OPTICAL BRIGHTENER BBU (C.I.220)
| OPTICAL BRIGHTENER BBU (C.I.220) |
| CAS:16470-24-9 |
| Appearance:Light yellow uniform powder |
| Max UV absorption wavelength, nm:348±1nm |
| Fluorescent strength: 100±3 |
| PACKAGE: Packed per 25kg in cardboard bucket or cardboard box with PE bag inside. |
| Recommended dosage |
| 0.1-0.3% of the dry pulp or paints. |
| APPLICATION: |
| Used for cotton fiber and glue fiber. |
| Bath temperature is about 95-98ºC, holding time is about 10-20 minutes, bath ratio is 1:20, vapor steaming about 45 minutes, the dosage is 0.1-0.5%. |
PROPERTY:
1.Good water solubility and can be dissolved in 3-5 times boiling water, and its solubility is 300 g per liter in boiling water and 150 g per liter in cooling water.
2. Good resistance to hard water, the ions of Ca2+ and Mg2+ have no influence on its whitening effect.
3. Good resistance to peroxide bleach agent and containing reductive bleaching agent.
4. General acid-resistance and the optimal applied pH value >7.
USEAGE:
1. Used for cotton fiber and glue fiber.
2. Used in the syrup of discharge pattern of printing color.
3. Used in paper pulp.
4. Used in the process of surface gluing.
5. Used in the process of coating.
PROCESS:(Such as padding dyeing)
Bath temperature is about 95-98ºC, holding time is about 10-20 minutes, bath ratio is 1:20, vapor steaming about 45 minutes, the dosage is 0.1-0.5%.
PACKAGE: Packed in cardboard bucket after being packed in plastic bag first. Net weight per bucket is 25 kg or 50 kg.
TRANSPORTATION: Should avoid sunlight and crash.
STORAGE: Should be stored in cool, dry and ventilate place, and storage period should not exceed 2 years.
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