WACKER® CT 303 is an extremely finely dispersed water-based silicone emulsion. The particle size is in the nanometer range. 


WACKER® CT 303 can be easily diluted with water or readily incorporated into coldstirred formulations.


All the information provided is in accordance with the present state of our knowledge. Nonetheless, we disclaim any warranty or liability whatsoever and reserve the right, at any time, to effect technical alterations. The information provided, as well as the product's fitness for an intended application, should be checked by the buyer in preliminary trials. Contractual terms and conditions always take precedence. This disclaimer of warranty and liability also applies particularly in foreign countries with respect to third parties' rights.

WACKER® CT 303 is used primarily as polish in the home care sector.

WACKER® CT 303 is ideal for impregnating natural or synthetic textiles in a washing machine. It is recommended to apply the product in the rinse cycle. The impregnation effect is reached without loss of breathability of the fabrics. Recommended application concentration: 100 g WACKER® CT 303 / rinse cycle

Besides WACKER® CT 303 is well suited for hydrophobing most different materials as textiles, leather, wood, cork, paper, etc. For these applications WACKER® CT 303 is diluted with water to an active content of 1 – 5 %.  Slightly acidic conditions (pH 4 - 5) of aqueous formulations of  WACKER® CT 303 could improve their stability.  Stir well before use.


The 'Best use before end' date of each batch is shown on the product label.


Storage beyond the date specified on the label does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.

Sales and support

Wacker Chemical Corporation
3301 Sutton Road
Adrian, MI 49221-9397
United States
+1  888  922-5374 (Phone)

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