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optical whitening agent high qualityamber transparent liquid optical whitening agent Anionic optical whitening agent
Disulfonic acid optical whitening agent
Description:
This product is a liquid fluorescent whitening agent used in papermaking.
Characteristics:
1.This product is easy to use, can be arbitrary proportion miscible with water,is suitable for continuous addition.
2. It has good acid-resistance, under low PH value also has excellent whitening effect.
3. It is very stable above 0°C.if temperature is below -10°C ,it will freeze, if move to room temperature place or heating can melt, and to use effect without any adverse effects
4.This product uses advanced nanofiltration technology to make it contain low salt content at room temperature, it has good storage stability.
Scope of application
1.In the papermaking industry, suitable for pulp, surface sizing agent and coating process of fluorescent whitening.
2.Suitable for detergent added.
Specification Tetrasulfonated
Appearance |
Amber transparent liquid |
Ionicity |
anionic |
PH |
8.0--10.0 |
Viscosity (25°C) |
≤50mpa.s |
density |
1.05—1.2g/cm3 |
Whiteness (WCIE) |
≥ -0.3 |
Fluorescent strength (equivalent to standard substance) |
35% or 42% |
Application:
1.we can add it into paper pulp directly , the dosage is : 0.05—1.2%(to oven dry stock).
2.In the process of surface sizing,it has better whitening effect used together with CMC, PVA and starch. The dosage: 0.5—10g/L.
Packaging and storage
Plastic barrel for 200kg and 1000kg or your demand
Stored in closed containers at the temperature between 0-35°C, storage life is 6 months.
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