ANTI-FLOODING AGENT FOR PAINTS AND PLASTERS

摘要

Hoe 77/K 020 (K 2544) ANTI-FLOODING AGENT FOR PAINTS AND PLASTERS This invention relates to an agent for preventing the flooding of color pigments in aqueous plastic dispersion paints, plasticbased plasters, and distemper paints containing cellulose ethers, which is based on a block polymer in which a di- or polyamine is present as the initial molecule on which alkylene oxide units are added, said block polymer being obtained from one mole of a dior polyamine of the general Formula I (I) wherein R is an alkylene group with 2 to 6 carbon atoms, and x is a whole number from 1 to 4, by reaction with about 5 to 50 moles of ethylene oxide, followed by reaction with about 5 to 100 moles of propylene oxide.