CN107011277A - A kind of hexamethylolmelamine production equipment and process flow - Google Patents
A kind of hexamethylolmelamine production equipment and process flow Download PDFInfo
- Publication number
- CN107011277A CN107011277A CN201710302035.4A CN201710302035A CN107011277A CN 107011277 A CN107011277 A CN 107011277A CN 201710302035 A CN201710302035 A CN 201710302035A CN 107011277 A CN107011277 A CN 107011277A
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- CN
- China
- Prior art keywords
- hexamethylolmelamine
- cooling
- production equipment
- solidification
- formaldehyde
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
- C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
- C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
- C07D251/40—Nitrogen atoms
- C07D251/54—Three nitrogen atoms
- C07D251/64—Condensation products of melamine with aldehydes; Derivatives thereof
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a kind of hexamethylolmelamine production equipment and process flow, for it is existing production hexamethylol hydrogen amine raw material --- formaldehyde has volatility, the health of staff can be caused damage in production, make improvements, the present invention is mechanized continuous productive process, product quality is better than original technique and stay in grade output increased, and the present invention mainly enables the product in the environment of one seals, produce the plant equipment of a set of continuous productive process, because the product is that ratio of viscosities is higher after rubber adhesive reaction solidifies, it can not be conveyed with common conveying equipment, therefore the transportation section of the present invention is a set of collection solidification, cooling, convey the solidification conveying integrated machine being integrated, wherein solidify, cooling, conveying integrated machine is that solidification groove and cooling feed bin and 16 axle helix transporting devices are combined, effectively it can prevent formaldehyde from volatilizing.
Description
Technical field
The present invention relates to polymer production process field, specially a kind of hexamethylolmelamine production equipment and process
Flow.
Background technology
Hexamethylolmelamine is also known as 2,4,6- tri- (N, N- dihydroxymethyl amino) -1,3,5- triazines
（C3N6(CH2OH)6）, building coating, automobile adhesives raw material are mainly used as, suitable for production high performance adhesive A, adhesive
RA intermediate, coating dose, clothing finishing agent, high-performance composite materials and process fine chemical product downstream.
Hexamethylolmelamine is the raw material of rubber adhesive and amino resins, and it is based on the formaldehyde and melamine
Raw material is wanted to be polymerized through addition reaction, the reaction is exothermic reaction, when the temperature increases at once will in closed container
Polymerization solidification, can not just take out in container.And the formaldehyde of one of raw material easily leaks outside, contamination is serious, Gong Renbi
Breathing mask working must be worn, influence workman is physically and mentally healthy.
Traditional mode of production hexamethylolmelamine is that curing and the distribution of cooler conveyer are carried out, and this mode is easy to
So that formaldehyde and melamine solidify in closed container and can not taken out, its operating efficiency is influenceed, and the product is viscous for rubber
Mixture reaction solidification production, the overall viscosity after it solidifies is higher, it is impossible to conveyed with common conveying equipment, and traditional production
In completely reacted material put into solidification groove, natural cooling on the ground manually material is dug out from groove after solidification, then
Manually shovel is dried to conveyer belt feeding drying machine, last finished product packaging, cumbersome by manually operating.
The content of the invention
It is above-mentioned to solve it is an object of the invention to provide a kind of hexamethylolmelamine production equipment and process flow
The problem of being proposed in background technology.
In a first aspect, the invention provides a kind of hexamethylolmelamine production equipment, including connect from beginning to end successively
Feed intake storehouse, reactor, solidification, cooling, conveying integrated machine, scrapper conveyor, blade dryer, flash dryer, cyclone separator, cloth
Bag dust collector, airslide conveyor, it is characterised in that：The solidification, cooling, conveying integrated machine are that bottom is provided with conveying device
Cooler, cyclone separator and sack cleaner the opposite side outlet connects feed bin.
It is preferred that, the conveying device is 16 axle helix transporting devices.
On the other hand, the invention provides a kind of hexamethylolmelamine technological process of production, it is characterised in that：Including
Following steps：
In S1, storehouse that formaldehyde and melamine feeds intake, and enter in reactor and carry out polymerisation；
S2, formaldehyde and melamine polymers enter solidification, cooling, conveying integrated machine；
Scrapper conveyor, blade dryer, flash dryer, cyclone separator and sack cleaner are sequentially entered after S3, cooling, then
Into feed bin.
It is preferred that, processing is dried in the formaldehyde and melamine in blade dryer, flash dryer.
It is preferred that, the cyclone separator is used to be separated formaldehyde and melamine polymers with liquid.
It is preferred that, in addition to last product packaging step.
It is preferred that, also comprise the following steps：Waste gas in production process enters again after blade dryer, flash dryer
Enter cyclone separator and sack cleaner, then by being discharged after dry tail gas treatment device.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is simple in construction, solves environmental pollution and operation
Workman must wear the problem of breathing mask is in formaldehyde vapor, and the present invention is mechanized continuous productive process, product quality ratio
Originally technique is good and stay in grade output increased, and the demand that a plurality of production line meets market can be set, and the present invention mainly makes this
Product in the environment of one seals, can produce the plant equipment of a set of continuous productive process, because the product is that rubber adhesive is anti-
Ratio of viscosities is higher after should solidifying, it is impossible to conveyed with common conveying equipment, thus the transportation section of the present invention be a set of collection solidification, it is cold
But the solidification conveying integrated machine being integrated, is conveyed, wherein solidifying, cooling down, conveying integrated machine is cooling feed bin and 16 axle spiral transferrings
Device is sent to combine, wherein cooling feed bin has solidification groove.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is present invention process schematic flow sheet.
In figure：1- feeds intake storehouse；2- reactors；3- solidifications, cooling, conveying integrated machine；4- scrapper conveyors；5- blade drier；
6- flash dryers；7- cyclone separators；8- sack cleaners；9- airslide conveyors；10- feed bins.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to shown in Fig. 1, in a first aspect, the invention provides a kind of hexamethylolmelamine production equipment, including successively
The storehouse 1 that feeds intake of head and the tail connection, reactor 2, solidification, cooling, conveying integrated machine 3, scrapper conveyor 4, blade dryer 5, expansion drying
Machine 6, cyclone separator 7, sack cleaner 8, airslide conveyor 9, it is characterised in that：The solidification, cooling, conveying integrated machine 3
The cooler of conveying device is provided with for bottom, the opposite side outlet of cyclone separator 7 and sack cleaner 8 connects feed bin
10。
It is preferred that, the conveying device is 16 axle helix transporting devices.
The transportation section of the present invention is a set of solidification conveying integrated machine for integrating solidification, cooling, conveying, wherein solidification,
Cooling, conveying integrated machine 3 are that cooling feed bin and 16 axle helix transporting devices are combined, wherein cooling feed bin has solidification groove, its
In can feed bin pyramidal portion increase oscillator, prevent material from building bridge.
On the other hand, refer to shown in Fig. 2, the embodiments of the invention provide a kind of hexamethylolmelamine production technology
Flow, it is characterised in that：Comprise the following steps：
In S1, storehouse 1 that formaldehyde and melamine feeds intake, and enter in reactor 2 and carry out polymerisation；
S2, formaldehyde and melamine polymers enter solidification, cooling, conveying integrated machine 3；
Scrapper conveyor 4, blade dryer 5, flash dryer 6, cyclone separator 7, sack cleaner 8 are sequentially entered after S3, cooling,
Subsequently enter feed bin 10.
By above-mentioned technical proposal, sack cleaner is used to take out the dust on product.
It is preferred that, processing is dried in blade dryer 5, flash dryer 6 in the formaldehyde and melamine.
It is preferred that, the cyclone separator 7 is used to be separated formaldehyde and melamine polymers with liquid.
It is preferred that, in addition to last product packaging step.
It is preferred that, also comprise the following steps：Waste gas in production process after blade dryer 5, flash dryer 6 again
Into cyclone separator 7 and sack cleaner 8, then by being discharged after dry tail gas treatment device.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is simple in construction, solves environmental pollution and operation
Workman must wear the problem of breathing mask is in formaldehyde vapor, and the present invention is mechanized continuous productive process, product quality ratio
Originally technique is good and stay in grade output increased, and the demand that a plurality of production line meets market can be set, and the present invention mainly makes this
Product in the environment of one seals, can produce the plant equipment of a set of continuous productive process, because the product is that rubber adhesive is anti-
Ratio of viscosities is higher after should solidifying, it is impossible to conveyed with common conveying equipment, thus the transportation section of the present invention be a set of collection solidification, it is cold
But, convey the solidification conveying integrated machine that is integrated, wherein solidification, cooling, conveying integrated machine 3 for solidification groove and cooling feed bin and
16 axle helix transporting devices are combined, can direct output product without the manually loading and unloading in production flowing water.
Hexamethylolmelamine is the raw material of rubber adhesive and amino resins, and it is based on the formaldehyde and melamine
Raw material is wanted to be polymerized through addition reaction, the reaction is exothermic reaction, when the temperature increases at once will in closed container
Polymerization solidification, can not just take out in container, and the present invention mainly enables the product in the environment of one seals, and can prevent first
Aldehyde leaks, because the product is that ratio of viscosities is higher after rubber adhesive reaction solidifies, it is impossible to conveyed with common conveying equipment, this
The transportation section of invention is a set of solidification conveying integrated machine for integrating solidification, cooling, conveying, and this device is solidification groove, cooling
Feed bin and 16 axle helix transporting devices, 8 groups of axles of transmission two of its point, which are one group, individually to be controlled, so as to control load.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of hexamethylolmelamine production equipment, including the storehouse that feeds intake of head and the tail connection successively（1）, reactor（2）Gu,
Change, cooling, conveying integrated machine（3）, scrapper conveyor（4）, blade dryer（5）, flash dryer（6）, cyclone separator（7）, cloth
Bag dust collector（8）, airslide conveyor（9）, it is characterised in that：The solidification, cooling, conveying integrated machine（3）It is provided with for bottom
The cooler of conveying device, the cyclone separator（7）And sack cleaner（8）Opposite side outlet connects feed bin（10）.
2. a kind of hexamethylolmelamine production equipment according to claim 1, it is characterised in that：The conveying device
For 16 axle helix transporting devices.
3. the technological process based on a kind of hexamethylolmelamine production equipment described in claim 1-2, it is characterised in that：
Comprise the following steps：
Formaldehyde and melamine are fed intake storehouse（1）In, and enter reactor（2）Middle carry out polymerisation；
Formaldehyde and melamine polymers enter solidification, cooling, conveying integrated machine（3）；
Scrapper conveyor is sequentially entered after cooling（4）, blade dryer（5）, flash dryer（6）, cyclone separator（7）Removed with cloth bag
Dirt device（8）, subsequently enter feed bin（10）.
4. a kind of technological process of hexamethylolmelamine production equipment according to claim 3, it is characterised in that：Institute
Formaldehyde and melamine are stated in blade dryer（5）, flash dryer（6）In processing is dried.
5. a kind of technological process of hexamethylolmelamine production equipment according to claim 3, it is characterised in that：Institute
State cyclone separator（7）For formaldehyde and melamine polymers to be separated with liquid.
6. a kind of technological process of hexamethylolmelamine production equipment according to claim 3, it is characterised in that：Also
Including last product packaging step.
7. a kind of technological process of hexamethylolmelamine production equipment according to claim 3, it is characterised in that：Also
Comprise the following steps：Waste gas in production process passes through blade dryer（5）, flash dryer（6）Enter cyclonic separation again afterwards
Device（7）And sack cleaner（8）, then by being discharged after dry tail gas treatment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302035.4A CN107011277B (en) | 2017-05-02 | 2017-05-02 | A kind of hexamethylolmelamine production equipment and process process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302035.4A CN107011277B (en) | 2017-05-02 | 2017-05-02 | A kind of hexamethylolmelamine production equipment and process process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107011277A true CN107011277A (en) | 2017-08-04 |
| CN107011277B CN107011277B (en) | 2019-11-08 |
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| CN201710302035.4A Active CN107011277B (en) | 2017-05-02 | 2017-05-02 | A kind of hexamethylolmelamine production equipment and process process |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1910162A (en) * | 2004-01-19 | 2007-02-07 | 巴斯福股份公司 | Continuous method for producing highly methylolated melamine and etherified melamine formaldehyde resins |
| CN101786995A (en) * | 2010-03-11 | 2010-07-28 | 浙江奥仕化学有限公司 | Method for preparing granular hexamethylol melamine |
| CN102010380A (en) * | 2010-11-29 | 2011-04-13 | 四川金圣赛瑞化工有限责任公司 | Process for producing hexamethylol melamine |
| CN202594319U (en) * | 2012-02-03 | 2012-12-12 | 无锡市长荣输送机械有限公司 | Cooling spiral conveyer |
| CN103724286A (en) * | 2013-12-25 | 2014-04-16 | 重庆建峰浩康化工有限公司 | Method and system for coproducing tetrahydroxymethyl melamine and hexamethylol melamine |
-
2017
- 2017-05-02 CN CN201710302035.4A patent/CN107011277B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1910162A (en) * | 2004-01-19 | 2007-02-07 | 巴斯福股份公司 | Continuous method for producing highly methylolated melamine and etherified melamine formaldehyde resins |
| CN101786995A (en) * | 2010-03-11 | 2010-07-28 | 浙江奥仕化学有限公司 | Method for preparing granular hexamethylol melamine |
| CN102010380A (en) * | 2010-11-29 | 2011-04-13 | 四川金圣赛瑞化工有限责任公司 | Process for producing hexamethylol melamine |
| CN202594319U (en) * | 2012-02-03 | 2012-12-12 | 无锡市长荣输送机械有限公司 | Cooling spiral conveyer |
| CN103724286A (en) * | 2013-12-25 | 2014-04-16 | 重庆建峰浩康化工有限公司 | Method and system for coproducing tetrahydroxymethyl melamine and hexamethylol melamine |
Non-Patent Citations (1)
| Title |
|---|
| T. BALAKRISHNAN ET AL.: "Synthesis and characterization of novel soluble multi-site phase transfer catalyst; its efficiency compared with single-site phase transfer catalyst in the alkylation of phenylacetonitrile as a model reaction", 《APPLIED CATALYSIS A: GENERAL》 * |
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| CN107011277B (en) | 2019-11-08 |
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