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China, Chinese Factory Price /Popular Sell In Market/Free Samples/Sylic® Optical Brightening Agent BY3B/ OBA For Cotton/CI.199/optical brightener manufacturers1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Products Details Supplier Manufacturer price list catalog
Chemical Auxiliary CatalystBY3BOptical Brightener Agent
HANGZHOU TIANKUN CHEM CO., LTD.
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Product Description Sylic? Optical Brightening Agent BY3BCHEMICAL STRUCTURESulfonated diaminostilbene derivativesPROPERTYAppearance Yellow powder Ionicity AnionDyeing shade Bluish/ GreenerAPPLICATIONIt's suitable for Optical Brightening Agent on cellulosic fabric, cotton, yarn, linen and nylon fibre. Its affinity is excellent and primarily for exhaust application, better washing fastness and good stability to peroxide. It's quality is counter of Synowhite BY3B .PROCESS METHOD1. Normal cotton brightening process:Dosage: BY3B 0.2-0.6% o.w.f; Na2SO4: 5-10g/l; Temperature: 90-100oC; Time:20-30min; Bath ratio: 1:10-202. Peroxide bleaching for cotton:Dosage: BY3B 0.1-0.6% o.w.f; NAOH (30%): 1-4 g/l; H2O2(35%):4-8 g/l; Na2SiO4: 10-15 g/l; Detergent: 0.5-1.0 g/l; Temperature:100oC; Time:30-45 min; Bath ratio: 1:10-203. Polyester & cotton blends:A. Peroxide bleaching:Dosage: NAOH (30%): 1-4 g/l; H2O2(35%): 4-8 g/l; Na2SiO4: 10-15 g/l; Detergent: 0.5-1.0 g/l; Temperature:100oC; Time: 30-45 min; Bath ratio: 1:10-20B. Polyester brightening:Dosage: ER-I/ER-II: 0.2-0.8% o.w.f; Dispersant: 0.5 g/l; Temperature:110-130oC; Time: 30 min; Bath ratio: 1:10-20C. Cotton brightening:Dosage: BY3B: 0.2-0.6% o.w.f; NA2SO4:2-5 g/l; Temperature:90-100oC; Time:20-30 min; Bath ratio: 1:10-20Detailed process is according to customer's request.STORAGE & PACKINGSealed in storage, keeping date is 12 months under room temperature.25kg carton box or as per customer's request. Factory Profile:We're a famous Silicone producer in China with over 30000 tons annual output. Our factories are located inZhejiang province, nearly closed to Shanghai. Your visit to our factory will be greatly welcomed.Technical Support:We have professional technical team which support target samples testing from customers around the World. Countersamples will be provided after evaluation. Meanwhile customization service is available in our factory. What's more, wecan also provide pre-shipment samples for new customers during our first cooperation. Shipment:Whether you have your own freight-forwarder or you would like us to organize shipment ; whether you require deliveryFOB to a port in China or CIF to a port near you,we are happy to quote and supply whichever way you choose. Pleasefeel free to discuss all options with us . Our delivery time : Within 10 days after got T/T or L/C bank copy.Payment:We support a variety of payment terms like T/T, L/C at sight, DP, C.A.D etc. If customers need forward payment termlike T/T 30 days or L/C 60 days, we will also try to meet their demand based on customers' reputation and consumption. Certificate:Our products' quality has been approved by ISO9001 quality management system, OKEO-TEX, GOTs, etc.Market:Our partners all around the world.
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