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Patent Searching and Data


Matches 551 - 600 out of 1,679

Document Document Title
JP2011132159A
To provide a method of producing an aromatic polyisocyanate, employing a hydrochloride method and capable of shortening the operation time in its production process.The method of producing an aromatic polyisocyanate comprising a first re...  
JP2011132160A
To provide a method of producing an aliphatic polyisocyanate employing a hydrochloride method and capable of shortening the operation time in its production process to improve its productivity.The method of producing an aliphatic polyiso...  
JP4712422B2  
JP2011517444A  
JP2011111424A
To provide a new alicyclic isocyanate compound having a trans structure, and expected to have utility as a material for a polyurethane resin and a polyurea resin free from yellowing and having high hardness and high modulus because of ha...  
JP2011516452A  
JP4676754B2  
JP2011501687A  
JP4606805B2  
JP4606918B2  
JP2010539210A  
JP2010536803A  
JP2010270147A
To provide a method for producing methylenedianiline (MDA) by reacting aniline with formaldehyde in the presence of acid catalysts while minimizing the N-methyl-MDA content as an undesirable by-product.The semicontinuous method for produ...  
JP2010536928A  
JP2010536912A  
JP2010536911A  
JP4583596B2  
JP4574272B2  
JP4574170B2  
JP4567390B2  
JP4563647B2  
JP4558201B2  
JP4554595B2  
JP4541685B2  
JP2010529064A  
JP4515044B2  
JP2010522704A  
JP4499506B2  
JP2010143899A
To provide a method for producing isocyanate by reacting a primary amine with phosgene in a gas phase, with a large commercial scale. There is provided the method wherein a primary amine and phosgene are reacted in a gas phase, in a tubu...  
JP2010143900A
To provide a method for gas-phase phosgenation of an aromatic diamine on a large commercial scale while minimizing the formation of solid materials. The method for producing m-toluene diisocyanate comprises supplying a reactor with a gas...  
JP2010138171A
To provide a production method of aromatic isocyanate by reacting one or more aromatic primary amine with phosgene in the gas phase. The phosgene and primary aromatic amine are reacted at a temperature above the boiling temperature of th...  
JP4490288B2  
JP4486800B2  
JP2010132474A
To provide a method and apparatus for producing carbonyl chloride in which a supply amount of chlorine is kept equal to or less than a supply amount of carbon monoxide in terms of molar ratio so that a polyisocyanate can be prevented fro...  
JP4480080B2  
JP2010120870A
To provide a method for producing a methylene-crosslinked polyphenyl polyisocyanate which achieves sufficient hue improvement while suppressing an amount of hydrogen chloride used.The method for producing a methylene-crosslinked polyphen...  
JP4469630B2  
JP2010111610A
To provide an organic polyisocyanate composition effectively prevented from discoloring.The organic polyisocyanate composition is obtained by blending an organic polyisocyanate compound, a phenolic anti-oxidation agent, and an organic ph...  
JP2010516640A  
JP2010111611A
To provide an organic polyisocyanate composition effectively prevented from discoloring.The organic polyisocyanate composition is obtained by blending an organic polyisocyanate compound, a phenolic anti-oxidation agent, and an organic ph...  
JP2010100542A
To provide a method for producing silica particles each having a cross-linking functional group, such as an isocyanate group or an epoxy group, useful for binding a biomolecule or the other to the silica particle.This invention relates t...  
JP2010512364A  
JP2010077165A
To provide a method for synthesizing a fluorinated compound using a carbamoyl fluoride as a fluorinating source.The method for using a carbamoyl fluoride as fluorinating agent is disclosed. The method comprises treating a derivative bear...  
JP4443149B2  
JP4443637B2  
JP2010508374A  
JP2010508373A  
JP2010508375A  
JP2010507614A  
JP2010047501A
To provide a method of pre-treatment before producing an isocyanate mixture for obtaining the isocyanate mixture reduced in the contents of metals, such as iron, affecting the reactivity of the isocyanate mixture.There is provided the pr...  

Matches 551 - 600 out of 1,679