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WO/2023/144338A1 |
The present invention provides a process and a plant for recovering purified ε-caprolactam from polyamide 6 comprising fishing nets, wherein the plant comprises a depolymerization section [B], a recovery section [C], and a purification ...
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WO/2023/144170A1 |
This invention relates to a polymer polyol comprising: (a) a dispersed phase formed by polymeric particles which are the polymerization product of a polystyrene pyrolysis oil, and acrylonitrile; or alternatively, of a polystyrene pyrolys...
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WO/2023/147013A1 |
Embodiments are directed towards methods for purifying a reclaimed polymer.
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WO/2023/144339A1 |
The present invention provides a process and a plant for recovering purified E-caprolactam from nylon 6 comprising fishing nets, wherein the plant comprises a depolymerization section [B], a recovery section [C], and a purification secti...
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WO/2023/145545A1 |
A method for producing a chemical product which comprises a pyrolysis step in which chopped waste including waste tires is pyrolyzed to obtain a first gaseous fraction, a pyrolysis oil, and a residue, a hydrocracking step in which a raw ...
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WO/2023/140430A1 |
The present invention relates to a decrosslinking apparatus for recycling polymer resin waste and a decrosslinking method using same. Specifically, the present invention relates to a decrosslinking apparatus and a decrosslinking method u...
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WO/2023/139362A1 |
The present invention relates to a process for the catalytic decomposition of a polyolefin. More particularly, the present invention relates to the aromatic-aided catalytic decomposition of polyolefins under mild conditions using a zeolite.
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WO/2023/140043A1 |
The present invention pertains to: a polyamide resin composition obtained by blending, with respect to 100 parts by weight of a polyamide resin (A), 0.01-12 parts by weight of a silicone resin (B) and 0.01-5 parts by weight of a silane c...
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WO/2023/139363A1 |
The present invention relates to a process for the catalytic decomposition of a polyolefin. More particularly, the present invention relates hydrocarbon-aided catalytic decomposition of a polyolefin using an aluminosilicate.
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WO/2023/137319A1 |
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse envir...
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WO/2023/136721A1 |
The present invention relates to a method for obtaining a monomer by degrading a polymer, the polymer being a homo or copolymer of the monomer, the method comprising the steps of providing the polymer and a solvent as a reaction mixture ...
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WO/2023/137316A1 |
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse envir...
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WO/2023/135675A1 |
The present invention provides a water based treating agent that can, when isolating and recovering absorbent articles in used or unused disposable diapers and the like, easily disassemble each constituting member forming an absorbent ar...
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WO/2023/137311A1 |
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse envir...
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WO/2023/137318A1 |
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse envir...
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WO/2023/131919A1 |
Apparatus, and related method, for regenerating clothing manufacturing waste comprising synthetic fibers and membranes - or films - made of plastic material, which includes two distinct treatments operated in sequence: a first chemical- ...
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WO/2023/133446A1 |
In one embodiment, a method for processing polymeric waste materials into one or more products included: pyrolyzing a solid polymeric waste material, wherein the pyrolyzing includes: heating the solid polymeric waste material in the abse...
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WO/2023/126480A1 |
A method for treating a mixture of textile fibers comprising PLA textile fibers and non-PLA textile fibers, wherein the mixture of fibers is introduced into a tank with a solvent for PLA in a PLA/lactic ester mass ratio between 0.05 and ...
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WO/2023/126825A1 |
The present invention relates to the treatment of plastic materials to be used for chemical recycling processes for the enhancement of substantially plastic materials otherwise destined for disposal. Specifically, the invention relates t...
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WO/2023/126441A1 |
The present invention concerns an improved depolymerization process of contaminated polymers such as PMMA, comprising the separation of contaminants from the resulting monomers, by using appropriate agents for trapping the contaminants.
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WO/2023/126422A1 |
Depolymerization method and system The depolymerization method is provided for recovering a monomer from a polymer and comprises the successive steps of pyrolyzing a feed material containing the polymer into a pyrolysis reactor so as to ...
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WO/2023/126698A1 |
The invention relates to devices for transforming solid and/or liquid waste, and more particularly to devices for transforming waste using a method of plasma-chemical destruction. The technical result which the invention seeks to achieve...
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WO/2023/128754A1 |
Disclosed herein is a method of preparing a modified bitumen, comprising providing a bitumen mixture at an elevated temperature and adding a plurality of plastic particles to the mixture and stirring the mixture using a stirrer until the...
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WO/2023/120863A1 |
The present invention relates to a recycled carbon fiber manufacturing apparatus, which manufactures recycled carbon fibers by using heat induced by means of high-frequency electromagnetic radiation from carbon fibers in a waste mixture,...
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WO/2023/117971A1 |
Process for the purification of vinylidene fluoride based polymers, said process comprising the steps of: i) providing a solid material M comprising one or more polymers comprising at least 50% of recurring units derived from vinylidene ...
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WO/2023/118135A1 |
The present invention relates to a process for producing a mixture that is insoluble in water of a homologous series of a number of various long-chain (≥ C8) alkyl dicarboxylic acids, more particularly α,ω-n-alkyl dicarboxylic acids,...
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WO/2023/115173A1 |
The present invention relates to a method for recycling solid waste consisting of sulphur-based vulcanised elastomers or elastomers cross-linked with peroxides. In this context, the present invention proposes recycling such waste by radi...
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WO/2023/117728A1 |
The invention relates to a process for making a blended composition, comprising the steps of: i) obtaining (A) a recycled polypropylene composition from a waste plastic material derived from post-consumer and/or post-industrial waste, ii...
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WO/2023/117882A1 |
In a first aspect, the invention relates to a process for discoloration of a colored polymeric material comprising: (i) providing a colored polymeric material and providing a solvent comprising gamma-valerolactone; (ii) contacting the co...
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WO/2023/120597A1 |
The purpose of the present disclosure is to provide a method, which is for producing recycled pulp fibers from a mixture comprising pulp fibers and super absorbent polymer obtained from sanitary products, and with which it is possible to...
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WO/2023/118104A1 |
The invention relates to a method for pyrolysis of polycarbonate-containing material in order to recover raw materials. The method comprises at least the following steps: (a) introducing material intended for the pyrolysis, at least comp...
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WO/2023/120427A1 |
The present invention provides a depolymerization method comprising a depolymerization step in which at least one item selected from the group consisting of a polyamide resin, a polyamide resin composition containing the polyamide resin,...
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WO/2023/121411A1 |
The present invention relates to a method for the decolorization and depolymerization of a colored polymer containing an ester functional group and, specifically, to a method for the decolorization and depolymerization of a colored polym...
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WO/2023/112937A1 |
Provided are a method for converting polyvinyl-chloride-containing plastic into oil and a device for converting polyvinyl-chloride-containing plastic into oil that make it possible to obtain hydrocarbon oil at a high yield from polyvinyl...
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WO/2023/114193A1 |
A process for preparing a cement composition comprising an isoolefin-alkylstyrene copolymer and substantially free of an alkylstyrene monomer is described herein. The process comprises reacting the isoolefin monomer with at least a porti...
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WO/2023/110753A1 |
The present invention relates to a method for the production of a thermoplastic molded polyurethane flexible foam having a foam density of 15 to 100 g/dm3 comprising mixing of (a) Diisocyanate, (b) Polyol having an OH number of less than...
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WO/2023/111946A1 |
Provided herein are methods and systems for decontaminating and converting a mixed plastic waste feed to a hydrogen-rich stream suitable for hydrocarbon refinery processing. Methods include the depolymerization of mixed plastic waste, re...
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WO/2023/111750A1 |
The process is described for recycling a heat-treated solid article including a fluorinated polymer having a fluorinated polymer backbone chain and a plurality of groups represented by formula –SO3Z, wherein Z is independently a hydrog...
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WO/2023/110654A1 |
The invention relates to a process for recovery of rubber-modified vinyl(co)polymer from a polycarbonate resin or an optionally shredded molded part made thereof wherein the polycarbonate resin comprises A) Polycarbonate based on aromati...
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WO/2023/110538A1 |
The invention relates to a composition comprising mainly BHET and having a nitrogen content of less than or equal to 10 ppm by weight, the nitrogen content being determined according to a chemiluminescence method, with an ozone flow at 3...
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WO/2023/111231A1 |
The invention relates to a method to deink and/or to delaminate plastic material, preferably to a method to deink and delaminate plastic material in a single step. The method comprises the step of contacting the plastic material with an ...
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WO/2023/106002A1 |
A method for coating-film separation from a film having a coating film including a water-soluble resin is provided by which the coating film can be separated from the surface of the coated film at a high speed by dissolving the water-sol...
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WO/2023/103113A1 |
The present invention relates to the technical field of desulfurization of waste tires, and provides a method for desulfurization of a waste tire by using supercritical carbon dioxide. According to the method, under specific temperature ...
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WO/2023/105928A1 |
The present invention is equipped with: a main condensing processing unit 6 equipped with a main condensing unit 9 which generates recovered oil Ro by condensing a cracked gas Gr, and has a main condensing vessel 7 to which cracked gas G...
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WO/2023/105077A1 |
A method of recycling a plastic product comprising PET is provided. The method comprises combining a plastic product comprising PET, a heterogeneous metal oxide catalyst and a solvent to provide a reaction mixture and heating the mixture...
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WO/2023/108088A1 |
The present disclosure relates to a method and an apparatus for precipitating and collecting a support material dissolved in an aqueous solution after production of an additively manufactured part wherein a divalent metal is added to the...
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WO/2023/097534A1 |
A method for degrading an epoxy composite material and recycling of carbon fibers comprises a step of submitting the epoxy composite material to a solvent treatment at a temperature that is at least 10℃ above the glass transition tempe...
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WO/2023/099307A1 |
The invention relates to a method of treatment of a fiber-reinforced epoxy composite which comprises contacting the fiber-reinforced epoxy composite with a bio-basedsolvent S chosen from levoglucosenone and/or a levoglucosenone derivativ...
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WO/2023/100635A1 |
A method for separating and collecting a base material (1), said method comprising a step for immersing, in a basic aqueous solution, either only the laminate of (ii) below, or the laminate of (i) below along with the laminate of (ii) an...
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WO/2023/099420A1 |
The present invention relates to a method for recovering at least one raw material from a polyurethane product, comprising steps (A) providing a polyurethane product based on an isocyanate component and a polyol component, the isocyanate...
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