Optical Brightener KCB is bright yellow powder with melting point 212â??, it is insoluble in water and the maximum absorption wave length is 370nm. It has very high stability and very excellent weather resistance and migration resistance, so it is very popular and very widely used in Plastic, Coating, Painting, Ink, Copolymer, Synthetic fiber, Polyester fiber etc.
Optical Brightener KCB Pure Powder 98.5%min with CAS No. 5089-22-5.
We are an EU approved CE certified, REACH Certified and RoHS Certified company manufacturer of Optical Brighteners OBA 220 for Paper Industry. We all want our papers to be as white as possible, don't we? Well, that's where optical brightening agents BBU Powder come in. The raw material of paper often consists of impurities such as snippets of bamboo sticks and wood. These impurities dampen the brightness of the paper. We have various Whitening Agent Optical Brightener Available for Paper application like... Optical Brightening Agent OBA 220 in powder form Optical Brightening Agent OBA 220 in Liquid form Optical Brightening Agent OBA 264 in Liquid form Optical Brightening Agent OBA 24 in powder form Optical Brightening Agent OBA 253 in Liquid form Optical Brightening Agent OBA 28 in powder form Optical Brightening Agent OBA 154 in Liquid form Optical Brightening Agent OBA 28 in powder form. Additional Information Physical Appearance : Greenish-Yellow Powder CAS No.: 16470-24-9 EINECS No.: 240-521-2 Specific Gravity / Bulk Density : 0.8-1.0 pH of Liquid or 1% Solution : 8-9 Strength by 100% : 100% Shade/Hue: Bluish white Whiteness/ Brightness : Equal to Std % of Active Substance : 21.95% Absorbance (18mg/l) : 0.217 Moisture Content : 2.40%
We are an EU approved CE certified, REACH Certified and RoHS Certified company manufacturer of Optical Brighteners OBA 220 for Paper Industry. We all want our papers to be as white as possible, don't we? Well, that's where optical brightening agents BBU Powder come in. The raw material of paper often consists of impurities such as snippets of bamboo sticks and wood. These impurities dampen the brightness of the paper. We have various Whitening Agent Optical Brightener Available for Paper application like... Optical Brightening Agent OBA 220 in powder form Optical Brightening Agent OBA 220 in Liquid form Optical Brightening Agent OBA 264 in Liquid form Optical Brightening Agent OBA 24 in powder form Optical Brightening Agent OBA 253 in Liquid form Optical Brightening Agent OBA 28 in powder form Optical Brightening Agent OBA 154 in Liquid form Optical Brightening Agent OBA 28 in powder form. Additional Information Physical Appearance : Greenish-Yellow Powder CAS No.: 16470-24-9 EINECS No.: 240-521-2 Specific Gravity / Bulk Density : 0.8-1.0 pH of Liquid or 1% Solution : 8-9 Strength by 100% : 100% Shade/Hue: Bluish white Whiteness/ Brightness : Equal to Std % of Active Substance : 21.95% Absorbance (18mg/l) : 0.217 Moisture Content : 2.40%
Products Information: Products Name: OPTICALBRIGHTENER OB-1; Color Index No: C.I.393 Synonyms: FBA 393; OBA 393,Fluorescent Brightener OB-1; Optical Brightener Agent OB-1 Molecular Formula:C28H18N2O2 Molecular Weight:414 CAS No:1533-45-5 EINECS No: 216-245-3 Appearance: Light yellowish green powder Melting point:358 Assay:98.5% Fineness: 200 meshes Molecular Structure: Features Optical Brightener OB-1has excellent high temperature resistance. It has wide range ofapplication, and is used for the whitening of nylon fiber, polyesters, andvarious plastics. It has outstanding brightening ability and gooddispersibility. It also has good adaption and weather resistance Applications OpticalBrightener OB-1 can be used on polyester fiber, nylon fiber, polypropylene,hard PVC, ABS, EVA, PS, polycarbonate etc. For high temperature resistantplastics, only ob-1 can be used, and the addition amount of optical brightenerob-1 is small and the whitening degree is high. Reference dosage: Every 1000kg materials to add OB-1 brightener: 1, EVA, polypropylene, nylon, polycarbonate in the amount of 75-200 g. 2. The adding amount of polyester fiber is 75g- 300g Package & Storage: 10kg or 25kg/ fiber drums. It can bepacked in other forms according to user's requirements. Shelf life: not more than 24 months inthe room temperature.
We are an EU approved CE certified, REACH Certified and RoHS Certified company manufacturer of Optical Brighteners OBA 220 for Paper Industry. We all want our papers to be as white as possible, don't we? Well, that's where optical brightening agents BBU Powder come in. The raw material of paper often consists of impurities such as snippets of bamboo sticks and wood. These impurities dampen the brightness of the paper. We have various Whitening Agent Optical Brightener Available for Paper application like... Optical Brightening Agent OBA 220 in powder form Optical Brightening Agent OBA 220 in Liquid form Optical Brightening Agent OBA 264 in Liquid form Optical Brightening Agent OBA 24 in powder form Optical Brightening Agent OBA 253 in Liquid form Optical Brightening Agent OBA 28 in powder form Optical Brightening Agent OBA 154 in Liquid form Optical Brightening Agent OBA 28 in powder form. Additional Information Physical Appearance : Greenish-Yellow Powder CAS No.: 16470-24-9 EINECS No.: 240-521-2 Specific Gravity / Bulk Density : 0.8-1.0 pH of Liquid or 1% Solution : 8-9 Strength by 100% : 100% Shade/Hue: Bluish white Whiteness/ Brightness : Equal to Std % of Active Substance : 21.95% Absorbance (18mg/l) : 0.217 Moisture Content : 2.40%
BrightOmni UP is a Disulpho type Fluorescent Whitening Agent with high affinity for Paper in wet end applications to achieve high whiteness and brightness properties of Paper. It Can be added either batch wise in the mixing chest or continuously at suitable dosing points in the stock preparation system. It Should be applied prior to either alum or cationic auxiliaries. Typical average dosage is 2 - 6 kg/Ton of dry pulp depending on: - Type of furnish - Base pulp pH and brightness - Desired brightness and whiteness gain
Product information Product name: OPTICALBRIGHTENER BA Color Index No: C.I.113 Synonyms: FBA 113; OBA 113,Fluorescent Brightener BA; Optical Brightener Agent BA Molecular Structure: Molecular Formula: C40H42N12O10S2Na2 Molecular Weight: 960.94 CAS No: 12768-92-2 C.I. No.: C.I.113 Appearance: straw yellow uniform powder E-value: 370 Features: Anionic, resistant to PH4.5-11. Applications Mainly used in pulp brightening, surface sizing and coating, etc, with high acid resistance. It is the first choice to produce paper of high brightness requirements Reference dosage: 1. When brighten in pulp, BA should be added before alum or cationic auxiliary agent; dosage: 0.05-0.4% (of absolute dry pulp). 2. In surface sizing, it can work with CMC, PVA, starch, or anionic or cationic synthetic sizing agent. 3. In coating, it can be used at any stage of coating production in the form of aqueous solution after dissolve. Package & Storage: 10kg or 25kg/ craft paper bags. It canbe packed in other forms according to user's requirements. Shelf life: not more than 24 months inthe room temperature.
Product information Product name:Tonex white SWN Color Index No: C.I.140 Synonyms: FBA 140; OBA 140,Fluorescent Brightener SWN; Optical Brightener Agent MDAC, Optical Brightener MDAC Molecular Structure: Molecular Formula : C14H17NO2 Molecular Weight: 231.28 CAS No 91-44-1/61968-71-6 C.I. No.: C.I.140 Appearance off white powder Melting point :70.5-73 Assay: 98% Fineness 200 meshes Features: 1.Multipurpose brightener with excellent whiteness, soluble in ethanol but insoluble in water. 2.having properties of good solubility and compatibility. Applications This product is mainly used for whitening of wool,natural silk, nylon, acetate fiber and triacetate fiber. It can also be usedfor whitening of cotton and cyanamide, and can be used for whitening ofcellulose fiber by adding resin. Reference dosage: The dosage is: nylon 0.05-0.3%, wool 0.05%-0.35%,acetate fiber 0.05-1.4%, triacetate fiber 0.1-2%, cylandex 0.05%-0.8%. In addition, this product can be added to soap and detergent for washingfabrics, effective in the PH=3-11 range, can improve the appearance of thefabric after washing. It can also be used for coated paper, plastic andchromatic printing coatings. Package & Storage: 25kg fiber drumor for the special demand . Should be storedin cool, dry and ventilate place, and storage time should not exceed 24 months
Product information Product name: OPTICALBRIGHTENER CBS-X (CBS-351) Color Index No: C.I.351 Synonyms: FBA 351; OBA 351,Fluorescent Brightener CBS-X (CBS-351); Optical Brightener Agent CBS-X(CBS-351) MolecularStructure: Molecular Formula: C28H20S2O6Na2 Molecular Weight: 562.5643 CAS No: 27344-41-8 EINECS No: 248-421-0 Appearance: canary yellow powder (Granular) E-value: 1140 Features: 1.It has high whitening effect on cellulose fiber in cold and warm water. 1. Repeated washing does not causeyellowing or discoloration of the fabric. 2. It has excellent stability in super concentrateddetergen Applications Mainlyused in high-grade synthetic washing powder, super concentrated liquiddetergent, can also be used for soap, soap whitening. Reference dosage: Fluorescentbrightener CBS-X can be added to any process in the production of the type ofdetergent, such as dry mixing, spray drying, agglomeration, spray mixing, etc. Dosage: 0.1, 0.5%. Package & Storage: 10kg or 25kg/ fiber drums. It can bepacked in other forms according to user's requirements. Shelf life: not more than 24 months inthe room temperature.
Product information Product name: OPTICALBRIGHTENER ER Liquid(PS-1. ER330) Color Index No: C.I.199 Synonyms: FBA 199; OBA 199,Fluorescent Brightener PS-1(ER330); Optical Brightener Agent PS-1(ER330) Molecular Structure: Molecular Formula: C24H16N2 Molecular Weight: 332.3972 CAS No: 13001-39-3 C.I. No.: C.I.199 Appearance: yellowish pulpy liquid E-value: 330 Features: Thisproduct is mainly used for whitening and brightening of blending fabrics suchas polyester and polyester cotton, polyester silk, polyester yarn, polyesterramie, polyester wool as well as whitening of chemical fiber and plastic. Thisproduct applies to pad dyeing and HTHP dip dyeing, especially low temperatureadsorption and high temperature setting process. Applications 1. Pad-dyeing hot melt method: Use quantity: 1.5-3g/L Process flow: two dip dyeing and two paddyeing (mangle expression 70) pre-drying (100) curing and setting (180 190, 40-30s). 2. HTHP dip dyeing method: Use quantity: 0.2 0.5% (o.w.f) Dyeing temperature: 120 130 Dyeing time: 30 - 60 minutes PH value: 4.5 - 5.5 (adjusted withacetic acid) Low temperature adsorption and hightemperature color development dyeing method: Use quantity: 0.5 1.0% (o.w.f) Dyeing temperature: 50 60 Dyeing time: 30 minutes PH value: 4.5 - 5.5 (adjusted withacetic acid) Process flow: add BC-100 whitening agentand additive (anhydrous sodium sulphate 1-2% relative weight of dyed cloth,acetone is adjusted in PH) and fabric to dye bath at room temperature temperature rises to 50, deying for 30min washing dehydration and pre-drying (100) setting and baking (180-190, 40-30s). Package & Storage: 25kg/50kg plastic drums. It can be packedin other forms according to user's requirements. Shelf life: not more than 12 months inthe room temperature. Cautions: 1.If suspension liquid is foundprecipitated and separated, just shake it before use, which does not affect theuse effect. 2.Please note that use this product within its yellow spot, i.e. paddyeing 5g/l,dip dyeing 0.8%(o.w.f). If use this product beyond its yellow spot, it will be easy to becomeyellow.
