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Matches 551 - 600 out of 1,647

Document Document Title
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...  
JP2010047503A
To provide a method for producing an isocyanate mixture reduced in the content of a metal affecting the reactivity of the isocyanate mixture.There is provided the method for producing the isocyanate mixture C, having a reaction process f...  
JP2010504918A  
JP4416646B2  
JP4416465B2  
JP2010018572A
To provide a method for producing methylene-crosslinked polyphenyl polyisocyanate exhibiting high hue-improving effects.The production method of the methylene-crosslinked polyphenyl polyisocyanate comprises a phosgenation reaction step o...  
JP2010018534A
To provide an industrially easily applicable method for producing a polyisocyanate by which the polyisocyanate having excellent hue can be produced from a raw material in an amount smaller than that in a conventional technique.The method...  
JP2010501615A  
JP2009545553A  
JP4383098B2  
JP2009542770A  
JP4375949B2  
JP4360878B2  
JP4357418B2  
JP2009537578A  
JP2009227677A
To provide a new method leading to improvement of coloration of a produced diamine/polyamine mixture of diphenylmethane series or coloration of isocyanate and polyurethane produced from the mixture.In the method for producing diamines an...  
JP4339583B2  
JP4336655B2  
JP2009209144A
To find out a comprehensive method for producing MDI, significantly reducing or completely avoiding a waste liquid obtained by preparation of a precursor MDA and loading of salts discharged to the outside of overall processes through the...  
JP2009203198A
To provide a method for producing a polyisocyanate, which sufficiently improves hue of a polyisocyanate and controls formation of precipitate during purification.The method for producing a polyisocyanate comprises a contact process of re...  
JP4328109B2  
JP2009196991A
To provide a method for producing a solvent-free isocyanate by providing a possibility of reducing the quantity of the solvent required in the flow of dephosgenated isocyanate, in this case, the isocyanate flow must be separated in the p...  
JP4324558B2  
JP4324560B2  
JP4324559B2  
JP2009190024A
To provide a mixer reactor which ensures a through mixing for two flowable substances of widely different viscosities in a quality and speed.The mixer reactor includes a substantially rotationally symmetric housing which includes a distr...  
JP4314631B2  
JP4312609B2  
JP4314071B2  
JP4307588B2  
JP4308776B2  
JP4298995B2  
JP4297702B2  
JP2009149614A
To provide a light-colored isocyanate as a raw material for a light-colored or uncolored polyisocyanate.The method for producing the light-colored isocyanate is regulated as follows. The PRI (polarographically reducible impurity) value o...  

Matches 551 - 600 out of 1,647