Rainer Dobrawa, Mannheim DE
Rainer Dobrawa, Mannheim DE
Patent application number | Description | Published |
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20080293828 | Use of Copolymers as Solubilizers For Slightly Water-Soluble Compounds - The use of copolymers obtained by free-radical polymerization of a mixture of | 11-27-2008 |
20080300320 | Use of Polyvinyl Lactam-Polyalkylene Block Copolymers as Solubilisers for Poorly Water-Soluble Compounds - Use of polyvinyllactam-polyalkylene oxide block copolymers as solubilizers for sub-stances which are sparingly soluble in water. | 12-04-2008 |
20090036550 | Copolymers Based on Polyalkylene Oxide-Modified N-Vinyl Lactam Copolymers - Vinyllactam copolymers modified with polyalkylene oxide side-chains, and use thereof as solubilizers for substances which are sparingly soluble in water, and preparations comprising such copolymers. | 02-05-2009 |
20090258953 | USE OF VINYL ACETATE-SULFONATE COPOLYMERS AS SOLUBILIZERS FOR SLIGHTLY WATER-SOLUBABLE COMPOUNDS - The use of copolymers obtainable by free radical-initiated copolymerization of | 10-15-2009 |
20100047203 | Use of Block Copolymers Based on Vinyllactams and Vinyl Acetate as Solubilizers - Use of polyvinyllactam-polyvinyl acetate block copolymers as solubilizers for active ingredients that are sparingly soluble in water. | 02-25-2010 |
20100137455 | N-VINYLCAPROLACTAM-BASED COPOLYMERS AND THE USE THEREOF AS SOLUBILIZERS - Copolymers for use in solubilizing substances which are insoluble in water, substances which are only sparingly soluble in water, and combinations thereof; such copolymers comprising: (a) 60 to 99% by weight of N-vinylcaprolactam; and (b) 1 to 40% by weight of at least one other monomer selected from the group consisting of: C | 06-03-2010 |
20100204425 | PROCESS FOR PREPARING COPOLYMERS OBTAINED BY GRAFT POLYMERIZATION IN SOLUTION AND BASED ON POLYETHERS IN SOLID FORM - A process for preparing copolymers in solid form, where the copolymers are obtained by free-radical polymerization of a mixture of 30 to 80% by weight of N-vinyllactam, 10 to 50% by weight of vinyl acetate and 10 to 50% by weight of a polyether in the presence of at least one solvent, with the proviso that the total of i), ii) and iii) equals 100% by weight, which process comprises removing the solvent from the polymerization mixture with the aid of an extruder. | 08-12-2010 |
20120178728 | USE OF A COPOLYMER IN THE FORM OF A SOLUBILISER FOR A POORLY WATER-SOLUBLE COMPOUND - The use of copolymers obtained by free-radical polymerization of a mixture of | 07-12-2012 |