Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 18,406

Document Document Title
WO/2020/186585A1
A developer and a patterning method for a photosensitive polyimide precursor, wherein the developer comprises a mixed solution consisting of at least two solvents, the solvent comprises at least one aprotic polar solvent, and the polar c...  
WO/2020/189759A1
This polyamic acid composition comprises: a polyamic acid containing a structural unit represented by general formula (1), and a structural unit represented by general formula (2); and inorganic fine particles having an average primary p...  
WO/2020/186572A1
The present disclosure provides a resin composition and prepreg containing same, and a laminate board and a printed circuit board. The resin composition contains: 48-54 parts by weight of halogen-free epoxy resin; 16-31 parts by weight o...  
WO/2020/184792A1
The present invention relates to a nonflammable paint composition comprising a silicone-modified polyester resin and a melamine resin, wherein the silicone-modified polyester resin is a reaction product of a silicone intermediate and a p...  
WO/2020/184629A1
Provided is a liquid crystal display element that maintains a high voltage holding ratio while accumulating little charge and for which bright spots can be minimized even when friction physically occurs, such as rubbing by a spacer. Th...  
WO/2020/184628A1
Provided is a liquid crystal display element that maintains a high voltage holding ratio while accumulating little charge and for which bright spots can be minimized when friction physically occurs, such as rubbing by a spacer. In additi...  
WO/2020/184424A1
The purpose of the present invention is to provide a liquid crystal alignment film that exhibits an excellent storage stability for a liquid crystal aligning agent and a high adhesiveness (also referred to as adherence) between liquid cr...  
WO/2020/184587A1
Provided are: a polyvinyl alcohol film with which can produce a polarizing film that can sufficiently suppress reductions in light transmittance of a polarizing plate in high temperature durability tests; a polarizing film obtained by us...  
WO/2020/184355A1
This polyimide resin composition contains: a polyimide resin (A) including a repeating constituent unit represented by formula (1) and a repeating constituent unit represented by formula (2), wherein the content ratio of the repeating co...  
WO/2020/184972A1
The present invention relates to: a polyimide copolymer which comprises a repeating unit having a specific structure and derived from a monomer synthesized from an epoxy compound; a method for producing the polyimide copolymer; and a pho...  
WO/2020/177167A1
Provided in the present disclosure are a halogen-free flame-retardant thermosetting resin composition, a prepreg for printed circuits, and a metal-clad laminate. The halogen-free flame-retardant thermosetting resin composition comprises:...  
WO/2020/181022A1
Embodiments in accordance with the present invention encompass polyamic acid or polyimide polymers containing a reactive unsaturated cyclic anhydride end group as well as photosensitive compositions made therefrom which are useful for fo...  
WO/2020/179835A1
Provided are: a carbodiimide-based aqueous resin crosslinking agent which, when a crosslinking agent and an aqueous resin are used in combination, has excellent storage stability and can also make a cured product of the aqueous resin hav...  
WO/2020/179391A1
A polyimide resin composition containing: a polyimide resin (A) including repeating constituent units represented by formula (1) and repeating constituent units represented by formula (2), having a content ratio of repeating constituent ...  
WO/2020/181020A1
Embodiments in accordance with the present invention encompass polyamic acid or polyimide polymers containing a reactive maleimide end group as well as photosensitive compositions made therefrom which are useful for forming films that ca...  
WO/2020/179836A1
Provided is a carbodiimide-based crosslinking agent for aqueous resins which improves the storage stability of an aqueous-resin composition containing both a crosslinking agent and an aqueous resin and which enables the aqueous resin to ...  
WO/2020/179532A1
A flame-retardant polyimide molding material which comprises a half-aromatic polyimide resin (A) and carbon fibers (B), the content of the (B) ingredient being 15-80 mass%; and a molded object comprising the flame-retardant polyimide mol...  
WO/2020/181021A1
Embodiments in accordance with the present invention encompass photosensitive compositions containing a variety of soluble polyimide polymers and various additives including photoacid generator, photo radical generator and one or more ph...  
WO/2020/175038A1
A resin composition which comprises a polymer (A) having a protonic polar group, a crosslinking agent (B) represented by formula (1), and a quinonediazide compound as a radiation-sensitive compound (C). In formula (1), the two or more R ...  
WO/2020/175539A1
Provided is a liquid crystal alignment agent that contains polymers (A) and (B). Polymer A: At least one polymer selected from among polyimide precursors that are the reaction product of a tetracarboxylic acid derivative component and a ...  
WO/2020/175037A1
A resin composition containing a polymer (A) having a protic polar group and a crosslinking agent (B) represented by formula (1). Here, the polymer (A) having a protic polar group includes a cyclic olefin polymer having a protic polar gr...  
WO/2020/175150A1
Provided is a resin composition containing: a resin including a repeating unit represented by chemical formula (1) or (2) as a main component; a solvent; and a pigment. In chemical formulas (1) and (2), X is a tetravalent tetracarboxylic...  
WO/2020/173216A1
The present invention relates to a thermosetting resin composition, the raw material components of which comprise a biphenyl-type maleimide resin, a carbodiimide, a rubber toughening agent with a core-shell structure, and a thermosetting...  
WO/2020/176456A1
A curable epoxy composition, comprising: an epoxy resin composition comprising one or more epoxy resins, each independently having at least two epoxy groups per molecule; an epoxy resin curing agent; optionally a curing catalyst; and a f...  
WO/2020/175167A1
The present invention addresses the problem of providing a polyamide acid resin composition that has sufficient adhesion to both a support of glass or the like and an inorganic film of SiOx or the like used as a gas barrier film, and tha...  
WO/2020/176454A1
A polyimide composition, comprising a functionalized polyimide prepared from a substituted or unsubstituted C4-40 bisanhydride; a substituted or unsubstituted C1-40 organic diamine; and optionally an organic compound comprising at least ...  
WO/2020/169785A1
The present invention refers to a process for polymerizing benzoxazine by irradiation of a mixture of a benzoxazine compound, comprising a group including an aryl group, and a catalyst, with light from a wavelength comprised from 450nm t...  
WO/2020/171617A1
The present invention relates to a composition for an insulation film, and an insulated electric wire comprising an insulation film formed therefrom. Specifically, the present invention relates to: a composition for an insulation film, h...  
WO/2020/170997A1
Provided are: a curable resin composition that includes a heterocycle-containing polymer precursor and a compound represented by formula (1-1) indicated below; a cured film obtained by curing the curable resin composition; a laminate inc...  
WO/2020/171401A1
The present invention relates to: a liquid crystal alignment agent composition comprising a polymerizable liquid crystal alignment polymer and a catalyst precursor compound having a specific structure; a method for manufacturing a liquid...  
WO/2020/166623A1
A liquid crystal alignment agent is provided which can form a liquid crystal alignment film that has minimal occurrence of afterimages resulting from remaining DC, or AC afterimages, and that is easy to rework and has high transmittance....  
WO/2020/166933A1
The present invention provides a window film for a flexible display, which, even when using a polyimide film with a high yellowness index, can have high transmittance as well as a low yellowness index by adjusting the color of the overal...  
WO/2020/162668A1
The present invention relates to a thermosetting resin composition for a semiconductor package, and a prepreg and a metal clad laminate, which comprise the composition, the thermosetting resin composition comprising: a modified phenylene...  
WO/2020/162693A1
The present invention relates to a self-healing infrared transmitting polyimide optical polymer material having a high refractive index, and a composite thereof, and prepares a novel chalcogen-based tetracarboxylic dianhydride compound r...  
WO/2020/162462A1
Provided are: a highly reliable liquid crystal display element that has little afterimage generation and is capable of minimizing bright spots even when physical friction occurs, such as through rubbing by spacers; and a liquid crystal a...  
WO/2020/159183A1
The present invention relates to a polyimide-based polymer film, and a substrate for a display device and an optical device, each using same, wherein the polyimide-based polymer film is synthesized by a reaction between specifically stru...  
WO/2020/158521A1
The present invention provides a composition for forming a release layer for slit die coating, which contains (A) a polyurea that contains a repeating unit represented by formula (1), (B) an acid compound or a salt thereof, (C) a crossli...  
WO/2020/158736A1
This composition contains a solvent and a polyimide resin precursor and/or a polyimide resin. The polyimide resin precursor and/or polyimide resin contain a compound represented by formula (0) and/or a compound represented by formula (0'...  
WO/2020/155291A1
Provided by the present invention are a thermosetting resin composition, a prepreg containing same, a metal foil-clad laminate and a printed circuit board; the resin composition comprises the following components: a combination of a bism...  
WO/2020/159174A1
The present invention relates to a polyimide-based polymer film, and a substrate for a display device and an optical device, each using same, wherein the polyimide-based polymer film is synthesized by a reaction between specifically stru...  
WO/2020/158818A1
Provided is a liquid crystal aligning agent from which it is possible to obtain a liquid crystal alignment film that achieves both a rapid DC brightness relaxation speed and suppression of flicker changes. This liquid crystal aligning ag...  
WO/2020/160132A1
A method for purification of a biphenol dianhydride composition includes contacting the biphenol dianhydride composition with a halogenated solvent to form a solution, and isolating the purified biphenol dianhydride composition from the ...  
WO/2020/159184A1
The present invention relates to a polyimide-based polymer film synthesized by a reaction between particularly structured acid anhydride compound and diamine compound, a substrate using the polymer film for a display apparatus, and an op...  
WO/2020/158956A1
The present invention discloses: a degradable resin composition which contains (A) a cyanic acid ester and (B) a compound which has a hydroxyl group and a hydroxyl equivalent of less than 240 g/eq.; and a degradable cured product and a d...  
WO/2020/160059A1
An article formed by additive manufacturing includes a build structure and a support structure. The build structure includes a polyetherimide, and the support structure includes a copolycarbonate containing bisphenol isophorone carbonate...  
WO/2020/159035A1
According to the present invention, damage such as film tearing during a rolling process can be reduced by using, as a substrate for a flexible display, a polyimide film having the thickness of 5-10 μm, modulus of 3-8 GPa, the absolute ...  
WO/2020/150913A1
Provided is a photosensitive polyimide resin composition comprising: (a) a photosensitive polyimide represented by formula (1); (b) titanium dioxide having a particle size of 0.2μm to 10μm; (c) a photoradical initiator; (d) a radically...  
WO/2020/153311A1
Provided is a liquid crystal-aligning agent having: at least one polymer selected from among a polyimide precursor and a polyimide which is an imidized product of the polyimide precursor; and a compound (hereafter, referred to as a speci...  
WO/2020/151079A1
Provided are a polyimide thick membrane and a quantum carbon-based membrane as well as a preparation method therefor, the preparation method for the polyimide thick membrane comprising: hybridizing phenyl-containing anhydride and diamine...  
WO/2020/150914A1
The present invention provides a photosensitive polyimide resin composition, containing: (a) a photosensitive polyimide, represented by formula (1); (b) a filler, selected from one or more of alumina, graphene, inorganic clay, silica, an...  

Matches 1 - 50 out of 18,406