Patent application number | Description | Published |
20120168010 | MICROFLUIDIC DEVICES - We describe a method of layer-by-layer deposition of a plurality of layers of material onto the wall or walls of a channel of a microfluidic device, the method comprising: loading a tube with a series of segments of solution, a said segment of solution bearing a material to be deposited; coupling said tube to said microfluidic device; and injecting said segments of solution into said microfluidic device such that said segments of solution pass, in turn, through said channel depositing successive layers of material to perform said layer-by-layer deposition onto said wall or walls of said channel. Embodiments of the methods are particularly useful for automated surface modification of plastic, for example PDMS (Poly(dimethylsiloxane)), microchannels. We also describe methods and apparatus for forming double-emulsions. | 07-05-2012 |
20130139477 | METHOD OF PROVIDING A CHEMICAL OR BIOLOGICAL MATERIAL IN QUANTISED FORM AND SYSTEM THEREFOR - This invention relates to methods and systems for providing chemical and/or biological materials. Thus we describe a method of providing a chemical or biological material in a quantised form, the method comprising: preparing an emulsion comprising a plurality of microdroplets each holding a controlled amount of said material; storing said chemical or biological material in said microdroplets in said emulsion; transferring a portion of said emulsion microdroplets to a container for transportation; transporting said container to a user of said material, wherein said user receives said material in a quantised form in said microdroplets of said emulsion; and de-emulsifying said received microdroplets containing said material in quantised form to extract said material for subsequent use. | 06-06-2013 |
20150073061 | COATED MICROFLUIDIC DEVICES AND METHODS OF MAKING - We describe a method of layer-by-layer deposition of a plurality of layers of material onto the wall or walls of a channel of a microfluidic device, the method comprising: loading a tube with a series of segments of solution, a said segment of solution bearing a material to be deposited; coupling said tube to said microfluidic device; and injecting said segments of solution into said microfluidic device such that said segments of solution pass, in turn, through said channel depositing successive layers of material to perform said layer-by-layer deposition onto said wall or walls of said channel. Embodiments of the methods are particularly useful for automated surface modification of plastic, for example PDMS (Poly(dimethylsiloxane)), microchannels. We also describe methods and apparatus for forming double-emulsions. | 03-12-2015 |
Patent application number | Description | Published |
20090305054 | Means for applying and wiping away a liquid - A means for applying and wiping away a liquid, having a container with a filling space and at least one opening for the application of the liquid, characterized in that, on the outside of the container, which side does not have at least one opening, the means has at least one porous support material for wiping away the liquid. | 12-10-2009 |
20110027591 | Aqueous two-component or multicomponent aqueous epoxy resin primer composition - The invention relates to two-component or multicomponent aqueous epoxy resin primer compositions comprising a first component, a second component, and an optional other component. The first component contains at least water and an epoxy resin while the second component contains at least one polyamine. The composition also comprises carbon black and/or epoxy silane and/or epoxy siloxane and/or an amino silane and/or an amino siloxane and/or mercaptosilane. The aqueous epoxy resin primer compositions improve adhesion of moisture-curing polyurethane adhesives or sealants on various bases. | 02-03-2011 |
20110223326 | Means for applying and wiping away a liquid - A means for applying and wiping away a liquid, having a container with a filling space and at least one opening for the application of the liquid, characterized in that, on the outside of the container, which side does not have at least one opening, the means has at least one porous support material for wiping away the liquid. | 09-15-2011 |
Patent application number | Description | Published |
20100279121 | PRIMER COMPOSITION CONTAINING ALDIMINE - The invention relates to the use of compositions containing a polyaldimine ALD of formula (I) as primers for adhesives or sealants. It turned out that said primers accelerate adhesion especially in winter weather without reducing the open time of the primer. Said accelerated adhesion is particularly important for fast-curing polyurethane adhesives or sealants. | 11-04-2010 |
20110052809 | METHOD FOR APPLICATION OF AN ADHESION PROMOTER COMPOSITION TO A SUBSTRATE - The present invention relates to a method for application of an adhesion promoter composition, containing at least one adhesion promoter substance, to a substrate. For this purpose, the adhesion promoter substance is vaporized and the vapor formed is transported to the substrate via a carrier gas. | 03-03-2011 |
20110104504 | AROMATIC SECONDARY ADHESIVE COMPOSITIONS CONTAINING AMINOSILANE - Compositions which have i) at least one mercaptosilane MS, as well as ii) at least one polysilane PS, as well as iii) at least one aromatic secondary aminosilane AS, as well as iv) at least one organotitanium compound. | 05-05-2011 |
20120114866 | METHOD FOR APPLYING A FLUID ONTO A SUBSTRATE - A method for applying a fluid onto a substrate. The fluid, upon exiting a container, passes through a porous material that is in contact with the substrate, and the porous material is provided with a marking agent that marks the application site of the fluid on the substrate. | 05-10-2012 |
20120315388 | BONDING SYSTEM COMPRISING AN ADHESIVE OR SEALANT AND A PRIMER - An adhesive system, including a bonding agent composition containing at least one aqueous dispersion of a solid epoxy resin; and at least one polyamine; and an adhesive or sealant, containing at least one compound V in free or hydrolytically releasable form, which can react with the polyamine in a condensation reaction, wherein an adhesive system can result in improved adhesion under humid and warm conditions. | 12-13-2012 |
Patent application number | Description | Published |
20100279121 | PRIMER COMPOSITION CONTAINING ALDIMINE - The invention relates to the use of compositions containing a polyaldimine ALD of formula (I) as primers for adhesives or sealants. It turned out that said primers accelerate adhesion especially in winter weather without reducing the open time of the primer. Said accelerated adhesion is particularly important for fast-curing polyurethane adhesives or sealants. | 11-04-2010 |
20110052809 | METHOD FOR APPLICATION OF AN ADHESION PROMOTER COMPOSITION TO A SUBSTRATE - The present invention relates to a method for application of an adhesion promoter composition, containing at least one adhesion promoter substance, to a substrate. For this purpose, the adhesion promoter substance is vaporized and the vapor formed is transported to the substrate via a carrier gas. | 03-03-2011 |
20110104504 | AROMATIC SECONDARY ADHESIVE COMPOSITIONS CONTAINING AMINOSILANE - Compositions which have i) at least one mercaptosilane MS, as well as ii) at least one polysilane PS, as well as iii) at least one aromatic secondary aminosilane AS, as well as iv) at least one organotitanium compound. | 05-05-2011 |
20120315388 | BONDING SYSTEM COMPRISING AN ADHESIVE OR SEALANT AND A PRIMER - An adhesive system, including a bonding agent composition containing at least one aqueous dispersion of a solid epoxy resin; and at least one polyamine; and an adhesive or sealant, containing at least one compound V in free or hydrolytically releasable form, which can react with the polyamine in a condensation reaction, wherein an adhesive system can result in improved adhesion under humid and warm conditions. | 12-13-2012 |
20140179829 | WATER BASED EPOXY RESIN PRIMER - The present invention relates to a adhesion promoter composition containing at least one aqueous dispersion of a solid epoxy resin; at least one polyamine; and at least one Compound V in free or hydrolytically releasable form which can enter into a condensation reaction with the polyamine. Adhesion promoter compositions according to the invention lead to an improvement in the adhesion under hot, humid conditions. | 06-26-2014 |
20150024219 | AROMATIC SECONDARY ADHESIVE COMPOSITIONS CONTAINING AMINOSILANE - Compositions having i) at least one mercaptosilane MS, as well as ii) at least one polysilane PS, as well as iii) at least one aromatic secondary aminosilane AS, as well as iv) at least one organotitanium compound. | 01-22-2015 |
Patent application number | Description | Published |
20090246539 | Thermally-Hardening Silicone Coating Suitable as Adhesive - The invention relates to thermally-hardening silicone coatings on a thermoplastic plastic, characterised in being able to be used as adhesive without an adhesive primer. Such thermally-hardening silicone coatings are produced by a method comprising the following steps: application of a silicone composition to the surface of a thermoplastic plastic, or the surface of a thermoplastic plastic treated with an adhesive primer, at least a partial drying off of the silicone composition to form a silicone film, application of a bonding composition to the silicone film and baking at a temperature of 80° C. to 200° C. | 10-01-2009 |
20100183874 | PRIMER HAVING A HOT-MELT ADHESIVE COMPOSITION - Primers are disclosed that include hot-melt adhesive compositions that contain at least one polyurethane polymer that has isocyanate groups and/or silane groups for adhesives or sealing materials or for compositions for the production of coatings. Such primers are suitable for moisture-hardening polyurethane compositions and are VOC-free or are at least low-VOC. | 07-22-2010 |
20100202246 | MULTICOMPONENT PACKAGING - A multicomponent packaging is disclosed for an adhesive with at least one first and at least one second component. A first chamber is provided for accommodating the first component of the adhesive, the first chamber having an opening for removal of the adhesive. A second chamber is arranged within the first chamber for accommodating the second component of the adhesive. A sealing means is provided which, in the stored state of the multicomponent packaging, seals the opening in a fluid-tight manner. | 08-12-2010 |