Abstract: Plasma treatment apparatus and method for treatment of a surface of a substrate. A dielectric barrier discharge electrode structure is provided having a treatment space (5) and comprising a first electrode (2) and a second electrode (3), and a power supply (11) connected to the first electrode (2) and the second electrode (3) for generating an atmospheric pressure plasma in the treatment space (5). The plasma treatment apparatus further comprises a magnetic layer (6) provided on a surface of at least the first electrode (2). The first electrode (2) is arranged to receive, in operation, the substrate (1) to be treated and a mask device (7) in contact with the substrate (1), the mask device (7) interacting with the magnetic layer (6).

Abstract: Disclosed are methods for deposition of a chemical compound or element using an atmospheric pressure glow discharge plasma in a treatment space comprising two electrodes connected to a power supply for providing electrical power during an on-time (ton). The treatment space is filled with a gas composition of an active and an inert gas mixture, including a precursor of the chemical compound or element to be deposited. Dust formation is prevented by using Nitrogen in the gas composition, applying short pulses and using a predetermined residence time of the gas composition in the treatment space. Best results are obtained when using a stabilized plasma.

Abstract: The invention relates to new, highly efficient UV-absorbing compounds, a process for their manufacturing and to uses of these UV-absorbing compounds. The UV-absorbing compounds are in particular UV-A-absorbing compounds according to Formula (VI) or (VII): R2CH2—N(R17)—(CR12)m—N(R17)—CH2R2??(VI) N{(R17)3-n[(CR12)m-N(R17)—CH2R2]n}??(VII).

Abstract: A composite membrane comprising a discriminating layer and a porous support layer for the discriminating layer, CHARACTERISED IN THAT the discriminating layer comprises at least 60 wt % of oxyethylene groups and the porous support layer has a CO2 gas flux of 5 to 150×10?5 m3 (STP)/m2·s·kPa at a feed pressure of 2.07 kPa. The membranes are particularly useful for purifying waste gas streams e.g. by removing greenhouse gases.

Abstract: A process for preparing a membrane comprising the steps of providing a composition comprising a polymerizable compound having at least 25 oxyethylene groups and at least two non-substituted vinyl groups, applying the composition to a support thereby forming a continuous layer on the support, and polymerizing the composition thereby forming a non-porous polymer film. Also claimed are the resultant membranes and their uses, e.g. for separating polar and non-polar gases.

Abstract: The invention relates to collagenous polypeptide films on which cells are cultivated. In particular the invention relates to such films that are used to treat wounds such as severe burns or physical or chemical injury. The invention also related to methods for producing such films.

Abstract: A process for preparing a composite membrane comprising acidic and/or basic groups comprising the following steps: (i) applying a curable composition to a support; and (ii) curing the composition to form a membrane; wherein the curable composition comprises: (a) 18 to 78 wt % crosslinking agent(s) having at least two acrylic groups; (b) 20 to 80 wt % curable compound(s) having one or more acidic or basic groups or groups which are convertible to acidic or basic groups; (c) 2 to 30 wt % solvent(s); and (d) 0 to 10 wt % photoinitiator(s). The membranes are particularly useful for water purification or for the generation of electricity from two streams differing in salt concentration.

Abstract: The invention concerns recombinant gelatins with unevenly distributed RGD motifs that are of particular use in several applications involving cell attachment such as in cell culture work and applications involving cell cultures of anchor dependent cells and also in a variety of medical applications.

Abstract: The present invention relates to a membrane wherein said membrane comprises a continuous non-porous layer comprising a polymerized composition that comprised prior to polymerization at least one type of compound having a molecular weight of at least 1500 Da and comprising at least 75 weight % of oxyethylene groups and at least two polymerizable groups each comprising a non-substituted vinyl group. The invention further relates to the use of this membrane for separating polar gases and vapors.

Abstract: The present invention relates to a membrane wherein said membrane comprises a polymerized composition that comprised prior to polymerization at least one type of compound comprising at least 70 oxyethylene groups and at least two polymerizable groups. The invention further relates to the use of this membrane for separating polar gases and vapors.

Abstract: The invention concerns a recombinant CBE gelatin and recombinant gelatins having multimers of the CBE monomer sequence that are of particular use in several applications involving cell attachment such as in cell culture work and applications involving cell cultures of anchor dependent cells and also in a variety of medical applications.

Abstract: The invention concerns a recombinant CBE gelatin and recombinant gelatins having multimers of the CBE monomer sequence that are of particular use in several applications involving cell attachment such as in cell culture work and applications involving cell cultures of anchor dependent cells and also in a variety of medical applications.

Abstract: Substrate structure comprising a substrate (6) and a plasma grown layer (6a). The surface of the resulting substrate structure (7) is characterized by interrelated scaling components. The scaling components comprise a roughness exponent ?, a growth exponent ? and a dynamic exponent z, wherein the growth exponent ? has a value of less than 0.2 and the dynamic exponent z has a value of more than 6. Also disclosed is a method to provide such a substrate structure.

Abstract: Process for manufacturing a composite membrane comprising a porous support and a polymeric separation layer having acidic or basic groups comprising the steps of: (i) applying a composition to a porous support; and (ii) curing the composition to form the polymeric separation layer thereon; wherein the composition comprises the components (a) a compound having one ethylenically unsaturated group; and (b) a crosslinking agent having an acrylamide group; and wherein the curing is achieved by irradiating the composition for less than 30 seconds. The membranes are useful in reverse electrodialysis e.g. for generating blue energy and have good resistance to deterioration, even under hot and high pH conditions.

Abstract: The invention relates to the field of pharmacology. More specific, the invention relates to a controlled release composition. This invention is related to a controlled release composition comprising a cross-linked gelatin and at least one therapeutic protein wherein the ratio of the average mesh size (?) of the gelatin matrix and the average hydrodynamic radius (RH) of the therapeutic protein is smaller than 2, preferably smaller than 1.5.

Abstract: A continuous process for preparing a composite membrane comprising the steps of: (i) providing a laminate structure comprising a barrier layer and a porous sheet; (ii) applying a curable composition to the porous sheet; (iii) curing the composition to form the composite membrane comprising the sheet and the cured composition; and (iv) optionally separating the composite membrane from the barrier layer. The composite membranes are particularly useful for producing electricity by reverse electrodialysis.

Abstract: The present invention relates to a process for preparing a microporous membrane comprising the step of impregnating said microporous membrane with a solution, wherein said solution comprises cationic compounds for modifying the chemical and/or physical properties of said microporous membrane. The invention further relates to image recording materials, in which these microporous membranes are used.

Abstract: Plasma treatment apparatus and method for producing a polymeric substrate using an atmospheric pressure glow discharge plasma in a treatment space formed between two or more opposing electrodes connected to a power supply using a gas composition in the treatment space comprising a precursor and oxygen. A first layer of inorganic material is deposited on a polymeric substrate with a largest thickness (d3) of at least 100% of an Rt-value being defined as the maximum peak to valley height of the profile of the polymeric substrate measured substantially perpendicular to the surface of the polymeric substrate. A second layer of inorganic material is deposited on the first layer, wherein in the treatment space the oxygen has a concentration of 3% or higher, and the power supply is controlled to provide an energy across a gap between the two or more opposing electrodes of 40 J/cm2 or higher.

Abstract: fcPlasma treatment apparatus for treating a substrate (6) comprising at least two opposing electrodes (2, 3) and a treatment space (5). The at least two electrodes (2, 3) are connected to a plasma control unit (4) for generating an atmospheric pressure glow discharge plasma in the treatment space (5). A gas supply device (8) provides a gas mixture in the treatment space (5). In operation, a first layer of inorganic material is deposited on a polymeric substrate using a gas composition comprising oxygen having a concentration of 2% or less, while the power supply provides an energy of 30 J/cm2 or less. A second layer of inorganic material is deposited on the first layer using a gas composition comprising oxygen having a concentration of 3% or higher. During the second layer formation the power supply provides an energy of 40 J/cm2 or higher.

Abstract: The present invention relates to a porous membrane obtainable by polymerizing at least one type of curable epoxyacrylate monomer that is soluble in a solvent wherein at least 50 wt % of said solvent is water. The invention further relates to image recording materials, in which these porous membranes are used.