China (Mainland)
Optical Brightener BBU CAS NO.13001-40-6
- Min.Order: 500 Kilogram
- Payment Terms: L/C,T/T,
- Product Details
Keywords
- optical brightener 220
- fluorescent whitening agent bbu
- fluorescent brightening agent bbu
Quick Details
- ProName: Optical Brightener BBU
- CasNo: 13001-40-6
- Application: 1. Used for whitening cotton, viscose ...
- DeliveryTime: within 20 days.
- PackAge: in 25kg plastic drum.
- Port: Xingang port
- ProductionCapacity: Metric Ton/Day
- Purity: 100%
- Transportation: by sea.
- LimitNum: 500 Kilogram
Superiority
dissolve in 60℃ hot water,The highest solubility is 400 g/L,acid and alkali resistance value: 4.5-11, less dosage: 0.1 to 0.3%, the highest dosage do not exceed 0.5%.
Details
Optical Brightener BBU
CAS: 16470-24-9 C.I.220
Molecular Formula: C40H40N12O16S4Na2
Molecular Weight: 1165.12
Property: Anionic, blue light
Index:
|
1）Appearance |
Yellow Powder |
|
2）Strength(EQUIVALENT TO STANDARD SAMPLE) |
100 |
|
3）Moisture |
≤5.0 |
|
4）FINESS (REMAIN THROUGH 250μm MESH) % |
≤10 |
|
5）INSOLUBLE SUBSTANCE IN WATER % |
≤0.5 |
Performance Characteristics:
1. It has good water solubility, in cooling water at 150g/L, in boiling water at 300g/L.
2. It has good resistance to hard water, Ca2+、Mg2+ do not affect its whitening effect.
3. Resistance to peroxide bleach, including reducing agent (sodium hydrosulfite) bleach.
4. No acid, whitening conditions of PH ≥7 is preferred
Usage:
1. Used for whitening cotton, viscose fiber.
2. Suitable for adding in white discharge printing paste.
3. In the pulp fluorescent whitening.
4. In the process of surface sizing with fluorescent whitening.
5. In the process of coated with fluorescent whitening
Application:(pad dipping method, for example)
Pad liquor temperature:95~98℃ , dwell time:10~20min, Liquor ratio: 1:20, Time: about 45min, Dosage: 0.1~0.5%.
45 minutes, the dosage is 0.1-0.5%.
Packing: 25kg cardboard drum
Transportation & Storage: Store in cool, dry and ventilated place, Should avoid direct sunlight.
Validity: 2 years.C