The invention relates to the co-use of a) a certain type of silica and b) a certain type of graphite, wherein the silica and the graphite are used in a weight ratio in a range of from 1:1 to 1:10, for decreasing the thermal conductivity of vinyl aromatic polymer foam.

The present disclosure relates to a filled composition comprising a substrate, functional filler, and an inorganic additive including a precipitated calcium carbonate for reducing the odour of the filled composition, and related uses, methods and articles of manufacture; the precipitated calcium carbonate having a specific surface area greater than about 18 m.sup.2/g, an inter-particle pore volume of at least about 0.05 cm.sup.3/g, an intra-particle pore volume of less than about 0.1 cm3/g, and a Dp of less than or equal to about 100 nm.

Filled polymer compositions and methods of making said filled polymer compositions and shaped articles or products comprising or formed from said polymer compositions.

A three-dimensional (3D) printing process utilizing an atmospheric plasma to conduct an electromagnetic energy to fuse extruded successive layers of thermoplastic material having a conductive material is disclosed. A 3D printing system for the 3D printing process is also provided. The 3D printing system includes a 3D printer, an extrusion nozzle, a plasma emitter, and an electromagnetic energy source. The 3D printing process includes the steps of extruding a thermoplastic composite with the extrusion nozzle in successive layers to form a 3D part; directing a substantially evenly distributed plasma onto a predetermined location on the 3D part; and emitting an electromagnetic energy through the plasma. The plasma conducts the electromagnetic energy to the predetermined location on the 3D part. The thermoplastic composite includes a conductive material that generates heat by reacting to the electromagnetic energy.

The present disclosure provides a method of processing shell material. Shell material processed in accordance with the methods disclosed herein may be biodegradable and may further represent a new type of useful material. By way of example, the processed shell material may be useable as a material to make useful materials, items, objects and/or tools.

The invention relates to a molding material, consisting of or comprising an organic binder, the organic binder being a wax or comprising a wax; and a filler mixture, the filler mixture comprising or consisting of a mineral filler and a fibrous material, wherein the wax is contained in the molding material in a content of between 3% by weight and 23% by weight, and wherein the mineral filler is contained in the molding material in a content of between 75% by weight and 95% by weight. The invention further relates to a molded part made of such a molding material, a method for producing a molded part, and the use of a molding material for forming a molded part.

The photocurable inkjet ink contains: a radical polymerizable compound; a photoinitiator; and a thixotropic agent, and has a first viscosity of 1,000 mPa.Math.s or less as measured at a shear rate of 10,000 s.sup.−1, and a second viscosity of 10,000 mPa.Math.s or more as measured at a shear rate set to 10.sup.−1 s.sup.−1 after a shear force is continuously applied at the shear rate of 10,000 s.sup.−1 for 30 seconds.

Disclosed herein are carbon-fiber reinforced polymeric composite and methods related thereto.

A method for producing an injection-molded body from a molding material containing a poly(3-hydroxybutyrate) resin includes: melting the molding material by heating the molding material to a temperature between a melting point peak temperature and a melting point peak end temperature in differential scanning calorimetry analysis of the molding material, wherein the difference between the melting point peak temperature and the melting point peak end temperature of the molding material is from 10 to 70° C.; injecting the molten molding material into a mold having a temperature of 30 to 80° C.; and cooling the molding material in the mold to crystallize and solidify the molding material.

Methods of fabricating three-dimensional rubber-like objects which utilize one or more modeling material formulations which comprise an elastomeric curable material and silica particles are provided. Objects made of the modeling material formulations and featuring improved mechanical properties are also provided.