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China Supplier Hostalux KCB-C - Optical Brightener KCB – Subang

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  • China Supplier Hostalux KCB-C - Optical Brightener KCB – Subang

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We are committed to providing easy,time-saving and money-saving one-stop purchasing service of consumer for Fluorescent Whitening Agent BBU, Ortho Amino Phenol, 40470-68-6, With a wide range, good quality, reasonable prices and good service, we will be your best business partner. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
China Supplier Hostalux KCB-C - Optical Brightener KCB – Subang Detail:

Structural formula

1

Chemical name: 1,4-bis(benzoxazolyl-2-yl)naphthalene

C.I.:367

CAS NO.: 5089-22-5/63310-10-1

Technical data:

Appearance: yellowish-green crystal powder

Content: ≥99.0%

Melting point: 210-212℃

Molecular formula: C24H14N2O2

Molecular weight: 362

Solubility: insoluble in water, soluble in organic solvents

Maximum absorption spectrum wavelength: 370nm

Maximum fluorescence emission wavelength: 437nm

Other features: good heat resistance and light resistance; good chemical stability, no reaction with plasticizers, foaming agents, crosslinking agents, etc., good compatibility with polymer materials, and no bleeding.

Application

Optical brightener KCB is one of the best products among many fluorescent whitening agents. Strong whitening effect, bright blue and bright color, it has good heat resistance, weather resistance and chemical stability. It is mainly used for the whitening of plastic and synthetic fiber products, and it also has obvious brightening effect on non-ferrous plastic products. It is also widely used in ethylene/vinyl acetate (EVA) copolymers, which is an excellent variety of optical brighteners in sports shoes. It is also widely used in PE, PP, PVC, PS, ABS, PMMA and other plastic films, molding materials, injection molding materials and polyester fibers. It also has a significant effect on the whitening of paints and natural paints. This variety is the lowest toxic among many varieties of whitening agents. The United States stipulates that it can be used for whitening food packaging materials.

Reference Dosage

For plastics or resins, the general dosage is 0.01-0.03%, that is, about 10-30 grams of BC-111 fluorescent whitening agent is added to 100 kilograms of plastic raw materials. The user can adjust the specific dosage of the whitening agent according to the requirements of whiteness. If an ultraviolet absorber such as titanium dioxide is added to the plastic raw material, the optimal amount of the whitening agent should be adjusted appropriately.

PE : 10-25g/100kg plastic raw material

PP : 10-25g/100kg plastic raw material

PS : 10-20g/100kg plastic raw material

PVC: 10-30g/100kg plastic raw material

ABS : 10-30g/100kg plastic raw material

EVA: 10-30g/100kg resin

If used in transparent plastic film, the reference dosage of brightener: 1-10g/100kg plastic raw material

Packing: 25kg cardboard drum lined with plastic bag or packed according to customer requirements

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China Supplier Hostalux KCB-C - Optical Brightener KCB – Subang detail pictures

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We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for China Supplier Hostalux KCB-C - Optical Brightener KCB – Subang , The product will supply to all over the world, such as: Bolivia, Istanbul, Luxembourg, As a way to make use of the resource on the expanding information and facts in international trade, we welcome prospects from everywhere on the web and offline. In spite in the top quality products we offer, effective and satisfying consultation service is supplied by our specialist after-sale service group. Solution lists and detailed parameters and any other info weil be sent to you timely for the inquiries. So please get in touch with us by sending us emails or contact us if you have any concerns about our firm. ou can also get our address info from our web site and come to our enterprise. or a field survey of our solutions. We're confident that we are going to share mutual results and build solid co-operation relations with our companions in this market. We're looking forward to your inquiries.
    • Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!
    5 Stars By Bertha from Milan - 2017.04.08 14:55
    The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Carey from Oman - 2018.04.25 16:46
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