Fluorescent optical whitening agent
USD $1 - $50 /Kilogram
Min.Order:100 Kilograms
Qingdao Darley Industrial Co., Ltd.
fluorescent optical whitening agent
Main Chemical composition:stilbene bistriazine derivative
Specification:
apperance: | slight yellow powder |
Flourescent color: | -similar to standard sample of GB |
whitening strength: | 100% |
moisture: | ≤5% |
fineness(250mesh residue): | ≤10% |
C.L.Number:F.W.A.220
Properety:
1.Well water soluability,can be solved in 3-5times volume of boiling water, And woluted about 300g per liter in boiling water,150g in cool water
2. no sensitive to hard water,the ions of Ca and Mg have no influence on its white effect
3.resistence to peroxide bleach agent,reductional (safty powder) bleach agent
4.not resistence to acid,the ideal whiten Ph value ≥7
Application:
1.Whitening agent for cotton fiber and glue fiber
2.Whitening agent in the syrup of discharge pattern of printing color
3.Britening agent in paper pulp.
4.Whitening agent in the process of surface gluing
5.whitening agent in the process of coating
Process: (such as padding dyeing)
Bath temperature is about 95-98°C,setting time is about 10-20minutes,bath ratio is 1:20,vapour steaming about 45 minutes,the dosage is 0.1-0.5%
Packing: in 25kgs iron/carton drums
Transportation:should avoid sunlight and crash
Storage:should be stored in coo,dry and ventilate place,stored term shouldn’t exceed 2years
Product picture
Focus on textile printing only, any product demand, pls conact with us freely.