CN102584084A

CN102584084A - Sulfamate water reducer and synthesizing device

Info

Publication number: CN102584084A
Application number: CN2012100482202A
Authority: CN
Inventors: 孙培灵; 关紫星; 关子君; 李军
Original assignee: HARBIN GONGYE DAXUE QIANGSHI CONCRETE TECHNOLOGY DEVELOPMENT Co Ltd
Current assignee: HARBIN GONGYE DAXUE QIANGSHI CONCRETE TECHNOLOGY DEVELOPMENT Co Ltd
Priority date: 2012-02-29
Filing date: 2012-02-29
Publication date: 2012-07-18

Abstract

The invention relates to a sulfamate water reducer and a synthesizing device and belongs to chemical products and equipment. The sulfamate water reducer comprises less than 90% of sodium sulfanilate, more than 96% of sodium sulfite, phenol with a crystallization point above 39 DEG C, leftovers phenol residues for producing benzene methylphenol, hydroquinone or resorcinol, less than 36.5% of formaldehyde, 30% of liquid alkali and water by weight percent; the synthesizing device of the sulfamate water reducer is composed of a condenser, a formaldehyde adding jar and a reaction kettle in connection with one another; a stirring assembly and a spiral heating and cooling assembly are arranged in the reaction kettle; and a discharging pipe with a valve is assembled at the bottom of the reaction kettle. The formula component of the water reducer is low-cost and the synthesizing device of the water reducer has the advantages of simple structure, low energy consumption for production, easiness and convenience in using and operating, strong specificity, high production efficiency and high product quality.

Description

A kind of sulfamate water reducer and synthesis device

Technical field

The invention belongs to Chemicals and synthesis device, relate generally to a kind of sulfamate water reducer prescription and preparation facilities.

Background technology

Sulfamate water reducer is the main product of current domestic water reducer, and the main production raw material of its sulfamate water reducer is industrial Sodium sulfanilate, phenol, formaldehyde and alkali.Wherein the price of large usage quantity ground Sodium sulfanilate and phenol is comparatively expensive, has greatly increased the production cost and the selling price of sulfamate water reducer, applies being restricted.

Summary of the invention

The purpose of the invention is exactly the problem that exists to above-mentioned prior art, researches and develops a kind of sulfamate water reducer of new prescription, reaches the purpose that reduces the sulfamate water reducer production cost; A kind of production unit of synthesizing amino sulphonate water reducer is provided simultaneously.

The objective of the invention is to realize like this: described sulfamate water reducer by following composition by weight unit per-cent form: content is greater than 90% Sodium sulfanilate 19.11%; Content is greater than 96% S-WAT 8.19%, and ctystallizing point is higher than 39 ℃ phenol 9.56%.Produce the tankage phenol slag 4.09% of phenyl methylcarbamate or Resorcinol or Resorcinol, content is greater than 36.5% formaldehyde 29.01%, the liquid caustic soda 1.37% of content 30%, water 28.67%.

A kind of aforesaid sulfamate water reducer synthesis device, said equipment drips jar by condensing surface, formaldehyde and reaction kettle constitutes; Equipped mixing assembly on reaction kettle, the stirring of described mixing assembly partly is configured in reaction kettle inside, also disposes in reaction kettle inside volution heating and cooling unit are installed, and the drainage conduit that has valve is fitted on the reaction kettle bottom; The formaldehyde feeding tube that has valve drips jar with formaldehyde and is communicated with, and the formaldehyde that is equipped with formaldehyde dropping valve drips the pipe two ends and is connected with reaction kettle with formaldehyde dropping jar respectively; The two ends of condensing surface inlet pipe are connected with condensing surface, reaction kettle with the two ends that condensing surface goes out pipe respectively; The water filling person in charge is communicated with cooling unit with condensing surface, reaction kettle, volution heating respectively with cooling unit water filling arm through condensing surface water filling arm, the reaction kettle water filling arm that has valve that has valve, the heating that has valve; Pipe coupling is propped up in the benzene powder feeding tube and the reaction kettle water filling that have valve, and its tie point is between the valve and reaction kettle on the reaction kettle water filling arm; The condenser return pipe that has valve is communicated with condensing surface; On heating and cooling unit water filling arm, valve and volution heat with cooling unit between the position be communicated with valvular heating of mounting strap and cooling unit vapour-discharge tube; Heating is communicated with cooling unit with the volution heating with cooling unit rising pipe and hot steam input tube.

The S-WAT that the present invention adopts price to be merely Sodium sulfanilate price 1/3rd partly substitutes Sodium sulfanilate, uses price partly to substitute phenol as the production phenyl methylcarbamate of phenol price 1/4th or the tankage phenol slag of Resorcinol or Resorcinol, cooperates with scientific and reasonable synthesis device and process method; Guarantee quality product with alternative before under the consistent preceding topic; Reduced production cost, its synthesis device is simple in structure, and production energy consumption is low; Use easy to operately, operation is reliable.

Description of drawings

Accompanying drawing is a kind of sulfamate water reducer synthesis device overall arrangement structural representation.

Piece number explanation among the figure:

1; Water filling is responsible for; 2; Benzene powder feeding tube; 3; Reaction kettle water filling arm; 4; Condenser return pipe; 5; Condensing surface water filling arm; 6; Condensing surface; 7; The condensing surface inlet pipe; 8; Condensing surface goes out pipe; 9; Mixing assembly; 10; Volution heating and cooling unit; 11; Formaldehyde drips jar; 12; Formaldehyde drips pipe; 13; The formaldehyde feeding tube; 14; Reaction kettle; 15; Heating and cooling unit rising pipe; 16; The hot steam input tube; 17; Drainage conduit; 18; Heating and cooling unit vapour-discharge tube; 19; Heating and cooling unit water filling arm.

Embodiment

Below in conjunction with accompanying drawing embodiment of the present invention is described in detail.Described sulfamate water reducer by following composition by weight unit per-cent form: content is greater than 90% Sodium sulfanilate 19.11%, and content is greater than 96% S-WAT 8.19%, and ctystallizing point is higher than 39 ℃ phenol 9.56%.Produce the tankage phenol slag 4.09% of phenyl methylcarbamate or Resorcinol or Resorcinol, content is greater than 36.5% formaldehyde 29.01%, the liquid caustic soda 1.37% of content 30%, water 28.67%.

The sulfamate water reducer synthesis device drips jar 11 by condensing surface 6, formaldehyde and reaction kettle 14 constitutes; Equipped mixing assembly 9 on reaction kettle 14, the stirring of described mixing assembly 9 partly is configured in reaction kettle 14 inside, also disposes in reaction kettle 14 inside volution heating and cooling unit 10 are installed, and the drainage conduit 17 that has valve is fitted on reaction kettle 6 bottoms; The formaldehyde feeding tube 13 that has a valve and formaldehyde drip jars 11 and are communicated with, and the formaldehyde that equipped formaldehyde drips valve drips pipe 12 two ends and drips jar 11 with formaldehyde respectively and be connected with reaction kettle 14; The two ends of condensing surface inlet pipe 7 are connected with condensing surface 6, reaction kettle 14 with the two ends that condensing surface goes out pipe 8 respectively; The water filling person in charge 1 is communicated with cooling unit 10 with condensing surface 6, reaction kettle 14, volution heating respectively with cooling unit water filling arm 19 through condensing surface water filling arm 5, the reaction kettle water filling arm 3 that has valve that has valve, the heating that has valve; The benzene powder feeding tube 2 that has valve is connected with reaction kettle water filling arm 3, and its tie point is between the valve and reaction kettle 14 on the reaction kettle water filling arm 3; The condenser return pipe 4 that has valve is communicated with condensing surface 6; On heating and cooling unit water filling arm 19, valve and volution heat with cooling unit 10 between the position be communicated with valvular heating of mounting strap and cooling unit vapour-discharge tube 18; Heating is communicated with cooling unit 10 with the volution heating with cooling unit rising pipe 15 and hot steam input tube 16.

Instance:

Take by weighing 560 kilograms of the Sodium sulfanilate of content more than 90%, 240 kilograms of the S-WAT of content more than 96%, ctystallizing point respectively and be higher than 840 kilograms in 40 kilograms of liquid caustic soda and the water of 39 ℃ 120 kilograms of 280 kilograms of phenol, phenol slags, 850 kilograms in the formaldehyde of content more than 36.5%, content 30%; It is subsequent use to amount to 2930 kilograms of raw material composition gross weights, and the per-cent that each composition weight accounts for gross weight is followed successively by 191.11%, 8.19%, 9.56%, 4.09%, 29.01%, 1.37% and 28.67%.

When synthetic; The Sodium sulfanilate, S-WAT and the water that in reaction kettle 14, add all wts; Utilize volution heating and cooling unit 10 with the temperature temperature control about 50 ℃, open mixing assembly 9 and make Sodium sulfanilate, S-WAT and water thorough mixing; Add whole liquid caustic soda again; When temperature is risen to 75 ± 5 ℃; Add whole phenol slags, whole phenol are added drop-wise in the time at 40-50min with reaction kettle water filling arm 3 through benzene powder feeding tube 2 successively react in 14 simultaneously, and utilize mixing assembly 9 constantly to stir; Continue to be warming up to 90-95 ℃, be incubated 3 hours; Then under 90 ± 3 ℃ of conditions; In 1.5-2.0 hour, dripping pipe 12 through formaldehyde drops to 850 kilograms the formaldehyde that formaldehyde drips in the jar 11 in the reaction kettle 14; Insulation is 4.5-5.0 hour under 95 ± 5 ℃ of environment; Promptly get the sulfamate water reducer product, be expelled to reaction kettle 14 outsides from drainage conduit 17.The hot steam that produces in the reaction kettle 14 in the synthetic job gets in the condensing surface 6 through condensing surface inlet pipe 7, and condensed liquid goes out pipe 8 from condensing surface and passes back in the reaction kettle 14.The water filling person in charge 1 and the cooling water circulation pipeline of condensing surface water filling arm 5 with condenser return pipe 4 formation condensing surfaces 6 accomplish the condensation operation.Water coolant gets in volutions heating and the cooling unit 10 from the water filling person in charge 1, heating and cooling unit water filling arm 19, discharges the 14 internal cooling operations of completion reaction kettle through heating with cooling unit rising pipe 15; In hot steam gets into volutions heating and cooling unit 10 from hot steam input tube 16, accomplish the interior heat temperature raising operation of reaction kettles 14 through heating and cooling unit water filling arm 19 and heating and cooling unit vapour-discharge tube 18.

Claims

1. sulfamate water reducer; It is characterized in that described sulfamate water reducer by following composition by weight unit per-cent form: content is greater than 90% Sodium sulfanilate 19.11%; Content is greater than 96% S-WAT 8.19%, and ctystallizing point is higher than 39 ℃ phenol 9.56%.Produce the tankage phenol slag 4.09% of phenyl methylcarbamate or Resorcinol or Resorcinol, content is greater than 36.5% formaldehyde 29.01%, the liquid caustic soda 1.37% of content 30%, water 28.67%.

2. the synthesis device of a sulfamate water reducer as claimed in claim 1 is characterized in that said equipment drips jar (11) by condensing surface (6), formaldehyde and reaction kettle (14) constitutes; Go up equipped mixing assembly (9) at reaction kettle (14); The stirring of described mixing assembly (9) partly is configured in reaction kettle (14) inside; Also dispose heating of installation volution and cooling unit (10) in reaction kettle (14) inside, the drainage conduit (17) that has valve is fitted on reaction kettle (6) bottom; The formaldehyde feeding tube (13) that has valve drips jar (11) with formaldehyde and is communicated with, and formaldehyde dropping pipe (12) two ends of equipped formaldehyde dropping valve drip jar (11) with formaldehyde respectively and are connected with reaction kettle (14); The two ends of condensing surface inlet pipe (7) are connected with condensing surface (6), reaction kettle (14) with the two ends that condensing surface goes out pipe (8) respectively; Water filling is responsible for (1) and is communicated with cooling unit (10) with condensing surface (6), reaction kettle (14), volution heating respectively with cooling unit water filling arm (19) through condensing surface water filling arm (5), the reaction kettle water filling arm (3) that has valve that has valve, the heating that has valve; The benzene powder feeding tube (2) that has valve is connected with reaction kettle water filling arm (3), and its tie point is positioned between the valve and reaction kettle (14) on the reaction kettle water filling arm (3); The condenser return pipe (4) that has valve is communicated with condensing surface (6); Heating go up, be positioned at cooling unit water filling arm (19) valve and volution heat with cooling unit (10) between the position be communicated with valvular heating of mounting strap and cooling unit vapour-discharge tube (18); Heating is communicated with cooling unit (10) with the volution heating with cooling unit rising pipe (15) and hot steam input tube (16).