Photographic & Sensitive Products

CL-L Optical Brightening Agent Chemical Auxiliary Agent Light Yellow CAS 27344-41-8?

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1. General Information of Optical Brightening Agent CL-L ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

Structure:



MOLECULAR FORMULA: C28H20S2O6Na2

SUBSTANCE NAME:

disodium 2,2& acute;-([1,1& acute;-biphenyl]-4,4& acute;-diyldivinylene)bis(benzenesulphonate)

MOLECULAR WEIGHT: 562.60 (As International relative Atom Mass 1997)

EXCUTIVE STANDARD: Q/LQH008-2004

SPECIFICATIONS:

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Item | Indices |
Appearance | Light yellow or yellow-green transparent liquid |
Max UV absorption wavelength | 348±1 nm |
Extinction value | 0.16-0.17 |
1% Extinction coefficient | 210-230 |
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PROPERTY:

Optical Brightening Agent Cl-L is a liquid formulation of a disulfonic distyrylbiphenyl fluorescent whitening agent, which is one of the best optical brighteners used in synthetic fiber, cellulose fabric polyimides and proteinic fiber. It can be mixed with water at any proportion. At room temperature, it has a satisfactory effect when used in washing powder, soap and washing syrup and can be used in exhawsting ageing for cotton at high tempreture. It has good effect on the paper whitening. It is safe, nontoxic and can be added in any procedure of` the preparation of synthetic detergent. It has a high stability and resistance to sodium hypochlorite, oxidtive bleaching and strong acid.

2. Application and procedure of Optical Brightening Agent CL-L ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ??

Optical Brightening agent CBL-L can be used in synthetic detergent industry and soap industry.

Optical Brightening agent CBL-L can be added in any procedure of the process of synthetic detergent and soap. It can get excellent effect if used together with optical brightener 31#.

Recommended dosage :

Common washing powder:0.02-0.12% Soap:0.02-0.10%

Concentrated washing powder: 0.02-0.14% Washing syrup: 0.01-0.04%

Liquid detergent: 0.02-0.06% Fabric fiber: 0.02-0.08%



3. Packing and Shipping ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

Optical Brightening agent CL-L is packed in 25 kg, 50 kg or 200 kg plastic drum.

We have rich experiences in exporting and importing. We have good cooperation with world wide Express like DHL, UPS etc and also shipping line to ensure the samples and goods can be reach to the cutomers at soonest speed.

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4. Quality Contral and R&D ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

We have more than 15 years of production and we also have experienced technical person to do testing and gurantee the quality during the whole production line.In past few years our team strive to develop new products which are enviromental friendly and energy

saving. We believe with our fulfillment to be the best enterprise for our customers. Under their efforts the Optical brightening agent has achieved national advanced level.

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5. Production line ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ??

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Shanxi Colorshine Chemical Industry Co.,ltd is an ISO-certified modernized chemical enterprise in the collection of R&D, production and sales. Our company concentrates on the production, sales and service for Optical brighteners,Dyes and Carbon Black, fine chemicals and intermediates, which are widely used in detergent,paper-making, textile, rubber industry, medical industry, paints, printing inks and etc.

Our company& acute;s headquarters is based in Linfen City, Shanxi Province. We are establishing technical cooperation with Linfen Tech University, and manufacture products according to different customers’ requirements to fulfill market’s demand.

Except professional R&D team, our factory has advanced production and testing equipments for testing, mixing and post-processing the products in order to ensure the high quality.

With profound chemistry knowledge and rich experience, our business team can offer professional technical supports according to customers’ demand.Till now our products are exported to Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and successfully into Germany, France, the United States and other European markets.

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