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WO/2020/104882A1 |
A composition is described comprising an amine-reactive material; and a polymeric catalyst comprising hydroxyl groups and tertiary amine groups. The polymeric catalyst is typically suspended or dispersed in a liquid dispersant. The liqui...
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WO/2020/101248A1 |
The present invention relates to a curable composition, and an optical member comprising a cured product thereof and, more particularly, to a curable composition comprising an aromatic heterocyclic compound and an episulfide compound of ...
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WO/2020/095153A1 |
Curable sealant compositions comprise the components: a) x weight percent of at least one polythiol; b) y weight percent of at least one unsaturated compound having at least two non-aromatic carbon-carbon double bonds, at least one carbo...
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WO/2020/088312A1 |
Disclosed is a method for preparing aliphatic polythioether, comprising using a sulfur-carbon containing compound and an oxygen-containing monomer as raw materials, and using a Lewis base as a catalyst to obtain aliphatic polythioether b...
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WO/2020/085871A1 |
The present invention provides a method for producing low-temperature thermoset polyarylene sulfide at a high polymeric yield, the method significantly lowering the degree of crystallinity and also maintaining the melt flow rate low in o...
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WO/2020/079277A1 |
The invention pertains to a relates to a copolymer (P1) of poly(aryl ether sulfones) (PAES) and polydimethylsiloxane (PDMS) and to the process for preparing the copolymer (P1) by melt-hydrosilylation.
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WO/2020/079556A1 |
A composition includes a polythiol having more than one thiol group, a polyepoxide having more than one epoxide group, an amine catalyst, and conductive filler. The conductive filler is at least one of thermally conductive or electricall...
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WO/2020/081791A1 |
A composition suitable for 3-D printing comprises, in one embodiment, a photopolymer including one or more thiol monomer, one or more alkene monomer, and a polymerization initiator. In another embodiment, the thiol monomer is selected fr...
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WO/2020/080391A1 |
Provided is a resin composition that contains: (A) a compound having a carbon-carbon double bonded group in a molecule thereof; (B) at least one type of bifunctional thiol compound selected from a group consisting of bifunctional thiol c...
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WO/2020/080899A1 |
The present invention provides a method for more efficiently separating and recovering polyarylene sulfide following polymerization, the polyarylene sulfide having excellent strength, heat resistance, flame retardancy, and processability...
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WO/2020/081891A1 |
The present invention relates in part to a photocurable resin composition comprising a first compound formed from the reaction of a diisocyanate and an isocyanate reactive compound comprising a double bond, a second compound comprising o...
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WO/2020/080898A1 |
The present invention provides a method for more efficiently separating and refining polyarylene sulfide following polymerization, the polyarylene sulfide having excellent strength, heat resistance, flame retardancy, and processability w...
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WO/2020/074332A1 |
The present invention relates to relates to a polymer formulation for three- dimensionally (3D) printing an article by stereolithography, the formulation comprising a functionalized polymer. The invention further relates to lithographic ...
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WO/2020/072464A1 |
Controlled release polyurea microcapsules can be prepared from a combination of polyisocyanates using emulsion polymerization. Encapsulated catalysts prepared using the polyurea microcapsules can be used to control the cure rate of coati...
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WO/2020/073020A1 |
Crosslinked polymers and related compositions and related compositions, electrochemical cells, batteries, methods and systems are described. The crosslinked polymers have at least one redox active monomeric moiety having a redox potentia...
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WO/2020/067797A1 |
The present invention provides a method and an apparatus for efficiently recovering an amide-based compound, such as N-methyl-2-pyrrolidone, from an aqueous solution containing an amide-based compound, such as N-methyl-2-pyrrolidone.
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WO/2020/058880A1 |
The composition includes a polythiol having more than one thiol group and an allylic resin having more than one allyl group. The composition typically includes inorganic filler. Typically, at least one of the polythiol or the allylic res...
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WO/2020/053079A1 |
A polyarylene ether comprising in polymerized form A) at least one tri- or higher functional compound and B) isosorbide, isomannide, isoidide or a mixture thereof, wherein the polyarylene ether is a polyarylene ether sulfone or a polyary...
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WO/2020/053587A1 |
The present invention relates to sulfur based polymers and a process of making sulfur based polymers. The invention also relates to sorbents comprising the sulfur-based polymers. The invention also relates to the use of such polymers and...
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WO/2020/053078A1 |
A polyarylene ether copolymer comprising i) at least one block comprising in polymerized form A) isosorbide, isomannide, isoidide or a mixture thereof and B) at least one unit comprising at least one difunctional compound comprising at l...
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WO/2020/053077A1 |
A polyarylene ether sulfone comprising in polymerized form A) isosorbide, isomannide, isoidide or a mixture thereof and B) at least one at least one nonsulfonated dihalodiaryl sulfone (compound B) and C) at least one sulfonated dihalodia...
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WO/2020/050013A1 |
The present invention provides a composition for an optical material containing a compound (a) and/or a compound (b) and a compound (c) which are described below. In a preferable embodiment, the proportion of the compound (a) and/or the ...
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WO/2020/042470A1 |
Disclosed are a polydithiothreitol-based drug-loading nano system and a preparation method therefor and the use thereof. The structure of the polydithiothreitol comprises a disulfide bond-containing polydithiothreitol and is grafted on t...
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WO/2020/044819A1 |
This continuous dehydration method for a starting material mixture that is used for the production of PAS simultaneously performs supply and dehydration of the starting material mixture and extraction of the starting material mixture whi...
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WO/2020/043517A1 |
Polymer obtainable by reacting a compound A) comprising at least one five-membered cyclic monothiocarbonate group and at least one polymerizable, ethylenically unsaturated group, a compound B) comprising at least one amino group, selecte...
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WO/2020/039127A1 |
The present invention relates to a method for producing a block copolymer of the polyethersulfone type containing a biosourced diol, to a block copolymer that can be obtained by said method, and to the use of said block copolymer for pro...
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WO/2020/039128A1 |
The present invention relates to a polymer of the aromatic polyether type, containing a biosourced furan diol, to a method for producing said polymer, and to the use of said polymer for producing membranes.
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WO/2020/032171A1 |
Provided are a method for purifying polyarylene sulfide (PAS) with which it is possible to efficiently reduce alkali metal halides and carboxyalkylamino-group-containing compounds in the PAS by treating the alkali metal halides and carbo...
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WO/2020/031815A1 |
The present invention makes it possible to provide a compound represented by formula (1) and a composition for an optical material containing this compound. (Where m + n = 4, m represents an integer of from 0 to 3, and n represents an in...
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WO/2020/026590A1 |
The method of the present invention for producing a poly(arylene sulfide) (PAS) which has improved properties and a high nitrogen content, while reducing the formation of organic by-products, involves a plurality of reaction tanks which ...
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WO/2020/026918A1 |
A method for poly(arylene sulfide) production which comprises heating and polymerizing a poly(arylene sulfide) prepolymer satisfying the following (I) to (III), in the absence of a solvent at a temperature not lower than the melting poin...
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WO/2020/020741A1 |
The invention relates to a light-curing polymer blend for producing polymer electrodes, the polymer blend comprising a mixture of a poly-3,4-ethylenedioxythiophene (PEDOT) compound with a dimethacrylate-based light-curing dental cement. ...
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WO/2020/022369A1 |
A method for setting polymerization conditions according to the present invention comprises: a physical property acquisition step S10 of, when a composition including a polymerization catalyst and a polymerization-reactive compound conta...
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WO/2020/016332A1 |
A method for treatment by post-polymerization annealing of a thermoset polymer, the method comprising the steps of: i) providing a polymerised and cured thermoset polymer containing a plurality of sulfur atoms; and ii) subjecting the cur...
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WO/2020/016279A1 |
The invention relates to a molded body and a method for producing same using a radiation-induced printing method. The invention is characterized in that - the molded body is made of a liquid or viscous material which contains a starting ...
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WO/2020/016174A1 |
The present invention provides a process for preparing sulfur-containing branched organosilane polymers comprising: reacting sulfur with a vinyl silane compound in a solvent and in the presence of a catalytic amount of an accelerator at ...
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WO/2020/011814A1 |
The invention pertains to a article or a part, comprising: - a first layer (1) of a composition (C) comprising a polymeric component comprising a) at least one poly(aryl ether ketone) polymer (PAEK), and b) at least one poly(aryl ether s...
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WO/2020/011990A1 |
The invention pertains to a powdered material (M) comprising at least one poly(arylene sulfide) polymer, in particular to a method for manufacturing a three-dimensional (3D) object, using the powdered material (M) and to 3D object obtain...
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WO/2020/013877A1 |
Preparation of sulfur fine chemicals from sulfur sources is described.
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WO/2020/009481A1 |
The present invention relates to a method for preparing polyarylene sulfide, wherein the equivalent ratio of a dehalogenated aromatic compound to a sulfur compound is used in a predetermined range and both a dehydration reaction and a po...
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WO/2020/009495A1 |
The present invention relates to a method for preparing a polyarylene sulfide. The present invention can prepare, with a high polymerization yield, the polyarylene sulfide having a higher molecular weight and equivalent or higher physica...
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WO/2020/010062A1 |
Isocyanate-terminated chain-extended polythioether prepolymers, compositions thereof, and methods of use thereof are disclosed. The isocyanate-terminated chain-extended polythioether prepolymers are useful in sprayable coatings and seala...
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WO/2020/006061A1 |
A semicrystalline polyphenylsulfone, has the structure Formula (I) wherein n and R are defined herein. The semicrystalline polyphenylsulfone, which exhibits a crystalline melting point in a range of 215 to 270°C, can be prepared from am...
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WO/2020/004533A1 |
A polythiourethane resin for an optical member containing 30.00% by mass or less of a thiourethane bond and 15.00% by mass or more of an ester bond.
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WO/2020/004531A1 |
A polymerizable composition for an optical member containing a polyene compound, a polyiso(thio)cyanate compound, and a polythiol compound (however, excluding compositions subjected to photopolymerization treatment).
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WO/2020/004534A1 |
A cured object for an optical member, the cure object obtained by curing a polymerizable composition, wherein the polymerizable composition comprises a polyene compound, a polyiso(thio)cyanate compound, and a polythiol compound, the cure...
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WO/2020/004532A1 |
A polymerizable composition for an optical member, the composition including a polyiso(thio)cyanate compound, a polythiol compound, a first polymerization catalyst for catalyzing a thiol-ene reaction of a polyene compound and the polyiso...
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WO/2019/239273A1 |
Various embodiments disclosed relate to a shim pattern. The shim pattern includes a release film. The shim pattern further includes a curable composition disposed on the release film. There are various advantages to using the shim patter...
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WO/2019/201254A9 |
The present invention relates to a synthesis method for a sulfate (amine) ester linker polymer, comprising: performing a polycondensation reaction of a hydroxyl group-containing monomer or an amino group-containing monomer with a sulfury...
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WO/2019/225377A1 |
Provided is a thiol-ene curable composition which achieves both sufficient elongation properties and elasticity, and ensures the preservation stability of a formulation. This thiol-ene curable composition is characterized by comprising a...
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