Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 10,292

Document Document Title
WO/2019/219210A1
The present invention relates to a process for producing an intramolecular diester of a hydroxycarboxylic acid, wherein in a first step a hydroxycarboxylic acid is polycondensed to form an oligomeric hydroxycarboxylic acid. This is follo...  
WO/2019/219814A1
A method for alcoholising polyurethane (PUR) materials made from at least one polyol compound having a hydroxyl value X and at least one polyisocyanate compound; wherein the method comprises the following steps: contacting the polyuretha...  
WO/2019/214096A1
A high-rubber asphalt masterbatch and a low-temperature environmentally-friendly manufacturing process thereof, the raw materials comprising the following components in terms of weight percentage content: a sulfurized rubber powder: 10-5...  
WO/2019/214097A1
Low-temperature environmental-friendly high-rubber asphalt having high performance and a production process therefor. Raw materials of the high-rubber asphalt comprise the following components in percentage by weight: 60-80% of heavy-tra...  
WO/2019/213134A1
A UV-curable and recyclable thermoset shape memory polymer is provided. The polymer includes a vitrimer-based monomer and a photoinitiator. The vitrimer-based monomer includes a first unit rendering a high chain stiffness upon polymeriza...  
WO/2019/207265A1
The invention relates to a thermoplastic composition comprising: at least one thermoplastic polymer precursor, and at least one microwave-depolymerisation sensitising compound. The invention also relates to a method for recycling an arti...  
WO/2019/207260A1
The present invention relates to a method for recycling an article comprising a thermoplastic polymer resin P1, said thermoplastic polymer P1 having been formed from basic monomers, said method comprising the following steps: - heating s...  
WO/2019/207751A1
[Problem] To provide: a method for degrading a shaped resin object obtained using a thermoplastic resin, in particular, a polyolefin-based resin, as a main raw material, the method making it possible to degrade the shaped resin object wh...  
WO/2019/207264A1
The invention relates to a process for recycling (100) an item based on thermoplastic (meth)acrylic polymer resin, characterized in that it comprises the following steps: - introduction (110) of the item into a system suitable for thermo...  
WO/2019/202546A1
Plastic material (4) is moved to the reactor's (2) vessel through feeder (1) in a pre-heated and compressed state at temperature at least 150°C. The plastic material (4) is during the depolymerization running in the reactor's (2) vessel...  
WO/2019/204687A1
This invention relates to the field of contaminated plastic waste decomposition. More specifically, the invention comprises methods and systems to decompose contaminated plastic waste and transform it into value-added products.  
WO/2019/203051A1
Provided is a novel method for decomposing an organic substance such as a ligneous material or a synthetic polymer. This method for decomposing an organic substance is characterized in that there are used a catalyst in which a complex fo...  
WO/2019/196966A1
A method for removing labels from plastic packages, in particular PET and PETG with labels adhered to the whole surface thereof, in which the package with a label adhered to the whole surface thereof is heated to at least 90 °C with a f...  
WO/2019/197679A1
The invention relates to a method for controlling the molecular structure and targeted functionalization of polyamides, having the steps of reacting a polyamide with at least two of the additives defined below which are selected from: a)...  
WO/2019/174656A1
Method of obtaining terephthalic acid from waste polyethylene terephthalate by depolymerization with microwave heating of the reaction mixture, and its subsequent purification, wherein, after depolymerization, the mixture of products of ...  
WO/2019/175151A1
The invention relates to a method for producing a thermoplastic polyurethane, comprising the steps: reacting at least one thermoplastic polyurethane (TPU-1) or one polyurethane mixture containing a thermoplastic polyurethane (TPU-1) with...  
WO/2019/170603A1
The invention relates to a method for recycling powdered paint waste, wherein the powdered paint waste is treated using a reactant such that the adhesion of the powdered paint waste to surfaces, especially metal surfaces, is reduced or n...  
WO/2019/139452A3
Disclosed is a system for treating polystyrene gel, in which warm air is supplied into a distillation layer to flow, a solvent evaporated from the distillation layer is pushed up to an outlet, and protrusions are formed on a spiral agita...  
WO/2019/166747A1
The present invention concerns a method for treating fragments of polyvinyl butyral (PVB) where glass chips are embedded in or at the surface of the PVB. The method consists of placing the fragments of PVB in contact with an aqueous solu...  
WO/2019/165583A1
Disclosed by the present invention are a reversible self-repairing epoxy resin and a preparation and recovery remoulding method therefor. Under the catalysis of potassium iodide, the acetate solution of 2-mercaptoacetic acid is oxidized ...  
WO/2019/161605A1
A waste rubber low-temperature high-efficiency composite regeneration activator NS/SA and a preparation method therefor: a main regeneration activator is N-tert-butyl-2-benzothiazolesulfenamide (NS), and a secondary regeneration activato...  
WO/2019/162123A1
The invention relates to a method for producing superabsorbent particles, comprising the steps of drying a polymer, separating incompletely dried polymer particles, comminuting the separated polymer particles, recirculating the comminute...  
WO/2019/162265A1
The invention relates both to a device and to a method for mixing old polyester into a polyester melt. The method is characterized by the fact that an intermediate product stream is branched off from an intermediate stage of a fresh poly...  
WO/2019/160088A1
With the rubber composition production method according to the present invention, a rubber composition containing a liquid hydrocarbon is obtained by heating a cross-linked rubber in a reaction solvent containing a primary alcohol having...  
WO/2019/159988A1
A method for producing particles, the method including: depolymerizing a resin to obtain a depolymerized product; contacting the depolymerized product obtained in the depolymerizing with a first compressive fluid to obtain a melted produ...  
WO/2019/158455A1
The invention relates to an aromatic allophanate polyisocyanate based on aromatic diisocyanates, containing a) ≥ 15 mol-% of allophanate groups, based on the sum of urethane, allophanate and isocyanurate groups, b) ≤ 50 mol-% of isoc...  
WO/2019/153217A1
A method for recovering high-performance carbon fiber from an inorganic cementing material, comprising the following steps: (A) placing a carbon fiber-reinforced inorganic (cement-based) composite material in an electrolyte at a reaction...  
WO/2019/153218A1
An environmentally friendly non-destructive fiber-reinforced composite material recovering method, comprising the following steps: (A) placing a fiber-reinforced resin-based composite material in an electrolyte, wherein the electrolyte c...  
WO/2019/149597A1
Process for the removal of volatile compounds from a tackifier comprising a resin with repeating units of formula I wherein R1 is a linear or branched alkylen group with 1 to 10 carbon atoms and R2 is a linear or branched, saturated or u...  
WO/2019/151538A1
The purpose of the present disclosure is to provide a method for regenerating a highly water-absorbing polymer that has been deactivated by an acid, the method enabling formation of a highly water-absorbing recycled polymer having predet...  
WO/2019/145743A1
The invention relates to a process for recycling used rubber product, such as tires and/or other rubber products, containing the step of treating the rubber grind obtained by grinding the used rubber products, in the presence of a weak b...  
WO/2019/141504A1
Mechanochemical process for producing valuable products that are free from persistent organic pollutants and other organohalogen compounds from waste comprising single-type and non-single-type plastics and plastic laminates that are cont...  
WO/2018/075126A8
Methods of producing particles of fiber and resin from fiber-resin composite materials are disclosed. The particles may be combined with a resin system and optionally combined with fillers, binders or reinforcements to produce new cured ...  
WO/2019/139452A2
Disclosed is a system for treating polystyrene gel, in which warm air is supplied into a distillation layer to flow, a solvent evaporated from the distillation layer is pushed up to an outlet, and protrusions are formed on a spiral agita...  
WO/2019/138093A1
The invention relates to a method for producing a cellulose-containing molded body (102). The method has the steps of: i) providing (78) a starting material (110) which has cellulose and elastane, said elastane being provided in the star...  
WO/2019/138097A1
A method for producing a regenerated cellulose molded body (102), the method having the steps of: supplying (78) a starting material (110) which contains cellulose and is produced by means of a Lyocell process, said starting material bei...  
WO/2019/138092A1
A method for producing a regenerated cellulose molded body (102), the method having the steps of: i) supplying a starting material (110) which has cellulose and insoluble particles, in particular insoluble in solvents which are used in L...  
WO/2019/138091A1
The invention relates to a method for producing a regenerated cellulosic molded body (102). The method has a step of supplying (52) a starting material (110) which has cellulose and at least one foreign material, converting at least a pr...  
WO/2019/132797A1
The invention relates to an abrasive disc product obtained from casting sand known as conventional casting mold which has become a solid waste and not have a mold property anymore with completing the use function after casting process.  
WO/2019/123580A1
The present invention provides a method which, in the process of manufacturing recycled pulp fibers from a mixture of pulp fibers and a high water-absorption polymer, enables efficient manufacturing of the recycled pulp fibers while prop...  
WO/2019/119157A1
A method and apparatus are provided for producing polyhydroxyalkanoate (PHA) from organic waste, comprising homogenizing organic waste with a homogenizer to obtain a feedstock that has 1 : 1 to 3 : 1 (w/w) water to organic waste ratio, i...  
WO/2019/122145A1
The present invention relates to a method of separating materials from an object comprising a first material, which is a thermoplastic polymer, and a second material selected from the group consisting of silicones, polyurethanes, fluorin...  
WO/2019/123766A1
The purpose of the present invention is to provide a recycled pulp fiber manufacturing method with which it is possible to easily obtain recycled pulp fibers containing less of a high water-absorption polymer without requiring any mechan...  
WO/2019/123579A1
Provided is a method for producing pulp fibers to be saccharified, whereby it becomes possible to reduce the amount of a highly water-absorbable polymer and therefore increase the collection efficiency in the production of a saccharified...  
WO/2019/123765A1
The purpose of the present invention is to provide a recycled pulp fiber manufacturing method with which it is possible to easily inactivate and degrade a high water-absorption polymer using a single chemical. This method is for manufact...  
WO/2019/124527A1
The objective of the present disclosure is to provide a method for easily evaluating the degree of cleanliness of recycled material derived from used sanitary products. The evaluation method according to the present disclosure has the fo...  
WO/2019/117327A1
The present invention relates to a system for pyrolyzing a waste synthetic polymer compound so as to produce oil and producing clean fuel from oil, the system comprising: a rotary kiln, which rotates, has an openable/closable inlet forme...  
WO/2019/113135A1
A system for and method of, processing post-consumer and post-industrial waste streams, producing active ingredients for waste stream processing, processing aqueous waste streams, preparing and collecting a multi-purpose chemical precurs...  
WO/2019/104430A1
A method of encapsulating modifiers in a depolymerized product is disclosed. In some embodiments the material undergoing depolymerization is one of polypropylene, polystyrene, and/or polyethylene. In some embodiments, the material is com...  
WO/2019/095078A1
There are provided processes for recycling polystyrene waste. The processes can comprise dissolving said polystyrene waste in ethylbenzene under conditions to obtain a polystyrene/ethylbenzene mixture, adding the polystyrene/ethylbenzene...  

Matches 1 - 50 out of 10,292