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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/2021/092419A1 |
Reactive ammonium carboxyl ate salts, polyamide amic acid oligomers, and polyamideimide oligomers are made from at least one aromatic diamine, at least one aromatic di-, tri-, or tetra-functional carboxylic acid or functional equivalent ...
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WO/2021/091012A1 |
The present invention relates to a polyimide film having low dielectric properties and in which the number of bubbles has been reduced, and a manufacturing method for a polyimide film comprising same, and provides a polyimide film which ...
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WO/2021/092100A1 |
Rigid polyurethane or polyisocyanurate foams, polyester polyols used to produce them, and methods for formulating the foams are disclosed. The foams comprise a reaction product of a polyisocyanate, a polyester polyol, water, a surfactant...
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WO/2021/089747A1 |
This invention pertains to novel compositions of polyarylether ketone copolymers and polyetherimides having improved thermal resistance and mechanical properties, to a method of making the same, and to the use thereof in various fields.
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WO/2021/087992A1 |
A polyimide-based microporous material manufacturing method, comprising the following steps: step I, preparing a high molecular microporous matrix material, the high molecular microporous matrix material being a polyimide thin film, the ...
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WO/2021/091117A1 |
Disclosed are a polyimide film for a graphite sheet, a manufacturing method therefor, and a graphite sheet manufactured therefrom, the polyimide film being manufactured by imidizing a polyamic acid formed by the reaction of a dianhydride...
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WO/2021/091011A1 |
Provided is a polyimide film obtained by an imidization reaction of a polyamic acid solution containing a diamine component comprising m-tolidine and p-paraphenylene diamine (PPD), and two or more types of dianhydrous acid components sel...
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WO/2021/091014A1 |
Provided by the present invention is a polyimide film having improved dielectric properties comprising a block copolymer that comprises: a first block obtained by means of an imidization reaction between a dianhydride acid component comp...
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WO/2021/085072A1 |
Provided are a pattern forming method wherein the pattern obtained therewith has a superior shape, a photosensitive resin composition that is used in said pattern forming method, a layered body manufacturing method that includes said pat...
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WO/2021/087193A1 |
The present disclosure provides a functionalized phthalonitrile monomer derived from a polyhydric phenol comprising at least one furan group or thiophene group and 4-nitrophthalonitrile. The functionalized phthalonitrile monomer may be u...
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WO/2021/085851A1 |
Disclosed are a polyimide film for a graphite sheet, and a graphite sheet manufactured therefrom, wherein the polyimide film is prepared by imidizing a precursor composition containing: a polyamic acid formed through reaction of a dianhy...
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WO/2021/085284A1 |
Provided is an optical film having a low yellowness and excellent folding endurance. The optical film includes a polyimide-based resin, and has a proof stress in a tensile test of 81 MPa or greater and a yellowness less than 3.0.
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WO/2021/087197A1 |
The present disclosure provides a polymerizable thermosetting composition comprising an acetylene-bearing benzoxazine compound and a phthalonitrile monomer. The composition can provide a low viscosity for RTM application and can fully cu...
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WO/2021/085329A1 |
This resin composition contains: (A) a thermoplastic resin that contains a structural unit derived from a tetracarboxylic anhydride component, and a diamine component containing, with respect to the total diamine component, at least 40 m...
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WO/2021/085283A1 |
Provided are: a polyamideimide resin which can provide an optical film having high strength; and said optical film. The polyamideimide resin according to the present invention includes structural units represented by formula (1) and form...
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WO/2021/082373A1 |
A compound semiconductor flexible carbon-based film and a preparation method therefor, the method comprising the following steps: S1. hybridizing an anhydride containing a phenyl group with a diamine to obtain a thermoplastic polyimide r...
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WO/2021/079991A1 |
Provided is a triazine ring-containing polymer comprising a repeat unit structure, for example, as represented by the following formula (25). (In the formula, Ra represents R102 or R103, wherein R102 represents a fluorine atom or a C1-10...
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WO/2021/079977A1 |
Provided is a triazine ring-containing polymer that contains a repeating unit structure such as, for example, the structure represented by formula (24). (In the formula, R102 represents a crosslinking group)
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WO/2021/081043A1 |
Mucus penetrating nanoparticles for inducing, increasing, or enhancing an immune response typically include core of a blend of a biodegradable hydrophobic polymer and a hydrophilic polymer, wherein ≥ 50% of the biodegradable polymer is...
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WO/2021/072634A1 |
Disclosed is a method for preparing a platinum/polypyrrole composite nano-material, the specific steps thereof involving: (1) respectively dissolving a certain amount of platinum nitrate and a certain amount of a pyrrole monomer in a sui...
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WO/2021/075395A1 |
Provided is an optical film that has excellent transparency and folding resistance. The optical film includes a polyimide resin. The polyimide resin: includes a structural unit represented by formula (1); includes, as Y in formula (1), a...
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WO/2021/075396A1 |
Provided is a polyimide resin that can be used to form an optical film that can have both a high fracture strain and a low thermal expansion coefficient. The polyimide resin according to the present invention includes a constituent unit ...
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WO/2021/075305A1 |
Provided are: a negative curable composition wherein the obtained cured film has excellent chemical resistance; a cured film obtained by curing said negative curable composition; a laminate including said cured film; a method for manufac...
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WO/2021/070714A1 |
Provided are: a liquid crystal alignment agent for obtaining a liquid crystal display element that, even in the case of an alignment treatment using a photo-alignment technique which causes chemical changes by irradiation with radiation ...
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WO/2021/070878A1 |
The objective of the present invention is to provide a polymer organic EL element having a low driving voltage, a high luminous efficiency, and a long lifespan. The present invention relates to an organic electroluminescence element ha...
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WO/2021/070912A1 |
A polyimide resin composition which contains a polyimide resin and a crosslinking agent that has at least two oxazolyl groups, wherein: the polyimide resin has constituent units A derived from a tetracarboxylic acid dianhydride and const...
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WO/2021/072234A1 |
Aerogels comprising a hydrophobic polyimide moiety, including hydrophobic polyimide aerogels, as well as methods of manufacture and applications thereof, are generally described.
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WO/2021/070232A1 |
The present invention is a polyimide precursor having a structural unit represented by formula (1) below.
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WO/2021/069920A1 |
The invention relates to polymeric compositions, nanoparticles and vaccines comprising polymeric compositions. The invention extends to medical uses of the polymeric compositions, nanoparticles and vaccines. The invention further extends...
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WO/2021/070767A1 |
This invention provides a molded article that is suitable for the formation of a substrate having excellent flexibility. This molded article is formed from a resin composition including a fluorine-containing polyimide resin (A) and a r...
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WO/2021/067780A1 |
A composition and method for insect repellent is provided. The composition in one form has on a weight percentage basis 10-20% 2,6-dimethyl-7-octen-2-ol; 0.1-5% 2,6-octadienal, 3,7-dimethyl-; 1-10% benzyl benzoate; 0.01-2% citral; 1-10% ...
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WO/2021/065704A1 |
Provided are: a thermosetting resin composition, for use in an organic material suited to high frequency use, that has outstanding low dielectric tangent, heat resistance, flexibility, and ease of workability; a thermosetting resin sheet...
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WO/2021/065540A1 |
[Problem] To provide a photosensitive resin composition which has a high exposed-area dissolution rate and renders excellent dissolution contrast (resolution) possible. [Solution] A photosensitive resin composition that comprises (A) a p...
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WO/2021/065051A1 |
The purpose of the present invention is to provide: a polyimide film which is able to be formed at relatively low temperatures, while being less susceptible to coloring and having high transparency; and a polyamide acid or varnish for ac...
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WO/2021/066516A1 |
The present invention relates to a polyimide-based film exhibiting excellent visibility, a method for preparing same, and a display device comprising the prepared film. Particularly, the present invention relates to a polyimide-based fil...
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WO/2021/066438A1 |
The present invention relates to a polymer composite material comprising an aramid nanofiber (ANF), and a method for preparing same. More specifically, the present invention relates to an arylene ether-based polymer or arylene ether imid...
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WO/2021/067154A1 |
This invention relates to a horticulture additive comprising: (1) a wetting agent, wherein the wetting agent is a multi-branched polymer comprising at least one of an oxygen-containing and a nitrogen-containing polyfunctional base compou...
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WO/2021/065934A1 |
A liquid crystal aligning agent which contains the polymer (A) and the polymer (B) described below. Polymer (A): a polyamic acid which is obtained by polycondensation of a diamine component that contains a first diamine represented by ...
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WO/2021/065844A1 |
The present invention provides a polymer which contains a repeating unit represented by formula (1). (In the formula, n represents an integer of 1 or more; R1 represents an optionally substituted monovalent aliphatic hydrocarbon group ha...
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WO/2021/063376A1 |
Provided are a UV light-responsive hyperbranched poly-β-amino ester having high-efficiency gene delivery ability and a preparation method and application thereof; said poly-β-amino ester uses 4-amino-1-butanol, 2-nitro-1, M-phthaloyl 3...
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WO/2021/067547A1 |
This disclosure describes a process of generating a planarizing polyimide based dielectric film on a substrate with conducting metal pattern, wherein the process comprised steps of: (a) providing a dielectric film forming composition com...
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WO/2021/067153A1 |
This invention relates to a horticulture additive comprising: (1) a wetting agent, wherein the wetting agent is a multi-branched polymer comprising at least one of an oxygen-containing and a nitrogen-containing polyfunctional base compou...
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WO/2021/065509A1 |
This polyimide resin composition contains a polyimide resin and a rare earth element oxide or a rare earth element hydroxide.
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WO/2021/065933A1 |
A liquid crystal light control element which has a liquid crystal layer containing a liquid crystal composition between a pair of substrates that are provided with electrodes, wherein: at least one of the substrates is provided with a li...
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WO/2021/056971A1 |
Provided are a liquid crystal alignment agent, a liquid crystal alignment film and a liquid crystal display element. The liquid crystal alignment agent at least comprises one of a polyamic acid solution and a polyimide solution. The poly...
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WO/2021/060614A1 |
The present invention relates to: a polyamic acid composition capable of simultaneously achieving a low dielectric constant, high adhesion, and high-temperature mechanical properties; a method of producing the polyamic acid composition; ...
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WO/2021/060613A1 |
The present invention relates to a polyamic acid composition having a high solids concentration and a low viscosity, and having, after curing, superior mechanical properties and heat resistance and durability at high temperature, and to ...
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WO/2021/060612A1 |
The present invention relates to a polyamic acid composition and a polyimide comprising same, wherein the polyamic acid composition has a high concentration of solids and a low viscosity, and once cured, exhibits excellent mechanical pro...
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WO/2021/060058A1 |
A resin film according to an aspect of the present invention contains polyimide and satisfies the condition, "when the resin film is irradiated with light having a wavelength of 470 nm and an intensity of 4.0 μW/cm2 for 30 minutes, the ...
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