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Matches 551 - 600 out of 25,620

Document Document Title
WO/2022/119420A1
The present invention relates to: a polymer carbon nitride; a specific crystal form of the polymer carbon nitride; and a cosmetic composition, an ultraviolet ray-blocking composition, and an external use skin preparation composition whic...  
WO/2022/118619A1
A photosensitive polyimide resin composition comprising a closed-ring polyimide resin (A) having a structure represented by formula (1) and having a weight average molecular weight of 70,000 or less, and a polyfunctional radically polyme...  
WO/2022/114695A1
Disclosed are a polyimide film and an optical device comprising same, wherein the polyimide film satisfies equation 1 and has a maximum elongation of 50% or greater as measured according to ASTM D882.  
WO/2022/114938A1
The present invention provides a polyimide film and a manufacturing method therefor, wherein the polyimide film satisfies the following equation (1) as measured for dimensional change by a thermomechanical analyzer (TMA) undergoing a tem...  
WO/2022/114373A1
The present invention relates to a polyimide composite powder including a liquid crystal polymer (LCP) powder and a manufacturing method therefor and, more specifically, to a polyimide composite powder including a polyimide powder and a ...  
WO/2022/114375A1
The present invention relates to a method for preparing polyimide powder and, more specifically, to a method for preparing polyimide powder, comprising the steps of: a) dispersing dianhydride and diamine in distilled water to prepare a d...  
WO/2022/113414A1
A polyimide-containing heat-resistant release sheet which comprises structural units derived from biphenyltetracarboxylic dianhydride and diaminobenzanilide, has an average thickness unevenness of 5% or less, a surface roughness Ra of 0....  
WO/2022/114136A1
Provided is a polyimide precursor composition with which it is possible to manufacture a polyimide film that has excellent thermal characteristics and/or thermal resistance, and that has excellent transparency. The polyimide precursor co...  
WO/2022/114374A1
The present invention relates to a polyimide composite powder comprising a silane agent and a method for preparing same and, more specifically, to a method for preparing polyimide composite powder, comprising the steps of: a) preparing a...  
WO/2022/106048A1
The invention relates to copolymers containing structural units of formula (I), formula (II) and formula (III) -NR1-CHR3-CHR4- (I) -NH-CO-CHR7- (II) -NH-CHR9-CHR10- (III), or structural units of formula (IV), formula (V) and formula (VI)...  
WO/2022/108207A1
The present invention relates to a board for a display device or a flexible display device, the board achieving low-dielectric characteristics and excellent heat resistance, and to a display device or a flexible display device using the ...  
WO/2022/106049A1
The invention relates to copolymers that contain structural units of the formula (I), of the formula (II) and optionally of the formula (III) -NR1-CHR3-CHR4- (I), -NH-CO-CHR7- (II), -NH-CHR9-CHR10- (III), or structural units of the formu...  
WO/2022/109112A1
Delivery particles encapsulating oily core materials have a shell material of hybrid poly acrylate and poly(beta-amino esters) (PAC/PBAE). The delivery particles may have a single shell of hybrid PAC/PBAE, dual shells including hybrid PA...  
WO/2022/107967A1
The present application relates to a polyamic acid composition and a polyimide comprising same, and provides a polyamic acid composition which has a high concentration of polyamic acid solids and a low viscosity and, after hardening, has...  
WO/2022/107541A1
The present invention provides a liquid crystal aligning agent which has a reduced risk of moisture absorption whitening and excellent mass production stability, and which enables the achievement of a liquid crystal alignment film that h...  
WO/2022/106017A1
The present invention relates to a method for manufacturing a dispersion solution comprising nanoparticles of a rigid conjugated polymer having a dihedral angle from 0° to 20°, the method comprising the steps of: a) dissolving the rigi...  
WO/2022/108296A1
The present invention relates to a low-dielectric polyamic acid comprising liquid crystal polymer powder, a polyimide film, and a method for producing same, the polyimide film comprising: 10-40 wt% of liquid crystal polymer powder; and a...  
WO/2022/108265A1
The present invention provides a low-dielectric polyimide film with excellent dimensional stability and heat resistance, comprising a block copolymer comprising: a first block obtained by means of an imidization reaction between a dianhy...  
WO/2022/106018A1
The present invention relates to an n-type conductive composition comprising a rigid conjugated polymer having a dihedral angle from 0° to 20° and an n-type polymeric cation. Further, the present invention relates to an n-type conducti...  
WO/2022/107969A1
The present application relates to a polyamic acid composition and a polyimide comprising same, and provides a polyamic acid composition which has a high concentration of polyamic acid solids and a low viscosity and, after hardening, has...  
WO/2022/107968A1
The present application relates to a polyamic acid composition and a polyimide comprising same, and provides a polyamic acid composition which has a high concentration of polyamic acid solids and a low viscosity and, after hardening, has...  
WO/2022/108046A1
The present invention relates to a polyimide resin film capable of providing superb optical properties and high heat resistance, and a flexible display device substrate and a flexible display device, using same.  
WO/2022/107640A1
A polymer composition containing a polymer (A) that has a partial structure represented by any of formulas (i-1) to (i-3) and that has a structure obtained by removing R from the partial structure in the main chain. (R is a monovalent or...  
WO/2022/107965A1
The present application relates to a polyamic acid composition and a polyimide comprising same, and provides a polyamic acid composition which has a high concentration of polyamic acid solids and a low viscosity and, after hardening, has...  
WO/2022/108063A1
The present invention relates to a polyimide-based resin film, and a display device substrate, a circuit board, an optical device and an electronic device, which use same, the polyimide-based resin film including a polyimide-based resin,...  
WO/2022/107966A1
The present application relates to a polyamic acid composition and a polyimide comprising same, and provides a polyamic acid composition which has a high concentration of polyamic acid solids and a low viscosity and, after hardening, has...  
WO/2022/107545A1
A liquid crystal aligning agent which contains at least one polymer (A) that is selected from the group consisting of polyimide precursors having a repeating unit (a1) represented by formula (1) and polyimides that are imidized products ...  
WO/2022/102450A1
The present invention provides a colorless polyimide film which has a high tensile strength at break and a high tensile modulus of elasticity, while having a high elongation at break and a low linear expansion coefficient. This multila...  
WO/2022/102345A1
The purpose of the present invention is to provide: a resin composition which, even after a package reliability test, does not exhibit a decrease in elongation and has high cracking resistance; a cured film, insulating film, or protectiv...  
WO/2022/102449A1
Provided are a colorless polyimide film which is high in tensile rupture strength and tensile modulus and has a high elongation at rupture and a low coefficient of linear expansion and a method for producing the polyimide film. The pol...  
WO/2022/103244A1
Disclosed are a polyimide film for a graphite sheet, and a graphite sheet manufactured therefrom, the polyimide film in which: the full width at half maximum (FWHM) (deg., 2θ) of a peak is 30° to 37° in an X-ray diffraction analysis w...  
WO/2022/103331A1
Disclosed herein is a polymeric product formed from a cured polymeric material that comprises a repeating unit derived from a monomer according to formula I or formula II: where Ra, Rb and R1 to R6 are defined herein. Also disclosed here...  
WO/2022/101984A1
Provided are: a polyimide precursor which is obtained by reacting a diamine with a tetracarboxylic acid dianhydride, contains 5-80 mol% of dimer diamine with respect to a diamine component contained in the polyimide precursor, and has a ...  
WO/2022/102451A1
The present invention can obtain, without any trouble such as warpage, a film having a well-balanced combination of properties, which are colorlessness and transparency, practically sufficient film strength, high elongation at break, and...  
WO/2022/102367A1
Provided are a polymerizable polymer dispersant having good pigment dispersibility and storage stability and a pigment dispersion composition that uses the polymerizable polymer dispersant. Also provided are a photosensitive coloring com...  
WO/2022/103328A1
There is provided a method of forming a cross-linked polymeric membrane, the method comprising: contacting a polymeric membrane with a cross-linking solution to form the cross-linked polymeric membrane, wherein the cross- linking solutio...  
WO/2022/102616A1
This polyimide precursor, for use in the base film of a flexible printed circuit board, includes diamine-derived structural units and tetracarboxylic dianhydride-derived structural units, and, of all diamine-derived structural units, con...  
WO/2022/098042A1
The present invention provides: a polyimide film having excellent dimensional stability; and a method for manufacturing same, wherein the polyimide film has a coefficient of thermal expansion of 1 ppm/°C to 5 ppm/°C, an elastic modulus...  
WO/2022/095722A1
The present invention relates to the field of liquid crystal alignment agents, and provides a liquid crystal alignment agent and a preparation method therefor, a liquid crystal alignment film and a preparation method therefor, and a liqu...  
WO/2022/088239A1
Provided are a maleimide-modified active ester, a preparation method therefor and the use thereof. Raw materials for preparing the active ester comprise: a diphenol compound having the structure as shown in formula A1, a diacyl compound ...  
WO/2022/090842A1
A multiple-part curable composition, a cured composition formed by combining and reacting the multiple-part curable composition, and a method of providing a cured composition are described. The multiple-part curable composition contains ...  
WO/2022/091813A1
A polyimide resin containing a constituent unit A derived from a tetracarboxylic acid dianhydride and a constituent unit B derived from a diamine, wherein the constituent unit A includes a constituent unit (A1) derived from a tetracarbox...  
WO/2022/090522A1
A polymer comprising a repeating structure of formula (I): -D-X1-A-X2-. D is a conjugated electron-donating group of formula (II); A is a conjugated electron-accepting group; X1 and X2 are each independently a conjugated bridge group sel...  
WO/2022/091814A1
A polyimide resin containing a constituent unit A derived from a tetracarboxylic acid dianhydride and a constituent unit B derived from a diamine, wherein the constituent unit A includes a constituent unit (A1) derived from a tetracarbox...  
WO/2022/090523A1
A chiral polymer comprising a repeat unit having a first planar group disposed in a first plane; a second planar group disposed in a second plane different from the first plane; a bond or group linking the first planar group and the seco...  
WO/2022/085620A1
This poly(amic acid) has a tetravalent organic group represented by general formula (1) as a tetracarboxylic acid dianhydride residue and has one or more residues selected from the group consisting of a p-phenylenediamine residue and a (...  
WO/2022/082425A1
Provided by the present invention are an inkjet-use hardenable composition, hardener, and flexible printed circuit board. The inkjet-use hardenable composition comprises soluble polyimide resin, photocurable acrylate compound, photopolym...  
WO/2022/085735A1
This hard coating film (10) is provided with a hard coating layer (2) on at least one surface of a base material film (1). The base material film is a polyimide film that contains a polyimide resin; and the hard coating layer is formed o...  
WO/2022/085398A1
This polyimide resin precursor is obtained by reacting a diamine and an acid anhydride. The diamine includes p-phenylenediamine, bis(aminophenoxy)benzene, and 2-(4-aminophenyl)benzoxazole-5-amine. The acid anhydride includes phenyltetrac...  
WO/2022/085674A1
A liquid crystal aligning agent containing at least one type of polymer (A) selected from: a polyamide precursor that has a repeating unit (a1) shown in formula (1), wherein Y1 represents an organic group shown in formula (H), and a repe...  

Matches 551 - 600 out of 25,620