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WO/2021/210647A1 |
This copolymerized polycarbonate resin has at least a constitutional unit (A) and a constitutional unit (B). The constitutional unit (A) is derived from a dihydroxy compound. The carbonate constitutional unit (B) is derived from polyoxya...
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WO/2021/201226A1 |
This polycarbonate copolymer has a repeating unit A represented by formula (1) and a repeating unit B represented by formula (2), and is obtained using at least one among bischloroformate oligomers represented by formula (1A) and formula...
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WO/2021/201225A1 |
A polycarbonate copolymer having repeating units A represented by formula (1) and repeating units B represented by formula (2), the polycarbonate copolymer being obtained using bis-chloroformate oligomers represented by formula (1A) and/...
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WO/2021/201227A1 |
At least one resin selected from the group consisting of aromatic polycarbonates and polyarylates, said resin characterized by comprising a bond between polymer chains obtained by reacting an allyl group and a maleimide group.
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WO/2021/201228A1 |
At least one resin selected from the group consisting of aromatic polycarbonates and polyarylates, said resin characterized by comprising a bond between polymer chains obtained by Diels-Alder reaction.
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WO/2021/200613A1 |
The present invention enables providing a resin composition characterized by containing: a resin containing a constituent unit (A) represented by general formula (1); and a resin containing a constituent unit (B) represented by general f...
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WO/2021/198855A1 |
A foamable polycarbonate composition comprising 5 to 60 wt% of a poly(siloxane) block copolymer comprising a poly(carbonate-siloxane) comprising 50 to 99 wt% of bisphenol A carbonate units and 1 to 50 wt% of dimethylsiloxane units, each ...
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WO/2021/200952A1 |
[Solution] A carbonate-based resin that includes a structure represented by formula (A1). X in formula (A1) represents formula (B1). Rings Y and Z that form a fused ring with cyclobutane in formula (B1) each independently represent an op...
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WO/2021/198054A1 |
The invention relates to a process for preparing a polyoxyalkylene carbonate polyol by reacting a polyoxyalkylene polyol with a cyclic carbonate in the presence of an amine catalyst. The invention further relates to polyoxyalkylene carbo...
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WO/2020/205992A9 |
This document provides multiblock copolymers comprising: at least one block obtained from a polyester having an average MN of from about 2,000 to about 200,000, wherein the polyester contains one or more terephthalate units; and at least...
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WO/2021/185710A1 |
The invention relates to a process for starting up a reactor for the continuous production process of polyether carbonate polyols by the addition of alkylene oxide and carbon dioxide in the presence of a DMC catalyst and/or a metal compl...
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WO/2021/182217A1 |
This resin composition contains: (B) 0.0001-0.2 parts by weight of a composite tungsten oxide particle (component B) represented by general formula MxWyOz (where M is at least one element selected from among H, He, an alkali metal, an al...
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WO/2021/180567A1 |
The present invention relates to a method for preparing polyether carbonate polyols by adding alkylene oxide and carbon dioxide to a H-functional starter substance in the presence of a DMC catalyst or a metal complex catalyst based on th...
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WO/2021/176211A1 |
The present invention relates to a (poly)ol block copolymer of general structure B-A-(B)n, wherein block A is a polycarbonate block or polyester block, n=t-1 and t = the number of reactive end residues on block A, wherein block B is a po...
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WO/2021/176212A1 |
The present invention relates to a process for producing a (poly)ol block copolymer comprising the reaction of a DMC catalyst with a polycarbonate or polyester (poly)ol (co)polymer and ethylene oxide, and optionally one or more other alk...
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WO/2021/170386A1 |
The present invention relates to a method for the manufacture of a (co)polycarbonate comprising reacting tetrabromo bisphenol A and optionally one or more bisphenol comonomer(s) with phosgene wherein the tetrabromo bisphenol A contains a...
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WO/2021/171262A1 |
Thermoplastic compositions, method of making the compositions and composites including the compositions are described. The thermoplastic compositions can contain a) a high heat copolycarbonate containing recurring units of i) a phthalimi...
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WO/2021/166990A1 |
The present disclosure relates to a compound that makes it possible to obtain a thermoplastic resin having a high refractive index and suitable moldability without any risk of corroding a mold when used as a monomer of a thermoplastic re...
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WO/2021/163188A1 |
A poly(carbonate-siloxane) composition comprising: a poly(carbonate-siloxane) copolymer comprising carbonate units and siloxane units, wherein a siloxane content is greater than 25 wt% to less than 70 wt%, based on the total weight of th...
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WO/2021/158730A1 |
A composition includes a reaction product of a mixture of elemental sulfur and at least a first ethyl enically unsaturated compound comprising a hydroxyl or carboxyl group.
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WO/2021/144212A1 |
The invention relates to a method for producing a polycarbonate from a diphenol and a diaryl carbonate according to the melt transesterification method. The diaryl carbonate is obtained by reacting a monophenol with a carbonyl halide. Th...
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WO/2021/145443A1 |
This polycarbonate resin has a constituent unit represented by formula (1) and has a 50,000-500,000 weight average molecular weight Mw measured by size-exclusion chromatography using polymethylmethacrylate as a standard sample.
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WO/2021/140870A1 |
Provided is a means for stably obtaining a poly(alkylene carbonate) in high yield by reacting carbon dioxide with an epoxide. More specifically, provided is a zinc catalyst composition obtained by reacting a zinc compound with an aliphat...
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WO/2021/138803A1 |
The present invention relates to a thermoplastic polyurethane with high tensile strength, a preparation formulation thereof and a manufacturing method therefor. In particular, the thermoplastic polyurethane with high tensile strength is ...
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WO/2021/140868A1 |
Provided is a means for controlling the molecular weight of a polyalkylene carbonate, when reacting a carbon dioxide with an epoxide to obtain a polyalkylene carbonate. More specifically, provided is an organozinc catalyst which is obtai...
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WO/2021/140869A1 |
Provided is a method for efficiently obtaining an organozinc catalyst. More specifically, the present invention provides a method for producing an organozinc catalyst that includes reacting an inorganic zinc compound and an aliphatic car...
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WO/2021/133048A1 |
The present invention relates to a polycarbonate copolymer, a method for producing same, and a molded article comprising same, and more specifically, to: a polycarbonate copolymer exhibiting remarkably improved physical properties (in pa...
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WO/2021/132865A1 |
The present specification provides a polymer resin compound, a method for producing same, a photosensitive resin composition comprising same, and photosensitive material produced using the photosensitive resin composition.
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WO/2021/132590A1 |
A polycarbonate-polyorganosiloxane copolymer including a polycarbonate block (A-1) formed of a repeating unit having a specific structure and a polyorganosiloxane block (A-2) formed of a repeating unit having a specific structure, wherei...
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WO/2021/123761A1 |
A composition comprising: a bulk material; and at least one surface; the bulk material comprising ions of a metal M bonded to one another via linker groups; the surface comprising ions of a metal M' bonded to one another via linker group...
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WO/2021/124112A1 |
A reinforced polycarbonate composition comprising 50-95 wt% of a poly(aliphatic ester-carbonate); 5-40 wt% of a high heat copolycarbonate comprising high heat carbonate units derived from 1,1-bis(4-hydroxyphenyl)-3,3,5-trimethyl-cyclohex...
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WO/2021/123701A1 |
A composition comprising: a bulk material; and at least one surface; the bulk material comprising ions of a metal M bonded to one another via linker groups; the surface comprising ions of a metal M' bonded to one another via linker group...
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WO/2021/112260A1 |
A polycarbonate/polyorganosiloxane copolymer which is produced using a diol monomer (a1) and a polyorganosiloxane (a2) that satisfy the following requirement and which comprises a polyorganosiloxane block (A-1) including specific repeati...
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WO/2021/112257A1 |
A polycarbonate/polyorganosiloxane copolymer which comprises a polyorganosiloxane block (A-1) including a specific structural unit and a polycarbonate block (A-2) composed of specific repeating units.
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WO/2021/112259A1 |
A polycarbonate/polyorganosiloxane copolymer which comprises a polyorganosiloxane block (A-1) including a specific structural unit and a polycarbonate block (A-2) composed of specific repeating units and which satisfies the following req...
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WO/2021/112957A1 |
A polycarbonate composition comprising: a high heat copolycarbonate comprising high heat carbonate units, wherein a homopolycarbonate of the high heat carbonate units has a glass transition temperature (Tg) of 155-250 °C; and optionally...
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WO/2021/110691A1 |
The present invention relates to a process for producing polyether carbonate polyols comprising the step of reacting alkylene oxide with carbon dioxide in the presence of an H-functional starter compound and double metal cyanide catalyst...
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WO/2021/110589A1 |
The present invention relates to a process for continuous production of polyether carbonate polyols by the addition of alkylene oxide and carbon dioxide in the presence of a DMC catalyst or a metal complex catalyst based on the metals co...
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WO/2021/095640A1 |
Provided is a dielectric composition containing no amide bonds and having a high permittivity. The dielectric composition includes a polymer having a structure made up of repetitions of a unit structure including at least one heterocycle...
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WO/2021/096213A1 |
The present invention relates to a polycarbonate composite, a producing method thereof, and a molded article comprising same. More specifically, the present invention relates to: a polycarbonate composite comprising a matrix resin, which...
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WO/2021/095506A1 |
A resin composition including 5-60 parts by weight of an impact resistance improver (C) with respect to a total of 100 parts by weight of an acrylic resin (B) and a polycarbonate resin (A), repeating units of which include 5-85 mol% of u...
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WO/2021/090823A1 |
Provided are: a resin composition which has a low dielectric loss tangent and which is used in an electronic/electrical device component that uses electromagnetic waves having a frequency of 1 GHz or more; and an electronic/electrical de...
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WO/2021/092473A1 |
A reactive oligomer has a backbone derived from at least one of polyamideimide, polyimide, polyetherimide, polyaryletherketone, polyethersulfone, polyphenylene sulfide, polyamide, polyester, polyarylate, polyesteramide, polycarbonate, po...
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WO/2021/090824A1 |
A resin composition for laser direct structuring, which has a low loss tangent and on which plating can be formed, a molded product, and a production method of a plated molded product are provided. This resin composition for laser direct...
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WO/2021/086033A1 |
The present invention relates to a polycarbonate resin and a method for preparing same and, more specifically, to a polycarbonate resin and a method for preparing same, the polycarbonate resin being prepared by interfacial polymerization...
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WO/2021/085051A1 |
A conductive film for antennas, said conductive film being obtained by superposing an electroconductive film on a base material that is formed from a polycarbonate resin material containing a polycarbonate resin that contains, as main co...
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WO/2021/079893A1 |
Provided is a curable resin composition which can be molded by casting to obtain composite materials each composed of a polycarbonate resin and an acrylic resin and having high transparency and high impact strength. More specifically, pr...
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WO/2021/075503A1 |
A polycarbonate diol composition which contains a polycarbonate diol that has a structure represented by general formula (I) and a polycarbonate structure represented by general formula (II), wherein: the melt viscosity at 50°C is from ...
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WO/2021/070741A1 |
The resin composition contains (A) a polycarbonate resin, (B) an acrylic resin, and (C) carbodiimide and has excellent transparency, thermal resistance, impact resistance, weather resistance, surface hardness, moist heat resistance, and ...
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WO/2021/069234A1 |
The present invention relates to a method for the manufacture of a modified polycarbonate comprising reacting polycarbonate with at least one primary amide in a melt mixing device at a temperature of at least 230°C for a period of at le...
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