Patent ID: 7053031

Claim:
A method for cleaning an exterior surface of a selected from the group consisting of automobile, a truck, a train, a streetcar, and an aircraft means of transport composition, said method comprising contacting said means of transport with a composition comprising: a) at least one tertiary amine oxide of the formula R 1 R 2 R 3 NO, where R 1 is an alkyl, alkenyl, alkoxypropyl or alkenylamidoalkyl group having 8 to 18 carbon atoms, R 2 and R 3 independently of one another are of 1 to 6 carbon atoms alkyl radicals of 1 to 6 crabon atoms, or hydroxyethyl hydroxyethyl radicals, and b) at least one alkali metal salt of an acid selected from the group consisting of a polyaspartic acid, a polyglutamic acid, or a mixture thereof, said acid having a molecular weight of from 5000 g/mol to 50 000 g/mol, wherein a weight ratio of the constituents a):b) is between 10:1 and 3000:1.