Fluorescent Brightener 368 Optical Brightening Agent KSN CAS NO.5242-49-9

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.

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.

Applicable industries:

Whitening masterbatches, foaming masterbatches, filling masterbatches, functional masterbatches, flame retardant masterbatches and other colour masterbatches.

Quick Details:

Method of Application:

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.

Product Advantage:

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.

Company Introduction:

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards.

Colorcom prides itself on superior customer and technical focus, while focusing on support, developing and manufacturing superior colorants and specialty chemicals. All of our industrial chemical manufacturing is executed to enhance the performance, appeal and processing of a broad range of products used in various industries and consumer - based applications.

Our advantage:

The competitive advantages of Colorcom international as your business partner or supplier:

1.Established manufacturer.
2.Current ISO certified; REACH registered.
3.Track record of quality, Lot to lot consistency.
4.Zero defect, Return policy.
5.Sufficient inventory.
6.Wide product portfolio, A great choice of shades.
7.Joint product development.
8.Total innovative solutions for every industry of the specific requirements.
9.Open dialogue and communication channels.
10.Long term commitment to meet or exceed the expectations of customers.
11.Competitive pricing, Optimistic margin.
12.Providing efficient service which is second to none.
13.Constantly changing industry requirements for innovative, fully customized products and solutions.
14.Consistent color performance, adaptability, flexibility and customization.
15.26 years of chemical industry knowledge and experience.
16.Colorcom makes every effort to better serve the global customers,We create and bring the best values to you.

Sincerely look forward to your inquiry!

we will be the most sincere service attitude and product professionalism to make you satisfied!