Manufactur standard Fluorescent Brightener EBF - Optical Brightener KCB – Subang

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

Our personnel are always in the spirit of "continuous improvement and excellence", and together with the top-quality good quality solutions, favorable selling price and superior after-sales providers, we try to acquire each customer's rely on for OPA, 16470-24-9, Plastic Optical Brightener, Customer pleasure is our main purpose. We welcome you to definitely build business relation with us. For further more information, you should never wait to contact with us.
Manufactur standard Fluorescent Brightener EBF - 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


Product detail pictures:

Manufactur standard Fluorescent Brightener EBF - Optical Brightener KCB – Subang detail pictures


Related Product Guide:

We're committed to furnishing easy,time-saving and money-saving one-stop purchasing support of consumer for Manufactur standard Fluorescent Brightener EBF - Optical Brightener KCB – Subang , The product will supply to all over the world, such as: Kuwait, Casablanca, Victoria, We are in continuous service to our growing local and international clients. We aim to be worldwide leader in this industry and with this mind; it is our great pleasure to serve and bringing the highest satisfaction rates among the growing market.
  • The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Ivy from Honduras - 2018.12.22 12:52
    A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By tobin from Seattle - 2017.06.16 18:23
    Write your message here and send it to us