Patent application number | Description | Published |
20080237907 | Process for the preparation of a polymerizable dental composition - A process for the preparation of a polymerizable dental composition comprising the steps of
| 10-02-2008 |
20080274442 | Laser curable polymerisable composition for the protection of hard tissue - One-component heat-curable sealant composition for the protection of exposed dental surfaces, comprising
| 11-06-2008 |
20090017360 | OLIGOMERIC AND POLYMERIC AROMATIC PHOSPHONIC ACIDS, THEIR BLENDS, PROCESSES FOR PREPARING THEM AND USES AS POLYELECTROLYTES - The present invention relates to halogen-free, oligomeric or polymeric phosphonic acids made up of units of the general formula (I) | 01-15-2009 |
20090048395 | OLIGOMERIC AND POLYMERIC SILOXANES SUBSTITUTED BY ARYLPHOSPHONIC ACIDS - The present invention relates to oligomeric or polymeric siloxanes comprising phosphonic acid groups, a process for preparing them, oligomeric or polymeric siloxanes comprising silyl phosphonate and/or alkyl phosphonate groups, blends comprising at least one oligomeric or polymeric siloxane according to the invention comprising polyphosphonic acid groups and/or at least one oligomeric or polymeric siloxane comprising silyl phosphonate and/or alkyl phosphonate groups and at least one further polymer, membranes, films or composites comprising at least one oligomeric or polymeric siloxane according to the invention comprising phosphonic acid groups and/or at least one oligomeric or polymeric siloxane according to the invention comprising silyl polyphosphonate and/or alkyl polyphosphonate groups or a blend according to the invention, and also various uses of oligomeric or polymeric siloxanes comprising phosphonic acid groups and/or oligomeric or polymeric siloxanes comprising silyl phosphonate and/or alkyl phosphonate groups or blends according to the invention. | 02-19-2009 |
20090253840 | CATALYTIC PROCESS FOR THE PHOSPHONYLATION OF HIGH-TEMPERATURE POLYMERS - Process for preparing polymeric aromatic phosphonates and also polymeric aromatic phosphonates which can be prepared by the process of the invention and blends comprising these polymeric aromatic phosphonates and at least one further polymer and also films, composites and membranes comprising these polymers or blends, the use of the membranes of the invention in fuel cells or in separation technology and also fuel cells comprising the membranes of the invention. | 10-08-2009 |
20100121009 | CATALYST SYSTEM FOR OLEFIN POLYMERIZATION PROCESS FOR PRODUCING IT AND A PROCESS FOR THE POLYMERIZATION OF ALPHA-OLEFINS USING THE CATALYST SYSTEM - The invention relates to a catalyst system comprising a support in which transition metal cations or uncharged transition metal atoms are distributed. The system further comprises one or more separately added ligands which are capable of forming a coordinate or covalent bond with the transition metals. The catalyst system is produced by replacing metal ions present in a support by transition metal ions. The transition metal ions can optionally be reduced. One or more ligands which are capable of forming a coordinate or covalent bond with the transition metal or metals are subsequently added. The catalyst is used for the polymerization of olefins. | 05-13-2010 |
20100152387 | ISOTACTIC POLYSTYRENE HAVING REACTIVE GROUPS - The present invention relates to a process for preparing functionalized isotactic polystyrene, functionalized isotactic polystyrene which can be prepared by the process of the invention, the use of the functionalized isotactic polystyrene of the invention as macromonomer, a process for preparing a macroinitiator, a macroinitiator which can be prepared by the abovementioned process, the use of the macroinitiator for controlled free-radical polymerization, the use of the functionalized isotactic polystyrene of the invention as macromonomer, preferably in copolymerization with olefins, ROMP with cycloolefins or for coupling with silicone segments, a process for epoxidizing the functionalized isotactic polystyrene of the invention, epoxidized isotactic polystyrene which can be prepared by the abovementioned process and a process for preparing soft thermoplastic elastomers (TPEs) by metathesis polymerization of the functionalized isotactic polystyrene of the invention with suitable polymers which have terminal double bonds and soft thermoplastic elastomers which can be prepared by the process of the invention. | 06-17-2010 |
20100190931 | CATALYST SYSTEM FOR POLYMERIZATION OF OLEFINIC MONOMERS, PROCESS FOR PREPARING POLYMERS, AND POLYMERS PREPARED BY THE PROCESS - The present invention relates to new catalyst supports comprising nanofibers, a catalyst system comprising these supports as well as a process for preparing nanocomposites and the nanocomposites prepared. The invention especially concerns a supported catalyst system for polymerization of olefins, comprising a support made of fibers or a fleece of fibers, wherein the mean fiber diameter is less than 1000 nm, preferably less than 500 nm and the mean fiber length is more than 200,000 nm, preferably more than 500,000 nm and especially preferred more than 1,000,000 nm as well as a process for polymerizing olefinic systems in the presence of these catalyst systems and the resulting nanocomposites. | 07-29-2010 |
20120328502 | Preparation of Metal Oxide Nanotubes - The present invention relates to a preparation process for metal oxide nanotubes, the SiO | 12-27-2012 |
20140058010 | LASER CURABLE POLYMERISABLE COMPOSITION FOR THE PROTECTION OF HARD TISSUE - One-component heat-curable sealant composition for the protection of exposed dental surfaces, comprising
| 02-27-2014 |