Product Name:Optical brightener OB (C.I. 184) MF: C26H26N2O2S EINECS No: 230-426-4 CAS No: 7128-64-5, 4404-43-7 Other Name: Fluorescent brightener Appearance: Light green powder Purity: =98% Melting point: 198~200 °C Volatile:
Product name: Optical Brightener OB CAS NO: 7128-64-5 Appearance: slight greenish yellow powder Melting Point: 200-202â?? Purity: â?¥99% Maily be used in whitening of thermoplastic, PVC, PP, plyester fiber, paint and ink, etc. Pacakge: 10kg or 25kg per fiber drum
Appearance: Yellow powder Assay: >=99%
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.
CAS No.: 7128-64-5 C.I. No.: 184 Purity:99% Uses: mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc. 25kg/drum.
Optical Brightener OB-1 CAS No.: 1533-45-5 C.I. No.: 393 Purity: 99%. 25kg/drum.
Optical brightener OB( OBA 184) CAS No. 7128-64-5 Appearance: Light yellow or milk white powder Purity: 99% min Melting point: 196-203â?? Usage: A good whitening agent for PVC,PS,PE,PP ABS, thermolastic plastics, Acetate fiber, paint, coating and printing ink, etc Package: 25KG fiber drums with PE liner
Product Name: Optical Brightener OB-1 Chemical Name: 2,2'-(Vinylenedi-p-phenylene)bisbenzoxazole Molecular Formula: C28H18N2O2 Molecular Weight: 414.4 UV absorption wavelength: 374nm Cas No.: 1533-45-5 C.I. No.: 393 EC No.: 216-245-3 Specifications: Appearance bright yellowish/greenish crystal powder Melting Point 357-361 Purity â?¥98.5% Color Shade Blue Fineness â?§200 mesh Water insoluble Content â?¦0.5% Properties: Optical brightener OB-1 is crystallized substance, has strong fluorescence. It is odorless, hard to dissolve in water. It can be used for whitening polyesters, nylon fibre and various plastics such as PET, PP, PC, PS, PE, PVC, etc. Package: 25kg per carton drum with double layer PE bag inside, or adjust according to clients demand. Storage: Store at cool and dry place. Expiry date: 24 months.
OB-1 is especially suitable for shaping various kinds of plastics and their products under high temperature. It has an extra ideal whitening effect on polyester-cotton blend fabric. It can be used for whitening polyester melt. This whitening agent is similar to Whitex SNK,Uvitex ERT and Eastobrite OB-1 made in foreign country.
Product Name: Optical Brightener OB Chemical Name: 2,5-bis(5-tertbutyl-2-benzoxazolyl)thiophene Molecular Formula: C26H26N2O2S Molecular Weight: 430.2 UV absorption wavelength: 357nm Cas No.: 7128-64-5 C.I. No.: 184 EC No.: 230-426-4 Specifications: Appearance light yellowish green powder Melting Point 198-202 Purity â?¥98.5% Color Shade Blue Fineness â?§400 mesh Water insoluble Content â?¦0.5% Optical brightener OB is a kind of benzoxazole compound, it is odorless, hard to dissolve in water, soluble in paraffin, fat, mineral oil, wax and common organic solvents. It can be used for whitening thermoplastic plastics, PVC, PS, PE, PP, ABS, Acetate fiber, paint, coating, printing ink, etc. It can be added at any stage in the process of whitening the polymers and make the finished products emit a bright bluish white glaze. Package: 25kg per carton drum with double layer PE bag inside, or adjust according to clients demand. Storage: Store at cool and dry place. Expiry date: 24 months.
Product Name: Optical brightener OB-1(C.I. 393) CAS No.: 1533-45-5 EINECS No.: 216-245-3 Other Name: 4,4'-Bis(2-benzoxazolyl)stilbene MF: C28H18N2O2 Appearance: Bright yellow crystalline powder Purity: =99.95% Melting point : 300~380 °C Volatile:
Product Name: Optical brightener OB-1T Other Name: Fluorescent brightener Appearance: bright yellow crystalline powder Purity: =99.95% Melting point 250~310 °C Volatile:
Optical Brightener OB is a heat-resistant and chemically stable fluorescent brightening agent that increases whiteness and provides brighter colors. It is used to counteract the yellow color of the polymer and produce a whiter appearance. Optical brighteners create brilliance through the fluorescent process of invisible ultraviolet absorption and visible blue emission. Optical Brightener OB Pure Powder 99%min with CAS No.7128-64-5.
Appearance:yellowish green powder Melting point:357~359c Purity:?¥99% Mainly be used in whitening of polyester and plastic, as well in whitening of nylon during polymerization. For whitening of polyester and nylon; also used in abs, ps, hips, pa, pc, pp, pet, eva, pvc, etc. Rate of use: (per 1000kg of substrate) Polyester: 75-300g Eva, pp, nylon: 75-200g
Optical Brightener Masterbatch from CPI Plastic Vietnam Company InformatioN Located in Binh Luc industrial zone, Ha Nam province, Viet Nam CPI VIET NAM PLASTIC LIMITED COMPANY(CPI PLASTIC CO., LTD) is one of the biggest manufacturers of concentrated masterbatches and additive masterbatches for various applications of plastic fields in Viet Nam. Our primary products are Filler Masterbatch, Color Masterbatch and Additive Masterbatch. Until now CPI has expanded its activity to export to many countries in the world. Product Description 1. Commodity: Optical Brightener Masterbatch. 2. Applications -FILM BLOWING-LLDPE,LDPE,HDPE Film Packing... -Shopping bag and other plastic filmâ?¦ 3. Packing In Pk bag, 25kgs/bag N.W: 27MT/cont 20 4. Payment term TT/LC at sight at the first class bank 5. Delivery time 5-7 days after receipt the first advance or original L/C
Product NameOptical Brightening Agent OB Chemical Name2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene CAS No.7128-64-5 C.I. No.184 Structural Formula Molecular FormulaC26H26N2O2N2 Molecular Weight430 Technical IndexAppearance:slight greenish yellow powder Melting Point:200-202°C Purity:99% UsesMainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc. Pplastics:about 200g per 1000kgs Packing 25 kg per fiber drum
1. Suitable for whitening polyester fiber, nylon fiber, polypropylene fiber and other chemical fiber. 2. Suitable for the conventional polymerization of polyester and nylon. 3. especially suitable for high temperature molding of plastic products whitening. 4.Used specially for whitening master grains 5.Applicable to blowing film into silk, injection molding and other processes
Suitable for whitening master grains, Specially used in paint ink and paint industry, is an effective booster of water-based coatings Injection molding, blowing film into silk
Product Class: Optical Brightening Agent For Plastic Product Name: Optical Brightening Agent OB-1 Chemical Name: 2.2-(4.4-diphenol vinyl) dibenzoxazol CAS No.: 1533-45-5 C.I. No.: 393 Structural Formula: Molecular Formula: C28H18N2O2 Molecular Weight: 414 Technical Index: Appearance: yellowish green powder Melting Point:358~360 Purity:99% Uses : Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization. Package: 10kg or 25kg per fiber drum
Product Clas Optical Brightener Agent For Plastic Product Name Optical Brightener Agent OB Chemical Name 2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene CAS No. 7128-64-5 C.I. No. 184 Structural Formula Molecular Formula C26H26N2O2N2 Molecular Weight 430 Technical Index Appearance: slight greenish yellow powder Melting Point:200-202 Purity:99% Uses Mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.
