tetrasulsonated optical brightener 220 liquid for paper

• Post Date:

  Mar 03,2017

• Expiry Date:

  Apr 02,2017

• Detailed Description:

  Quantity: 1FCL
  Price:990 USD Metric Tons
  OBA Tetrasulfonated optical whitening agent
  Description:
  This product is a liquid fluorescent whitening agent used in papermaking.
    Characteristics:
  1.This product is easy to use, can be arbitrary proportion miscible with water,is suitable for continuous addition.
  2.It has good acid-resistance, under low PH value also has excellent whitening effect.
  3. It is very stable above 0°C.if temperature is below -3°C ,it will freeze, if move to room temperature place or heating can melt, and to use effect without any adverse effects.
  4.This product uses advanced nanofiltration technology to make it contain low salt content At room temperature, it has good storage stability.
  Scope of application
  1. in the process of surface Sizing.
  2. in the process of coating.
    Specification Tetrasulfonated
  Appearance Amber transparent liquid
  Ionicity anionic
  PH 8.0--10.0
  Viscosity (25°C) ≤50mpa.s
  density 1.05—1.2g/cm3
  Whiteness (WCIE)       ≥ -0.3
  Fluorescent strength (equivalent to standard substance) 30
    Application:
  1.we can add it into paper pulp directly , the dosage is : 0.05—1.2% (to oven dry stock)
  2.In the process of surface sizing, it has better whitening effect used together with
  CMC, PVA and starch. The dosage: 0.5—10g/L.
  3.In the process of coating, it can be added at any position.it has better whitening effect used together with CMC, PVA and starch. The dosage : 0.1—1.1% (to the coating weight)
  Packaging and storage
  Plastic barrel for 200kg and 1000kg or your demand ,
  Stored in closed containers at the temperature between 0-35°C, storage life is 6 months.

• Company:

  desheng paper making chemical co.,ltd     [ China ]        

• Contact:

  carol

• Tel:

  +86-13573692208

• Fax:

• Email:

  deshengcarolzhang@163.com