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Optical Brightener Kcb

(1.3)
Supplier From China
Jan-22-21

Optical Brightener KCB is bright yellow powder with melting point 212â??, it is insoluble in water and the maximum absorption wave length is 370nm. It has very high stability and very excellent weather resistance and migration resistance, so it is very popular and very widely used in Plastic, Coating, Painting, Ink, Copolymer, Synthetic fiber, Polyester fiber etc.

Optical Brightener KCB Pure Powder 98.5%min with CAS No. 5089-22-5.

Price and Minimum Quantity

Price: $35 - $50
MOQ: Not Specified
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Additional Information

Physical Appearance : Greenish-Yellow Powder

CAS No.: 16470-24-9

EINECS No.: 240-521-2

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pH of Liquid or 1% Solution : 8-9

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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.
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Optical Brightener BA

Optical Brightener Ba

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MOQ: Not Specified
  Jinan Tonex Chemical Co.,Ltd
Supplier From Jinan, Shandong, China
Supplier Of Optical Brightening Agent   |   Chemicals & Allied Products   |   Optical Brighteners
 
Product information
Product name: OPTICALBRIGHTENER BA

Color Index No: C.I.113

Synonyms: FBA 113; OBA 113,Fluorescent Brightener BA; Optical Brightener Agent BA

Molecular Structure:
Molecular Formula: C40H42N12O10S2Na2

Molecular Weight: 960.94

CAS No: 12768-92-2

C.I. No.: C.I.113

Appearance: straw yellow uniform powder

E-value: 370

Features:
Anionic, resistant to PH4.5-11.

Applications
Mainly used in pulp brightening, surface sizing and coating, etc, with high acid resistance. It is the first choice to produce paper of high brightness requirements
Reference dosage:
1. When brighten in pulp, BA should be added before alum or cationic auxiliary agent; dosage: 0.05-0.4% (of absolute dry pulp).
2. In surface sizing, it can work with CMC, PVA, starch, or anionic or cationic synthetic sizing agent.
3. In coating, it can be used at any stage of coating production in the form of aqueous solution after dissolve.
Package & Storage:
10kg or 25kg/ craft paper bags. It canbe packed in other forms according to user's requirements.

Shelf life: not more than 24 months inthe room temperature.
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Optical Brightener SWN

Optical Brightener Swn

(1.0)
$20
MOQ: Not Specified
  Jinan Tonex Chemical Co.,Ltd
Supplier From Jinan, Shandong, China
Supplier Of Optical Brightening Agent   |   Chemicals & Allied Products   |   Optical Brighteners
 
Product information
Product name:Tonex white SWN

Color Index No: C.I.140

Synonyms: FBA 140; OBA 140,Fluorescent Brightener SWN; Optical Brightener Agent MDAC, Optical Brightener MDAC

Molecular Structure:


Molecular Formula : C14H17NO2

Molecular Weight: 231.28

CAS No 91-44-1/61968-71-6

C.I. No.: C.I.140

Appearance off white powder

Melting point :70.5-73

Assay: 98%

Fineness 200 meshes

Features:
1.Multipurpose brightener with excellent whiteness, soluble in ethanol but insoluble in water.
2.having properties of good solubility and compatibility.
Applications
This product is mainly used for whitening of wool,natural silk, nylon, acetate fiber and triacetate fiber. It can also be usedfor whitening of cotton and cyanamide, and can be used for whitening ofcellulose fiber by adding resin. Reference dosage:
The dosage is: nylon 0.05-0.3%, wool 0.05%-0.35%,acetate fiber 0.05-1.4%, triacetate fiber 0.1-2%, cylandex 0.05%-0.8%.
In addition, this product can be added to soap and detergent for washingfabrics, effective in the PH=3-11 range, can improve the appearance of thefabric after washing. It can also be used for coated paper, plastic andchromatic printing coatings.
Package & Storage:
25kg fiber drumor for the special demand .

Should be storedin cool, dry and ventilate place, and storage time should not exceed 24 months
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