Patent application number | Description | Published |
20080306237 | Highly Functional, Highly Branched Polyureas - The present invention relates to a process for preparing high-functionality highly branched polyureas which comprises reacting one or more ureas with one or more amines having at least two primary and/or secondary amino groups, at least one amine having at least three primary and/or secondary amino groups. | 12-11-2008 |
20080306290 | Process for Epoxidizing Propene - The present invention provides a process for the epoxidation of propene which comprises reacting propene with hydrogen peroxide in the presence of methanol as solvent and a titanium zeolite catalyst, the process further comprising separating propylene oxide from the reaction mixture to obtain a mixture comprising methanol, water, at least one carboxylic acid and at least one carbonyl compound, wherein the at least one carboxylic acid is at least partially neutralized, said process optionally comprising a hydrogenation stage. | 12-11-2008 |
20100000911 | Method for the Elimination of Oxygen, Nitrogen Oxides, Acetylenes, and/or Dienes From Hydrogen-Rich Olefin-Containing Gas Mixtures - The present invention relates to a process for removing at least one component selected from the group consisting of oxygen, nitrogen oxides, acetylenes and dienes from a gas mixture comprising the at least one component and also hydrogen, one or more olefins which are not dienes and possibly further gas constituents, in which the gas mixture is brought into contact with a catalyst in a reaction zone, wherein the catalyst comprises copper(I) sulfide. | 01-07-2010 |
20100003173 | METHOD FOR PRODUCING PROPYLENE OXIDE - Process for preparing propylene oxide, which comprises at least the steps (i) and (ii):
| 01-07-2010 |
20100305369 | PROCESS FOR THE PREPARATION OF AN OLEFIN OXIDE - The present invention relates to a continuous process for the preparation of an olefin oxide wherein an olefin is reacted with a hydroperoxidein the presence of a catalyst, and wherein the reaction which is carried out in at least three reactors operated in parallel is controlled by specifically adjusting the catalyst loads in the reactors. | 12-02-2010 |
20100310822 | MULTI-LAYER COMPOSITE MATERIAL, PRODUCTION AND USE THEREOF - A multilayered composite material comprises as components:
| 12-09-2010 |
20110005975 | METHOD FOR REMOVING MERCURY FROM HYDROCARBON STREAMS - Method of removing mercury from a mercury-comprising hydrocarbon stream, in which the hydrocarbon stream is brought into contact with an absorbent comprising copper on a support material, wherein the hydrocarbon stream is brought into contact with the absorbent in the presence of hydrogen. | 01-13-2011 |
20110130579 | PROCESS FOR THE PREPARATION OF A TITANIUM ZEOLITE CATALYST - A process for the preparation of a catalyst for the use in a hydrocarbon conversion reaction, said catalyst containing a titanium zeolite and carbonaceous material, the catalyst containing said carbonaceous material in an amount of from 0.01 to 0.5% by weight based on the total weight of titanium zeolite contained in the catalyst, the process comprising (i) preparing a catalyst containing the titanium zeolite and (ii) depositing carbonaceous material on the catalyst according to (i) in an amount of from 0.01 to 0.5% by weight based on the total weight of titanium zeolite contained in the catalyst by contacting said catalyst, prior to using the catalyst in said hydrocarbon conversion reaction, with a fluid containing at least one hydrocarbon in an inert atmosphere, to obtain the carbonaceous material containing catalyst, wherein in (ii), the catalyst is not contacted with an oxygen containing gas. | 06-02-2011 |
20120175556 | Open-Cell Foams Having Superabsorbers - The invention relates to superabsorbent-endowed open-cell foams in the form of sheet materials comprising an open-cell foam and superabsorbent which are not more than 30 mm in thickness. It further relates to processes for their production and also to their use for moisture regulation. | 07-12-2012 |
20120209231 | TEXTILES CONTAINING IMPROVED SUPERABSORBERS - Improved superabsorbent-containing textiles comprise hydrophilic fibers incorporated after application of superabsorbent. This makes it possible to provide superabsorbent on a relatively open-pore textile, but the distribution of liquid applied to the textile is distinctly improved by the hydrophilic fibers additionally incorporated. | 08-16-2012 |
20130012901 | LAMINATE POLYMER COMPOSITE WOUND DRESSINGS, THEIR MANUFACTURE AND THEIR USE - A laminate polymer composite wound dressing and a process of making and using the same are provided. The laminate polymer composite wound dressing includes, a contact layer, an absorbent layer, and, optionally, a backsheet, an adhesive layer, and a moisture vapor transmission rate control layer, wherein the contact layer includes non-woven polymer fibers, the absorbent layer includes a fibrous web and super absorbent polymer particles. The laminate polymer composite wound dressing can find application in the medical field, such as the treatment of high exuding wounds and dry wounds. | 01-10-2013 |
20130023844 | Laminate Polymer Composite Wound Dressings, Their Manufacture And Their Use - A laminate polymer composite wound dressing and a process of making and using the same are provided. The laminate polymer composite wound dressing includes, a contact layer, an absorbent layer, and, optionally, a backsheet, an adhesive layer, and a moisture vapor transmission rate control layer, wherein the contact layer includes non-woven polymer fibers, the absorbent layer includes a fibrous web and super absorbent polymer particles. The contact layer can be melt blown onto the absorbent layer to entangle the nonwoven polymer fibers of the contact layer with the fibrous web of the absorbent layer to adhere the contact layer to the absorbent layer. Alternatively, a non-water soluble melt adhesive is used to adhere the contact and absorbent layers. The laminate polymer composite wound dressing can find application in the medical field, such as the treatment of high exuding wounds and dry wounds. | 01-24-2013 |