CN114471417A - Reaction equipment for producing hydroxypropyl acrylate - Google Patents
Reaction equipment for producing hydroxypropyl acrylate Download PDFInfo
- Publication number
- CN114471417A CN114471417A CN202210244379.5A CN202210244379A CN114471417A CN 114471417 A CN114471417 A CN 114471417A CN 202210244379 A CN202210244379 A CN 202210244379A CN 114471417 A CN114471417 A CN 114471417A
- Authority
- CN
- China
- Prior art keywords
- rod
- stirring
- reaction
- stirring rod
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 48
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000003756 stirring Methods 0.000 claims abstract description 61
- 238000005192 partition Methods 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 3
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- UAGJVSRUFNSIHR-UHFFFAOYSA-N Methyl levulinate Chemical compound COC(=O)CCC(C)=O UAGJVSRUFNSIHR-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/006—Baffles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1856—Stationary reactors having moving elements inside placed in parallel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention provides reaction equipment for producing hydroxypropyl acrylate, which comprises an equipment body, wherein the equipment body is transversely arranged on a supporting plate, a reaction cavity is arranged in the equipment body, an adjusting and separating component is movably arranged in the reaction cavity to adjust the volume, the adjusting and separating component is driven by a driving component, and the driving component penetrates through the side wall of the equipment body in a matching way and is arranged on a supporting frame in a matching way. According to the reaction equipment provided by the invention, the reaction equipment is transversely arranged, the adjusting and separating component is arranged in the reaction equipment, the space of the reaction equipment is divided into two reaction zones, the adjusting and separating component can move inside, the volumes of the two reaction zones are adjusted, the stirring piece is arranged on the partition plate, the reaction can be accelerated by stirring the internal raw materials while the separation and adjustment are carried out, a plurality of reactions can be carried out simultaneously, and the efficiency is improved.
Description
Technical Field
The invention mainly relates to the field of hydroxypropyl acrylate, in particular to reaction equipment for producing hydroxypropyl acrylate.
Background
Hydroxypropyl acrylate (chemical formula: C6H10O3, formula weight: 130.1418) is a colorless transparent liquid. Boiling point 77 deg.C, density 1.044g/mL, flash point 193 deg.F, refractive index 1.4443. Is miscible with water in any proportion and also dissolves most organic solvents. Easy polymerization, easy combustion and toxicity. Can be used for producing adhesives, thermosetting coatings, fiber treating agents and modifiers of synthetic resin copolymers, and can also be used for preparing lubricating oil additives and the like. The functional monomer is used as a crosslinking monomer of acrylic resin, and can improve the adhesiveness, weather resistance, chemical resistance, impact resistance and gloss of products. It is used for manufacturing synthetic resin, adhesive, thermosetting coating and the like. And also used for producing fiber-treating agents, latexes, printing inks, medical materials, and the like.
When hydroxypropyl acrylate is processed, reaction equipment is often needed, the existing reaction equipment can only carry out one reaction, and if a plurality of reactions are needed, the reaction equipment needs to be carried out after the previous reaction is finished, so that the overall efficiency is influenced.
Disclosure of Invention
1. Objects of the invention
The invention provides a reaction device for producing hydroxypropyl acrylate, which is used for solving the technical problem that the efficiency is influenced because the existing reaction device only can singly carry out one reaction in the background technology.
2. Summary of the invention
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a reaction unit of propyl acrylate production usefulness, includes the equipment body, the equipment body is transversely placed in the backup pad, the inside reaction chamber that is equipped with of equipment body, the activity is provided with the regulation and separates the subassembly and adjust the volume in the reaction chamber, adjust and separate the subassembly by the drive assembly drive, the drive assembly cooperation is passed equipment body lateral wall and cooperation setting are on the support frame.
Furthermore, adjust the partition subassembly and include the division board, the division board outward flange passes through the screw thread interlock reaction chamber inner wall, division board one side middle part is equipped with drive assembly.
Further, drive assembly includes telescopic link and driving motor the telescopic link periphery, a division board side rotates and is equipped with the annular plate, a plurality of first stirring pieces of evenly distributed on the annular plate.
Furthermore, the annular plate bottom is equipped with the connecting piece, the connecting piece cooperation is connected and is located the carousel in the division board inner chamber, the carousel is driven by double-end motor.
Further, first stirring piece includes first stirring rod, first stirring rod one end fixed connection the annular plate, just first stirring rod periphery is around being equipped with first hob.
Further, division board another side rotates and is equipped with second stirring, second stirring includes the second stirring rod, the second hob is connected through the connecting rod respectively at second stirring rod both ends, the second hob is around establishing the second stirring rod is outside.
Furthermore, the second stirring rod is internally hollow and filled with liquid, a movable plate is arranged in the inner cavity of the second stirring rod, the middle of the movable plate is meshed with the lead screw, a heating element is arranged on the side wall of the inner cavity of the second stirring rod, the connecting rod and the second screw rod are both of a hollow structure, and the connecting rod, the second screw rod and the second stirring rod are communicated with each other.
3. Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
according to the reaction equipment for producing hydroxypropyl acrylate, the reaction equipment is transversely arranged, the adjusting and separating component is arranged in the reaction equipment, the space of the reaction equipment is divided into two reaction zones, the adjusting and separating component can move inside, the volumes of the two reaction zones are adjusted, the stirring piece is arranged on the separating plate, the reaction can be accelerated by stirring the internal raw materials while the separation and adjustment are carried out, a plurality of reactions can be carried out simultaneously, and the efficiency is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of region A of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic plan view of a portion of the present invention;
fig. 4-5 are partial schematic structural views of the present invention.
Reference numerals
1-an equipment body; 11-a reaction chamber; 2-a support plate; 21-a support frame; 3-adjusting the separation assembly; 31-a partition plate; 311-a turntable; 312-a double-head motor; 32-a ring plate; 321-a connector; 33-a first stirring member; 331-a first stir bar; 332-a first screw rod; 34-a second stirring member; 341-second stirring rod; 342-a connecting rod; 343-a second screw; 344-moving the plate; 345-a screw rod; 4-a drive assembly; 41-a telescopic rod; 42-driving the motor.
Detailed Description
Reference will now be made in detail to various exemplary embodiments of the invention, the detailed description should not be construed as limiting the invention but as a more detailed description of certain aspects, features and embodiments of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made in the specific embodiments of the present disclosure without departing from the scope or spirit of the disclosure. Other embodiments will be apparent to those skilled in the art from consideration of the specification. The specification and examples are exemplary only.
The first embodiment is as follows: referring to the attached drawings 1-2, the reaction equipment for producing hydroxypropyl acrylate comprises an equipment body 1, wherein the equipment body 1 is transversely placed on a supporting plate 2, a reaction cavity 11 is arranged inside the equipment body 1, an adjusting and separating component 3 is movably arranged in the reaction cavity 11 to adjust the volume, the adjusting and separating component 3 is driven by a driving component 4, and the driving component 4 penetrates through the side wall of the equipment body 1 in a matched mode and is arranged on a supporting frame 21 in a matched mode.
The adjusting and separating assembly 3 comprises a separating plate 31, the outer edge of the separating plate 31 is meshed with the inner wall of the reaction chamber 11 through threads, and a driving assembly 4 is arranged in the middle of one side of the separating plate 31.
In this embodiment, the driving assembly 4 drives the partition plate 31 to rotate, and since the partition plate screw threads engage with the reaction chamber 11, the partition plate 31 rotates and moves, so as to realize the space adjustment of the reaction zone in the reaction chamber 11 at both sides of the partition plate 31.
Example two: on the basis of the first embodiment, referring to fig. 1-4, the driving assembly 4 includes an expansion link 41 and a driving motor 42, the driving motor 42 is matched to pass through the apparatus body 1 and fixed on the supporting frame 21, the driving motor 42 is connected to the expansion link 41 in a driving manner, the other end of the expansion link 41 is fixedly connected to the separation plate 31, an annular plate 32 is rotatably disposed on one side surface of the separation plate 31 on the periphery of the expansion link 41, and a plurality of first stirring members 33 are uniformly distributed on the annular plate 32.
The bottom of the annular plate 32 is provided with a connecting piece 321, the connecting piece 321 is connected with a turntable 311 positioned in the inner cavity of the separation plate 31 in a matching way, and the turntable 311 is driven by a double-head motor 312.
The first stirring member 33 comprises a first stirring rod 331, one end of the first stirring rod 331 is fixedly connected to the annular plate 32, and a first spiral rod 332 is arranged around the outer circumference of the first stirring rod 331.
The other side of division board 31 rotates and is equipped with second stirring piece 34, and second stirring rod 34 is driven by double-end motor 312 equally, second stirring piece 34 includes second stirring rod 341, second spiral pole 343 is connected through connecting rod 342 respectively at second stirring rod 341 both ends, second spiral pole 343 is around establishing second stirring rod 341 is outside, and wherein connecting rod 342 is provided with two, connects the both ends of second spiral pole 343 respectively.
In this embodiment, the two sides of the partition plate 31 are provided with the stirring members, when moving, the two stirring members can be driven to rotate, and when the partition plate 31 does not rotate, the motor 312 drives the rotating disc 311 to rotate, so as to drive the annular plate 32 to rotate, so that the first stirring member 33 performs annular motion to stir; and the second stirring rod 331 is simultaneously driven to rotate, so that the second screw 343 rotates to stir another region.
Example three: referring to fig. 5, the second stirring rod 341 is hollow to contain liquid, a moving plate 344 is arranged in the inner cavity of the second stirring rod 341, the middle part of the moving plate 344 is engaged with a screw rod 345, and a heating element is arranged on the side wall of the inner cavity of the second stirring rod 341. The connecting rod 342 and the second screw rod 343 are hollow structures, and the connecting rod 342 and the second screw rod 343 and the second agitating bar 341 are communicated with each other.
The electromagnetic valve is arranged at the communication position of the two connecting rods 342 and the second stirring rod 341, the heating element heats the liquid in the heating element, the side wall of the second stirring rod 341 is provided with a limit groove, the screw rod 345 is driven to rotate, so that the moving plate 344 at the bottom moves, the electromagnetic valve is opened, the extrusion heating liquid flows into the second spiral rod 343 from the connecting rods 342, the adhesion of the raw materials on the stirring piece is reduced by utilizing the heating of the stirring piece, and the liquid returns to the second stirring rod 341 from the connecting rods 342, the second spiral rod 343 and the other connecting rod 342, at the moment, the screw rod 342 is driven reversely, so that the moving plate 344 moves reversely, and the heating liquid flows reversely at the same time.
The foregoing is merely an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principle of the present invention should fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a reaction unit of propyl acrylate production usefulness, characterized in that, includes equipment body (1), equipment body (1) transversely is placed on backup pad (2), inside reaction chamber (11) that is equipped with of equipment body (1), reaction chamber (11) internalization is provided with adjusts partition subassembly (3) and adjusts the volume, adjust partition subassembly (3) and be driven by drive assembly (4), drive assembly (4) cooperation is passed equipment body (1) lateral wall and cooperation setting are on support frame (21).
2. The reaction equipment for producing hydroxypropyl acrylate according to claim 1, wherein the adjusting partition component (3) comprises a partition plate (31), the outer edge of the partition plate (31) is engaged with the inner wall of the reaction chamber (11) through threads, and a driving component (4) is arranged in the middle of one side of the partition plate (31).
3. The reactor apparatus for producing hydroxypropyl acrylate according to claim 2, wherein the driving assembly (4) comprises a telescopic rod (41) and a driving motor (42), an annular plate (32) is rotatably arranged on one side surface of the separation plate (31) at the periphery of the telescopic rod (41), and a plurality of first stirring members (33) are uniformly distributed on the annular plate (32).
4. The reactor apparatus for producing hydroxypropyl acrylate as claimed in claim 3, wherein the bottom of the annular plate (32) is provided with a connecting member (321), the connecting member (321) is connected with a rotating disc (311) in the inner cavity of the separation plate (31) in a matching manner, and the rotating disc (311) is driven by a double-head motor (312).
5. The apparatus as claimed in claim 3, wherein the first stirring member (33) comprises a first stirring rod (331), one end of the first stirring rod (331) is fixedly connected to the annular plate (32), and a first screw rod (332) is wound around the outer circumference of the first stirring rod (331).
6. The reactor apparatus for producing hydroxypropyl acrylate according to claim 2, wherein a second stirring member (34) is rotatably disposed on the other side of the partition plate (31), the second stirring member (34) comprises a second stirring rod (341), two ends of the second stirring rod (341) are respectively connected to a second screw rod (343) through a connecting rod (342), and the second screw rod (343) is wound around the outside of the second stirring rod (341).
7. The reactor as claimed in claim 6, wherein the second stirring rod (341) is hollow and filled with liquid, a moving plate (344) is arranged in the inner cavity of the second stirring rod, the middle part of the moving plate (344) is engaged with the lead screw (345), and a heating element is arranged on the side wall of the inner cavity of the second stirring rod (341);
the connecting rod (342) and the second spiral rod (343) are both hollow structures, and the connecting rod (342), the second spiral rod (343) and the second stirring rod (341) are communicated with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210244379.5A CN114471417A (en) | 2022-03-14 | 2022-03-14 | Reaction equipment for producing hydroxypropyl acrylate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210244379.5A CN114471417A (en) | 2022-03-14 | 2022-03-14 | Reaction equipment for producing hydroxypropyl acrylate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114471417A true CN114471417A (en) | 2022-05-13 |
Family
ID=81486630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210244379.5A Pending CN114471417A (en) | 2022-03-14 | 2022-03-14 | Reaction equipment for producing hydroxypropyl acrylate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114471417A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2446975A1 (en) * | 1974-10-02 | 1976-04-15 | Hoechst Ag | Plant for processing viscous or granular materials - e.g. for drying mixing de-odorising degassing, polymerisation |
| JP2016121490A (en) * | 2014-12-25 | 2016-07-07 | 有限会社アイロード | Dissolving/stirring apparatus |
| CN207221356U (en) * | 2017-07-31 | 2018-04-13 | 湖北药姑山生物科技有限公司 | A kind of Chinese medicine concentration device |
| CN208320039U (en) * | 2018-05-11 | 2019-01-04 | 山东汇能新材料科技股份有限公司 | A kind of crude benzol extractive distillation energy-saving environmental protection device |
| CN109247881A (en) * | 2018-09-02 | 2019-01-22 | 安徽风向标清洁设备有限公司 | It is a kind of can self-regulating water tank volume floor-cleaning machine |
| CN208906068U (en) * | 2018-09-27 | 2019-05-28 | 九江杜威橡胶科技有限公司 | A kind of polyacrylate rubber synthesis reaction vessel |
| CN209501511U (en) * | 2019-01-16 | 2019-10-18 | 广州百农基生物技术有限公司 | A kind of feed processing production agitating device |
| CN210237148U (en) * | 2019-05-22 | 2020-04-03 | 辽宁鑫阳新材料科技有限公司 | Reation kettle is used in magnesium hydrate fire retardant production |
| CN112452279A (en) * | 2020-12-04 | 2021-03-09 | 吴凡 | Drug synthesis device based on different reaction parameters |
-
2022
- 2022-03-14 CN CN202210244379.5A patent/CN114471417A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2446975A1 (en) * | 1974-10-02 | 1976-04-15 | Hoechst Ag | Plant for processing viscous or granular materials - e.g. for drying mixing de-odorising degassing, polymerisation |
| JP2016121490A (en) * | 2014-12-25 | 2016-07-07 | 有限会社アイロード | Dissolving/stirring apparatus |
| CN207221356U (en) * | 2017-07-31 | 2018-04-13 | 湖北药姑山生物科技有限公司 | A kind of Chinese medicine concentration device |
| CN208320039U (en) * | 2018-05-11 | 2019-01-04 | 山东汇能新材料科技股份有限公司 | A kind of crude benzol extractive distillation energy-saving environmental protection device |
| CN109247881A (en) * | 2018-09-02 | 2019-01-22 | 安徽风向标清洁设备有限公司 | It is a kind of can self-regulating water tank volume floor-cleaning machine |
| CN208906068U (en) * | 2018-09-27 | 2019-05-28 | 九江杜威橡胶科技有限公司 | A kind of polyacrylate rubber synthesis reaction vessel |
| CN209501511U (en) * | 2019-01-16 | 2019-10-18 | 广州百农基生物技术有限公司 | A kind of feed processing production agitating device |
| CN210237148U (en) * | 2019-05-22 | 2020-04-03 | 辽宁鑫阳新材料科技有限公司 | Reation kettle is used in magnesium hydrate fire retardant production |
| CN112452279A (en) * | 2020-12-04 | 2021-03-09 | 吴凡 | Drug synthesis device based on different reaction parameters |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114471417A (en) | Reaction equipment for producing hydroxypropyl acrylate | |
| DE60023954T2 (en) | NAPHTHYLOXYALKYL (METH) ACRYLATES WITH HIGH BREAKING INDEX AND LOW GLASS TRANSITION TEMPERATURE | |
| CN210206735U (en) | Feeding device for paint production | |
| CN216099858U (en) | Raw material melting device for plastic product production and processing | |
| WO2017117826A1 (en) | Triazine-containing photocurable resin and preparation method thereof | |
| CN110252235A (en) | A kind of water-based polyurethane adhesive production reaction kettle with cooling function | |
| CN110605088A (en) | Production reaction kettle capable of improving uniformity of intermediate | |
| CN114456667B (en) | Preparation method of water-based acrylic resin | |
| CN207913767U (en) | One kind is for producing acrylic acid aqueous dispersion reaction kettle | |
| CN212999931U (en) | Reation kettle is used in epoxidized soybean oil production | |
| CN108479575A (en) | A kind of powdery paints premixing machine | |
| CN114015202A (en) | Temperature response shape memory epoxy resin, composite material and preparation method | |
| CN208990693U (en) | A kind of novel high speed blender | |
| CN112494904A (en) | Light-emitting pick racket and preparation process thereof | |
| CN213348509U (en) | Environment-friendly waterproof ultraviolet curing adhesive stirring tank | |
| CN109215885A (en) | Placer is used in a kind of processing of polypropylene cable twining package tape | |
| CN216266951U (en) | Water temperature control device of reaction kettle for resin film production | |
| CN116212802B (en) | Circulation formula chemical industry auxiliary agent reation kettle | |
| CN116313293B (en) | Linear radiation crosslinking device for crosslinked polyethylene insulated cable production | |
| CN202293140U (en) | Membrane oxygenator casting mold | |
| CN116515628B (en) | Preparation facilities of full enzymatic synthesis diglyceride | |
| CN214810700U (en) | Catalyst quantitative feeding device for silane coupling agent production | |
| CN116328705A (en) | Adhesive preparation method and production and processing equipment thereof | |
| CN206644250U (en) | A kind of material molding machine | |
| CN220969038U (en) | Catalytic cracking device for preparing naphtha |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |