Alkyl glycoside sulfonate surfactant as well as preparation method and application thereof

Abstract

The invention provides a preparation method of an alkyl glycoside sulfonate surfactant, which comprises the following steps: S1, adding epichlorohydrin and sodium hydrogen sulfite into a tank body, adding into a mixed solvent of water and alcohol, stirring the solution entering the tank body through a stirring mechanism, carrying out ring opening on the epichlorohydrin, carrying out addition reaction, and after the reaction is finished, adding sodium hydrogen sulfite into the tank body, and recrystallizing the product. According to the alkyl glycoside sulfonate surfactant and the preparation method and application thereof, water in the vertical water tank is pumped out and sprayed out through the cleaning mechanism while the cleaning mechanism moves up and down in the tank body, and raw materials attached to the inner wall of the tank body and the surface of the stirring mechanism are washed; and meanwhile, water attached to the surfaces of the tank body and the stirring mechanism is cleaned through cooperation of a cleaning piece and an air spraying head, and water residues are reduced.

Description

Technical Field

[0001] The present invention relates to the field of surfactants, and in particular to an alkyl glycoside sulfonate surfactant and a preparation method and application thereof. Background Art

[0002] Surfactants, also known as interfacial agents, are compounds that can significantly reduce the surface tension or interfacial tension between two liquids, between liquid and gas, and between liquid and solid. The molecular structure of surfactants has two properties: one end is a hydrophilic group and the other end is a hydrophobic group.

[0003] Currently, alkyl glycoside sulfonate is reacted in a reactor, and after the reaction is completed, various raw materials and other substances will remain on the inner wall surface of the reactor, making it easy for bacteria to grow inside the reactor or the residual raw materials will affect the subsequent raw material reaction and the use of the reactor. Therefore, it is necessary to provide an alkyl glycoside sulfonate surfactant and its preparation method and application to solve the above technical problems. Summary of the invention

[0004] The invention provides an alkyl glycoside sulfonate surfactant and a preparation method and application thereof, which solves the problem that various raw materials and other substances may remain on the inner wall surface of the reactor, which may easily breed bacteria or the residual raw materials may affect subsequent raw material reactions.

[0005] In order to solve the above technical problems, the present invention provides a method for preparing an alkyl glycoside sulfonate surfactant, comprising:

[0006] S1: After epichlorohydrin and sodium bisulfite are put into the interior of the tank, they enter into a mixed solvent of water and alcohol, and the solution entering the tank is stirred by a stirring mechanism, and epichlorohydrin is ring-opened to undergo an addition reaction. After the reaction is completed, the product is recrystallized, filtered, and dried to obtain a 3-chloro-2-hydroxypropyl sodium sulfonate intermediate;

[0007] S2: After the sodium 3-chloro-2-hydroxypropyl sulfonate intermediate and the alkyl glucoside are put into the tank, a condensation reaction occurs in an organic solvent DMF in the presence of an alkali catalyst. After the reaction is completed, the solvent is removed by suction filtration and reduced pressure distillation to obtain an alkyl glucoside sulfonate;

[0008] S3: When the tank is not in use, the cleaning mechanism moves up and down, and clean water in the water tank is pumped out to clean the inside of the tank;

[0009] S4: After the cleaning is completed, the cleaning mechanism moves from top to bottom, and the water attached to the inner wall of the tank body and the water on the surface of the stirring mechanism are cleaned by the cleaning member, thereby reducing the amount of water attached to the inside of the tank body and the surface of the stirring mechanism.

[0010] Preferably, the stirring mechanism comprises a stirring motor, an output end of the stirring motor is connected to a stirring rod via a coupling, and a plurality of stirring blades are fixedly connected to the surface of the stirring rod.

[0011] Preferably, the cleaning mechanism includes a hydraulic rod, a movable frame is provided at the output end of the hydraulic rod, a movable ring is fixedly installed at one end of the movable frame, a water spray head is fixedly installed on the surface of the movable ring, a jet head is provided on the surface of the movable ring, a delivery pipe is provided inside the movable frame, and a water pump is provided at one end of the delivery pipe.

[0012] Preferably, a drainage pipe is fixedly installed inside the tank body, conveying members are arranged on both sides of the drainage pipe, and a water tank is arranged at one end of the conveying member.

[0013] Preferably, a filter mechanism is provided inside the water tank, a first filter layer is provided inside the filter mechanism, and a second filter layer is provided at the bottom of the first filter layer.

[0014] Preferably, a rotating frame is fixedly installed inside the tank body, one end of the rotating frame is rotatably connected to a driving wheel, a passive wheel is meshed with the surface of the driving wheel, a positioning groove is opened inside the driving wheel, and a positioning block is slidably connected inside the positioning groove.

[0015] Preferably, one end of the movable frame is fixedly connected to a rotating wheel, a rotating sleeve is meshed on the surface of the rotating wheel, and a supporting frame is rotatably connected to the surface of the movable frame.

[0016] Preferably, a rotating groove is provided inside the movable ring, and a rotating ring is rotatably connected inside the rotating groove.

[0017] An alkyl glycoside sulfonate surfactant, the alkyl glycoside sulfonate surfactant is prepared by the synthesis method, and the structural formula of the alkyl glycoside sulfonate surfactant is as follows:

[0018]

[0019]

[0020] Wherein, R represents an alkyl chain with different carbon chain lengths, and n is 1 or 2.

[0021] An application of an alkyl glycoside sulfonate surfactant is used to apply the alkyl glycoside sulfonate surfactant inside a cleaning agent.

[0022] Compared with the related art, the alkyl glycoside sulfonate surfactant provided by the present invention and its preparation method and application have the following beneficial effects:

[0023] The present invention provides an alkyl glucoside sulfonate surfactant and a preparation method and application thereof. When a cleaning mechanism moves up and down inside a tank body, water inside a vertical water tank is drawn out and sprayed out through the cleaning mechanism to rinse the inner wall of the tank body and raw materials attached to the surface of a stirring mechanism, thereby cleaning the inside of the tank body and reducing the growth of bacteria. At the same time, a cleaning member cooperates with a spray head to clean the water attached to the surface of the tank body and the stirring mechanism, thereby reducing water residue. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic structural diagram of a first embodiment of an alkyl glycoside sulfonate surfactant and a preparation method and application thereof provided by the present invention;

[0025] Figure 2 for Figure 1 A schematic diagram of the structure of a sectional view of the tank body shown;

[0026] Figure 3 for Figure 1 A schematic cross-sectional view of the water tank shown;

[0027] Figure 4 A schematic structural diagram of a second embodiment of an alkyl glycoside sulfonate surfactant and a preparation method and application thereof provided by the present invention;

[0028] Figure 5 for Figure 4 The structural schematic diagram of the driving wheel shown;

[0029] Figure 6 for Figure 4 An enlarged schematic diagram of part A is shown.

[0030] Numbers in the figure: 1. Tank body,

[0031] 2. stirring mechanism, 21. stirring motor, 22. stirring rod, 23. stirring blade,

[0032] 3. Cleaning mechanism, 31. Hydraulic rod, 32. Moving frame, 33. Moving ring, 34. Spray head, 35. Jet head, 36. Delivery pipe, 37. Water pump,

[0033] 4. Cleaning parts,

[0034] 5. Water tank, 6. Drain pipe, 7. Conveying parts,

[0035] 8. Rotating frame, 9. Driving wheel, 10. Passive wheel, 11. Positioning groove, 12. Positioning block, 13. Rotating wheel, 14. Rotating sleeve, 15. Support frame, 16. Rotating groove, 17. Rotating ring,

[0036] 18. Filter mechanism, 181. First filter layer, 182. Second filter layer. DETAILED DESCRIPTION

[0037] The present invention will be further described below in conjunction with the accompanying drawings and implementation modes.

[0038] First embodiment

[0039] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 A schematic structural diagram of a first embodiment of an alkyl glycoside sulfonate surfactant and a preparation method and application thereof provided by the present invention; Figure 2 for Figure 1 A schematic diagram of the structure of a sectional view of the tank body shown; Figure 3 for Figure 1 A method for preparing an alkyl glycoside sulfonate surfactant comprises:

[0040] S1: After epichlorohydrin and sodium bisulfite are put into the interior of the tank body 1, they enter into a mixed solvent of water and alcohol, and the solution entering the interior of the tank body 1 is stirred by a stirring mechanism 2, and epichlorohydrin is ring-opened to undergo an addition reaction. After the reaction is completed, the product is recrystallized, filtered, and dried to obtain a 3-chloro-2-hydroxypropyl sodium sulfonate intermediate;

[0041] S2: After the sodium 3-chloro-2-hydroxypropyl sulfonate intermediate and the alkyl glucoside are put into the tank 1, a condensation reaction occurs in the organic solvent DMF in the presence of an alkali catalyst. After the reaction is completed, the solvent is removed by suction filtration and reduced pressure distillation to obtain the alkyl glucoside sulfonate;

[0042] S3: When the tank body 1 is not in use, the cleaning mechanism 3 moves up and down, and the clean water in the water tank 5 is pumped out to clean the inside of the tank body 1;

[0043] S4: After the cleaning is completed, the cleaning mechanism 3 moves from top to bottom, and the water attached to the inner wall of the tank body 1 and the water on the surface of the stirring mechanism 2 are cleaned by the cleaning member 4, thereby reducing the water attached to the inside of the tank body 1 and the surface of the stirring mechanism 2.

[0044] The stirring mechanism 2 includes a stirring motor 21 , an output end of the stirring motor 21 is connected to a stirring rod 22 via a coupling, and a plurality of stirring blades 23 are fixedly connected to the surface of the stirring rod 22 .

[0045] The stirring motor 21 is fixedly installed on the top of the tank body 1, and the stirring rod 22 is rotatably connected to the inside of the tank body 1, which is used to drive the stirring rod 22 connected to multiple stirring blades 23 to rotate to one side after starting the stirring motor 21, thereby stirring the raw materials inside the tank body 1.

[0046] The cleaning mechanism 3 includes a hydraulic rod 31, a movable frame 32 is provided at the output end of the hydraulic rod 31, a movable ring 33 is fixedly installed at one end of the movable frame 32, a water spray head 34 is fixedly installed on the surface of the movable ring 33, a jet head 35 is provided on the surface of the movable ring 33, a delivery pipe 36 is provided inside the movable frame 32, and a water pump 37 is provided at one end of the delivery pipe 36.

[0047] Hydraulic rods 31 are fixedly installed on both sides of the tank body 1 , one end of the two hydraulic rods 31 is fixedly connected to a moving frame 32 , and one end of the two moving frames 32 is fixedly connected to the top of the moving ring 33 .

[0048] The water pump 37 is fixedly installed inside the water tank 5 .

[0049] A drainage pipe 6 is fixedly installed inside the tank body 1 , and conveying members 7 are arranged on both sides of the drainage pipe 6 , and a water tank 5 is arranged at one end of the conveying member 7 .

[0050] Two annular grooves are formed inside the movable ring 33, and one end of each water spray head 34 and each of each of multiple air spray heads 35 are fixedly mounted inside the two annular grooves.

[0051] The conveying member 7 includes an air pump, the output end of which is fixedly installed inside one of the two moving frames 32 through a connecting pipe, and one end of which is fixedly installed inside an annular groove inside the moving ring 33 for supplying air to the multiple nozzles 35.

[0052] Delivery pipes 36 are fixedly installed at both ends of the water pump 37. The delivery pipe 36 at the input end of the water pump 37 is fixedly installed inside the water tank 5, and one end of the delivery pipe 36 at the output end is fixedly installed inside another annular groove, which is used to supply water to multiple sprinkler heads 34.

[0053] A filter mechanism 18 is disposed inside the water tank 5 . A first filter layer 181 is disposed inside the filter mechanism 18 . A second filter layer 182 is disposed at the bottom of the first filter layer 181 .

[0054] The first filter layer 181 is an active elastic layer, and the second filter layer 182 is a filter net, which is used to filter the discharged sewage.

[0055] The working principle of an alkyl glycoside sulfonate surfactant and its preparation method and application provided by the present invention is as follows:

[0056] When in use, after the raw material reaction inside the tank body 1 is completed, the two hydraulic rods 31 are started to retract, thereby driving the two movable frames 32 connected to the movable ring 33 to move downward. At the same time, the water pump 37 pumps out the water inside the water tank 5, and after transporting it into the interior of the movable ring 33 through the delivery pipe 36, it is sprayed out through multiple water spray heads 34 to rinse the interior of the tank body 1 and the surface of the stirring mechanism 2.

[0057] After the flushing is completed and the water pump 37 is turned off, the cleaning member 4 is started to enable the plurality of jet heads 35 to clean the interior of the tank body 1 and the surface of the stirring mechanism 2 .

[0058] Compared with the related art, the alkyl glycoside sulfonate surfactant provided by the present invention and its preparation method and application have the following beneficial effects:

[0059] The present invention provides an alkyl glucoside sulfonate surfactant and a preparation method and application thereof. When a cleaning mechanism 3 moves up and down inside a tank body 1, water inside a vertical water tank 5 is drawn out and sprayed out through the cleaning mechanism 3 to rinse the inner wall of the tank body 1 and raw materials attached to the surface of a stirring mechanism 2, thereby cleaning the inside of the tank body 1 and reducing the growth of bacteria. At the same time, a cleaning member 4 cooperates with a spray head 35 to clean water attached to the surfaces of the tank body 1 and the stirring mechanism 2, thereby reducing water residue.

[0060] Second embodiment

[0061] Please refer to Figure 4 , Figure 5 and Figure 6 Based on the alkyl glycoside sulfonate surfactant and its preparation method and application provided in the first embodiment of the present application, the second embodiment of the present application proposes another alkyl glycoside sulfonate surfactant and its preparation method and application. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0062] Specifically, the second embodiment of the present application provides an alkyl glycoside sulfonate surfactant and its preparation method and application. The difference is that, in an alkyl glycoside sulfonate surfactant and its preparation method and application, a rotating frame 8 is fixedly installed inside the tank body 1, and one end of the rotating frame 8 is rotatably connected to a driving wheel 9, and a passive wheel 10 is meshed on the surface of the driving wheel 9, and a positioning groove 11 is opened inside the driving wheel 9, and a positioning block 12 is slidably connected inside the positioning groove 11.

[0063] Two positioning grooves 11 are provided inside the driving wheel 9, and positioning blocks 12 are slidably connected inside the two positioning grooves 11. One side of the two positioning blocks 12 is respectively fixedly connected to the two sides of the surface of a moving frame 32, so that the driving wheel 9 can slide on the surface of the moving frame 32, and when the driving wheel 9 rotates to one side, it drives the two positioning blocks 12 to rotate to one side, thereby causing the moving frame 32 to rotate to one side.

[0064] The driving wheel 9 and the driven wheel 10 are both gears, and the driven wheel 10 is fixedly connected to the surface of the stirring rod 22 .

[0065] One end of the moving frame 32 is fixedly connected to a rotating wheel 13 , a rotating sleeve 14 is meshed on the surface of the rotating wheel 13 , and a supporting frame 15 is rotatably connected to the surface of the moving frame 32 .

[0066] One of the surfaces of the two moving frames 32 is fixedly connected to the support frame 15 , and the other is rotatably connected to the support frame 15 . The rotating wheel 13 is a gear, the rotating sleeve 14 is a gear sleeve matched with the rotating wheel 13 , and the bottom of the rotating sleeve 14 is fixedly connected to the top of the moving ring 33 .

[0067] A rotation groove 16 is formed inside the movable ring 33 , and a rotation ring 17 is rotatably connected inside the rotation groove 16 .

[0068] The top of the rotating ring 17 is fixedly connected to one end of the two supporting frames 15 respectively.

[0069] Two annular grooves are provided inside the movable ring 33, and one end of the multiple water spray heads 34 and the multiple air spray heads 35 are respectively fixedly installed inside the two annular grooves, and the insides of the two annular grooves are rotatably connected with circular rings, and the tops of the two circular rings are respectively fixedly installed on one end of the delivery pipe 36 and one end of the air pipe of the cleaning member 4, and the delivery pipe 36 and the air pipe of the cleaning member 4 are both hard pipes, and are slidably connected to the inside of the tank body 1, so that when the movable ring 33 rotates to one side, the delivery pipe 36 and the air pipe can continue to deliver water and gas to the multiple water spray heads 34 and the multiple air spray heads 35.

[0070] An alkyl glycoside sulfonate surfactant, the alkyl glycoside sulfonate surfactant is prepared by the synthesis method, and the structural formula of the alkyl glycoside sulfonate surfactant is as follows:

[0071]

[0072] Wherein, R represents an alkyl chain with different carbon chain lengths, and n is 1 or 2.

[0073] An application of an alkyl glycoside sulfonate surfactant is used to apply the alkyl glycoside sulfonate surfactant inside a cleaning agent.

[0074] The working principle of an alkyl glycoside sulfonate surfactant and its preparation method and application provided by the present invention is as follows:

[0075] When in use, after the stirring mechanism 2 is started, it drives the passive wheel 10 to rotate to one side, thereby driving the driving wheel 9 connected to the moving frame 32 to rotate to one side, and when the driving wheel 9 rotates to one side, it engages with the rotating sleeve 14 to connect the moving ring 33 to rotate to one side, and when the moving ring 33 rotates to one side, it drives the rotating ring 17 to rotate to one side inside the rotating groove 16, so that when the moving ring 33 rotates to one side, it drives multiple water spray heads 34 and multiple air spray heads 35 to rotate to one side.

[0076] Compared with the related art, the alkyl glycoside sulfonate surfactant provided by the present invention and its preparation method and application have the following beneficial effects:

[0077] The present invention provides an alkyl glucoside sulfonate surfactant and a preparation method and application thereof. The stirring mechanism 2 drives the passive wheel 10 to mesh with the driving wheel 9 and rotate to one side, so that the moving frame 32 drives the rotating wheel 13 to mesh with the rotating sleeve 14 and rotate to one side, and the moving ring 33 rotates to one side, so that the interior of the tank body 1 can be cleaned in all aspects without dead angles, thereby improving the cleaning effect.

[0078] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A method for preparing an alkyl glycoside sulfonate surfactant, characterized in that: include: S1: After epichlorohydrin and sodium bisulfite are put into the interior of the tank, they enter into a mixed solvent of water and alcohol, and the solution entering the tank is stirred by a stirring mechanism, and epichlorohydrin is ring-opened to undergo an addition reaction. After the reaction is completed, the product is recrystallized, filtered, and dried to obtain a 3-chloro-2-hydroxypropyl sodium sulfonate intermediate; S2: After the sodium 3-chloro-2-hydroxypropyl sulfonate intermediate and the alkyl glucoside are put into the tank, a condensation reaction occurs in an organic solvent DMF in the presence of an alkali catalyst. After the reaction is completed, the solvent is removed by suction filtration and reduced pressure distillation to obtain an alkyl glucoside sulfonate; S3: When the tank is not in use, the cleaning mechanism moves up and down, and clean water in the water tank is pumped out to clean the inside of the tank; S4: After the cleaning is completed, the cleaning mechanism moves from top to bottom, and the water attached to the inner wall of the tank body and the water on the surface of the stirring mechanism are cleaned by the cleaning member, thereby reducing the amount of water attached to the inside of the tank body and the surface of the stirring mechanism.

2. The method for preparing an alkyl glycoside sulfonate surfactant according to claim 1, characterized in that: The stirring mechanism comprises a stirring motor, the output end of the stirring motor is connected to a stirring rod via a coupling, and a plurality of stirring blades are fixedly connected to the surface of the stirring rod.

3. The method for preparing an alkyl glycoside sulfonate surfactant according to claim 1, characterized in that: The cleaning mechanism includes a hydraulic rod, a movable frame is provided at the output end of the hydraulic rod, a movable ring is fixedly installed at one end of the movable frame, a water spray head is fixedly installed on the surface of the movable ring, a jet head is provided on the surface of the movable ring, a delivery pipe is provided inside the movable frame, and a water pump is provided at one end of the delivery pipe.

4. The method for preparing an alkyl glycoside sulfonate surfactant according to claim 1, characterized in that: A drainage pipe is fixedly installed inside the tank body, and conveying members are arranged on both sides of the drainage pipe, and a water tank is arranged at one end of the conveying member.

5. The method for preparing an alkyl glycoside sulfonate surfactant according to claim 4, characterized in that: A filter mechanism is arranged inside the water tank, a first filter layer is arranged inside the filter mechanism, and a second filter layer is arranged at the bottom of the first filter layer.

6. The method for preparing an alkyl glycoside sulfonate surfactant according to claim 4, characterized in that: A rotating frame is fixedly installed inside the tank body, one end of the rotating frame is rotatably connected to a driving wheel, a passive wheel is meshed on the surface of the driving wheel, a positioning groove is opened inside the driving wheel, and a positioning block is slidably connected inside the positioning groove.

7. The method for preparing an alkyl glycoside sulfonate surfactant according to claim 3, characterized in that: One end of the moving frame is fixedly connected with a rotating wheel, a rotating sleeve is meshed on the surface of the rotating wheel, and a supporting frame is rotatably connected to the surface of the moving frame.

8. The method for preparing an alkyl glycoside sulfonate surfactant according to claim 3, characterized in that: A rotating groove is provided inside the movable ring, and a rotating ring is rotatably connected inside the rotating groove.

9. An alkyl glycoside sulfonate surfactant, characterized in that: The alkyl glycoside sulfonate surfactant is prepared by the synthesis method described in any one of claims 1 to 8, and the structural formula of the alkyl glycoside sulfonate surfactant is as follows: Wherein, R represents an alkyl chain with different carbon chain lengths, and n is 1 or 2.

10. An application of an alkyl glycoside sulfonate surfactant, characterized in that: Used to apply the alkyl glycoside sulfonate surfactant of claim 9 to the interior of a cleaning agent.

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