POPTAN OS ( REPLACEMENT SYNTAN )

POPTAN OS

POPTAN OS is a sulphone based anionic replacement tanning agent. It can be used for both self tannage and combination tannage in conjuction with vegetable tannins. It is also suitable for retanning chrome leather and for getting a very pale coloured light fast tannage.

NATURE :

Phenol-sulphonic acid condensation product.

Concentration : 96-98%

Tans : 70-72%

pH (1:10 soln.) : 3.0-3.5

PROPERTIES :

• POPTAN OS is a pale, creamish powder, readly soluble in water.

• POPTAN OS is a good light fast replacement syntan with high filling properties. It is ideal for production of crust leathers.

• POPTAN OS has buffering and slight neutralizing effect.

• POPTAN OS makes leather extremely soft while preserving the grain tightness.

• POPTAN OS has a good leveling effect on the dyeing and is suitable for pastel shades.

• POPTAN OS when used in combination with vegetable tanning materials has a brightening effect on the colour of the leather.

• POPTAN OS possesses good dispersing property and due to which it penetrates the vegetable tanning material deeper and more uniformly.

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APPLICATIONS :

• POPTAN OS has low astringency and so is suitable for all types of aniline leather.

• POPTAN OS is particularly recommended for full and tight retannages on goat, sheep and cow softy uppers, and for the retanning of chrome upper leathers where fullness without looseness is required.

• POPTAN OS is used as a main retanning agent for dry milled leathers to achieve uniform break throughout the area of skin or hide.

• Good nap can be obtained in suedes and buffing properties for correct grain side leather is good.

• Imparts good, uniform dyeing on uppers and suedes when Poptan OS is used in retanning.

• Ensures good dispersion of vegetable and resin tanning materials in cow, buffalo uppers and uniform penetration of all the products are achieved.

STORAGE :

Although storage life is unlimited particular care should be taken to ensure that the product is stored dry. Some caking may occur, if the product is stored in damp, warm conditions, but this does not affect the efficiency of the product.

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