Abstract: An extrusion-based additive manufacturing process including the step of selectively depositing a molten thermoplastic material (P) on a film or sheet made from or containing a polymer blend obtained by melt blending a mixture made from or containing: (A) 60% to 98.8% by weight of a polyolefin; (B) 0.1% to 30% by weight of a compatibilizer; (C) 0.05% to 20% by weight of an amino resin; and (D) 0% to 5% by weight of an additive, wherein the amounts of (A), (B), (C) and (D) are based on the total weight of (A)+(B)+(C)+(D).

Abstract: Toothbrush head for an electric toothbrush comprising a brush which comprises a bristled dome joined to an annular carrier, wherein the bristled dome comprises a supporting dome having a convex outer surface, and bristles which extend outwards from the convex outer surface, and wherein the bristled dome is a monolithic structure comprising fused bristles. The brush can be substantially hemi-spherical, and the head can comprise one or two such brushes.

Abstract: A customizable implant made of plastic including a thermoplastic which is reinforced with long fibers arranged multidirectionally in a targeted manner and has a modulus of elasticity E of 10-70 GPa is provided. A system for producing a customizable implant including a device for collecting patient data regarding the environment into which an implant is to be inserted, a computer program for creating a model for a customized implant based on the patient data collected, and a device for producing the customized implant based on the calculated model by means of 3D printing and/or laser sintering is also provided.

Abstract: The present invention relates to the field of biomaterials, more particularly to the field of poly(alkyl cyanoacrylate) based nano- and microfibers. The present invention provides a novel method for producing ready-to-use poly(alkyl cyanoacrylate) based nano/microfibers, wherein the method comprises electrospinning of poly(alkyl cyanoacrylate) homopolymers or copolymers generated by anionic polymerization of alkyl cyanoacrylate monomers or oligomers and characterized by a specific polydispersity index. Accordingly, the present invention also provides novel ready-to-use nano/microfibers obtainable by the method as well as uses thereof, including (therapeutic) biomedical applications such as wound healing, drug delivery and tissue regeneration and engineering.

Abstract: The invention relates to an implant preform made of plastic, which comprises an assembly of at least one biocompatible—being intended for contact with a biological material—thermoplastic plastics unit (A) having an elasticity modulus EA and at least one thermoplastic plastics unit (B) having an elasticity modulus EB, where for the elasticity moduli of these plastics units EA<EB, and the plastics units in their assembly zone are seamlessly connected thermally to one another. The invention also relates to the production of the implant preform made of plastic and also to the use of the implant preform as an implant or for fabrication of an implant therefrom, more particularly to the use thereof as a dental implant or for fabrication of a dental implant. The invention can also be applied to other bone implants.

Abstract: A customizable implant made of plastic including a thermoplastic which is reinforced with long fibers arranged multidirectionally in a targeted manner and has a modulus of elasticity E of 10-70 GPa is provided. A system for producing a customizable implant including a device for collecting patient data regarding the environment into which an implant is to be inserted, a computer program for creating a model for a customized implant based on the patient data collected, and a device for producing the customized implant based on the calculated model by means of 3D printing and/or laser sintering is also provided.

Abstract: A prefabricated building element is configured to be connected to a lateral side of a prefabricated building structure for forming a part of a building such that the building element forms a wall or a roof slab or a floor slab of a building. The building element includes a wooden core arranged adjacent to at least one insulating layer, and at least one engagement means for later engagement with the prefabricated building structure by means of a connecting device, wherein the building structure is a prefabricated module or another prefabricated building element.

Abstract: A prefabricated module has a lateral side to be connected to a plurality of panels and slabs for forming a part of a building. The module includes four walls extending between a floor and a roof to form a rectangular cuboid shape; interior equipment, at least some of which are connected to technical installations arranged within the cuboid shape; and a compartment within the cuboid shape which is provided with waterproof layers on the interior walls and floor for creating a wet area within the module.

Abstract: A method for providing at least a part of a building includes the steps of prefabricating a module by assembling four walls extending between a floor and a roof to form a rectangular cuboid shape; providing at least one compartment within the cuboid shape; providing waterproof layers on the interior walls and floor of the compartment for creating a wet area within the module; arranging technical installations within the cuboid shape; and providing interior equipment within the cuboid shape. The method further includes the steps of prefabricating a plurality of panels and slabs; and connecting these panels and slabs to a lateral side of the module for providing a further rectangular cuboid shape forming a panel-built room.

Abstract: A prefabricated building element is configured to be connected to a lateral side of a prefabricated building structure for forming a part of a building such that the building element forms a wall or a roof slab or a floor slab of a building. The building element includes a wooden core arranged adjacent to at least one insulating layer, and at least one engagement means for later engagement with the prefabricated building structure by means of a connecting device, wherein the building structure is a prefabricated module or another prefabricated building element.

Abstract: A method and an apparatus are disclosed for monitoring the state of a roller bearing. The apparatus includes a vibration sensor, configured to detect vibrations which occur during operation of the bearing, and to generate a first signal as a function of the detected vibrations. A diagnosis electronics system is configured to output an item of information about a state of the bearing on the basis of the first signal and at least one limit value stored in the diagnosis electronics system. A sound emission sensor is provided, configured to pick up noises, produced in the event of plastic deformation of the bearing at least in regions. A second signal is then transmitted to the diagnosis electronics system, taking into account the picked-up noises.

Abstract: The invention relates to an implant preform made of plastic, which comprises an assembly of at least one biocompatible—being intended for contact with a biological material—thermoplastic plastics unit (A) having an elasticity modulus EA and at least one thermoplastic plastics unit (B) having an elasticity modulus EB, where for the elasticity moduli of these plastics units EA<EB, and the plastics units in their assembly zone are seamlessly connected thermally to one another. The invention also relates to the production of the implant preform made of plastic and also to the use of the implant preform as an implant or for fabrication of an implant therefrom, more particularly to the use thereof as a dental implant or for fabrication of a dental implant. The invention can also be applied to other bone implants.

Abstract: A prefabricated module has a lateral side to be connected to a plurality of panels and slabs for forming a part of a building. The module includes four walls extending between a floor and a roof to form a rectangular cuboid shape; interior equipment, at least some of which are connected to technical installations arranged within the cuboid shape; and a compartment within the cuboid shape which is provided with waterproof layers on the interior walls and floor for creating a wet area within the module.

Abstract: The operational state of a slide bearing is monitored by determining measurement values that characterize noise emissions in the slide bearing using a sensor element which is mechanically coupled to the slide bearing. A characteristic value is calculated from determined measurement values and the operational state of the slide bearing is classified according to the characteristic value.

Abstract: A prefabricated building element is configured to be connected to a lateral side of a prefabricated building structure for forming a part of a building such that the building element forms a wall or a roof slab or a floor slab of a building. The building element includes a wooden core arranged adjacent to at least one insulating layer, and at least one engagement means for later engagement with the prefabricated building structure by means of a connecting device, wherein the building structure is a prefabricated module or another prefabricated building element.

Abstract: A method for providing at least a part of a building includes the steps of prefabricating a module by assembling four walls extending between a floor and a roof to form a rectangular cuboid shape; providing at least one compartment within the cuboid shape; providing waterproof layers on the interior walls and floor of the compartment for creating a wet area within the module; arranging technical installations within the cuboid shape; and providing interior equipment within the cuboid shape. The method further includes the steps of prefabricating a plurality of panels and slabs; and connecting these panels and slabs to a lateral side of the module for providing a further rectangular cuboid shape forming a panel-built room.

Abstract: In a method for determining and/or monitoring the state of a roller bearing wherein during the operation of the roller bearing a sensor signal in the form of a sound emission signal is detected in a frequency band in the ultrasonic range, according to an embodiment of the invention shock pulses in the sensor signal are determined. As a result, electrical bearing currents in the roller bearing can be detected and damage to the bearing can therefore be avoided early.

Abstract: A system for inspecting specimens such as semiconductor wafers is provided. The system provides scanning of dual-sided specimens using a diffraction grating that widens and passes nth order (n>0) wave fronts to the specimen surface and a reflective surface for each channel of the light beam. Two channels and two reflective surfaces are preferably employed, and the wavefronts are combined using a second diffraction grating and passed to a camera system having a desired aspect ratio. The system preferably comprises a damping arrangement which filters unwanted acoustic and seismic vibration, including an optics arrangement which scans a first portion of the specimen and a translation or rotation arrangement for translating or rotating the specimen to a position where the optics arrangement can scan the remaining portion(s) of the specimen. The system further includes-means for stitching scans together, providing for smaller and less expensive optical elements.

Abstract: A method and an apparatus are disclosed for monitoring the state of a roller bearing. The apparatus includes a vibration sensor, configured to detect vibrations which occur during operation of the bearing, and to generate a first signal as a function of the detected vibrations. A diagnosis electronics system is configured to output an item of information about a state of the bearing on the basis of the first signal and at least one limit value stored in the diagnosis electronics system. A sound emission sensor is provided, configured to pick up noises, produced in the event of plastic deformation of the bearing at least in regions. A second signal is then transmitted to the diagnosis electronics system, taking into account the picked-up noises.

Abstract: An arrangement and method for determining and monitoring the state of a rolling bearing, wherein a first sensor signal is captured in the form of a sound emission signal in a first frequency band in the ultrasonic range during operation of the rolling bearing, a second sensor signal is captured in a second frequency band of lower frequency in the ultrasonic range, a first characteristic value for recently occurred damage is determined from the shape of the first sensor signal, a second characteristic value for recently occurred damage is determined from the shape of the second sensor signal, and the state of the rolling bearing is determined by comparing the first characteristic value to a reference value dependent on the speed of the rolling bearing and dependent on the second characteristic value to at least one second reference value dependent on the speed of the rolling bearing.