Patents by Inventor Franciscus Andrianus Maria Leermakers

Franciscus Andrianus Maria Leermakers has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • PROCESS FOR SEPARATING A CHARGED SPECIES FROM AN AQUEOUS SYSTEM
    Publication number: 20100237019
    Abstract: The present invention relates to a process for separating a charged species from an aqueous system, wherein the process comprises the following steps: (a) a first aqueous system comprising the charged species is contacted at a first temperature with an ampholytic polymeric 5 system comprising cationic and anionic domains, wherein the charged species is bonded to the ampholytic polymeric system; and (b) the ampholytic polymeric system is contacted with a second aqueous system at a second temperature, wherein the charged species is released to the second aqueous system, wherein the second temperature is higher than the first temperature and wherein the second temperature is higher than the first temperature and wherein the second 10 temperature is less than 60° C.
    Type: Application
    Filed: August 29, 2008
    Publication date: September 23, 2010
    Inventors: Johannes Petrus Aldegonda Custers, Rafaël Jean Sablong, Franciscus Andrianus Maria Leermakers, Johannes Theodorus Faustinus Keurentjes, Dirk Theodorus Andreas Van Asseldonk