A method for producing a resin composition according to the present invention comprises: a management step for performing management by recovering non-standard products generated in a manufacturing process of a thermoplastic resin and classifying the products according to grades based on a design factor A; a regeneration step for obtaining regenerated products by collectively regenerating the non-standard products classified under each grade; and a compound step for screening the regenerated products obtained in the regeneration step, on the basis of a design factor B for compounded products, and carrying out compounding on the resulting products.

The invention relates to a method for decontaminating recycled plastic materials, which comprises the steps of selecting, grinding, washing, rinsing, drying and decontaminating, wherein decontaminating is carried out by means of the steps of extracting and rinsing, and extracting is carried out using a water-soluble solvent having a boiling point greater than 180 C. at atmospheric pressure.

The present invention concerns a method for the selection and separation of polymers originating from urban and/or industrial plastic waste to obtain plastic materials for recycling which comprises a first step of supplying a mixture of polymers composed of flakes of polymers having dimensions ranging from 6 to 100 mm; a step of identification by means of near-infrared (NIR) spectroscopy of the flakes of coloured and white plastic material and the flakes of black plastic material and subsequent separation from one other; several consecutive steps of identification by means of NIR spectroscopy of the different types of polymer from the coloured and white plastic material and subsequent separation of said polymer types.

A plant for production of a mixture of waste based on polyolefins and XPS suitable for feeding into a pyrolytic reactor. The plant includes: a feeding station that releases a flow of material to be treated; a first station for removing the metal fragments; at least one optical separator for removing the non-polyolefin polymers and the textile and cellulosic fractions; a screen for removing the foreign bodies with dimensions smaller than a predefined minimum; a shredder for reducing the particle size of the material to be treated; a second station for removing the metal fragments; and an aeraulic separator for separating the three-dimensional polyolefin fraction from the two-dimensional polyolefin fraction. The embodiments also concern a method for the production of a mixture of waste based on polyolefin and XPS, suitable for chemical recycling.

A liquid storage container containing: a storage portion configured to store a liquid; a discharge portion configured to discharge the liquid; and a sealing portion configured to seal the discharge portion, wherein the liquid storage container contains a compound whose absorption spectrum peak changes when a pressure is applied to cause deformation, and the compound exhibits tribochromism.

The present disclosure relates to a system for sorting out different types of material from a waste stream such as a municipal solid waste, MSW, stream (MS). The system comprises a pre-sorting arrangement, a first classification and sorting arrangement, and a second classification and sorting arrangement. A system for purifying of a stream of a film plastic material fraction sorted out by the system for sorting out different types of material from a municipal solid waste stream is also disclosed. The system comprises a first purifying classification and sorting arrangement. A method for sorting out different types of material from a waste stream such as a municipal solid waste, MSW, stream (MS) is further disclosed.

A system and method for sorting and recovery of materials in a combination of a plastics processing facility (PPF) and a plastics recovery or recycling facility (PRF) is provided. The system can include a first line comprising a polyethylene terephthalate (PET) processing line, a second line comprising a polyethylene (PE), polypropylene (PP) and polystyrene (PS) processing line, a third line comprising a plastics residuals recovery line, a fourth line comprising a fines and glass residue processing line, and a fifth line comprising a flexible plastic packaging processing line. The first line, the second line, the third line, the fourth line and the fifth line can all be located in close co-operational proximity on the same physical footprint and at the same site to process recovered plastics thus creating economies of scale and efficiency while meeting or exceeding minimum material quality specifications.

A pneumatic vehicle tire which includes a sealant layer at least on the inner surface opposite the tread. The sealant layer has a radially inward-facing surface running in the axial direction substantially parallel to the belt package. Also provided is a process for detecting a pneumatic vehicle tire with a sealant layer and to a process for recycling a pneumatic vehicle tire with sealant. The sealant layer has at least one luminescent agent on its radially inward-facing surface. The tire is detected via the luminescent agent.

A method may include determining a first dry mass flow rate of a wet paper material stream based on a first amount of contaminants, a first moisture content, and a first wet mass flow rate of the wet paper material stream, determining a second dry mass flow rate of a wet plastic material stream based on a second amount of contaminants, a second moisture content, and a second wet mass flow rate of the wet plastic material stream, calculating, using the first dry mass flow rate and the second dry mass flow rate, a paper/plastic ratio of a combined stream of the paper material stream and the plastic material stream, and adjusting, a flow rate of paper into the paper material stream and a flow rate of plastic into the plastic material stream such that the calculated paper/plastic ratio of the combined stream equals a target paper/plastic ratio.

Method for recycling composite ropes, the method comprising a step of identifying (SO) the type of rope and at least one step of separating components comprising one or the other of the following steps /S1/, /S2/, /S3/, /S4/ as defined below: /SI/a mechanical separation step, /S2/a chemical separation step, /S3/a thermal separation step, /S4/a biological separation step and machine or installation for recycling composite ropes.