Complaint
Product Name | Optical brightener OB-1(C.I. 393) |
CAS No. | 1533-45-5 |
EINECS No. | 216-245-3 |
| Other Name | 4,4'-Bis(2-benzoxazolyl)stilbene |
| MF | C28H18N2O2 |
| Appearance | Bright yellow / green crystalline powder |
| Purity | ≥99% |
| Melting point | 360~380 °C |
| Volatile: | <0.5% |
| Package | 20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements. |
| Application | Mostly used in the brightening the products of synthetic fiber and plastics, it is widely used in plastic film, material of lamination moulding and injection moulding as well as preferable brightening efficiency on polyolefin, PVC, PVC foaming, TPR, EVA and PU foaming together with coating, natural lacquer, etc. It also has specially good effect on foaming plastics, especially EVA, PE foaming. |
| Dosage: | Optical brightener OB-1 is commonly used in the amount of 0.02-0.05%, that is, each 100kg of the materials, the optical brightener OB-1 takes 20g-50g or can be adjusted according to the requirements of the product or test |
| Properties | • Colors appear more brilliant • Environmentally friendly • Excellent brightening ability • Produce a bluish tinge, masking yellowness • Whiter-than-white appearance. |
| I.OPTICAL BRIGHTENER FOR PLASTICS/RUBBER/INK/COATING | ||
| Optical Brightener OB-1 | C.I. 393 | CAS NO.1533-45-5 |
| Optical Brightener OB | C.I. 184 | CAS NO.7128-64-5 |
| Optical Brightener FP-127 | C.I. 378 | CAS NO.40470-68-6 |
| Optical Brightener KCB | C.I. 367 | CAS NO.5089-22-5 |
| Optical Brightener KSN | C.I. 368 | CAS NO.5242-49-9 |
| Optical Brightener EBF | C.I. 185 | CAS NO.12224-41-8 |
| Optical Brightener ER-I | C.I. 199 | CAS NO.13001-39-3 |
| Optical Brightener ER-II | C.I. 199:1 | CAS NO.13001-38-2 |
| Optical Brightener ER-III | C.I. 199:2 | CAS NO.13001-40-6 |
| II.OPTICAL BRIGHTENER FOR DETERGENT | ||
| Optical Brightener CBS-X | C.I. 351 | CAS NO.27344-41-8 |
| Optical Brightener CXT | C.I. 71 | CAS NO.16090-02-1 |
| III.OPTICAL BRIGHTENER FOR TEXTILE | ||
| Optical Brightener ER-330 | C.I. 199 | CAS NO.13001-39-3 |
| Optical Brightener BA | C.I. 113 | CAS NO.12768-92-2 |
| Optical Brightener BBU | C.I. 113 | CAS NO.16470-24-9 |
| Optical Brightener CXT | C.I. 71 | CAS NO.16090-02-1 |
| IV.OPTICAL BRIGHTENER FOR PAPER/PULP MAKING | ||
| Optical Brightener BA | C.I. 113 | CAS NO.12768-92-2 |
| Optical Brightener BBU | C.I. 220 | CAS NO.16470-24-9 |
| V.OPTICAL BRIGHTENER FOR WOOL/ACRYLIC | ||
| Optical Brightener SWN | C.I. 140 | CAS NO.91-44-1 |
| Optical Brightener BAC | C.I. 363 | CAS NO.95078-19-6 |
East Asia: South Korea
Southeast Asia: Philippines, Vietnam, Laos, Cambodia, Myanmar, Thailand, Malaysia, Brunei, Singapore, Indonesia
South Asia: Bangladesh, India, Pakistan, Sri Lanka
Central Asia: Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Turkmenistan
West Asia: Afghanistan, Iraq, Iran, Jordan, Israel, Saudi Arabia, United Arab Emirates (UAE), Turkey
Eastern Europe: Russia, Ukraine
Central Europe: Hungary, Germany, Italy
South Africa: South Africa
North America: Canada, Mexico
Central America: Guatemala, Costa Rica, Panama
South America:
Colombia, Venezuela, Ecuador, Peru, Brazil, Chile, Argentina
North Africa: Egypt, Algeria
