CN105536673A - Reactor for preparation of water-in-oil emulsion - Google Patents

Reactor for preparation of water-in-oil emulsion Download PDF

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Publication number
CN105536673A
CN105536673A CN201510919932.0A CN201510919932A CN105536673A CN 105536673 A CN105536673 A CN 105536673A CN 201510919932 A CN201510919932 A CN 201510919932A CN 105536673 A CN105536673 A CN 105536673A
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CN
China
Prior art keywords
porous
stirrer
main
shearing
water
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Pending
Application number
CN201510919932.0A
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Chinese (zh)
Inventor
倪邦庆
司腾飞
祝春兰
范明明
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Jiangnan University
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Jiangnan University
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Priority to CN201510919932.0A priority Critical patent/CN105536673A/en
Publication of CN105536673A publication Critical patent/CN105536673A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18Stationary reactors having moving elements inside
    • B01J19/1806Stationary reactors having moving elements inside resulting in a turbulent flow of the reactants, such as in centrifugal-type reactors, or having a high Reynolds-number
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40Mixing liquids with liquids; Emulsifying
    • B01F23/43Mixing liquids with liquids; Emulsifying using driven stirrers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • B01F27/902Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms  cooperating with intermeshing elements fixed on the receptacle walls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006Controlling or regulating processes
    • B01J19/0013Controlling the temperature of the process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00074Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094Jackets

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Colloid Chemistry (AREA)

Abstract

The invention belongs to the technical field of emulsion preparation, and in particular, relates to a reactor for preparation of a water-in-oil emulsion; the reactor is characterized by being composed of a container main body, a jacket, a main stirrer and a porous shearing stirrer; the main stirrer and the porous shearing stirrer are mounted in a concentric shaft manner and can operate in differential rotation speeds. The main stirrer makes a material produce a flow field, because the main stirrer is provided with three layers of paddles with different inclined paddle angles, the material produces a hydrodynamic force under the action of the paddles and flows in an inclined paddle angle, different-direction flowing impact of the fluid in a container is formed, and thus a complete mixing flow effect is achieved; the porous shearing stirrer is mounted in a manner that four layers of paddles are staggered with the paddles of the main stirrer, convection flow impact is generated between the fluids, appropriate-strength shearing is obtained at porous parts, and an oil-water mixed liquid is well emulsified; the prepared water-in-oil (W/O) emulsion has narrow particle size distribution, and the reactor is especially suitable for preparation of the water-in-oil (W/O) emulsion with the water content in a wide range.

Description

One prepares water-in-oil emulsion reactor
Technical field
The invention belongs to novel emulsion preparing technical field, particularly relate to one and prepare water-in-oil emulsion reactor.
Background technology
Water-In-Oil (W/O) emulsion is mixed to form by oil, water and emulsifying agent.The form of system is that water is scattered in oil with the form of droplet.Aqueous phase is interior phase or decentralized photo, and oil is foreign minister or decentralized medium.Adding of emulsifying agent, greatly can reduce the tension force at oil/water interface, and form interfacial film in Interfacial Adsorption, thus ensure that the stability of emulsion to a certain extent.But from thermodynamic consideration, water-in-oil emulsion is Unstable Systems, its stability is relative, temporary transient.The mainly sedimentation of aqueous phase liquid pearl of the unstable form of water-in-oil emulsion, gathering and coalescence.Make emulsion fundamental way stable as far as possible be in oil, water termination, form poly-close film, significantly to reduce interfacial tension, increase interfacial film strength. prevent the coalescence of aqueous phase liquid pearl.By suitable mechanical dispersion effect, the stable of High water cut water-in-oil emulsion long period can be kept.
Water-in-oil emulsion technology of preparing is widely used in scientific research, production and daily life, such as, at oil product, and drilling fluid, the research of skin care item etc. and in producing.In grease-contained skin care item, " Water-In-Oil " is more conducive to the moisturizing of lock water, is applicable to dry autumn and winter season use.
The preparation of water in oil emulsion also exists the problem such as the wide and poor controllability of distribution of particles of stability of emulsion difference, emulsion always.Existing emulsification equipment adopts convention stir reactor usually, due to the version of agitator, does not adapt to the requirement that the emulsification of water-in-oil system is good, and the emulsion particle diameter distribution of preparation is wide, and product is unstable.Existing homogenizer emulsifying device, because homogenizer shearing force is too strong, makes moisture many water-in-oil emulsions very easily smash, becomes O/w emulsion, can not get satisfied water-in-oil emulsion.
Summary of the invention
The object of this invention is to provide one and prepare water-in-oil emulsion reactor, there is easy to operate, structure simple, effectively can prepare the water-in-oil emulsion of wide region water content, overcome the relevant shortcoming of conventional emulsion equipment.
According to design provided by the present invention, described one prepares water-in-oil emulsion reactor, comprise the container body (1) of reactor, chuck (2), main agitator (3) and porous shearing stirrer (4), it is characterized in that: container body (1) is connected with chuck (2), main agitator (3) and porous shearing stirrer (4) are arranged in container body (1), main stirrer shaft (3.4) is in porous shearing stirrer axle (4.5), both form sleeve, main blender reducer (3.5) is located on porous shearing stirrer reductor (4.5).
Described container body (1) comprises straight barrel (1.1), low head (1.2), upper cover (1.3), feed tube (1.4), manhole (1.5) and discharge nozzle (1.6).Straight barrel (1.1) connects into entirety with low head (1.2) and upper cover (1.3), feed tube (1.4) and manhole (1.5) are arranged on upper cover (1.2), and discharge nozzle (1.6) is arranged on the bottom of low head (1.2).Low head (1.2) is standard ellipse form.
Described chuck (2) comprises jacket cylinder (2.1), jacket head (2.2), chuck lower tube (2.3) and chuck upper tube (2.4).Jacket cylinder (2.1) and jacket head (2.2) connect into entirety, and they are connected with container body (1).
Described main agitator (3) comprises lower floor's paddle (3.1), intermediate agitation oar (3.2), upper strata paddle (3.3), main stirrer shaft (3.4), main blender reducer (3.5) and main agitator motor (3.6).Lower floor's paddle (3.1), intermediate agitation oar (3.2) are connected with main stirrer shaft (3.4) with upper strata paddle (3.3), and main stirrer shaft (3.4) is connected with main blender reducer (3.5).Lower floor's paddle (3.1) is four leaves, 45 ° of folding oars, intermediate agitation oar (3.2) two leaf 45 ° of folding oars, both are folded to identical, and upper strata paddle (3.3) is two leaves, 45 ° of folding oars, and it is folded to contrary with being folded to of intermediate agitation oar (3.2).
Described porous shearing stirrer (4) comprises axle sleeve (4.1), porous blade (4.2), stirs frame (4.3), crossbeam (4.4), porous shearing stirrer axle (4.5), porous shearing stirrer reductor (4.6) and motor (4.7).Porous blade (4.2) is arranged on and stirs on frame (4.3), crossbeam (4.4) is connected with porous shearing stirrer axle (4.5) with stirring frame (4.3), porous shearing stirrer reductor (4.6) is connected with porous shearing stirrer axle (4.5), and axle sleeve (4.1) is connected with main stirrer shaft (3.4).
Described porous shearing stirrer (4) is arranged along the inwall of container body (1), and its 4 layers of porous blades (4.2) have circular hole, and the diameter of circular hole is at 5 ~ 20mm, and percent opening is 20 ~ 50%.
Beneficial effect of the present invention is that main agitator and porous shearing stirrer are installed with concentric shafts form, can difference formula rotary speed run.Main stirring rotation makes material produce flow field, and because main agitator is by the blade of three layers of oblique propeller angle of difference, material produces fluid dynamic under blade effect, flows with oblique propeller angle, and the flowing forming container inner fluid different directions is clashed into, and reaches the effect of complete mixing flow; Porous shearing stirrer staggers with the blade of four layers of blade and main agitator and installs, the fluid that main stirring promotes becomes convection currents impinge with the paddle-shaped of porous shearing stirrer, the shearing of proper strength is obtained at porous place, make oil-water mixture emulsification excellent, because the size of agitator is close to chamber wall, and blade quantity is many and area is large, guarantee that main body mixing is excellent; Container adopts elliptic end socket, and material fluidity is good, and blowing is convenient; Water-In-Oil (W/O) emulsion particle diameter narrowly distributing prepared by the present invention, is especially applicable to Water-In-Oil (W/O) emulsion of preparation water content wide region.
Accompanying drawing explanation
Fig. 1 is that one prepares water-in-oil emulsion structure of reactor schematic diagram.
Detailed description of the invention
Figure 1 shows that one prepares water-in-oil emulsion structure of reactor schematic diagram, form primarily of container body 1, chuck 2, main agitator 3 and porous shearing stirrer 4, it is characterized in that: container body 1 is connected with chuck 2, main agitator 3 and porous shearing stirrer 4 are arranged in container body 1, main stirrer shaft 3.4 is in porous shearing stirrer axle 4.4, both form sleeve, and main blender reducer 3.5 is located on porous shearing stirrer reductor 4.6.
Described container body 1 comprises straight barrel 1.1, low head 1.2, upper cover 1.3, feed tube 1.4, manhole 1.5 and discharge nozzle 1.6.Straight barrel 1.1 connects into entirety with low head 1.2 and upper cover 1.3, and feed tube 1.4 and manhole 1.5 are arranged on upper cover 1.2, and discharge nozzle 1.6 is arranged on the bottom of low head 1.2.Container closure, vacuum-pumping operates, and eliminates bubble and produces.Feeding intake of oil phase material can be carried out at manhole 1.5, and aqua and emulsifying agent carry out at feed tube 1.4, and the emulsion finished product after preparation is released by discharge nozzle 1.6.Low head 1.2 is standard ellipse form, makes emulsion material fluidity good, and blowing is convenient.
Described chuck 2 comprises jacket cylinder 2.1, jacket head 2.2, chuck lower tube 2.3 and chuck upper tube 2.4.Jacket cylinder 2.1 and jacket head 2.2 connect into entirety, and they are connected with container body 1.Chuck can for the heating needed for emulsion preparation technology or cooling, and heating or cooling medium passes in and out by chuck lower tube 2.3 and chuck upper tube 2.4, meets technological requirement.
Described main agitator 3 is made up of lower floor's paddle 3.1, intermediate agitation oar 3.2, upper strata paddle 3.3, main stirrer shaft 3.4, main blender reducer 3.5 and main agitator motor 3.6.Lower floor's paddle 3.1, intermediate agitation oar 3.2 are connected with main stirrer shaft 3.4 with upper strata paddle 3.3, and main stirrer shaft 3.4 is connected with main blender reducer 3.5.Lower floor's paddle 3.1 is four leaves, 45 ° of folding oars, intermediate agitation oar 3.2 2 leaf 45 ° of folding oars, and both are folded to identical, and upper strata paddle 3.3 is two leaves, 45 ° of folding oars, and it is folded to contrary with being folded to of intermediate agitation oar 3.2.Main stirring rotation makes material produce flow field, and because main agitator is by the blade of three layers of oblique propeller angle of difference, material produces fluid dynamic under blade effect, flows with oblique propeller angle, and the flowing forming container inner fluid different directions is clashed into, and reaches the effect of complete mixing flow.
Described porous shearing stirrer 4 comprises axle sleeve 4.1, porous blade 4.2, stirs frame 4.3, crossbeam 4.4, porous shearing stirrer axle 4.5, porous shearing stirrer reductor 4.6 and motor 4.7.Porous blade 4.2 is arranged on and stirs on frame 4.3, and crossbeam 4.4 is connected with porous shearing stirrer axle 4.5 with stirring frame 4.3, and porous shearing stirrer reductor 4.6 is connected with porous shearing stirrer axle 4.5, and axle sleeve 4.1 is connected with main stirrer shaft 3.4.Porous shearing stirrer staggers with the blade of 4 layers of blade and main agitator and installs, and the fluid that main stirring promotes becomes convection currents impinge with the paddle-shaped of porous shearing stirrer, obtains the shearing of proper strength, make oil-water mixture emulsification excellent at porous place.Porous shearing stirrer 4 is arranged along the inwall of container body 1, its 4 layers of porous blades 4.2 have circular hole, the diameter of circular hole is at 5 ~ 20mm, percent opening is 20 ~ 50%, because the size of agitator is close to chamber wall, and blade quantity is many and area is large, guarantee that main body mixing is excellent, pore diameter size and quantity (percent opening) can require according to emulsion water content and shearing and determine.
The water of the compound silicone oil and emulsifying agent and 95% mass fraction that utilize reactor of the present invention to carry out 5% mass fraction carries out emulsification, result shows: under identical emulsifying agent and emulsification formula, the emulsion particle diameter narrowly distributing that the emulsion utilizing reactor of the present invention to obtain obtains than popular response still and homogenizer equipment, good stability, outward appearance are good.

Claims (6)

1. prepare water-in-oil emulsion reactor for one kind, comprise the container body (1) of reactor, chuck (2), main agitator (3) and porous shearing stirrer (4), it is characterized in that: container body (1) is connected with chuck (2), main agitator (3) and porous shearing stirrer (4) are arranged in container body (1), main stirrer shaft (3.4) is in porous shearing stirrer axle (4.5), both form sleeve, and main blender reducer (3.5) is located on porous shearing stirrer reductor (4.6).
2. one prepares water-in-oil emulsion reactor according to claim 1, it is characterized in that: the end socket (1.2) that the container body (1) of described reactor connects is standard ellipse form.
3. one prepares water-in-oil emulsion reactor according to claim 1, it is characterized in that: described lower floor's paddle (3.1) is 4 leaf, 45 ° of folding oars, intermediate agitation oar (3.2) 2 leaf 45 ° of folding oars, both are folded to identical, upper strata paddle (3.3) is 2 leaf, 45 ° of folding oars, and it is folded to contrary with being folded to of intermediate agitation oar (3.2).
4. prepare water-in-oil emulsion reactor according to one described in claim 1, it is characterized in that: described porous shearing stirrer (4) is arranged along the inwall of container body (1), its 4 layers of porous blades (4.2) have circular hole, the diameter of circular hole is at 5 ~ 20mm, and percent opening is 20 ~ 50%.
5. prepare water-in-oil emulsion reactor according to one described in claim 1, it is characterized in that: described main agitator
(3) lower floor's paddle (3.1), intermediate agitation oar (3.2), upper strata paddle (3.3), main stirrer shaft (3.4), main blender reducer (3.5) and main agitator motor (3.6) is comprised, lower floor's paddle (3.1), intermediate agitation oar (3.2) are connected with main stirrer shaft (3.4) with upper strata paddle (3.3), main stirrer shaft (3.4) is connected with main blender reducer (3.5), and is connected with the axle sleeve (4.1) of porous shearing stirrer (4).
6. prepare water-in-oil emulsion reactor according to one described in claim 1, it is characterized in that: described porous shearing stirrer (4) comprises axle sleeve (4.1), porous blade (4.2), stir frame (4.3), crossbeam (4.4), porous shearing stirrer axle (4.5), porous shearing stirrer reductor (4.6) and motor (4.7), porous blade (4.2) is arranged on and stirs on frame (4.3), crossbeam (4.4) is connected with porous shearing stirrer axle (4.5) with stirring frame (4.3), porous shearing stirrer reductor (4.6) is connected with porous shearing stirrer axle (4.5), axle sleeve (4.1) is connected with main stirrer shaft (3.4).
CN201510919932.0A 2015-12-14 2015-12-14 Reactor for preparation of water-in-oil emulsion Pending CN105536673A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106731112A (en) * 2016-12-15 2017-05-31 湖南汇升生物科技有限公司 A kind of starch filter
CN106731111A (en) * 2016-12-15 2017-05-31 湖南汇升生物科技有限公司 A kind of device of sifting starch
CN109569447A (en) * 2018-11-30 2019-04-05 南昌大学 The preparation facilities and preparation method thereof of phase double emulsion gel in a kind of DHA algal oil is high
CN111266041A (en) * 2019-12-26 2020-06-12 河南汇博医疗股份有限公司 Preparation facilities of surface of a wound protection gel
CN114345207A (en) * 2021-12-11 2022-04-15 江苏更美科技有限公司 Vacuum emulsification agitating unit is used in skin care products preparation
CN117138725A (en) * 2023-10-24 2023-12-01 山东裕滨新材料有限公司 High-shear mixing tubular reactor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110194374A1 (en) * 2010-02-09 2011-08-11 Hung-Lieh Chen Stirring, emulsifying and small molecule clustering apparatus for producing oil-water fuel
CN202336331U (en) * 2011-07-05 2012-07-18 湖南工业大学 High-shear bidirectional stirring device
CN103623762A (en) * 2013-12-13 2014-03-12 江南大学 Reactor for preparing high-viscosity silicone oil emulsion
CN203790858U (en) * 2014-04-12 2014-08-27 张美玲 Upper homogeneous emulsifying machine
CN204182170U (en) * 2014-10-24 2015-03-04 赵志燕 A kind of Alcohol-settling tank with Efficient Agitator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110194374A1 (en) * 2010-02-09 2011-08-11 Hung-Lieh Chen Stirring, emulsifying and small molecule clustering apparatus for producing oil-water fuel
CN202336331U (en) * 2011-07-05 2012-07-18 湖南工业大学 High-shear bidirectional stirring device
CN103623762A (en) * 2013-12-13 2014-03-12 江南大学 Reactor for preparing high-viscosity silicone oil emulsion
CN203790858U (en) * 2014-04-12 2014-08-27 张美玲 Upper homogeneous emulsifying machine
CN204182170U (en) * 2014-10-24 2015-03-04 赵志燕 A kind of Alcohol-settling tank with Efficient Agitator

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106731112A (en) * 2016-12-15 2017-05-31 湖南汇升生物科技有限公司 A kind of starch filter
CN106731111A (en) * 2016-12-15 2017-05-31 湖南汇升生物科技有限公司 A kind of device of sifting starch
CN109569447A (en) * 2018-11-30 2019-04-05 南昌大学 The preparation facilities and preparation method thereof of phase double emulsion gel in a kind of DHA algal oil is high
CN109569447B (en) * 2018-11-30 2023-04-25 上海丰晟健康科技有限公司 DHA algae oil high internal phase double emulsion gel preparation device and preparation method thereof
CN111266041A (en) * 2019-12-26 2020-06-12 河南汇博医疗股份有限公司 Preparation facilities of surface of a wound protection gel
CN114345207A (en) * 2021-12-11 2022-04-15 江苏更美科技有限公司 Vacuum emulsification agitating unit is used in skin care products preparation
CN117138725A (en) * 2023-10-24 2023-12-01 山东裕滨新材料有限公司 High-shear mixing tubular reactor
CN117138725B (en) * 2023-10-24 2024-03-08 山东裕滨新材料有限公司 High-shear mixing tubular reactor

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Application publication date: 20160504