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Patent Searching and Data


Matches 1 - 50 out of 19,464

Document Document Title
WO/2021/072181A1
Described are compositions and methods for inhibiting polymerization of a monomer (e.g., styrene) composition a quinone methide polymerization retarder and an ammonium salt. In a mixture, the ammonium salt improves the efficacy of the qu...  
WO/2021/070964A1
Provided are: a compound which further improves the performance of organic EL elements; an organic electroluminescent element which has performance that is further improved; and an electronic device which includes such an organic electro...  
WO/2021/070965A1
Provided are a compound that further improves the performance of organic EL elements, an organic electroluminescent element having further improved element performance, and an electronic device including such an organic electroluminescen...  
WO/2021/067393A1
The present technology relates generally to compounds, compositions, and methods useful for treating, preventing, and/or ameliorating pathogenic cellular proliferation, angiogenesis, cancer, metastatic disease, and/or a pathogenic vascul...  
WO/2021/056647A1
The present application belongs to the technical fields of green catalysis and related chemistry, and discloses a catalyst for anti-Markovnikov hydroamination, a preparation method therefor and a use thereof. The catalyst consists of ato...  
WO/2021/060384A1
A compound represented by general formula (2), having one or more groups represented by general formula (20). In general formula (2), m is 0, 1, 2, or 3, and n is 0, 1, 2, or 3, m + n being an integer greater than or equal to 1.  
WO/2021/059146A1
The present invention relates to a process for preparing 1,1,3 -trimethylindan-4-amine of formula (I), or a salt thereof, enriched in one of its two enantiomers, in particular the enantiomer (R), (I) which comprises the chiral separation...  
WO/2021/056646A1
A method for catalyzing anti-markovnikov hydroamination reaction of olefin and amine, relating to the field of green catalysis. Under the catalytic action of a catalyst, olefin and amine are subjected to hydroamination reaction in a solv...  
WO/2021/060239A1
A compound represented by formula (1) below (wherein the various symbols in the formula are as defined in the description) provides an organic electroluminescent element having improved element performance.  
WO/2021/055195A1
A latent base catalyst and compositions and methods involving latent base-catalyzed Michael addition reaction are described herein. The described latent base catalyst is a substituted carbamate salt. The compositions described herein are...  
WO/2021/054714A1
The present application provides: a heterocyclic compound capable of significantly improving the lifespan, efficiency, electrochemical stability, and thermal stability of an organic light-emitting device; and an organic light-emitting de...  
WO/2021/047139A1
Disclosed in the present invention are a polyamino surfactant, a preparation method therefor and use thereof. The surfactant is prepared by the following steps: first, using a phthalic anhydride to react with a primary amine to generate ...  
WO/2021/049503A1
Disclosed are a diamine compound and a method for producing the same. This diamine compound is a compound represented by formula (I): H2N-R1-NH2 (in formula (I), R1 is an alkylene group or an alkenylene group having a total carbon number...  
WO/2021/048282A1
A curable epoxy resin adhesive, the adhesive comprising an epoxy resin component and a curing agent component. The curing agent component comprises first and second amine curing agents. Each of the first and second amine curing agents ha...  
WO/2021/044478A1
An ionic compound containing an ammonium cation represented by formula (1a) and an anion has excellent heat resistance. In formula (1a), Ra, Rb and Rc independently represent a hydrogen atom or a monovalent organic group, wherein at leas...  
WO/2021/045590A1
The present invention provides a novel compound capable of improving luminous efficiency, stability and lifetime of a device, an organic electric element using the same, and an electronic device thereof.  
WO/2021/036158A1
The present invention relates to the technical field of organic small molecule hole injection/transport materials. Disclosed are an organic small molecule hole injection/transport material and a preparation method therefor and an applica...  
WO/2021/037990A1
The present invention relates to a process for the preparation of an aromatic amine by hydrogenation of an aromatic nitro compound, comprising the following steps: (I) providing a copper tetramine salt-based impregnation catalyst, in par...  
WO/2021/036683A1
The present invention provides an aromatic amine compound and an organic light emitting element. The organic light emitting element comprises a substrate, a first electrode, a light emitting layer containing one or more of organic layer ...  
WO/2021/039463A1
A novel dopant according to the present disclosure contains an anion represented by formula (1) and a counter cation. In formula (1), each of R1 and R2 represents at least one group selected from among a nitro group, a cyano group, an ac...  
WO/2021/039843A1
The present invention addresses the problem of providing: a (poly)amine compound which is particularly useful as a material for forming a film for lithography or as a material for forming an optical component; a resin which is obtained u...  
WO/2021/023119A1
Provided is a co-crystal formed by flupentixol dihydrochloride and melitracen hydrochloride, wherein the molar ratio of flupentixol dihydrochloride and melitracen hydrochloride in the co-crystal is 1:1. The co-crystal has a good stabilit...  
WO/2021/025903A1
The present disclosure is related to activator compounds represented by: [Ar(E 1 R 1 R 2 H)x(E 2 R 3 R 4)y][QR 5 R 6 R 7 R 8]z In the formula Ar is a C6-C30 aromatic hydrocarbyl group, provided that if Ar is a multicyclic ring, then each...  
WO/2021/020258A1
A method for producing an aromatic aminomethyl, wherein an aromatic nitrile is hydrogenated in a mixed solvent that contains a hydrocarbon solvent and a polar organic solvent having a solubility parameter (SP value) of 10 or more in the ...  
WO/2021/012698A1
Disclosed is a dibromobenzyl derivative having a structure represented by formula I, a stereoisomer or a pharmaceutically acceptable salt thereof, and the preparation method therefor and use thereof. The dibromobenzyl derivative and the ...  
WO/2021/015522A1
The present invention provides a novel compound and an organic light emitting device comprising same.  
WO/2021/014821A1
A compound represented by formula (Ia); a polymer which uses this compound as a synthesis starting material; a gas separation membrane having a gas separation layer that contains this polymer; a gas separation module having this gas sepa...  
WO/2021/014437A1
The invention relates to a method for the preparation of 2-aminobiphenyls, key intermediates in the preparation of compounds of interest in the agrochemical industry. The process comprises reacting an ortho-substituted aniline and a phen...  
WO/2021/011592A1
Scaffold compounds are used to design small molecule compounds and structure- activity relationship studies identify inhibitors of inflammation¬∑ Methods include pharmaceutical compositions of the small molecule compounds to inhibit, pre...  
WO/2021/011521A1
The present disclosure relates to acid-blocked pyrrolidine catalysts for use in a polyurethane formulation. The polyurethane formulation includes the acid-blocked pyrrolidine catalyst, a compound containing an isocyanate functional group...  
WO/2021/001424A1
The invention relates to a method for the purification of aniline, comprising the following steps: a) providing a raw aniline fraction; b) extracting the raw aniline fraction with an aqueous extractant containing, in relation to the tota...  
WO/2020/259078A1
Provided is a method for preparing an adamantyl-containing triphenylamine derivative, the method comprising first reacting an aryl halogenated adamantane or an aryl adamantane ester with a primary aromatic amine without separation or pur...  
WO/2020/262507A1
Provided are a compound that further improves the performance of an organic EL element, an organic electroluminescence element having improved element performance, and an electronic device including such an organic electroluminescence el...  
WO/2020/262258A1
A method for producing a peptide compound including a step that uses a condensed polycyclic aromatic hydrocarbon compound represented by formula (1), a reagent for forming a protecting group that includes the compound, and the compound. ...  
WO/2020/253445A1
Provided are an organic electroluminescent material and an organic luminescent device comprising the organic electroluminescent material. The organic electroluminescent material has the structural formula of (I). Compared with a monoamin...  
WO/2020/248076A1
Disclosed are methods for separating, recovering, and purifying cannabidiolic acid (CBDA) salts from an organic solvent solution comprising a mixture of cannabinoids. The methods comprise solubilizing the mixture of cannabinoids in C5-C7...  
WO/2020/248572A1
Antidegradant compound of Formula (I) and antidegradant composition comprising the same and rubber composition comprising the antidegradant compound or composition. The rubber composition has good resistance to appearance discoloration w...  
WO/2020/249427A1
A process for the conversion of glycolaldehyde with an aminating agent in the presence of hy-5 drogen and of a catalyst, wherein the conversion is carried out in the gas phase.  
WO/2020/248077A1
Disclosed are methods for separating, recovering, and purifying tetrahydrocannabinolic acid (THCA) salts from an organic solvent solution comprising a mixture of cannabinoids. The methods comprise solubilizing the mixture of cannabinoids...  
WO/2020/248755A1
Disclosed are a nitrogen-containing compound, an organic electroluminescent device and a photoelectric conversion device, belonging to the technical field of electronic components. The structure of the nitrogen-containing compound is as ...  
WO/2020/249428A1
A process for the manufacture of ethyleneamines and ethanolamines, comprising the steps of (i) converting a glycolaldehyde derivative of formula (II), in which R2, R3 are - the same or different -hydrogen, alkyl, such as C1-6-alkyl, or c...  
WO/2020/249426A1
A process for the conversion of glycolaldehyde with an aminating agent in the presence of hy- drogen and of a catalyst in a glycolaldehyde conversion reactor, wherein one or more organic carboxylic acids are fed into the glycolaldehyde c...  
WO/2020/248943A1
The present application provides a nitrogen-containing compound, an electronic component and an electronic device, and belongs to the technical field of organic materials. The structure of the nitrogen-containing compound is as shown in ...  
WO/2020/244323A1
Disclosed are a preparation method for a cis-p-mentha-1,8-secondary amine compound and a herbicidal application thereof. The method comprises: using a cis-p-mentha-1,8-di-schiff base compound as a raw material, putting reducing agents in...  
WO/2020/243048A1
A process for producing products that comprise linear triethylenetetramine, wherein the process comprises forming a reaction mixture comprising ethylene dichloride and piperazine, wherein the weight ratio of piperazine to ethylene dichlo...  
WO/2020/237835A1
Disclosed are a spirobifluorene organic light-emitting compound and an organic light-emitting device. The spirobifluorene organic light-emitting compound has a structural formula as shown in formula I. Such a compound can be used as an o...  
WO/2020/185054A9
The present invention provides a novel compound and an organic light emitting device using same.  
WO/2020/232027A1
Presented herein are color stabilized diamine compositions comprising a diamine and a sulfur compound. The diamine can have an aromatic moiety. The sulfur compound includes methanethiol, ethanethiol, 1-propanethiol, 2-propanethiol, 2-pro...  
WO/2020/226521A1
The present invention falls within the area of the synthesis of ionic liquids, namely it concerns a process of synthesis of the ionic liquid tetraoctylammonium dioctyl-diglycolamate (IL-4) with a high degree of purity and its use in an e...  
WO/2020/224483A1
A method for preparing a highly dispersed ultrafine bimetallic shaped catalyst is provided. Said catalyst is obtainable by a method of solid-state seeded-growth strategy. Said method comprises: mixing an aromatic compound containing at l...  

Matches 1 - 50 out of 19,464