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Matches 601 - 650 out of 1,840

Document Document Title
JP5067906B2  
JP5054870B2  
JP5054291B2  
JP2012524746A
The invention relates to a process for preparing methylenediphenyldiamine (MDA) by reacting formaldehyde and aniline in the presence of an acidic catalyst, wherein the oxygen content in the process for preparing MDA is <10 000 ppm, based...  
JPWO2010116871A
A manufacturing method of a urethane compound which makes a manufacturing method of a urethane compound react under existence of a catalyst containing the 2nd metallic compounds shown by the 1st metallic compounds shown by a formula (1) ...  
JP5048932B2  
JP5044553B2  
JP5043191B2  
JP2012523389A
Phosgene is made to react to amine under existence of an inactive medium by a case in the present invention. Therefore, it is related with a method of manufacturing isocyanate. The process which mixes amine with phosgene first and it tra...  
JP5039562B2  
JPWO2010110142A
A manufacturing method of a urethane compound makes the 1st class amine, urea, and/or N* unreplaced carbamic ester, and alcohol react as a catalyst under existence of a compound containing a non-ligating property anion and a metal atom.  
JP2012520853A
[Subject] How to manufacture isocyanate is provided by making the corresponding amine which the re-dissociation to the chlorine and carbon monoxide of a carbamoyl chloride is reduced, or even prevents react to phosgene. [Means for Soluti...  
JP2012519667A
The present invention is the gaseous phase, and if required, it is a manufacturing method of the isocyanate which makes amine corresponding under existence of an inactive medium react to phosgene, The amine evaporates in an evaporator, g...  
JP5006137B2  
JP2012153708A
To provide a method for producing N-substituted carbamic ester, a composition for transfer and storage containing the N-substituted carbamic ester, and a method for producing isocyanate by thermal decomposition of the compound.A composit...  
JP2012152202A
To provide a method for producing pentamethylene diisocyanate, capable of more easily producing pentamethylene diisocyanate at a low cost and at a high yield.Pentamethylene diisocyanate is produced by: obtaining an aqueous solution conta...  
JP2012153709A
To provide a method for producing N-substituted carbamic ester suitable for transfer and storage, and further suitable for producing isocyanate.In the method for producing N-substituted carbamic ester, organic amine, a carbonic acid deri...  
JP5001558B2  
JP4995383B2  
JP4993827B2  
JP2011521923A5  
JP4958971B2  
JP4955911B2
The present invention relates to a method for preparing an isocyanate compound by introducing phosgene into an organic solvent solution of a carbonate of a corresponding amine compound and reacting the carbonate of the amine compound wit...  
JP4959092B2  
JP2012512854A
The present invention relates to a method for continuous manufacture of polyisocyanate including a stage of a phosgene-ized reaction of amine in a piston reaction machine which has internal circulation.  
JP2009508904A5  
JP4943606B2  
JP2012097123A
To provide a method for producing an isocyanate by using a composition comprising a carbamic acid ester and an aromatic hydroxy compound, which does not need to use any phosgene and does not have various problems like those in a conventi...  
JP4938007B2  
JP4933530B2  
JP2012510495A
Phosgene is made to react to amine under existence of an inactive medium by a case in the present invention at the gaseous phase. Therefore, it is related with a method of manufacturing isocyanate. The process which mixes phosgene with a...  
JP2012509853A
The present invention relates to the method of manufacturing isocyanate from an amine compound. The method of the present invention is carbon monoxide [the process and here] which make the process;c this chlorine which supplies the proce...  
JP2012509301A
The invention relates to an improved multistage process for the continuous preparation of diisocyanates by reaction of the corresponding diamines with carbonic acid derivatives and alcohols to form low molecular weight monomeric urethane...  
JP2012509297A
The present invention relates to a process for preparing an isocyanate, comprising hydrogenating a mixture (Gi) comprising an amine in the presence of a hydrogenation catalyst comprising copper to obtain a mixture (Gii) comprising the am...  
JP2012508212A
In the method of manufacturing isocyanate when the present invention makes phosgene reacting to amine by the gaseous phase under existence of an inactive medium by a case, Phosgene is mixed with introduction amine, and it changes into is...  
JP2012067031A
To provide a method of producing an N-unsubstituted carbamate capable of reducing generation of a by-product, the N-unsubstituted carbamate obtained by the production method, a production method for an isocyanate of producing the isocyan...  
JP2012505850A
The invention relates to a process for preparing isocyanates by reacting the corresponding amines with phosgene in the gas phase, if appropriate in the presence of an inert medium, in which the amine and the phosgene are first mixed and ...  
JP4884639B2
In a process for mixing reactant streams ( 1, 2; 5 ) to produce a product stream ( 10 ) using a mixing configuration ( 15, 16 ) having a number of reactant feed points, an excess component stream of one reactant is divided into two react...  
JP2012504644A
The present disclosure relates, according to some embodiments, to apparatus, systems, and/or methods for fractionating a feed mixture comprising, for example, one or more isocyanates, light components, solvents and/or heavier components....  
JP2012504643A
According to some embodiments, this indication is related with the method of fractionating the feed material mixture containing a part for a device, a system and/or one sort or a plurality of isocyanate, a light component, a solvent, and...  
JP2012504578A
A method of manufacturing simultaneous and continuously two sorts which mainly comprise 4 and 4 '*MDI, 2, 4' *MDI of different mixtures in a single process suspension fusion crystallization process is indicated. According to the manufact...  
JP4879560B2  
JP4875842B2  
JPWO2010032455A
In the system of reaction to which the present invention uses carbon dioxide as a reaction medium under solvent existence, A complex or a mixture of a platinum group metal compound and a hetero aromatic ring type nitrogen compound is use...  
JP4868717B2  
JP4868498B2  
JP2012017280A
To provide a method for producing a toluene dicarbamate, by which the production of by-products can be reduced, to provide the toluene dicarbamate obtained by the production method, and to provide a method for producing toluene diisocyan...  
JP2012017278A
To provide a method for producing a toluene dicarbamate, by which the production of by-products can be reduced, to provide the toluene dicarbamate obtained by the production method, and to provide a method for producing toluene diisocyan...  
JPWO2010016540A
[TECHNICAL PROBLEM] It aims at providing a manufacturing method of an ethylenic-unsaturated-carboxylic-acid ester compound containing an isocyanate group using a polymerization inhibition method and the polymerization inhibition method o...  
JP4861322B2  

Matches 601 - 650 out of 1,840