Optical Brightening Agent/Optical Brightener/OBA for Polyester (Textile Chemicals, Textile Auxiliary)

• Customization: Available
• Certification: EOKO TEX
• Color: Light Yellow
• Model NO.: Optical Brightening Agent
• Appearance: Powder
• Application: Textile Auxiliary
• Transport Package: 25KG new carton box
• Specification: 25KG Drum
• Trademark: Sylic
• Origin: China
• HS Code: 32042000
• Production Capacity: 30000 Tons/Year

Product Description

                       Fluorescent Whitening Agent for Polyester
I,PROPERTY
   Appearance:  Yellow dispersion
   Ionicity:  Non-ionic
   Chemical structure:  Stilbene benzene derivatives
   Dyeing shade:  Reddish
   Counter quality: Blankophor ER 330(Bayer)

II.APPLICATION
   1.With reddish white shade for polyester,triacetate fiber and their blends in all stage of processing.
   2.With good high temperature fastness and light fastness.
   3.With good stability to hard water,peroxide bleaching,acids and alkalis.
   4.With high fluorescent strength and brilliant white shade.
 
III.PROCESS METHOD
1.Exhaust process with high temperature
   Dosage: FWA MER-L 0.1-1.0% o.w.f    Dispersant:0.5-1g/L
   Acetic acid adjustment: pH=5-6
  Temperature×time:130ºC×30-40mins
2.Continuous process
   Dosage:FWA MER-L 1-10g/L  Other auxiliaries:xg/L
   Temperature×time:180-190ºC×30-60Sec.

IV.Packing
   25kg plastic drum or according to customer request.

V.STORAGE STABILITY

   1.The product is stable for 1 year when stored in closed containers at room temperature.

   2.The product is sensitive to cold below 0ºC and sensitive to heat above 40ºC.
   3.The sediment usually developing with dispersions can be homogenized by stirring.

Package:
Packing : 25kgs new carton box with pallet               
Maximum order quantity of 20'FCL : 12.6MT 



Shipment:
Whether you have your own freight-forwarder or  you would like us to organize shipment ; whether you
require delivery FOB to a port in China or CIF to a port near you,we are happy to quote and supply whichever
way you choose. Please feel free to discuss all options with us . 
Our delivery time : Within 20days after got T/T or L/C bank copy



Payment:
We support a variety of payment terms like T/T, L/C at sight, DP, C.A.D etc. If customers need forward
payment term like T/T 30 days or L/C 60 days, we will also try to meet their demand based on customers'
reputation and consumption.
 
Certificate:
Our products' quality has been approved by ISO9001 quality management system, OKEO-TEX, GOTS,etc.



Market:
Our partners all around the world.