Product information
Product name: OPTICALBRIGHTENER BBU
Color Index No: C.I.220
Synonyms: FBA 220; OBA 220,Fluorescent Brightener BBU; Optical Brightener Agent BBU
Molecular Structure:
Molecular Formula: C40H40O16N12S4Na4 | Molecular Weight: 1165.12 |
CAS No: 16470-24-9 | C.I. No.: C.I.220 |
Appearance: straw yellow uniform granular | E-value: 370 |
Features:
Shownionic character and optical blue color
Applications
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.
Reference dosage:
Bath temperature is about 95-98℃,holding time is about 10-20 minutes, bath ratio is 1:20, vapour steaming about45 minutes, the dosage is 0.1-0.5%.
Package & Storage:
10kg or 25kg/ craft paper bags. It canbe packed in other forms according to user's requirements.
Shelf life: not more than 24 months inthe room temperature.