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Basic Info.
Product Description
Fluorescent Brightener KSN is a fluorescent brightener of benzoxazole with a yellow-green powder appearance and a blue-violet fluorescent light. It has good compatibility, does not precipitate easily, adds little and has a good whitening effect, and also has excellent heat and light resistance. The fluorescent brightener KSN has a similar chemical structure to the whitening agent OB-1 and is better soluble than OB-1 for plastics and polyester fibres, with better whitening effect. It is suitable for polyester, polyamide and polyacrylonitrile, especially for engineering plastics and synthetic fibres.
Common Name: Fluorescent Brightener KSN
Other Name: Fluorescent Brightener 368
C.I.: 368
CAS No.: 5242-49-9
EINECS No.: 226-044-2
Appearance: Yellow-green crystalline powder
Molecular Formula: C29H20N2O2
Category: Textile Auxiliary Agent(Textile chemical)
Brand Name: Colorcom
Shelf Life: 2 Years
Place of Origin: Zhejiang, China.
| C.I. | 368 |
| CAS NO. | 5242-49-9 |
| Molecular Formula | C29H20N2O2 |
| Appearance | Yellow-green crystalline powder |
| Melting Point | 275-280 ºC |
| Content | ≥ 99% |
| Moleclar Weight | 442 |
| Fineness | ≥ 100 item |
| Ultraviolet Absorption | ≥ 2000 nm |
| Application | Widely used in plastics and polyester, it can also be used in films, injection moulded and extruded materials, and is also suitable for whitening synthetic resins at any stage, as well as brightening and brightening in the paint, lacquer and ink industries. |
Whitening masterbatches, foaming masterbatches, filling masterbatches, functional masterbatches, flame retardant masterbatches and other colour masterbatches.
The fluorescent brightener KSN is suitable for whitening and brightening plastic substrates by the dry, wet and masterbatch methods. It is particularly suitable for dry whitening, where the product is mixed well with the plastic substrate or resin and then extruded after melting.
Reference Dosage:
1. The reference dosage of brightener for general plastic substrates is 0.002-0.03%, i.e. about 10-30 grams of fluorescent brightener KSN per 100 kg of plastic raw material.
2. In transparent plastics the reference amount of brightener is 0.0005-0.002%, i.e. about 0.5-2 grams per 100 kg of plastic raw material.
3. In polyester resin (polyester fibre) the reference amount of brightener is 0.01-0.02%, i.e. about 10-20 grams per 100 kg of resin.
1.Stable Quality
All products have reached national standards, product purity of more than 99%, high stability, good weatherability, migration resistance.
2.Factory Direct Supply
Plastic State has 2 production bases, which can guarantee the stable supply of products, factory direct sales.
3.Export Quality
Based on domestic and global, the products are exported to more than 50 countries and regions in Germany, France, Russia, Egypt, Argentina and Japan.
4.After-sales Services
24-hour online service, the technical engineer handles the whole process regardless of any problems during the use of the product.
Packaging:
In 25kg drums (cardboard drums), lined with plastic bags or according to customer's requirements.
Contact Us
Colorcom Ltd was established in May, 2013 to be in charge of the import and export business for our group, with the
registered capital of CNY: 10,000,000.00. The company is headquartered in Hangzhou city, Zhejiang province, which is the very
famous scenery city in China. Welcome to visit our company. We will have a very pleasant time together in the place of interest
......
Colorcom Group produces high performance pigments widely use in printing inks, paints, coatings,plastic, textile printings, leathers, stationery, construction, cosmetics,etc.Our brand are TPColor &TopColor,which are now a renown brand for international market.Our TPColor pigments have the advantages of high color strength, high gloss, superior dispersion, excellent fastness to light and weather,outstanding resistance to all solvents, high quality consistency,long shelf-life, chemically and physically stable, etc.
