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
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.
Optical Brightener OB-1 CAS No.: 1533-45-5 C.I. No.: 393 Purity: 99%. 25kg/drum.
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-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:
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 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
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.
