OEM China Optical Brightener 185 - Optical Brightener ER-1 – Subang

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OEM China Optical Brightener 185 - 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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Our primary purpose is to give our shoppers a serious and responsible company relationship, giving personalized attention to all of them for OEM China Optical Brightener 185 - Optical Brightener ER-1 – Subang , The product will supply to all over the world, such as: Iraq, Paraguay, Mecca, We believe with our consistently excellent service you can get the best performance and cost least goods from us for a long term . We commit to provide better services and create more value to all our customers. Hope we can create a better future together.
  • 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 Kay from Mexico - 2017.09.22 11:32
    In China, we have many partners, this company is the most satisfying to us, reliable quality and good credit, it is worth appreciation.
    5 Stars By Sandy from California - 2017.07.28 15:46
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