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WO/2023/090969A1 |
The present invention provides a polyimide film comprising a block copolymer, the block copolymer comprising: a first block obtained by imidizing polyamic acid derived from a polymer consisting of a dianhydrous acid component including b...
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WO/2023/090348A1 |
The purpose of the present invention is to provide: a resin material that has a novel structure and that can be suitably used in a printed wiring board; and a resin composition which contains this resin material and which yields a cured ...
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WO/2023/090968A1 |
The present invention provides a polyamic acid, polyimide film and a flexible metal clad laminate using same, the polyamic acid comprising the following components copolymerized: an acid dianhydride component comprising biphenyl-tetracar...
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WO/2023/090838A1 |
The present invention provides a polyimide film and a graphite sheet prepared therefrom, wherein the polyimide film is obtained by an imidization reaction of a polyamic acid comprising: quinoline and β-picoline as imidization catalysts;...
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WO/2023/090363A1 |
A resin composition including a maleimide resin (A) obtained by reacting one or more tetracarboxylic dianhydrides (a1), diamines (a2), and maleic anhydride (a3), wherein the tetracarboxylic dianhydrides (a1) include at least one compound...
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WO/2023/087579A1 |
The present invention relates to a synthesis process for a macromolecular bactericide-polyolefin carbamidine. The technical solution comprises the following steps: 1) adding hexamethylenediamine and ethyl acrylate into a reaction kettle,...
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WO/2023/089119A1 |
The invention relates to a process for preparing an article comprising: - i) providing a two-part adhesive composition having a liquid part comprising an amine-based azetidinium-functional cross-linker, a diluent and water, and a solid p...
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WO/2023/089202A1 |
The invention relates to an adhesive composition comprising: ground pea seeds comprising between 5 wt% and 40 wt% of crude proteins on the total weight of the ground pea seeds; an amine-based azetidinium-functional cross-linker; and wate...
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WO/2023/091592A1 |
Provided herein are methods and compositions for nucleic acid processing comprising obtaining a stabilized sample comprising a nucleic acid molecule complexed to at least one nucleic acid binding protein; contacting said stabilized sampl...
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WO/2023/091758A1 |
A device for detecting an ingredient in a food sample includes a cap having a first piercer member and a collar that receives the food sample and couples to the cap. The collar includes a first frangible barrier and a grinding assembly, ...
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WO/2023/090347A1 |
A purpose of the present invention is to provide a curable resin composition having excellent heat resistance, thermal conductivity, and adhesiveness, and low linear expansion. Another purpose of the present invention is to provide a cur...
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WO/2023/090813A1 |
The present invention provides a multilayer polyimide film and a manufacturing method therefor, wherein the multilayer polyimide film comprises a first skin layer and a second skin layer respectively formed on one outer surface of a core...
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WO/2023/085325A1 |
A resin composition according to the present invention contains a polyimide and an acrylic resin. The polyimide contains, as a tetracarboxylic acid dianhydride component, a fluorine-containing aromatic tetracarboxylic acid dianhydride an...
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WO/2023/086039A1 |
The present invention relates to a thermal latent curing agent comprising one or more polyoxazoline based polymers and one or more curing agents, wherein the curing agents are: (i) physically entrapped in a matrix of the polyoxazoline ba...
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WO/2023/083035A1 |
The present application discloses a hyperbranched boric acid modified phthalonitrile monomer, a preparation method therefor, and an application thereof. The preparation method for the hyperbranched boric acid modified phthalonitrile mono...
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WO/2023/085041A1 |
This polyimide resin contains constituent units A derived from a tetracarboxylic acid dianhydride and constituent units B derived from a diamine. Constituent units A include: at least one type of constituent unit (A1) selected from the g...
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WO/2023/085758A1 |
The present invention relates to a polyimide film and a manufacturing method therefor, the polyimide film having a tensile strength of 370MPa or higher, an elasticity modulus of 6.3GPa or higher, a chemical resistance of 80% or higher, a...
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WO/2023/080369A1 |
The present invention relates to a polyimide-based polymer film, and a substrate for a display device, and an optical device, each using same, the polyimide-based polymer film having a refractive index contrast (Δn), derived by mathemat...
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WO/2023/080007A1 |
The present invention pertains to: a polyimide production method comprising a step (1) for obtaining a polyimide by causing a reaction between (b) a diamine and (a) a tetracarboxylic acid and/or a tetracarboxylic acid dianhydride in a te...
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WO/2023/080158A1 |
Provided is a polyimide precursor that is for producing a flexible electronic device substrate and that provides a polyimide that has reduced charge buildup and particularly has a film form. For this polyimide precursor, when a pair of e...
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WO/2023/080047A1 |
The present invention addresses the problem of providing a wide graphite film. This problem is solved by a graphite film that has a width of 500 mm or more, a length of 10 m or more, and a thermal diffusivity of 7.0 cm2/s or more in the ...
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WO/2023/080059A1 |
Provided is a dispersion of carbon nanotubes having excellent dispersibility with respect to an organic solvent. A dispersion according to an embodiment is obtained by dispersing carbon nanotubes in an organic solvent with a polyimide in...
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WO/2023/079959A1 |
The present invention provides: a silicone additive for resin modification characterized by containing a maleimide-group-containing organopolysiloxane (I) represented by general formula (1) (in the formula, each R1 independently represen...
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WO/2023/073288A1 |
The invention relates to a process to modify polymers on-site the main process site.The process comprises on-site the main process site a receiving section (11 ) configured to receive an adduct solution as an interim polymer product for ...
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WO/2023/071706A1 |
Provided in the present application are a composite polyimide separator and a preparation method therefor, and a secondary battery. The preparation method for the composite polyimide separator comprises: providing a porous polyamic acid ...
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WO/2023/074569A1 |
The present invention provides: a liquid crystal aligning agent which enlarges the range of light irradiance that enables the achievement of a liquid crystal alignment film having a small twist angle variation (unevenness) of liquid crys...
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WO/2023/074392A1 |
Provided is a liquid crystal alignment agent capable of: forming a liquid crystal alignment film having a high voltage holding ratio; suppressing image lags caused by a long-term alternating current driving; and rapidly reducing charges ...
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WO/2023/075411A1 |
The present invention relates to a polyamic acid composition and a method for preparing same. Polyimide using a polyamic acid composition according to the present invention has excellent dielectric breakdown voltage performance and coron...
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WO/2023/074350A1 |
A polyamide acid according to the present invention has a tetracarboxylic acid dianhydride residue and a diamine residue. The tetracarboxylic acid dianhydride residue comprises one or more residues that are selected from the group consis...
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WO/2023/074534A1 |
A polyamic acid varnish according to the present disclosure contains a polyamic acid. The monomers that constitute this polyamic acid include: a monomer (A) that has a C4-12 linear alkylene group but does not have an ester bond, an amide...
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WO/2023/074570A1 |
Provided is a liquid crystal alignment agent capable of forming a liquid crystal alignment film that has little in-plane variations (non-uniformity) in the liquid crystal twist angle, and that demonstrates an excellent layer separation p...
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WO/2023/075542A1 |
Provided are a polyimide film having excellent dimensional stability and having a expansion coefficient ratio, represented by equation 1 below, of greater than 0 and less than or equal to 2.5, and a method for preparing same. The polyami...
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WO/2023/074568A1 |
Provided are: a liquid crystal alignment agent that enlarges the range of optical irradiation amounts at which it is possible to obtain a liquid crystal alignment film having low variation (non-uniformity) in the twist angle of liquid cr...
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WO/2023/073287A1 |
The present invention relates to an intermediate composition in form of an aqueous solution having a pH value ≤6 for manufacture of polyamidoamine epihalohydrin resin. The intermediate composition comprises a polyamidoamine derivative ...
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WO/2023/075331A1 |
The present invention relates to a polyimide film having transmittance of 1.0% or lower, glossiness of 50% or lower, and a dielectric loss rate of 0.01 or lower, and a preparation method thereof. The polyimide film having adjusted the ty...
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WO/2023/075413A1 |
The present invention relates to a polyamic acid composition and a method for preparing same. A polyimide using the polyamic acid composition according to the present invention has excellent dielectric breakdown voltage performance and c...
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WO/2023/068084A1 |
The present invention provides: a liquid crystal alignment agent that makes it possible to obtain a liquid crystal alignment film having little variation (non-uniformity) in the twist angle of liquid crystals in the plane of the liquid c...
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WO/2023/068294A1 |
A method for separating a polyimide film according to the present invention comprises: a step for forming a titanium oxide film on a glass supporting substrate; a step for forming a polyimide layer on the titanium oxide film; a step for ...
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WO/2023/067835A1 |
An objective of the present invention is to provide a gas separation membrane containing a novel sulfonated polyimide and having excellent gas separation performance. The gas separation membrane includes a sulfonated polyimide represen...
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WO/2023/068085A1 |
Provided are: a liquid crystal alignment agent which can obtain a liquid crystal alignment film having a high film strength, a suppressed AC afterimage, and a high voltage retention rate even after being exposed for a long period of time...
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WO/2023/063202A1 |
The polyamic acid has a 3,3',4,4'-biphenyltetracarboxylic dianhydride residue and a 4,4'-(hexafluoroisopropylidene)diphthalic anhydride residue as tetracarboxylic dianhydride residues and a 4-aminophenyl-4-aminobenzoate residue as a diam...
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WO/2023/063122A1 |
The present invention provides: a curable resin composition that exhibits excellent reactivity and curability; and a cured product of the curable resin composition. This curable resin composition contains a maleimide compound (A), a cyan...
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WO/2023/064506A1 |
In general a hydrogel-lipid-microparticle drug delivery matrix that is tunable and has the ability to deliver sustained release pharmaceutical and / or active agents. The hydrogel-lipid-microparticle drug delivery matrix being echogenic.
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WO/2023/063267A1 |
The present invention provides a maleimide resin mixture for sealing materials, the maleimide resin mixture being composed of a maleimide resin (A) that is represented by formula (1) and a bifunctional cyanate resin (B) that is represent...
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WO/2023/058334A1 |
The present invention provides: a polyimide resin composition which contains a polyimide resin (A) that contains a repeating constituent unit represented by formula (1) and a repeating constituent unit represented by formula (2), with th...
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WO/2023/057568A1 |
The invention also relates to a process for synthesizing an ester-containing benzoxazine monomer of formula (I) comprising the following steps consisting of: c) reacting a phenolic acid derivative of formula (II), comprising at least one...
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WO/2023/058385A1 |
Provided are: a block copolymer which has a small dielectric dissipation factor and excellent mechanical properties including elongation and strength; a polyimide resin which is produced by imidizing the block copolymer; a composition fo...
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WO/2023/051756A1 |
Disclosed in the present application are a polymer, a leveler and a preparation method therefor, an electroplating solution, and an electroplating method, belonging to the technical field of electroplating. The polymer comprises multiple...
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WO/2023/055131A1 |
The present invention provides a polyimide film that is obtained by imidizing a polyamic acid solution containing a dianhydride component including benzophenonetetracarboxylic dianhydride (BTDA), biphenyltetracarboxylic dianhydride (BPDA...
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WO/2023/054567A1 |
The present invention provides: a liquid crystal alignment film which has good liquid crystal alignment properties, while having excellent pretilt angle developability; a liquid crystal display element which is provided with this liquid ...
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