Kempkes
Hartwig Kempkes, Overath DE
Patent application number | Description | Published |
---|---|---|
20150126769 | METHOD FOR WORKING UP DISTILLATION RESIDUES FROM ISOCYANATE PRODUCTION - The present invention relates to a method for working up distillation residues from isocyanate production in which monomeric isocyanate present in distillation residues is recovered by means of a spray-dry method and the overall yield of monomeric isocyanate is thus significantly increased. | 05-07-2015 |
Juergen Kempkes, Koeln DE
Patent application number | Description | Published |
---|---|---|
20090053949 | LOW-VISCOSITY AQUEOUS ADHESIVE POLYMER DISPERSIONS - The invention relates to low-viscosity, low-monomer aqueous polymer dispersions based on polychloroprene, and a process for the preparation thereof and the use thereof as a contact adhesive. | 02-26-2009 |
Juergen Kempkes, Koln DE
Patent application number | Description | Published |
---|---|---|
20110237696 | FORMULATIONS BASED ON ANIONICALLY STABILISED, AQUEOUS POLYMER DISPERSIONS - Formulations based on anionically stabilised aqueous polymer dispersions, containing polychloroprene, to which carbon dioxide (CO | 09-29-2011 |
Jürgen Kempkes, Koln DE
Patent application number | Description | Published |
---|---|---|
20120101216 | METHOD FOR PRODUCING POLYMERIC SOLIDS - The invention relates to a method for producing polymeric solids free of auxiliary emulators starting from polymer latices (dispersion), wherein a polymer dispersion with a starting ph-value greater than 9 is set to a ph-value of 6 to 9 by adding gaseous carbon dioxide and the polymer dispersion is subsequently coagulated by shearing and/or freezing. | 04-26-2012 |