao |
| Tel: | +86-531-81901282 |
| Fax: | +86-531-81901282 |
| Email: | sales4@sbchem.cn |
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