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JP2002102681A |
To provide a minute chemical device in which dissolved air of a solution is not deposited in the reaction part and a channel in the analysis part, and the evaporation of a solvent from a reaction solution is controlled when the device is...
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JP2002095958A |
To provide a device for simultaneously synthesizing a liquid phase, in which the same is mounted on a hot plate or efficiently heated and cooled by itself.The device for simultaneously synthesizing the liquid phase is equipped with a sup...
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JP2002028475A |
To provide a method for simultaneously executing a chemical reaction and controlled crystallization of products by using an impinging fluid jet stream containing a reactant which can manufacture the products having desired particle size ...
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JP2002018271A |
To provide a micro chemical device not exposing dissolved air in a solution within a liquid flow channel when used in analysis or reaction, reducing a change in the amount of a reaction solution and excellent in reproducibility.In the mi...
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JP2001340753A |
To provide a method capable of simply, quickly and simultaneously performing a plurality of reactions with a small amount of reaction agents by a batch sytem, and to provide its reactor.The reactor guides the arbitrary first reaction tri...
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JP3235107B2 |
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JP3232255B2 |
To rationalize temperature control of a raw material mixture of an inside by a method wherein an actual heat-exchange heat transfer area between a heat exchanger medium and a raw material mixture is estimated, the over-all heat transfer ...
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JP2001523159A |
Components of a chemical processing system are disclosed. In particular, a chemical processing system is disclosed which includes a chemical mixing or reacting zone, an inlet to the zone, an outlet to the zone, and a vacuum or fluid flow...
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JP2001522394A |
The method used to polymerize a microsuspension enables continuous production of particular homopolymerizates and copolymerizates from at least one polymerizable monomer. The polymerization of the microsuspension, to which addition agent...
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JP3223128B2 |
To provide excellent heat removing performance and to attain uniform quality and uniform temp. of a reaction product by forming a device in such way that the height of a support body and the interval of arrangement by a specific relation...
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JP2001509079A |
The present invention relates to apparatus for the semi-continuous polymerisation of monomers with the use of a chain initiator. This apparatus is characterised in that it comprises a reactor (1) arranged with its axis substantially vert...
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JP3156186B2 |
PURPOSE: To shorten a treatment time and to uniformize a mixed state, for example, when gas (dispersion) is mixed with a liquid (medium). CONSTITUTION: A substance to be mixed is put in a mixing chamber 3 wherein a part of the wall surfa...
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JP3142926B2 |
PURPOSE: To provide a liquid-liquid contact tower suitable, for example, as an extraction tower or a reactor, reduced in required power and improving the mutual mixing and contact of liquid-liquid. CONSTITUTION: A heavy liquid supply pip...
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JP3115101B2 |
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JP3113177B2 |
To provide an agitating device of superior self-cleaning function. In an agitating device consisting of a plurality of rotating shafts 2 and 3 provided in a container and rotated synchronously all together and a plurality of agitating ro...
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JP3083739B2 |
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JP3069420B2 |
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JP3066085B2 |
A multistage reactor comprising a cylindrical housing provided with inlet and outlet openings for cocurrent flow of liquid reactants and product, a series of stator rings mounted on the internal wall of the housing, a series of rotor rin...
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JP2000169848A |
To accomplish soil recycling through such a process that, ordinary soft soil, in particular silt- or sludge-like soil containing toxic heavy metals, organomercuric compounds, halogens and halides, and ordinary soil contaminated with toxi...
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JP3020780B2 |
PURPOSE: To obtain a phenol resin suitable as an electronic material required for higher sophistication by using a production unit made from a specific metallic material to reduce the metallic impurities in the final phenol resin. CONSTI...
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JP2000070701A |
To efficiently produce polycarbonate of excellent quality without a deteriorated product in the production process of polycarbonate by polymn. condensation of a reaction mixture by providing the passage to feed the reaction mixture with ...
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JP2000502788A |
PCT No. PCT/US96/20261 Sec. 371 Date Jun. 24, 1998 Sec. 102(e) Date Jun. 24, 1998 PCT Filed Dec. 23, 1996 PCT Pub. No. WO97/24572 PCT Pub. Date Jul. 10, 1997A ceramic packing element (500) is formed from a stack of ceramic plates (502) h...
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JP2000061290A |
To efficiently obtain a polycarbonate free from a degraded material and excellent in quality by using a specific flange having heat resistance, air tightness, pressure resistance and corrosion resistance and provided with a heating mediu...
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JP2000061291A |
To make performable the uniform kneading or the continuous treatment of a high viscosity reaction object by providing an extruder with reaction object circulating mechanism and a temp. control mechanism. The reaction device 1 is a biaxia...
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JP2000051683A |
To provide the subject method preventing that a charged main raw material or an additive impinges against the upper leading ends of stirring blades or the support part of the stirring blades to scatter to adhere to a reactor wall and cap...
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JP2993730B2 |
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JPH11349673A |
To provide an apparatus and a method for feeding a fluid, which are free from the troubles that a solidified reaction product having adhered and grown in the periphery of a fluid feed inlet opened in a reaction vessel of an esterificatio...
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JPH11347397A |
To reduce deteriorated substances and improve quality by using a Y-glove valve comprising a liquid contact part made of a material having corrosion resistance against a monohydroxy compound produced by reaction of an aromatic diol compou...
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JP2984976B2 |
PURPOSE: To provide a vessel in which assembling work inside its vessel body is sharply reduced and the production of a temperature regulating element and its incorporation into the vessel are effectively performed and also maintenance w...
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JP2975832B2 |
A processing vessel in which a temperature control element (5) having a helical flow passage (9) formed on an outer surface of an inner barrel (6) containing a processing liquid and a heating or cooling temperature control medium caused ...
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JP2973062B2 |
PURPOSE: To stably and continuously obtain a salt hardly soluble in water and of a uniform size by circulating a part of the produced slurry to a tube reactor when the salt hardly soluble water is produced by continuously supplying two o...
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JPH11292974A |
To provide the subject equipment capable of producing liquid to be treated, in which variation in its molecular weight distribution is small and its deterioration can be avoided, and useful for producing optical polycarbonate or the like...
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JPH11508876A |
A continuous process for the preparation of 2-hydroxy-4-methylthiobutanoic acid or a salt thereof which includes introducing an aqueous mineral acid into a nitrile hydrolysis reactor including a continuous stirred tank reactor and introd...
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JP2917080B2 |
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JPH11507094A |
A process for producing a substantially dry polymer particle powder. A mixture of polymerization reagents is formed from a mixture of at least one monomer source and a solvent selected from the group consisting essentially of water and o...
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JPH11140179A |
To provide a process for producing a highly viscous substance, suitable for agitating a highly viscous liquid. Upper and lower rectangular frames are connected to each other in an agitation tank. From the top of the tank, a liquid to be ...
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JPH11128732A |
To produce a high quality solid by precipitation by supplying a plurality of starting materials to a mixing chamber of a mixing apparatus comprising stirring blades through inlets formed in the circumferential wall of the chamber and dis...
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JP2853605B2 |
PURPOSE: To reduce the stagnation part of a liquid to be treated while enhancing quality by performing the operation of polymerization reaction by stirring blades formed by connecting the horizontal direction members provided to the lowe...
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JPH10314574A |
To provide a quality control method for presuming effectively reaction lots generating the cause of abnormal quality by clarifying the mixing ratio of the reaction lots to a product and presuming efficiently which of the reaction lots ge...
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JPH10218906A |
To provide a process for producing e.g. a condensation polymer by which the stagnation of the solution to be reacted can be reduced, the quality of the product can be improved, the circulation and flow in the reactor can be accelerated, ...
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JPH10202089A |
To improve dispersibility by separately introducing solutions of reaction materials in a layers and parallel flow at the time of producing a finely divided dispersion such as a suspension from a liquid medium produced by the reaction of ...
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JP2776504B2 |
Tubular reactor incorporating a convergent-divergent member or a convergent member at the exit of the zone for introducing reactants and a convergent-divergent member or a convergent member at the exit of the reaction zone just before th...
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JP2725869B2 |
PCT No. PCT/EP89/00447 Sec. 371 Date Jan. 16, 1990 Sec. 102(e) Date Jan. 16, 1990 PCT Filed Apr. 24, 1989 PCT Pub. No. WO89/10188 PCT Pub. Date Nov. 2, 1989.An apparatus for carrying out chemical reaction sequences includes a stack of re...
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JPH1043579A |
To provide a reactor dispensing with a driving structure such as blade necessary for stirring, free from the fear of explosion or the like and also capable of dealing with slow cooling or heating. This reactor 1 has as an essential eleme...
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JP2708709B2 |
PURPOSE: To prepare an organic isocyanate in high yield by thermally decomposing the corresponding carbamate in multiple steps and removing the alcohol produced by the thermal decomposition in the intermediate step of the steps by the st...
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JP2679630B2 |
PURPOSE: To obtain a contact tower achieving high treatment quantity and contact efficiency by appropriately alternately arranging shelf stages each consisting of a shelf plate extending in a horizontal direction so as to leave a liquid ...
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JP2659418B2 |
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JP2644030B2 |
A process for preparing pure water- and solvent-free sodium polysulphides directly from elemental sodium and sulphur. For this, the sodium and the sulphur are simultaneously metered under protective gas in a stoichiometric ratio correspo...
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JPH09206586A |
To control a flow rate and a liquid control level with average residence time maintained in a transient state by increasing or decreasing a liquid inflow by a prescribed ratio and equalizing a liquid outflow to the liquid inflow when the...
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JPH09506362A |
In the preparation of vinyl chloride by thermal cracking of 1,2-dichloroethane, three distillation stages are used to distill off first hydrogen chloride, then vinyl chloride and finally entrained hydrogen chloride with vinyl chloride. I...
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