Optical Brightening Agent C.I.113 BA
Formula：C40H42N12Na2O10S2
Molecular Weight：960.94
Max UV Absorption Wavelength：348nm
Executive Standard：GB/T10661-2004
Specification：
Item | Indice |
1ã€Appearance | Yellow Uniform Powde |
2ã€E Value | 518±2 |
3ã€Whiteness Wcie (Compare with Standard) | ≥-3 |
4ã€Shade | Similar--Slightly Different |
5ã€Moisture， % | ≤5.0 |
6ã€Water Insoluble Matters,% | ≤0.2 |
7ã€Limit and Determination of 23 Harmful Aromatic Amines in Dye Products | Meet the Standard GB19601 |
Property：
1〠Strong fluorescence and light stability，exnt whitening effect。
2〠It is anionic, can be used together with anionic or nonionic surface sizing agent.
3〠Strong resistance to acid and peroxide borate and hydrogen peroxide.
Application：
Mainly be used in whitening of pulp, surface sizing ,coating and etc, also used for the brightness of cotton, lose fiber fabric.
Treating Process：
Paper
1. In pulp, BA should be added before alum or cationic auxiliary agent, dosage: 0.05-0.4%(absolute dry pulp).
2. In sizing, it can used together with CMC,PVA,starch, anionic or weak cationic sizing agent.
3. In coating, after dissolved , it is used as the form of aqueous solution for preparing conting in any stage
Textile Printing & DyeingDosage：0.05-0.4%(o.w.f)，Liquor Ratio：1:20-40，Alum：5-20g/LDyeing temperature60-100°C，iuml;¼š7-9。
Packing & Storage：
50kg plastic bag. According your requirement.
Avoid sunlight and dry area. Shipping as non-dangerous goods.
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