composition according to the invention characterized in that the components a1 and a2 are present in a weight ratio of from 30 1 to 1 90 particularly preferably the components a1 and a2 are present in a weight ratio of from 1 0 1 to 1 10 preferably in a weight ratio of from 1 0 2 to 1 7 a particularly preferred range is a mixing ratio of 1 1 the amino and or ammonium polysiloxane compounds a1 are expediently composed of at least one amino and or ammonium group q and or at least one organic radical v at least one group v contains a polyorganosiloxane group which is designated as v si this the group v si has for binding to the group q the structural element i of the formula i in a preferred embodiment of the invention the structural element of the formula i has the following formula ia wherein v r and n u2267 1 in embodiments in which a branched polydiorganosiloxane unit is used as described further below constituents r in the polyorganosiloxane unit which is adjacent to the structural unit of the formula i can be replaced by siloxane units in a preferred embodiment the polyorganosiloxane compositions according to the invention have amino and or ammonium polysiloxane compounds a1 of the formula iv wherein q and v are as defined above r e is in each case a monovalent organic radical or hydrogen x is u2267 1 the radicals r e may be identical or different from one another.