Dye » Violet 2B
| Pyridine ketone derivative： | disazo dyes |
|---|---|
| Physical Chemical Properties： | Appearance：purple liquid Viscosity(25℃，mPa﹒S)：≤150 pH Value：7.5～9.5 Ion：anion Light Fastness：3 Xenotes |
| Performance Features： | 1． It has comparatively good light fastness and heat tolerance. 2． It will offer white paper higher and better visual brightness. 3． It has good compatibility with sizing agent and commonly used fillers for paper. 4． It has comparatively good chlorine bleach tolerance. 5． It has comparatively better Ca2+ and Mg2+ tolerance. |
| Scope of Application： | 1． The best applicable scope of pH value is 4.5-8.5. 2． It is applicable to the color blending in the paper pulp sized with rosin or synthetic sizing agent. 3． It is applicable to the color blending of the coatings for coating paper. 4． It is applicable to the color blending in the tissue-paper pulp and the dyeing of tissue- paper. |
| Application Methods： | 1． It is used for color blending in white paper. The common using quantity is 10-200 ppm. 2． It can be used together with blue direct dye BN etc, to adjust and control the hue index and CIE brightness of the paper. 3． It should be diluted with congealed water from drying cylinder or other kinds of water with low hardness. Under the condition that the total pulp consistency is not affected, the total dilution factor can be controlled at 200-1500 times as per the actual operation conditions of production. |
| Packing Storage： | The product is packed in 25kg or 30kg plastic tanks as per the clients’ requirements. It should be stored at shady, cool, dry and ventilated places. |
| Attentions： | 1. The product data is for reference only. If you have any technical or usage problems, please call us. 2. The oral or written technical suggestions offered by our company are all sincere. But the consumers have the responsibility to experiment with our products to judge whether they are suitable for the present process. As the process for using the products is beyond our control, the consumers will take the consequences. |