Liming Agents

Ebrolin W

polyphosphate with auxiliaries

Chemical composition

blend of middle chain length polyphosphate and special auxiliaries

Appearance

white, fine powder, hygroscopic

pH - value (1:10)

6.0 - 8.0

Charge

anionic

Stability

stable to acids and salts under usual tannery conditions, stable in chrome liquors

Dilution

added undiluted

Field of application

Polyphosphate which can be used in the lime pit, deliming, pickle, neutralization and retannage of all types of leathers. It is especially recommended in the retannage of soft, full grain and tight nappa leathers and shoe suedes.

 

Properties

  • excellent dispersing properties in the liming
  • prevents lime blast in the deliming
  • excellent filling of loose parts in the pickle
  • used in neutralization or retannage improves the grain tightness
  • better levelness of dyestuffs during dyeing

       

      Application

      Ebrolin W, depending on the field of application, can be used alone or in combination with other tanning or retanning agents. It is applied before the chrome retannage and neutralizing.

      All quantities are calculated on shaved weight.

      Dispersion in the lime pit

      Ebrolin W

      10.0 % - 15.0 % calculated on
      the quantity of calcium hydroxide

      Prevention of lime blast

      Ebrolin W

      0.2 % - 0.6 %
      in the wash water

      Pre-tannage of pickled pelts

      Ebrolin W

      1.0 % - 2.0 %
      the pH after pre-tannage has to be 3.6 - 4.0

      De-pickling and pre-tannage of pickled pelts

      Water 35°C
      Ebrolin W

       

       

      70.0 % - 100.0 %
      2.0 % - 3.0 %
      to be dissolved in the drum, then introduce pickled pelts 

      Corrected grain upper leather

      Ebrolin W

      2.0 % - 5.0 %

      Suede splits

      Ebrolin W

      2.0 % - 4.0 %

      Remark

      Ebrolin W is a technical product and variations in colour can happen. The properties for application are not touched by this.

      Storage temperature

      Storage at temperatures between 5 °C and 40 °C.

      Shelf life

      Up to 12 months in the original sealed packing.

      Storage

      Storage under dry conditions and protected from sun.

      This information and our technical advice - whether verbal, in writing or by way of trials - are given in good faith but without warranty, and this also applies where proprietary rights of third parties are involved. Our advice does not release you from the obligation to check its validity and to test our products as to their suitability for the intended processes and uses. The application, use and processing of our products and the products manufactured by you on the basis of our technical advice are beyond our control and, therefore, entirely your own responsibility. Our products are sold in accordance with our General Conditions of Sale and Delivery.

      Download Technical Data Sheet