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Matches 1 - 50 out of 11,413

Document Document Title
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...  
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...  
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...  
WO/2018/071578A8
Provided are compositions comprising partially crystalline polycarbonate particulate having an average cross-sectional dimension of from about 1 μιη to about 200 μιτι, having from about 10% crystallinity to about 50% crystallinity...  
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 ...  
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...  
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...  
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...  
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...  
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 ...  
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 (...  
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...  
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...  
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...  
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...  
WO/2019/077230A1
The invention relates to a method of producing a multiblock polymer with a polycarbonate block, involving synthesising an oligocarbonate diol and reacting the oligocarbonate polyol with either: - one or more diacids selected from the aro...  
WO/2019/077252A1
A process for producing a dimethacrylated or diacrylated oligocarbonate devoid of aromatic groups and phenolic functions, comprising the synthesis of an oligocarbonate polyol and a step consisting in reacting the oligocarbonate polyol wi...  
WO/2019/077229A1
The invention relates to a method of producing a diepoxidized oligocarbonate devoid of aromatic groups and phenolic functions, involving synthesising an oligocarbonate polyol, and a step of diepoxidizing said oligocarbonate polyol, where...  
WO/2019/070889A1
The subject matter described herein relates to methods for polymer xanthylation and the xanthylated polymers produced by such methods. Subsequent replacement of the xanthylate moiety allows facile entry into functionalized polymers.  
WO/2019/069207A1
In an embodiment, a method for the manufacture of a melt polycarbonate, comprises melt polymerizing a feed stream in a final polymerization unit to form a polycarbonate stream comprising a polycarbonate; controlling a scission stream flo...  
WO/2019/066493A1
The present invention relates to: a polycarbonate resin composition having excellent transparency and color stability and low UV transmittance; and an optical molded product comprising the same.  
WO/2018/062928A9
The present invention relates to a biodegradable polymer resin composition and a molded product thereof, the biodegradable polymer resin composition being capable of realizing biodegradability and excellent physical properties and having...  
WO/2019/063582A1
The invention relates to a method for producing a polymer which contains organooxysilyl end groups. The method first has the step of reacting a polyoxyalkylene polyol which contains carbon-carbon multiple bonds with a organooxysilyl comp...  
WO/2017/203044A3
The invention relates to a polymer comprising certain specific units. The invention further relates to processes for making the polymer of the invention. The invention further relates to a binder and compositions comprising the polymer, ...  
WO/2019/066292A1
The present invention relates to a highly heat-resistant organism-based polycarbonate ester and a preparation method therefor and, more specifically, the highly heat-resistant organism-based polycarbonate ester has excellent heat resista...  
WO/2019/059850A1
The present invention relates to polycarbonate-based diblock polymers, nanoparticles comprising the diblock polymers and a therapeutic agent, in particular the therapeutic agent is attached to a magnetic moiety, and methods to prepare th...  
WO/2019/058332A1
A composition for use in powder bed fusion includes a thermoplastic powder that itself includes an induced crystalline polycarbonate or an induced crystalline polyetherimide. The thermoplastic powder is recycled powder, which means that ...  
WO/2019/054194A1
A polycarbonate resin composition that includes: a polycarbonate resin composition (S) that includes 1–50 mass% of a styrene resin (B) and 50–99 mass% of a polycarbonate resin (A) that contains a specific polycarbonate-polyorganosilo...  
WO/2019/048986A1
A method for producing a polycarbonate article comprises printing a droplet onto a target location in a build area to obtain a printed droplet, wherein the droplet comprises a precursor solution comprising a precursor composition, a cata...  
WO/2019/048878A1
The present invention relates to a polymerisation process for the reaction of (a) carbon dioxide with an epoxide; and/or (b) an anhydride with an epoxide. The process is carried out in the presence of a chain transfer agent and a catalys...  
WO/2019/049027A1
In an embodiment, a method of manufacture of a melt polycarbonate comprises melt polymerizing a bisphenol and diphenyl carbonate to form phenol and the melt polycarbonate in a polymerization unit; removing an overhead stream comprising t...  
WO/2019/049916A1
A polycarbonate resin composition containing 50-99 mass% of a polycarbonate resin (S) and 1-50 mass% of a polyester resin (C) and containing 0.001-1 mass part of an amide compound (D) per 100 mass parts of the total of the polycarbonate ...  
WO/2019/048386A1
The invention relates to a method for cleaning a phosgene conducting apparatus, comprising: washing the apparatus with hot inert gas, followed by washing the apparatus with cold inert gas; conveying gaseous ammonia for breaking down phos...  
WO/2019/045092A1
Provided is an aliphatic polycarbonate resin that can be used as a thermally decomposable binder capable of thermal decomposition (degreasing) at low temperature. The aliphatic polycarbonate is an aliphatic polycarbonate containing a str...  
WO/2019/044214A1
The purpose of the present invention is to provide a thermoplastic resin that has a high refractive index and enables low birefringence and balanced heat resistance and moldability. This thermosetting resin includes repeating units repre...  
WO/2019/043060A1
The present invention relates to binaphthyl compounds of the formula (I), which are suitable as monomers for preparing polycarbonate resins having beneficial optical properties and which can be used for producing optical lenses: Formula ...  
WO/2019/045418A1
The present invention relates to a method for producing an organic zinc catalyst used in the synthesis of a polyalkylene carbonate resin and an organic zinc catalyst provided thereby, and a method for preparing a polyalkylene carbonate r...  
WO/2019/043559A1
Embodiments of the present disclosure describe a method of synthesizing a glycidyl azide homopolymer comprising contacting a glycidyl azide monomer, an initiator, and a Lewis acid sufficient to form the glycidyl azide homopolymer; wherei...  
WO/2019/044875A1
Provided is a polycarbonate resin which has high refractive index, low Abbe number and high wet heat resistance. One embodiment of the present invention provides a polycarbonate resin which contains a constituent unit represented by gene...  
WO/2019/045093A1
Provided is an aliphatic polycarbonate applicable to the production of a block copolymer by radical polymerization. The aliphatic polycarbonate is represented by formula (1) [wherein: R1, R2, R3 and R4 are either the same or different an...  
WO/2019/039515A1
Provided is a thermally stable bisphenol composition which suppresses a Hazen color number increase in high-humidity conditions. The bisphenol composition contains aryl alkyl sulfide or dialkyl disulfide in an amount which is at least 0....  
WO/2019/039520A1
Provided is a bisphenol composition which contains a specific amount of an aromatic alcohol sulfonate, and a simple method for producing the same. Also provided is a polycarbonate resin production method which makes it possible to produc...  
WO/2019/026671A1
The present invention provides a method for producing a polycarbonate resin composition by mixing, at a temperature at which resin components melt, and in the presence of a transesterification catalyst: an aliphatic polycarbonate resin (...  
WO/2019/022176A1
Provided is a carbonate-olefin copolymer having a polycarbonate block, an olefin polymer block, and a specific constituent unit.  
WO/2019/011009A1
Disclosed is a method for preparing a polypropylene carbonate/cellulose nanocrystal composite material, the method comprising the following steps: (1) under the protection of a protective gas, uniformly mixing a cellulose nanocrystal, pr...  
WO/2019/007834A1
The invention relates to a method for operating a production plant for producing a chemical product (1) by reacting a H-functional reactant (2) with phosgene (3) during an interruption in production when taking at least one plant part of...  
WO/2019/009076A1
The present invention provides a polycarbonate copolymer having a low specific gravity and a high surface hardness. This polycarbonate copolymer includes a unit (A) represented by formula (1-1) or (1-2), and a unit (B) represented by for...  
WO/2019/007828A1
The present invention relates to a method for electrochemically producing arylalkyl carbonates or diaryl carbonates, which is characterized in that compounds of formula (1) R1-OH, wherein the radical R1 is an alkyl radical, preferably a ...  
WO/2019/007831A1
The invention relates to an electrochemical process for electrochemically synthesizing diaryl carbonates, characterized in that a formula of formula R-OH (1), where R is an aryl group, preferably a tert-butylphenyl, cumyl-phenyl, naphthy...  
WO/2019/004200A1
Provided is a polycarbonate-based resin composition containing 1-50 mass% of a polycarbonate-based resin (C) and 50-99 mass% of a polycarbonate-based resin (S) which contains: 0.1-100 mass% of a polycarbonate-polyorganosiloxane copolymer...  

Matches 1 - 50 out of 11,413