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WO/2020/122585A1 |
The present invention discloses a novel diamine that has a structure bearing an intramolecular imide group and additionally an amide-substituted aromatic ring group at opposite sides of the imide group. The use of the novel diamine as a ...
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WO/2020/121949A1 |
Provided are: a polyimide resin composition comprising a polyimide resin and a crosslinking agent having at least two oxazolyl groups, the polyimide resin having a structural unit A derived from a tetracarboxylic dianhydride and a struct...
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WO/2020/118905A1 |
A method for manufacturing a composite film. The composite film is applicable to a bendable display panel. The method for manufacturing a composite film comprises: providing a transparent substrate film; applying a predetermined degree o...
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WO/2020/122410A1 |
The present invention provides a polyimide film comprising a polyimide resin and a thermally conductive filler, wherein the ratio of the average particle diameter of the thermally conductive filler to the thickness of the polyimide film ...
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WO/2020/121846A1 |
The present invention addresses the problem of providing a terminal-modified polyamide 4 having improved thermal stability. The terminal-modified polyamide 4 according to the present invention is composed of a polyamide 4-derived moiety ...
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WO/2020/116585A1 |
Provided are: a liquid crystal alignment agent with which it is possible to obtain a liquid crystal alignment film in which relaxation of stored charges takes place quickly, while accumulation of charges is low; a liquid crystal alignmen...
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WO/2020/108351A1 |
Disclosed are a flame-retardant resin composition, and a prepreg and a laminate which are prepared therefrom. The flame-retardant resin composition, based on the solid weight, comprises: 100 parts of a modified bismaleimide prepolymer, 5...
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WO/2020/111400A1 |
The present invention provides a polyimide film comprising an inorganic filler, which comprises a first filler group having a diameter (D50) of 2-2.7 μm and a second filler group having an average diameter (D50) of 1-1.7 μm, wherein th...
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WO/2020/109902A1 |
The present disclosure provides a resin blend containing a blend of a phthalonitrile resin and a thiadiazole substituted phthalonitrile compound. The present disclosure also provides an article including a polymerization product of such ...
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WO/2020/108310A1 |
Disclosed by the present invention are a flame-retardant resin prepolymer, and a resin composition, prepreg and laminate prepared by using same. The flame retardant resin prepolymer is prepolymerized and formed at least by a bismaleimide...
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WO/2020/111399A1 |
The present invention provides a polyimide film comprising inorganic-based fillers, the inorganic-based fillers comprising: a first filler group having a particle diameter (D50) falling within the range of 2-2.7 ㎛; and a second filler ...
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WO/2020/111065A1 |
The present invention provides a thermosetting resin composition characterized by comprising a bismaleimide compound and a triazine compound having a diaminotriazine structure.
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WO/2020/105934A1 |
The present invention relates to: a liquid crystal aligning agent composition exhibiting a high imidization conversion rate during liquid crystal alignment film synthesis, having excellent film strength and enabling the implementation of...
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WO/2020/105933A1 |
The present invention relates to: a liquid crystal alignment agent composition comprising a first polymer for a liquid crystal alignment agent, a second polymer for a liquid crystal alignment agent, and a crosslinking agent compound; a m...
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WO/2020/105926A1 |
Provided are: a sulfur-doped reduced graphene oxide comprising sulfur and reduced graphene oxide, wherein the D peak/ G peak intensity ratio obtained by Raman analysis of the sulfur-doped reduced graphene oxide is 1.03-1.31; a method for...
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WO/2020/105888A1 |
The present invention relates to a method for manufacturing a polyimide film, and provides a method for manufacturing a polyimide film, the method comprising the steps of: (a) polymerizing an aromatic dianhydride monomer and an aromatic ...
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WO/2020/105889A1 |
The present invention provides a polyimide film which is produced by imidizing a polyamic acid derived from the polymerization of: a diamine monomer including a low-hygroscopic diamine represented by chemical formula 1 below; and a dianh...
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WO/2020/106029A1 |
According to the present invention, a stack comprises, between a carrier substrate and a flexible substrate layer, a peeling power adjustment layer comprising polyimide, which has a refractive index higher than that of the flexible subst...
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WO/2020/106002A1 |
The present invention relates to a polyamic acid composition for packaging electronic components, and a method for packaging electronic components by using same. The polyamic acid composition comprises, in a high ratio, a dianhydride mai...
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WO/2020/105893A1 |
The present invention pertains to: a polyamic acid composition for packaging electronic components; and a method for packaging electronic components using same. The polyamic acid composition comprises: a high proportion of a dianhydride ...
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WO/2020/105927A1 |
The present invention relates to liquid crystal alignment composition comprising: a crosslinking agent composition in which a terminal functional group is substituted with a protecting group having a specific structure; and a polymer com...
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WO/2020/101914A1 |
A membrane including a barrier having layers of alginate with different material molar concentrations relative to another material. The layers have a uniform consistency across a thickness of the layers. The thickness is free of laminae ...
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WO/2020/099553A1 |
The present invention, in general, relates to the field of poly(2-oxazolines) (PAOx), more in particular poly(2-methoxymethyl-2-oxazoline) (PMeOMeOX) and poly(2-dimethylamino-2- oxazoline) (PDMAOx). The present invention also provides me...
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WO/2020/100314A1 |
[Problem] To provide: a thermosetting resin composition by which heat resistance can be significantly improved compared to conventional high heat-resistant substrates, and which has the same curing condition as in the case of using an ep...
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WO/2020/101383A1 |
Provided are: a polyimide-based film having a small high-temperature hysteresis gap; a polyimide-based composition capable of forming same; and a film manufacturing method using same. The polyimide-based film, for a thickness of 10 ㎛ t...
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WO/2020/100791A1 |
Use is made of a conductive composition that comprises a conductive polymer (A) having an acidic group and a basic compound (B), wherein, when calculated by a specific method using gel permeation chromatography, the ratio (X/Y) of the ar...
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WO/2020/096259A1 |
The present invention provides a polyimide film having a thickness of at most 10.0 µm, a modulus of at least 4 GPa and a coefficient of thermal expansion of 8-10 ppm/°C.
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WO/2020/096498A1 |
This invention is related to a resin matrix composition intended for production of a polymer composite material (PCM) or prepregs for PCM, to variants of methods for producing resin matrix compositions, to a method for curing the resin m...
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WO/2020/095516A1 |
Provided is a liquid crystal aligning agent with which a liquid crystal aligning agent that exhibits good applicability to a substrate can obtained, and with which a liquid crystal element that has a reduced amount of residual electric c...
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WO/2020/095268A1 |
A thermoplastic composition includes an aromatic poly(ketone), a poly(etherimide), and a reactive additive, wherein each component is present in a particular amount as defined herein. The thermoplastic composition can be useful in an ins...
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WO/2020/096028A1 |
A method for producing a conductive polymer-containing porous body, which comprises: a step wherein a porous body is impregnated with a conductive polymer composition that contains a conductive polymer (component (a)) and a solvent (comp...
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WO/2020/093346A1 |
This disclosure generally provides compositions with improved flammability resistance and processes for preparing these compositions, wherein the resin composition comprising: (a) a polyfunctional isocyanate; (b) an isocyanate reactive c...
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WO/2020/096305A1 |
The present invention relates to: a liquid crystal aligning agent composition comprising a decomposition type liquid crystal alignment polymer and a catalyst precursor compound with a particular structure; a method for manufacturing a li...
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WO/2020/093438A1 |
Provided are a thermoplastic polymer-based composite material and a preparation method therefor, wherein the thermoplastic polymer-based composite material is prepared by impregnating a reinforcing material with a mixture or oligomer of ...
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WO/2020/088249A1 |
Disclosed is a compound as represented by formula I. The compound may be used for preparing a low alkaline polymerization type hindered amine light stabilizer. The hindered amine light stabilizer is excellent in light stabilizing effect,...
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WO/2020/091432A1 |
The present invention provides a polyimide precursor composition comprising: a polyamic acid solution prepared by polymerization of at least one type of dianhydride monomer and at least one type of diamine monomer in an organic solvent; ...
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WO/2020/091146A1 |
The present invention provides a polyimide precursor composition comprising: a polyamic acid solution prepared by polymerizing one or more kinds of dianhydride monomer and at least one kind of diamine monomer in an organic solvent; an ar...
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WO/2020/090294A1 |
Disclosed is an ionic compound which has: at least two cation portions and anion portions, respectively, in a molecule; and at least one linking portion which links two among the cation portions and the anion portions, by using a covalen...
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WO/2020/085090A1 |
The purpose of the present invention is to provide a gas barrier composition that can efficiently form a crosslinked structure in which nanocellulose is homogeneously dispersed, and that can exhibit excellent gas barrier properties under...
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WO/2020/085869A1 |
The present invention relates to a cover window for a flexible display device, comprising: a polymer substrate comprising a polyamide resin; and a hard coating layer formed on at least one surface of the polymer substrate, wherein the ye...
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WO/2020/085830A1 |
The present invention pertains to a polyimide aerogel having a controlled particle size and pore structure, and a method for producing same. More specifically, the present invention pertains to a polyimide aerogel in which not only can t...
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WO/2020/085868A1 |
The present invention relates to a cover window for a flexible display device and to a flexible display device comprising the cover window, the cover window comprising: a polymer substrate of a polyamide-imide block copolymer; and a hard...
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WO/2020/080598A1 |
The present invention provides a polyimide film satisfying 0.4 to 1.13 for the parameter A correlating with the viscosity (V) of a polyamic acid solution, the number average molecular weight (Mn) of a polyamic acid, and the thickness (T)...
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WO/2020/080206A1 |
The present invention provides: a photosensitive resin composition which enables the achievement of a cured product having low dielectric constant and low dielectric loss tangent; a method for producing a substrate with a cured relief pa...
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WO/2020/080214A1 |
Provided is a thermosetting resin composition containing a thermosetting resin (A), boron nitride (B), and a dispersant (C) having a pH of 8 or higher.
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WO/2020/080217A1 |
This resin composition contains at least one type of resin selected from the group consisting of a polyimide precursor, polyimide, a polybenzoxazole precursor and polybenzoxazole, and a compound B with a pKa of greater than or equal to 5...
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WO/2020/079713A1 |
The present invention relates to a polymer layered hollow fiber membrane based on poly(2,5-benzimidazole) (ABPBI), ABPBI copolymers and substituted polybenzimidazole (PBI) and a process for preparation thereof.
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WO/2020/080216A1 |
This cured film production method involves: a step for forming a film by applying to a substrate a resin composition that contains a radical polymerizable monomer and at least one polymer precursor selected from the group consisting of a...
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WO/2020/073781A1 |
The present invention provides an injection molding material and a preparation method therefor. An antibacterial masterbatch is polymerized by a polyhydric alcohol and a guanidine salt, and has the following structure as in shown formula...
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WO/2020/075598A1 |
A rubber composition comprises a polymer (A) including a structural unit (a1) derived from a (meth)acrylic acid ester and a structural unit (a2) including a partial structure represented by a following general formula (1) in a side chain...
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