Optical brightener VBL
Published date: 2018-03-23 11:20:41
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Name | Fluorescent brightener VBL | CAS# | 12224-16-7 |
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| Price | ￥Inquiry/1kg | Purity | 99.0% | |
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Inquiry | Stock | In Stock | |
| Product Webpage: | http://www.xinganghengrui.com/Html/news/pro.asp?id=62 | |||
| Detail
Product Information
1.Main Ingredients:stilbene derivates 2.Specifications Appearance light yellow powder Fluorescent color blue-green and micro-purple Strength equal to 100 of the standard Whiteness WCIE: -3 Fineness 5% Moisture content 5% inpurity content insoluble in water 0.5% 3.Usage whiten and brighten fibrin products 1.Dip-dye Whitening The conditions of VBL’S dip-dye whitening are similar to the direct dye. For example: cotton cloth dip-dye Whitening VBL 0.1-0.3% (fabric weight) anhydrous sodium sulfate:0-20% (plant weight) Processing conditions, bath ratio 1:20-1: 40,PH 7-9,Temperature: 20 - 40Deg,Time: 20-30 minutes Drying condition: drying temperature is usually the 70 - 80 Deg 2.Pad dying Whitening Pad dying fabric whitening usually needs refining bleaching, dechlorination,
drying, speed is generally30-40 m / min or so, two Baptist 2 rolling, rolling liquid rate: 70-100%, temperature: 40 -50 Deg, PH = 7-9 For example: cotton cloth whitening VBL 0.5-3 g / l,Opened powder 0.25-0.5 g / l,Use: VBL is mainly used to whiten and brighten white cellulose fabric, paper, light-colored cellulose fabrics, dial dye printing etc.. 4.Package packed in 25kg cardboard inside double-layer plastic More
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