China wholesale Optical Brighteners - Optical Brightener ER-1 – Subang

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Our target should be to consolidate and improve the high-quality and repair of current goods, in the meantime regularly produce new solutions to meet unique customers' needs for C. I. 184 Optical Brightener Ob, Oba 368, Fluorescent Whitening Agent ER, We will continually strive to improve our service and provide the best quality products with competitive prices. Any inquiry or comment is highly appreciated. Please contact us freely.
China wholesale Optical Brighteners - Optical Brightener ER-1 – Subang Detail:

Structural formula

1

C.I:199

CAS NO. :13001-39-3

Appearance: light yellow powder

Purity:  ≥99%

Melting point:  230-232℃

Feature

It is of the stilbene benzene type and is easily soluble in many organic solvents. Stable to cationic softener. The light fastness is S grade and the washing fastness is excellent. It can be used in the same bath with sodium hypochlorite, hydrogen peroxide and reducing bleach. The product is a light yellow-green dispersion which is non-ionic. It is obtained from the condensation of terephthalaldehyde and o-cyanobenzyl phosphonic acid one (), (7′ one’ ethyl ester [} R 2-(diethoxy phthalomethyl) benzonitrile].

Application: It is mainly used for whitening polyester, acetate, nylon, etc. Good whiteness for both dip dyeing and pad dyeing. The effect of whitening polyester by low-temperature adsorption and fixing method is also very good.

Instructions

Add the optical brightener ER-1 fine powder together with polyester chips and other additives into the blender. The recommended dosage is 0.02-0.08% (to the polyester weight ratio). The specific dosage can be determined according to the whiteness requirements of the finished product. , Mix well at 50-150℃.

Package

25kg fiber drum,with PE bag inside or as customer’s request.

Shelf life

2 years.


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While using the "Client-Oriented" organization philosophy, a rigorous top quality command process, highly developed production devices and a potent R&D workforce, we normally provide high quality products, outstanding solutions and aggressive charges for China wholesale Optical Brighteners - Optical Brightener ER-1 – Subang , The product will supply to all over the world, such as: Netherlands, Estonia, Austria, We guarantee that our company will try our best to reduce customer purchase cost , shorten the period of purchase , stable merchandise quality , increase customers' satisfaction and achieve win-win situation .
  • Perfect services, quality products and competitive prices, we have work many times, every time is delighted, wish continue to maintain!
    5 Stars By Miguel from New York - 2017.08.16 13:39
    The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Lindsay from Panama - 2017.09.30 16:36
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