Application Scope

This Agent is mainly used for whitening pulp, paper surface sizing and coating layers. It is also suitable for whitening cotton fibers and viscose fibers. It has excellent compatibility with resin finishing agents. It effectively boosts paper whiteness and gloss, slows down yellowing, and ensures good weather resistance. With uniform dispersion and stable compatibility with other chemicals.

Usage Method

It can be added directly into pulp, with a dosage of 0.05-1.2% based on absolute dry pulp.

In surface sizing, it can be used together with common materials such as starch, CMC and PVA, with a regular dosage of 0.5-10g/L.

During coating processing, better results can be achieved when combined with PVA, CMC and starch, with a standard dosage of 0.1-1.4%.

Product Parameters

Appearance	Orange red to red transparent liquid	Fluorescence intensity	35±1
Whitening strength	100±2	pH value	8～10.5
Viscosity	≤50 mpa.s (25℃)	Density	1.1～1.2 g/cm³

Packaging & After-sales Service

Packaging Specification

200kg plastic drums / 1 ton IBC tank, customized options available.

Storage Condition

Store in a cool, dry and ventilated area. Avoid direct sunlight and rain.

Shelf Life

6 months under proper storage conditions.

After-sales Service

We provide free samples and customized compounding support. Professional technical solutions are available at any time for process adaptation and application problems.

FAQ

Q: Will Fluorescent Brightening Agent affect paper strength?

A: It has no impact on dry and wet paper strength under normal dosage. It can be stably combined with dry strength Agent, wet strength Agent and sizing Agent.

Q: Is this brightener suitable for recycled waste paper?

A: It applies to both virgin pulp and recycled pulp. It effectively covers miscellaneous tones of waste paper and obviously improves dim and yellowish paper defects.

Q: Does paper turn yellow easily after adding brightener?

A: It features excellent light resistance and aging resistance. The finished paper is not prone to re-yellowing, and maintains stable and lasting whiteness for long-term storage.

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