Sud-chemie Ag

S&uuml;d-chemie Ag

Wolfgang Heininger

Helmut Coutelle

Ulrich Sohling

Wolfgang Buckl

Markus Möller

Robert Warth

A swellable layer silicate is described based on smectite or sepiolite/palygorskite for use in media containing di- or polyvalent cations that reduce swellability, characterized by a swelling volume of about 5 to 50 mL, measured by addition of 2 g layer silicate (air-dried) to 100 mL water, and by a fineness of maximum 5 wt. % &#x3e;40 &#x3bc;m and maximum 20% &#x3e;20 &#x3bc;m, as dry sieve residue.

Swellable phyllosilicates

A detergent in agglomerate form is described, characterized by the fact that it contains at least one swellable layer silicate and at least one optical brightener in intimate contact with each other.

Washing-agent additive

A thickening agent which is based on at least one synthetic phyllosilicate which contains at least one additive from the group of organic phosphorus compounds comprising the following:

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Moosburg, Germany

Wolfgang Heininger