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Matches 1 - 50 out of 2,021

Document Document Title
WO/2024/030736A1
Processes and facilities for producing several types of recycled content organic chemical compounds from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived ...  
WO/2024/026053A1
The invention relates to a coating composition and a coating comprised of fluoropolymer grafted with maleic anhydride, which is able to undergo crosslinking with polyisocyanate, to provide improved chemical resistance.  
WO/2024/007204A1
The present application relates to a method for preparing isocyanate. Specifically, the present application provides a method for preparing isocyanate by combining a supercritical phosgenation method with a piping method.  
WO/2023/247525A1
The invention relates to a method for producing isocyanates via phosgenation, in particular gas-phase phosgenation (GPP) or liquid-phase phosgenation (FPP), of the corresponding amines, wherein an amine mixture formed of at least one fir...  
WO/2023/247523A1
The invention relates to a method for producing isocyanates via gas-phase phosgenation of the corresponding amines in a phosgenation system, in which, in particular, problems due to the formation of deposits in apparatus of the phosgenat...  
WO/2023/247522A1
The invention relates to a method for producing isocyantes via a gas-phase phosgenation of the corresponding amines, wherein an amine mixture formed of at least one first amine and at least one second amine, that is different from the fi...  
WO/2023/208914A2
The invention relates to a process for storing a toluene diisocyanate and high boilers containing mixture by feeding the toluene diisocyanate and high boilers containing mixture into a storage vessel (23) and agitating the toluene diisoc...  
WO/2023/152038A1
The invention relates to a method for producing isocyanates by reacting at least one amine or the salt thereof with a stoichiometric excess of phosgene in the condensed phase in the presence of a solvent, having the steps of: A) transiti...  
WO/2023/152039A1
The invention relates to a method for preparing isocyanates by reacting corresponding amines with phosgene. The invention further relates to an apparatus for separating exhaust gas flows from a phosgenation reaction.  
WO/2023/132020A1
The present invention addresses the problem of providing: an oxygen-absorbing compound which has oxygen-absorbing properties and generates a reduced amount of odor; and an oxygen-absorbing adhesive composition and a coating agent composi...  
WO/2023/108620A1
The present application relates to a method for preparing isocyanate. Specifically, in the method of the present application, phosgene (especially liquid phosgene) is used as a quench medium to prepare isocyanate.  
WO/2023/106377A1
Provided is a method for producing a blocked isocyanate compound, the method comprising a reaction step of reacting a primary amine compound, a carbonic acid derivative, and a blocking agent by means of heat treatment in the presence of ...  
WO/2023/101340A1
The present invention relates to a method for producing diisocyanate that has high purity and excellent stability even during long-term storage and thus has low haze. The stability of the diisocyanate can be improved by maintaining the t...  
WO/2023/080257A1
The method for producing isocyanate compounds comprises: a step (1) for obtaining an N-substituted carbamate compound by reacting a primary amine compound and a carbonate derivative, while removing by-product compounds that have a boilin...  
WO/2023/080258A1
The present invention provides a carbonyl compound represented by general formula (I) (wherein R11 is an (n11+n12)-valent organic group, R12 is a monovalent organic group, n11 is an integer of 1-8, n12 is an integer of 0-7, and the sum o...  
WO/2023/041781A1
A chemical process for preparing at least one aromatic isocyanate, said process comprising n chemical sub-processes sp(i), wherein a sub-process sp(i) is carried out in a chemical processing sub-unit U(i), i=1...n, n≥1, wherein during ...  
WO/2023/041771A1
The invention relates to a method for the removal of water from and transport of at least one aliphatic diamine comprising the following steps: a) providing a first composition including 60 to 98 wt.-% water and 2 to 40 wt.-% of the at l...  
WO/2023/041769A1
The invention relates to a method for obtaining an amine from a composition by means of distillation and a composition obtainable by that method. The invention also relates to a method for the production of an isocyanate from the composi...  
WO/2023/041768A1
The invention relates to a method for the processing and transport of hexane-1,6-diamine or pentane-1,5-diamine comprising the steps of: a) Providing a first composition including 60 to 98 wt.-% water and 2 to 40 wt.-% hexane-1,6-diamine...  
WO/2023/022203A1
Provided is an isocyanate production system 1 comprising a control device 10 that chooses energy generated by a biomass boiler 134, biomass methanol or carbon recycled methanol for use in a methanol decomposition device 150, a recycled o...  
WO/2023/285545A1
The present invention relates to the field of polyurethane recycling and pertains to a method of recycling of a polyurethane, comprising a first alcoholysis step and a further thermolysis step. By means of the method according to the pre...  
WO/2023/274492A1
The present invention is directed towards a process for the preparation of free isocyanates, which improves upon the disadvantages associated with heterogeneous catalysis. The process comprises converting formamides into the correspondin...  
WO/2022/263320A1
The invention relates to a tubular reactor for gas phase phosgenation of at least one organic amine comprising • at least one inlet device for starting materials, • an outer shell with inner diameters Dri, • a tubular inner sleeve ...  
WO/2022/228805A1
The present disclosure relates to a diisocyanate stabilizer, use of the diisocyanate stabilizer for stabilizing diisocyanate, and a diisocyanate composition comprising the stabilizer. The diisocyanate stabilizer comprises a sterically hi...  
WO/2022/194621A1
This disclosure relates to a composition comprising (a) 4,4'-methylene diphenyl diisocyanate (4,4'-MDI), and (b) at least one heterocyclic compound comprising as ring moiety at least one structure of formula (I) as defined in the descrip...  
WO/2022/191247A1
[Problem] To provide: a xylylene diisocyanate composition which enables the stable production of a resin that has excellent heat resistance; a polymerizable composition for optical materials; a resin; a molded body; an optical element; a...  
WO/2022/172744A1
The purpose of the present invention is to provide an efficient method of producing a carbonyl halide for a halogenated methane used. A method for producing a carbonyl halide according to the present invention is characterized by compris...  
WO/2022/172745A1
The purpose of the present invention is to provide a method for producing a halogenated carbonyl efficiently in regard to the used halogenated hydrocarbons. The method for producing a halogenated carbonyl according to the present inventi...  
WO/2022/162968A1
[Solution] This xylylene diisocyanate composition contains xylylene diisocyanate and a compound having a retention time of 14.0-14.6 minutes when measured by gas chromatography-mass spectrometry under specific measurement conditions, the...  
WO/2022/147830A1
Provided are a method for preparing a polyisocyanate, a polyisocyanate obtained by using the method, and a reaction device used in the method. The method comprises the following steps: 1) subjecting a polyamine solution and a phosgene so...  
WO/2022/147939A1
A reactor and method for preparing diisocyanate by using a low-temperature gas phase method. The tubular reactor comprises a tubular housing, an external jacket, and a gas distribution device located at the top of the housing; the housin...  
WO/2022/146091A1
The present invention relates to a method for preparing an isocyanate compound. The objective of the present invention is to provide a method for preparing an isocyanate compound using phosgene, whereby the thermal denaturation of a reac...  
WO/2022/146093A1
The present invention relates to an isocyanate compound preparation method. According to the present invention, provided is an isocyanate compound preparation method, which enables the thermal denaturation of a reaction product and the g...  
WO/2022/146090A1
The present invention relates to an isocyanate compound preparation method. The objective of the present invention is to provide an isocyanate compound preparation method, which enables the recovery and reuse of materials used in a react...  
WO/2022/146088A1
The present invention relates to an isocyanate compound preparation method. The objective of the present invention is to provide an isocyanate compound preparation method, which enables the recovery and reuse of materials used in a react...  
WO/2022/146092A1
The present invention relates to a method for preparing an isocyanate compound. According to the present invention, provided is a method for preparing an isocyanate compound, the method capable of, when preparing an isocyanate compound u...  
WO/2022/122906A1
The present invention relates to a process for preparing a polyisocyanate, namely a isocyanate group-terminated polyol polyanthranilic acid ester. The process comprises the step of reacting an anthranilic acid derivated selected from ant...  
WO/2022/118926A1
The present invention provides a material for efficiently capturing active hydrogen-containing organic compounds such as alcohol compounds. The present invention uses an active hydrogen-containing organic compound scavenger that contai...  
WO/2022/073506A1
An improved process for producing 1, 5-pentamethylene diisocyanate (PDI) from a cadaverine salt is described herein. The process generally comprises providing a solution comprising a cadaverine salt dissolved in an inert solvent in the p...  
WO/2022/059820A1
The present invention relates to a method for producing isocyanate comprising a non-chlorinated derivative that is obtained by transforming a chlorinated derivative, generated in a xylene diisocyanate production step, into a non-chlorina...  
WO/2022/047681A1
The present invention provides a method for preparing MDI and a method for preparing phosgene. The method for preparing MDI provided by the present invention comprises: in the presence of a solvent, subjecting a phosgene feedstock and MD...  
WO/2022/048930A1
The invention relates to a process for producing isocyanates by reacting the corresponding amines with phosgene in the liquid phase, comprising: (a) mixing an amine comprising feed stream, a phosgene comprising feed stream and optionally...  
WO/2022/043291A1
The invention relates to a production process for preparing isocyanates, during which production residues, in particular those resulting from distillation, are converted to recovery products, for example syngas, by thermal oxidative trea...  
WO/2022/041502A1
Disclosed herein is a method for preparing 1,5-pentane diisocyanate, comprising the following steps: (1) mixing 1,5-pentanediamine, a carbonylation agent, a first solvent and a catalyst for a carbonylation reaction, performing solid-liqu...  
WO/2022/013077A1
The invention relates to a method for recovering at least one aliphatic, araliphatic or cycloaliphatic diamine from a mixture containing at least 35 wt.% water and 0.2 to 60 wt.% of the at least one aliphatic, araliphatic or cycloaliphat...  
WO/2021/256417A1
A xylylene diisocyanate-holding container 1 comprises xylylene diisocyanate and a container holding the xylylene diisocyanate, wherein a container 2 has a resin layer 4 disposed on the inside surface thereof.  
WO/2021/241557A1
A problem of the present invention is to provide a transfer film which can suppress corrosion in wiring and electrodes. Another problem of the present invention is to provide a method for manufacturing a laminate using the transfer film....  
WO/2021/228977A1
The present invention relates to a method for operating a plant for continuous production of an isocyanate by converting a primary amine A with phosgene P whilst maintaining, based on the amino groups of the primary amine, a stoichiometr...  
WO/2021/228301A1
The invention relates to a process for preparing isocyanates. According to this method, (i) a first organosilicon compound that has at least one silicon atom Si1 and an entity of the formula G-I bonded thereto is, by silylation of the NH...  
WO/2021/215606A1
Provided are: a diisocyanate composition comprising two types of diisocyanates and having an adjusted viscosity; and a polymerizable composition and an optical lens produced using the diisocyanate composition.  

Matches 1 - 50 out of 2,021