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WO/2019/215103A1 |
The invention relates to a method for separating a double metal cyanide catalyst (DMC catalyst) from polyol, comprising the steps of: A) providing in a reactor: a polyol containing the DMC catalyst; an alcohol; and optionally a filtering...
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WO/2019/212020A1 |
Provided is a cover for a millimeter-wave radar, said cover being provided on an antenna that transmits and/or receives millimeter waves of 75 to 81 GHz and characterized by: comprising a thermoplastic resin composition containing an aro...
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WO/2019/203245A1 |
The purpose of the present invention is to provide a production method whereby a uniform polycarbonate can be obtained with the use of a highly safe catalyst. A polymer production method whereby a polymer is obtained by ring-opening poly...
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WO/2019/204061A1 |
Compounds and compositions are provided which are useful in additive printing, particularly additive printing techniques such as stereolithography (SLA) wherein a macromer is photopolymerized to form a manufactured article. Representativ...
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WO/2019/204553A1 |
Described herein are methods of preparing poly(alkylene carbonate) polymers comprising an increased ratio of primary hydroxyl end groups to secondary hydroxyl end groups, and compositions thereof.
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WO/2019/198677A1 |
The present invention provides a thermoplastic resin which exhibits excellent heat resistance, high refractive index, low dispersibility and excellent transparency. A phosphorus-containing thermoplastic resin which contains a repeating u...
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WO/2019/188114A1 |
Provided are: a polycarbonate which has adequate refractive index and Abbe number, while being comprehensively excellent in terms of heat resistance, total light transmittance and hue; and a molded body of this polycarbonate. A polycarbo...
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WO/2019/188702A1 |
The purpose of the present invention is to provide a high temperature/humidity resistant polycarbonate resin without using bisphenol A as a raw material. The present invention relates to a polycarbonate resin comprising the repeating uni...
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WO/2019/172058A1 |
[Problem] The purpose of the present invention is to provide a method for producing a polyurethane containing cellulose nanofibers, which does not require crushing of cellulose in a polyol, use of water, and a surface treatment of cellul...
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WO/2019/170568A1 |
The invention relates to a method for producing polyurethane foams by reacting the following components A a polyol component containing A1 40 to 100 parts by weight of polyether carbonate polyol with a hydroxyl number according to DIN 53...
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WO/2019/168186A1 |
The purpose of the present invention is to provide: a novel polymer which has an electro-optic effect; a method for producing such a polymer; and a light control element which uses such a polymer. The present invention relates to a non-c...
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WO/2019/163964A1 |
Provided is a novel polycarbonate resin that has superior heat resistance and mechanical strength, and that is resistant to staining when being polymerized and molded, thus having superior transparency and hue. Provided is a polycarbonat...
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WO/2019/158592A1 |
The invention relates to a process for preparing polyether carbonate polyols by attaching alkylene oxide and carbon dioxide to an H-functional starter substance, characterized in that (a) a portion of H-functional starter substance is pr...
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WO/2019/156628A1 |
The present invention mainly relates to a method for coating a substrate, a coated substrate, a medical device thereof and a method capable of killing a microbe. The method for coating the substrate comprises (a) contacting a functionali...
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WO/2019/154730A1 |
The present invention relates to triarylmethane compounds of the formula (I), which suitable as monomers for preparing thermoplastic resins having beneficial optical properties and which can be used for producing optical devices. R1, R2 ...
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WO/2019/156432A1 |
The present invention relates to copolycarbonate having excellent weather resistance by allowing a specific structure to be introduced therein, preparation method therefor, and a molded product comprising the same.
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WO/2019/154727A1 |
The present invention relates to triarylmethane compounds of the formula (I), which are suitable as monomers for preparing thermoplastic resins having beneficial optical properties and which can be used for producing optical devices. (I)...
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WO/2019/155376A1 |
A coating includes a polymer matrix including a polymer including a photoactive polycarbonate and isofluoropropyl polyhedral oligomeric silsesquioxane. The polycarbonate includes benzophenone moieties, the isofluoropropyl polyhedral olig...
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WO/2019/151264A1 |
Provided are a novel compound having a fluorene skeleton, and a method for manufacturing the same, the compound having a low palladium content or other content of a specific metal or content of a specific compound in a raw material alcoh...
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WO/2019/147051A1 |
The present invention relates to a bio-based polycarbonate ester and a preparation method therefor and, more specifically, to a method for preparing a bio-based polycarbonate ester having excellent mechanical properties, such as tensile ...
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WO/2019/146507A1 |
The present invention provides a polycarbonate resin composition which has a high refractive index and a low Abbe number, and high thermal stability. The polycarbonate resin composition according to one embodiment of the present inventio...
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WO/2019/132292A1 |
The present invention relates to a thermoplastic resin composition for laser direct structuring process, and a molded product comprising the same. In one specific embodiment, the thermoplastic resin composition comprises: approximately 1...
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WO/2019/131973A1 |
A polycarbonate-polyorganosiloxane copolymer (A) including a polycarbonate block (A-1) that comprises repeating units having a specific structure and a polyorganosiloxane block (A-2) that includes repeating units having a specific struct...
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WO/2019/131969A1 |
This molded body contains a polycarbonate-polyorganosiloxane copolymer which contains polycarbonate blocks (A-1) formed from repeating units having a specific structure and polyorganosiloxane blocks (A-2) including repeating units having...
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WO/2019/133335A1 |
The present invention is directed to a polymerizable composition comprising (A) a reaction product of: (a) diethyleneglycol bischloroformate, ethyleneglycol bischloroformate, or combinations thereof; (b) allyl alcohol; (c) optionally, a ...
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WO/2019/131841A1 |
The purpose of the present invention is to provide a novel method for producing poly(ester)carbonate. The present invention pertains to a method for producing poly(ester)carbonate, the method including transesterifying a diol and a carbo...
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WO/2019/121240A1 |
The invention relates to a method for producing a polycarbonate from a diphenol or a plurality of diphenols and a diaryl carbonate according to the melt transesterification method. The diaryl carbonate is obtained by reacting a monopheno...
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WO/2019/121248A1 |
The invention relates to a method for producing a polycarbonate from a diphenol or a plurality of different diphenols and a carbonyl halide in accordance with the phase interface process. The method according to the invention is characte...
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WO/2019/124232A1 |
Provided are a photocurable resin composition that can be suitably used in an optical three-dimensional shaping method, a cured product obtained by photocuring the photocurable resin composition, and a three-dimensional object comprising...
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WO/2019/121236A1 |
The invention relates to a method for producing polycarbonate in accordance with the phase interface process in the presence of at least one catalyst, the method being distinguished in that, immediately after the possibly first addition ...
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WO/2019/126221A1 |
The present invention provides unimolecular metal complexes having increased activity in the copolymerization of carbon dioxide and epoxides. Also provided are methods of using such metal complexes in the synthesis of polymers. According...
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WO/2019/122923A1 |
A rigid foam comprising the reaction product of an (poly)isocyanate, and a polyethercarbonate polyol copolymer is described. The polyethercarbonate polyol copolymer is derived from the copolymerisation of one or more epoxides with CO2, w...
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WO/2019/124182A1 |
A multilayer body which comprises: at least one layer (A) that is formed from a polycarbonate resin (A) wherein a main repeating unit contains a unit (a-1) that is configured of an ether diol residue represented by formula (1) and a unit...
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WO/2019/119466A1 |
Provided in the present invention are a polycarbonate polyol, a synthesis method therefor and an application thereof, the synthesis method comprising the following steps: carrying out a transesterification reaction between raw material A...
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WO/2019/124556A1 |
The purpose of the present invention is to provide: a polycarbonate-polydiorganosiloxane copolymer or a resin composition thereof that has excellent impact resistance, and, in particular, excellent impact resistance at extremely low temp...
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WO/2019/117971A1 |
New poly(ketone)-based polymers have been synthesized. When these polymers are combined with electrolyte salts, such polymer electrolytes have shown excellent electrochemical oxidation stability in lithium battery cells. Their stability ...
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WO/2019/111121A1 |
Disclosed is a block copolymer(BCP) capable of self-assembly into nanoparticles for the delivery of hydrophobic cargos. The BCP includes a hydrophobic block that contains a thioether functional group that is susceptible to oxidation, tra...
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WO/2019/101702A1 |
A method for preparing polyoxyalkylene monomers, comprising the step of the reaction of one or more H-functional starter substance(s), one or more alkylene oxides and carbon dioxide in the presence of a DMC catalyst is characterized in t...
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WO/2019/103605A1 |
The present invention relates to supramolecular biomedical polymers comprising quadruple hydrogen bonding units and to a process for preparing such a supramolecular biomedical polymer and porous biomedical implants thereof. The supramole...
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WO/2019/093770A1 |
The present invention relates to a molded product manufactured from a high heat resistant bio-based polycarbonate ester. More specifically, the molded product has excellent heat resistance, and thus can be applied to various fields such ...
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WO/2019/092266A1 |
The present invention relates to a process for preparing polycarbonate comprising copolymerizing an epoxy compound and carbon dioxide (CO2) in the presence of a catalytic system comprising: at least one catalyst selected from complexes o...
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WO/2019/089887A1 |
A copolycarbonate optical article comprises a polycarbonate composition including: a copolycarbonate having: 2 to 60 mol% of phthalimidine carbonate units, 2 to 90 mol% of high heat carbonate units, and optionally 2 to 60 mol% of bisphen...
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WO/2019/084372A1 |
Embodiments in accordance with the present invention relate generally to polycarbonate polymers having repeat units derived from adamantane epoxide monomers and methods of using such polymers and compositions containing them. The composi...
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WO/2019/081932A1 |
A method for quenching a polymerisation process is described. The reaction of carbon dioxide with an epoxide in the presence of a bimetallic metalcomplex catalyst to produce a polymer comprises the quenching step of deactivation of the c...
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WO/2019/083824A1 |
This invention relates to a process for the production of a high purity polyether carbonate polyol. The high purity polyether carbonate polyols prepared by the process herein contain a low level of catalyst residue. The process purifies ...
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WO/2019/081931A1 |
The method of preparing the polycarbonate ether polyol or high molecular weight polyether carbonate using controlled addition of materials during polymerisation includes the steps of: mixing catalyst of formula(l), double metal cyanide (...
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WO/2019/077250A1 |
The invention relates to a method for producing an oligocarbonate polyol devoid of aromatic groups and phenolic functions, comprising a step of polycondensation by transesterification of monomers (A1) and/or dimers (A2) and of diol monom...
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WO/2019/076862A1 |
The present invention relates to the use of diblock copolymers as surfactants, and to a method for producing diblock copolymers, containing a hydrocarbon-containing block A and a polyether carbonate-containing block B, by attaching alkyl...
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WO/2019/077228A1 |
The invention concerns a pulverulent crosslinkable coating composition comprising a curing agent and an oligocarbonate polyol devoid of aromatic groups and phenolic functions, said oligocarbonate polyol being obtainable by a process comp...
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WO/2019/077227A1 |
The invention relates to a method for manufacturing a vinyl ester oligocarbonate devoid of aromatic groups and phenolic functions, which comprises: -synthesising a polyol oligocarbonate having at least two hydroxyl-type chain ends, - a s...
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