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35% Strength Optical Brighteners In Paper / Liquid Type For Paper Making BBU 220

Good quality Fluorescent Brightening Agent for sales
Good quality Fluorescent Brightening Agent for sales
Customer Reviews
The goods arrived quickly in the manner provided. Very professional seller service.We'll purchase again and cooperate with you for long time.

—— Giacomo

Package prepration was really fast and the delivery was even faster. Always liked dealing with Lianda company for optical brightener and pretty satisfied with the service and product.

—— Sohail Al

Very good quality and satisfied with the product! You are a very good supplier in China!

—— Jayson

Very good quality and fast delivery, I like it very much! Thank you for all you did.

—— Timya

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35% Strength Optical Brighteners In Paper / Liquid Type For Paper Making BBU 220

China 35% Strength Optical Brighteners In Paper / Liquid Type For Paper Making BBU 220 supplier

Large Image :  35% Strength Optical Brighteners In Paper / Liquid Type For Paper Making BBU 220

Product Details:

Place of Origin: China
Brand Name: Lianda
Certification: SGS
Model Number: BBU

Payment & Shipping Terms:

Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: 25kg/drum
Delivery Time: Within 3 working days upon receipt of payment
Payment Terms: L/C,T/T,D/P,D/A,Western union
Supply Ability: 5000 Tons per year
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Detailed Product Description
CAS No.: 16470-24-9 Other Names: Optical Brightener 220
MF: C40H40N12Na4O16S4 EINECS No.: 240-521-2
Type: Reactive Dye Usage: Ink Dyestuffs, Paint Dyestuffs, Paper Dyestuffs, Plastic Dyestuffs, Textile Dyestuffs
Product Name: Optical Brightener BBU Appearance: Amber Transparent Liquid
Application: Paper Making Strength: 35%
C.I.NO: 220

OBA220 Optical Bleaching Agent BBU liquid fluorescent brightener 220 for paper making liquid optical brightener

Product Description


Optical Brightener 220

Name: Optical Brightener C.I. 220

Molecular formula: C40H40N12Na4O16S4

CAS Number: 16470-24-9

Molecular Weight: 1165.03

EINECS: 240-521-2


Appearance:Amber transparent liquid

Fluorescent strength (equivalent to standard substance):35%

Whiteness (WCIE) :≥ -0.3


Viscosity (25°C):≤50mpa.s


  This product is a liquid fluorescent whitening agent used in paper making.
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 -3°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 process of surface Sizing.
2. in the process of coating.
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.

3.In the process of coating, it can be added at any position.it has better whitening effect used together with CMC,PVA and starch.The dosage: 0.1-1.1%  (to the coating weight)  

Stored in closed containers at the temperature between 0-35°C, storage  life  is  6  months. 
BBU 220.png
200kg or 1000kg plastic drum or as your demand. 

Our Services

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Our Advantages:   
I). We have abundant professional production experience. 
II). We have our own chemical factory. 
III). Sample is free of charge. 
IV). Reasonable Price, Excellent Quality & Attentive Service 
V). Prompt reply: we can reply your inquiry and email within 24 hours. 
VI). Fast Delivery: The delivery time is about 10-20 days after receiving the deposit. 
VII). We have passed the LFGB, SGS, STC, HSL and some other tests. 
VIII). We have a unity cooperation team.


Contact Details
Changsha Lianda Chemical Co., Ltd.

Contact Person: admin

Tel: +8618570351751

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