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WO/2022/025004A1 |
An aspect of the present invention is a method for producing a polyvinyl alcohol, the method comprising: a step for obtaining a polyvinyl ester solution by adding water to a solution containing a polyvinyl ester and an alcohol; and a ste...
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WO/2022/014596A1 |
The purpose of the present invention is to provide a pigment composition and a storage battery electrode composition in which a modified polyvinyl acetal resin is used, said modified polyvinyl acetal resin having excellent dispersibility...
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WO/2022/004782A1 |
[Problem] Provided are: a trackable vinyl acetate; a polymer containing the vinyl acetate; and a vinyl alcohol polymer that is a saponified product of said polymer. [Solution] A vinyl acetate wherein the proportion of carbon-14 to all ca...
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WO/2021/256393A1 |
[Problem] The present invention addresses the problem of providing a composite semipermeable membrane which is capable of stably exhibiting high water permeability and separation characteristics. [Solution] A composite semipermeable memb...
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WO/2021/221093A1 |
A porous water-containing gel molded article (A) containing polyvinyl alcohol that has been acetalized by a monoaldehyde or a dialdehyde, the molded article (A) being characterized in that: the degree of acetalization is 15-80 mol% in th...
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WO/2021/215455A1 |
An interlayer for laminated glass equipped with a first layer that contains a polyvinyl acetal resin, in which the first layer does not contain a plasticizer or contains no more than 15 parts by mass of a plasticizer per 100 parts by mas...
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WO/2021/207331A1 |
Embodiments relate to a crosslinked citrate-based elastomer catheter that is biodegradable and kink resistant. Embodiments of the crosslinked citrate-based elastomer material swells when surrounded by fluid (body fluid) so as to anchor t...
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WO/2021/200856A1 |
The following is provided as a method for producing a polyvinyl-alcohol-based resin having high producibility and exceptional long running properties. A method for producing a polyvinyl-alcohol-based resin in which the absorbance at 280 ...
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WO/2021/193299A1 |
The present invention provides a polyvinyl acetal resin composition that has excellent storage stability and is capable of imparting strong adhesion. The present invention further provides a polyvinyl acetal resin composition that can pr...
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WO/2021/193298A1 |
The present invention provides a slurry composition having exceptional dispersibility and dispersion stability of magnetic powder and also having high surface smoothness and substrate adhesiveness. The present invention is a slurry compo...
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WO/2021/170521A1 |
The present invention relates to compositions comprising at least one (per)fluoropolyether base oil and at least one polymer obtained by the copolymerization of (per)fluoropolyether (PFPE), tetrafluoroethylene (TFE) and at least one non-...
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WO/2021/156469A1 |
Provided is an ink composition, in particular an inkjet ink composition for use in inkjet printing such as drop on demand inkjet printing or continuous inkjet printing, which is suitable for radiation curing. The ink composition has an a...
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WO/2021/145393A1 |
The present invention relates to a polyvinyl alcohol resin that has a block character (A) of less than 0.4 and, as a 0.1 weight% aqueous solution, an absorbance (B) of at least 0.2 at 320 nm on an ultraviolet absorption spectrum.
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WO/2021/141059A1 |
A purpose of the present invention is to provide a layered product which includes a fluoropolymer layer having insulating properties, hardness, or transparency. The present invention relates to a layered product including a fluoropolym...
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WO/2021/132172A1 |
This water repellent composition includes a polyurethane resin compound, a non-fluorinated water repellent compound, a surfactant, and a liquid medium. The polyurethane resin compound includes at least one selected from the group consist...
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WO/2021/132435A1 |
This polarizing film contains an acetal-modified polyvinyl alcohol containing an acetal structure represented by formula (1) and having an acetalization degree of 1-6 mol%. Such a polarizing film has high polarization performance. Theref...
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WO/2021/132303A1 |
An ink for hydrogel shaping, the ink including a modified vinyl alcohol polymer (A) including vinyl ester units represented by formula (1), and an initiator (B), the sulfur content in the ink being 0.001-2000 ppm. This ink has low odor d...
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WO/2021/063870A9 |
The present invention relates to methods for producing at least one vinyl ether compound of formula (I) and to a vinyl ether compound of formula (I) preferably obtainable by the methods according to the invention. Furthermore, the presen...
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WO/2021/098097A1 |
The present invention relates to a thiol-modified polymer compound, and a preparation method therefor and an application thereof. In the present invention, a polymer compound modified by an acryloyl derivative and a polythiol compound ar...
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WO/2021/092288A1 |
A poly(vinyl acetal) composition, such as a poly(vinyl butyral) composition or resin, can be made containing recycle content by the use of a recycle content aldehyde composition as a feedstock to make the PVA or by application of a recyc...
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WO/2021/080472A1 |
A method for producing optically transparent gel-polymer electrolytes comprises a copolymerization reaction of melamine and formaldehyde or melamine and glyoxal with one or more polyols and/or with one or more monosaccharides, oligosacch...
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WO/2021/074001A1 |
The presently claimed invention relates to a process for preparing a polymer by radical polymerization. The presently claimed invention specifically relates to a process for preparing a polymer by super advanced controlled radical polyme...
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WO/2021/060499A1 |
The present invention provides a polyvinyl acetal resin: which leaves few fine undissolved substances when dissolved in an organic solvent; by which the productivity can be improved when used particularly as a binder for a ceramic green ...
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WO/2021/020436A1 |
Provided are: polymer ligands with which it is possible to obtain a metal organic framework having a certain thickness and strength while maintaining crystallinity, which had been difficult to accomplish in conventional metal organic fra...
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WO/2020/262548A1 |
The present invention addresses the problem of providing: a novel polymer that can be dissolved in various solvents and that has a fluorine atom and a ring structure; and a composition, a liquid composition and a swollen body containing ...
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WO/2020/262946A1 |
The present invention pertains to: a method for producing a polyvinyl acetal resin composition capable of further improving film durability; and an adhesive film containing the polyvinyl acetal resin composition. The method for producing...
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WO/2020/256045A1 |
The present invention addresses the problem of providing a novel aryl ether that has a biphenol skeleton, wherein the aryl ether is crystalline at room temperature (25°C), has superior heat tolerance and preservation stability, and demo...
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WO/2020/236894A1 |
Disclosed herein are amphiphilic polymers and hierarchical structures (e.g., emulsions) comprising said polymer. Also disclosed herein are methods of using the polymers and hierarchical structure disclosed herein.
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WO/2020/230711A1 |
The present invention provides a vinyl alcohol-amino acid ester copolymer that has excellent cell culturing properties, biocompatibility, antibacterial properties, and solubility in an organic solvent, and is applicable to the medical fi...
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WO/2020/218619A1 |
Provided is a composition production method characterized by comprising a step A for performing ultrafiltration, precise filtration, or a dialysis membrane treatment, or a combination thereof on a composition containing water and a fluor...
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WO/2020/218459A1 |
This coating composition contains a modified polyvinyl alcohol resin (A) comprising an ethylenically unsaturated group on a side chain. Examples of the modified polyvinyl alcohol resin (A) include those having the structural unit represe...
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WO/2020/213641A1 |
Provided is an optically reversible adhesive which can retain adhesive force even at high temperatures and which can be made to reversibly undergo bonding and debonding by irradiation with light. The optically reversible adhesive contain...
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WO/2020/210533A1 |
A tri-block copolymer includes a first end block consisting of a hydrophobic, nano-fiber forming polymer, wherein the first end block is present in the tri-block copolymer at a weight percentage ranging from about 10% to about 89%; a mid...
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WO/2020/203998A1 |
[Problem] To provide, in an amphiphilic compound applicable to a long-circulating liposome and the like serving as a drug carrier, a means for reducing adsorption with respect to plastics while preventing a decrease in the efficiency of ...
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WO/2020/188138A1 |
The invention relates to a method for manufacturing thermoplastic poly(vinyl alcohol) derivative in a melt state reaction and a product thereof, wherein the method thermoplastic poly(vinyl alcohol) that has been dried is heated and admix...
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WO/2020/185872A1 |
Formamide group-containing monomers and polymers made by polymerizing the monomers are provided. Also provided are methods of polymerizing the monomers and methods of synthesizing functionalized polymers by pre- and/or post-polymerizatio...
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WO/2020/184397A1 |
The present invention relates to a polyvinyl alcohol-based resin in which, in an ultraviolet absorption spectrum when the polyvinyl alcohol-based resin is made into a 0.1 wt% aqueous solution, the absorbance (X) at a wavelength of 320 nm...
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WO/2020/184427A1 |
Provided is a method for producing crosslinked rubber having excellent hardness and transparency. This method for producing crosslinked rubber is a method for producing crosslinked rubber obtained by crosslinking a composition containi...
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WO/2020/170295A1 |
[Problem] The present invention addresses the problem of providing a simple method for producing a vinyl ether polymer, which does not use both of a metal catalyst and an organic solvent, and which does not require a low-temperature reac...
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WO/2020/157429A1 |
The invention relates to a method for modifying the water permeability of a subterranean formation, comprising at least the following steps: - preparing an injection fluid from a dispersion of a hydrophilic phase in a lipophilic phase, w...
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WO/2020/157430A1 |
The present invention relates to a method for modifying the water permeability of a subterranean formation which comprises oil, said method comprising at least the following steps: - preparing an injection fluid from a dispersion of a hy...
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WO/2020/153382A1 |
Provided is a composition for forming a hydrogel that makes it possible to form a sterilized hydrogel having high mechanical strength. Also provided are a hydrogel in which the composition for forming a hydrogel is used and a method for ...
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WO/2020/149384A1 |
The present invention provides a composition which has excellent transparency and low moisture permeability, and which is suitable as a sealing agent for organic EL display elements. A sealing agent for organic electroluminescent element...
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WO/2020/138252A1 |
The purpose of the present invention is to provide a diverting agent that can exert satisfactory performance of occluding cracks on a well in an excavation method using hydraulic fracturing and, moreover, shows a high solubility after th...
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WO/2020/138251A1 |
The purpose of the present invention is to provide a diverting agent which is not completely dissolved for a certain period of time (about 5 minutes to 3 hours) and in which particles have high cohesiveness. The present invention relates...
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WO/2020/138284A1 |
Provided is a production method for modified vinyl alcohol polymer particles, wherein a mixed medium containing an unsaturated carboxylic acid, an acid catalyst, and water is mixed with vinyl alcohol polymer particles. In this production...
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WO/2020/138341A1 |
A vinyl alcohol polymer according to one embodiment of the present invention has an integral value (e) of from 0.8 to 20 if the total of the integral values (a)-(e) described below is taken as 100 in the 1H-NMR spectrum. (a) the integral...
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WO/2020/116647A1 |
Provided are: an acid-type sulfonate group-containing polymer that has excellent hydrogen gas barrier properties and hot water resistance and that generates less oligomer during production; a liquid composition and a solid polymer electr...
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WO/2020/116651A1 |
This perfluoropolymer enables manufacturing an electrolyte membrane with excellent mechanical strength in high temperature environments; this liquid composition, solid polymer electrolyte membrane, membrane electrode assembly, and solid ...
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WO/2020/116650A1 |
Provided are a perfluoropolymer that allows production of an electrolyte membrane having excellent electrical conductivity and mechanical strength under high-temperature environment, and a liquid composition, a solid polymer electrolyte ...
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