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WO/2017/003802A1 |
An article is disclosed that comprises at least about 95 weight percent reclaimed isotactic polypropylene base resin. The base resin comprises less than about 10 ppm Al, less than about 5 ppm Ti, and less than about 5 ppm Zn. The article...
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WO/2017/003798A1 |
A method for purifying a reclaimed polymer, such as a polymer reclaimed from post-consumer use or post-industrial use, is disclosed. The method involves obtaining the reclaimed polymer and dissolving it in a solvent at an elevated temper...
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WO/2017/003797A1 |
A method for purifying a reclaimed polymer, such as a polymer reclaimed from post-consumer use or post-industrial use, is disclosed. The method involves obtaining the reclaimed polymer and contacting it at an elevated temperature and pre...
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WO/2017/003803A1 |
An article is disclosed that comprises at least about 95 weight percent reclaimed polyethylene base resin. The base resin comprises less than about 10 ppm Al, less than about 200 ppm Ti, and less than about 5 ppm Zn. The article is subst...
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WO/2017/003800A1 |
A composition is disclosed that comprises at least about 95 weight percent reclaimed polypropylene. The reclaimed polypropylene comprises less than about 10 ppm Al, less than about 5 ppm Ti, and less than about 5 ppm Zn. The reclaimed po...
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WO/2017/002756A1 |
Provided is a method for producing a polyolefin including (1) a step (1) for subjecting one or more olefins to solution polymerization or slurry polymerization in the presence of a polymerization catalyst and producing a polymer solution...
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WO/2017/003801A1 |
A composition is disclosed that comprises at least about 95 weight percent reclaimed polyethylene. The reclaimed polyethylene comprises less than about 10 ppm Al, less than about 200 ppm Ti, and less than about 5 ppm Zn. The reclaimed po...
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WO/2016/208257A1 |
[Problem] To provide: a method for producing a polymer for electronic materials, said polymer contains less metal ion impurities; and a polymer for electronic materials, which is obtained by the method. [Solution] A method for producing ...
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WO/2016/208320A1 |
Provided is a method for recovering a catalyst wherein a solution containing a reaction mixture, which is obtained by performing a hydrogenation reaction in the presence of a platinum group element-containing catalyst, is brought into co...
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WO/2016/195979A1 |
Processes and systems for making a poly(vinyl acetal) resin particles are provided. The processes and systems described herein utilize one or more methods, including, for example, slurry dilution and/or filtration of various process stre...
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WO/2016/187177A1 |
The invention relates to the technical field of the inverse emulsion polymerization, in particular to a surfactant composition used in the inverse emulsion polymerization, and to the inverse emulsion polymerization process using the comp...
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WO/2016/186728A1 |
A polymer includes a hyperbranched polyfunctional (meth)acrylate and having a polycarbonate backbone, wherein the polymer is a liquid at 25 °C.
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WO/2016/180598A1 |
Production process for producing water-absorbent polymer particles, wherein the production process comprises the following steps: - polymerizing (S1) an aqueous monomer solution or suspension to produce an aqueous polymer gel (S2), - dry...
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WO/2016/175962A1 |
This invention relates to a continuous homogeneous solution phase polymerization process comprising contacting, in an evaporative reactor system at a temperature of 50°C or more and a pressure of 100 kPa or more, a catalyst system, opti...
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WO/2016/166184A1 |
The invention relates to a method (100) for producing a polyolefin from olefin monomers, wherein the olefin monomers are subjected to one or more polymerization steps (13), in which a portion of the olefine monomers is catalytically conv...
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WO/2016/162218A1 |
The invention relates to a method for the agglomeration of super absorber particles, wherein polymer particles having a particle size of 250 µm or less are dispersed in a hydrophobic organic solvent, said dispersed polymer particles are...
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WO/2016/162238A1 |
The invention relates to a method for the agglomeration of super absorber particles, wherein polymer particles having a particle size of 250 µm or less are dispersed in a hydrophobic organic solvent, said dispersed polymer particles are...
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WO/2016/156185A1 |
The present invention is directed to a process for separating hydrocarbons from a solution comprising a polymer. The process comprises the steps of: (A) withdrawing a solution stream comprising the polymer from a first vessel; (B) passin...
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WO/2016/152591A1 |
The present invention addresses the problem of providing a method for suppressing the precipitation of a highly concentrated polymer dissolved in a solvent in an operation suspending step, and for suppressing device blockage due to the p...
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WO/2016/136403A1 |
The present invention relates to a method for producing a slurry of an acrylic polymer, wherein a slurry of an acrylic polymer is obtained using a hydrated acrylic polymer b that contains 50-150 parts by weight of water per 100 parts by ...
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WO/2016/136930A1 |
A process for producing a (meth)acrylic resin composition, the process comprising: continuously supplying, to a tank reactor, starting materials which comprise one or more polymerizable monomers comprising 50-100 mass% methyl methacrylat...
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WO/2016/136908A1 |
The purpose of the present invention is to provide a method for producing an aqueous liquid containing a vinyl polymer, with enhanced production efficiency but without lowering the yield of the vinyl polymer. Production of the aqueous li...
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WO/2016/134998A1 |
Disclosed herein are methods of preparing a polymeric latex as the intermediary of a polymerization process. The disclosed methods further provide treatments for preventing biological growth on latex during storage extended storage at el...
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WO/2016/136761A1 |
A water-absorbing-resin production device for producing a water-absorbing resin by polymerizing a water-soluble ethylenic monomer, wherein a water-absorbing-resin powder R3 obtained by drying a water-absorbing resin composition with a dr...
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WO/2016/135240A1 |
The present disclosure concerns a bulk polymerization process for the preparation of high heat performance copolymer resins with a reduced amount of oligomer byproduct. The method can comprise isolating oligomer byproduct and introducing...
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WO/2016/136876A1 |
[Problem] To provide a method for catalyst removal with which it is possible to easily remove the homogenous catalyst from a polymer solution and to eliminate problems such as equipment corrosion, abnormality in the shape of polymer pell...
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WO/2016/135016A1 |
The invention relates to a method for producing water-absorbing polymer particles by suspension polymerization and thermal surface post-crosslinking, the agglomerated base polymer obtained by the suspension polymerization having a centri...
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WO/2016/129596A1 |
The purpose of the present invention is to provide a method for producing a particulate polymer whereby the particle size of the particulate polymer can be controlled with the use of a relatively small amount of a surfactant. The method ...
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WO/2016/128337A1 |
The invention relates to a method for drying superabsorbers, wherein the superabsorber to be dried is deposited onto a conveyor belt (12) at a metering station, the conveyor belt (12) passes through at least one dryer and the dried super...
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WO/2016/114454A1 |
The present invention relates to an apparatus for separating a solvent from a metallocene catalyst-based solution polymerization step of polyolefin series, and a method therefor, and relates to: an apparatus for separating a solvent from...
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WO/2016/111491A1 |
The present invention relates to a method for preparing a super absorbent polymer. The method for preparing a super absorbent polymer of the present invention comprises the steps of: polymerizing a monomer composition in each of a suspen...
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WO/2016/109265A1 |
The invention provides a process to form a composition comprising at least one ethylene-based polymer and at least one oil, said process comprising the following: polymerizing a mixture comprising ethylene, and optionally one or more com...
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WO/2016/104379A1 |
Provided is a method for producing particles in which the generation of fine particles and the generation of large aggregations are suppressed even in the case of a fluorine-containing polymer that is highly soluble in solvents and conta...
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WO/2016/105226A1 |
A method of precipitating polymer and deactivated organometallic catalyst in an olefin oligomerization reaction is provided. The method includes providing an effluent stream from an olefin oligomerization reaction. The effluent stream...
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WO/2016/104701A1 |
A process for producing a (meth)acrylic resin composition, the process comprising: continuously feeding, to a vessel type reactor, polymerizable monomers comprising 50-100 mass% methyl methacrylate, 0-20 mass% alkyl acrylate, and 0-30 ma...
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WO/2016/104745A1 |
The present invention relates to a process for producing a copolymer having a high oil absorption by separating the solvent from a copolymer solution containing the copolymer in a simple manner with a less energy consumption. The process...
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WO/2016/099702A1 |
Disclosed herein is a system for recovering olefins from a vent stream comprising an absorber; and a stripper; where the absorber and the stripper are in a recycle loop; and where the absorber is operative to treat a vent stream with a s...
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WO/2016/096352A1 |
The invention relates to color-stable, low-salt nitrile rubbers and to a process for their manufacture under specific conditions for the coagulation and/or washing of the nitrile rubber. The invention further relates to the corresponding...
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WO/2016/099694A1 |
In a system and method of polymerizing polymer, the reactor effluent is quenched with a straight or branched alcohol of four to twelve carbons to form a soluble complex with residual catalyst in the effluent.
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WO/2016/097128A1 |
Disclosed are processes for producing high quality polyvinylmetallocene, and polyvinylmetallocene compounds, especially polyvinylferrocene (PVFc) compounds, obtained therefrom.
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WO/2016/095018A1 |
A method of separating a polyisoolefin elastomer from non-polymeric components in an organic solvent involves ultrafiltration of a solution of the polyisoolefin elastomer and non- polymeric components in an organic solvent through a semi...
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WO/2016/094848A1 |
This invention relates in certain aspects to a process for removing oxygenates from a stream, preferably a hydrocarbon stream comprising contacting an organosilica material with the hydrocarbon steam, where the organosilica material is a...
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WO/2016/089000A1 |
The present invention relates to a method for preparing a thermoplastic resin and, more specifically, to a method for preparing a thermoplastic resin, a thermoplastic resin, a method for preparing a thermoplastic resin composition contai...
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WO/2016/083396A1 |
The present invention relates to a multistage polymer, its composition and its process of preparation. In particular the present invention it relates to a multistage polymer, its composition and its process of preparation and its use in ...
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WO/2016/080220A1 |
Provided is a method for preparing fluoro-olefin copolymer powder for a powder coating, the fluoro-olefin copolymer powder having excellent stability of a fluoro-olefin copolymer solution obtained through polymerization in the manufactur...
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WO/2016/079383A1 |
The invention relates to a method for preparing a dry cationic hydrogel polymer product. The method comprises polymerisation of a reaction mixture comprising ethylenically unsaturated monomers in presence of water and initiator(s) by rad...
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WO/2015/200054A9 |
An "inverse" precipitation route to precipitate aqueous soluble species with copolymers as nanoparticles having a hydrophilic, polar core and a less polar shell is described. A method of the invention for encapsulating water soluble mole...
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WO/2016/076969A1 |
The invention relates to purification of plasticizer, particularly for use in a polymer production process and plant. More particularly, the invention relates to purification of plasticizer, such as by gas stripping, for use in a process...
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WO/2016/075235A1 |
A process for separating polymeric and gaseous components of a polymer-monomer mixture at a pressure of from 0.12 MPa to 0.6 MPa and a temperature of from 120° C to 300° C in a separation vessel is provided. The separation vessel has a...
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WO/2016/070270A1 |
Crosslinked polymers and use thereof in electrochemical systems, for example as electrolyte membranes, are described. More particularly, these crosslinked polymers are formed by crosslinking a random copolymer based on monomers of glycid...
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