Patent application number | Description | Published |
20090272506 | PAPERS WITH A HIGH FILLER MATERIAL CONTENT AND HIGH DRY STRENGTH - A process for producing paper, board and cardboard in the presence of an aqueous slurry of components comprising finely divided fillers coated at least partly with water-soluble amphoteric copolymers, which involves adding, further to the aqueous slurry of components comprising finely divided fillers, at least one cationic and/or amphoteric polymer comprising as structural element no esters of unsaturated carboxylic acids with quaternized amino alcohols to the fiber suspension prior to sheet forming. | 11-05-2009 |
20110049411 | ELASTIC INORGANIC-ORGANIC HYBRID FOAM - A process for producing an elastic silicate foam by foaming a mixture comprising
| 03-03-2011 |
20120091400 | METHOD FOR THE PRODUCTION OF COMPOSITE MATERIALS - The present invention relates to a process for producing a nanocomposite material from
| 04-19-2012 |
20120123044 | POLYAMIDES THAT RESIST HEAT-AGING - Thermoplastic molding compositions comprising
| 05-17-2012 |
20120187045 | METHOD FOR SEPARATING SUBSTANCE MIXTURES BY MEANS OF MULTIPHASE POLYMER FILMS - The present invention relates to a process for separating substance mixtures by means of a nonporous polymer film which has
| 07-26-2012 |
20120325420 | PRODUCTION OF PAPER, CARD AND BOARD - The invention relates to a process for the production of paper, card and board, including the steps of draining a filler-containing paper stock, having a certain fibrous concentration and containing at least one water-soluble amphoteric copolymer, with sheet formation in a wire section, then pressing the paper in a press section, diluting the paper stock to a fibrous concentration in the range from 5 to 15 g/l, draining the diluted paper stock to form a sheet, and then pressing the sheet in the press section to a solids content G(x) wt % or greater, such that G(x) computes according to: | 12-27-2012 |