CN116003671A - Preparation method and production equipment of cationic beer label alkali-resistant emulsion - Google Patents
Preparation method and production equipment of cationic beer label alkali-resistant emulsion Download PDFInfo
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- CN116003671A CN116003671A CN202211683967.5A CN202211683967A CN116003671A CN 116003671 A CN116003671 A CN 116003671A CN 202211683967 A CN202211683967 A CN 202211683967A CN 116003671 A CN116003671 A CN 116003671A
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- resistant emulsion
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- 239000000839 emulsion Substances 0.000 title claims abstract description 90
- 239000003513 alkali Substances 0.000 title claims abstract description 66
- 125000002091 cationic group Chemical group 0.000 title claims abstract description 50
- 235000013405 beer Nutrition 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 24
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 150000001768 cations Chemical class 0.000 claims abstract description 14
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 claims abstract description 13
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 claims abstract description 8
- DXPPIEDUBFUSEZ-UHFFFAOYSA-N 6-methylheptyl prop-2-enoate Chemical compound CC(C)CCCCCOC(=O)C=C DXPPIEDUBFUSEZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims abstract description 8
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 20
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 10
- 239000000178 monomer Substances 0.000 claims description 10
- 238000004321 preservation Methods 0.000 claims description 10
- 238000005303 weighing Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000002253 acid Substances 0.000 abstract description 5
- 239000000853 adhesive Substances 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000004806 packaging method and process Methods 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000002372 labelling Methods 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000014101 wine Nutrition 0.000 description 2
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004832 casein glue Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a preparation method and production equipment of cationic alkali-resistant emulsion for beer labels, which belong to the technical field of production of cationic alkali-resistant emulsion, wherein the cationic alkali-resistant emulsion for beer labels comprises the following raw materials in parts by weight: 1.8-2 parts of cetyl trimethyl ammonium chloride; 0.1 to 0.2 part of azo salt; 0.3 to 0.5 part of dimethylaminoethyl methacrylate; 25-30 parts of methyl methacrylate; 1.5 to 2.5 portions of styrene; 6-7 parts of butyl acrylate; 4-5 parts of isooctyl acrylate; the cation alkali-resistant emulsion produced by the method has the advantages of small smell, low cost, simple process, environment-friendly material, no anti-adhesion when coated on aluminized paper, affinity to UV ink, excellent performances in gloss, wear resistance, adhesive force, acid and alkali resistance, water resistance and high and low temperature, and can be conveniently collected by workers, the collection time is saved, and the working efficiency of the workers is improved.
Description
Technical Field
The invention relates to the technical field of production of cationic alkali-resistant emulsion, in particular to a preparation method and production equipment of cationic beer label alkali-resistant emulsion.
Background
China is a large country of production and consumption of cigarette and wine and food packaging, the packaging industry in 2011 is up to $1500 billion in scale, accounting for 25% of the world, and conservation estimates that about 15% of growth space will still exist every year in the future, in the packaging industry, packaging of cigarette and wine products has been the focus of most attention in the industry, and development of Chinese beer labeling adhesives has undergone appearance requirements ranging from simple labeling of original requirements to smoothness, smoothness and perfection, up to today's higher market waterproof soaking and mildew proofing requirements. The price of the chemical glue is low, but the chemical glue can only meet the simple requirement of beer labeling; the casein glue has good performance, but has higher price, has optimistic prospect of beer label emulsion, and few manufacturers working on the production of the beer label emulsion at present, especially the cationic beer label emulsion is blank in China, so that the development of the cationic beer label emulsion is needed.
According to the search, the preparation method of the real stone paint primer emulsion with good tearing resistance and alkali resistance disclosed in Chinese patent No. CN114213592A solves the problems of poor tearing resistance and alkali resistance of the primer emulsion for the real stone paint coating in the related technology, but has the advantages of large smell, high cost, complex process, certain pollution of the material, reverse adhesion of coating on aluminized paper, no affinity to UV ink, and in addition, the traditional production equipment of the cationic beer label alkali-resistant emulsion is inconvenient for workers to collect the prepared cationic alkali-resistant emulsion, and reduces the working efficiency of the workers, so the preparation method and the production equipment of the cationic beer label alkali-resistant emulsion are provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a preparation method and production equipment of an alkali-resistant emulsion for a cationic beer label.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the preparation method of the cationic alkali-resistant emulsion for the beer label comprises the following raw materials in parts by weight: 1.8-2 parts of cetyl trimethyl ammonium chloride; 0.1 to 0.2 part of azo salt; 0.3 to 0.5 part of dimethylaminoethyl methacrylate; 25-30 parts of methyl methacrylate; 1.5 to 2.5 portions of styrene; 6-7 parts of butyl acrylate; 4-5 parts of isooctyl acrylate; 55-60 parts of deionized water;
the preparation method of the cationic alkali-resistant emulsion for beer labels comprises the following specific steps:
step one: selecting raw materials and weighing: selecting and weighing raw materials with corresponding mass according to the raw material composition of the cationic alkali-resistant emulsion;
step two: preparing a standby liquid: adding 25% of deionized water, 60% of cetyltrimethylammonium chloride and stirring for 15 minutes by a worker into a reaction kettle, then adding 50% of azo salt, and then sequentially adding all of dimethylaminoethyl methacrylate, methyl methacrylate, styrene, butyl acrylate and isooctyl acrylate and stirring for 45 minutes to prepare a standby liquid;
step three: and (3) carrying out heat preservation reaction to produce monomer emulsion: adding the rest deionized water into a reaction kettle, then adding the rest 40% by weight of cetyltrimethylammonium chloride, heating the internal temperature of the reaction kettle to 70 ℃, adding the rest azo salt and 5% by weight of emulsion, and carrying out heat preservation reaction for 30 minutes to prepare monomer emulsion;
step four: cooling to obtain cationic emulsion: and (3) dropwise adding the residual emulsion for 3 hours, keeping the internal temperature of the reaction kettle at 70 ℃, keeping the temperature for 1 hour at 70 ℃ after the completion of dropwise adding, and then cooling and discharging to obtain the cationic alkali-resistant emulsion.
The production equipment of the cation beer label alkali-resistant emulsion comprises a kettle body, a kettle cover is movably connected to the upper end of the kettle body, limiting blocks are fixedly connected to the centers of two sides of the upper end of the kettle body respectively, the two groups of limiting blocks are symmetrical about the central axis of the kettle body, a liquid leakage through hole is formed in the center of the inner wall of the bottom end of the kettle body, and the liquid leakage through hole penetrates through the center of the outer wall of the bottom end of the kettle body.
As a further scheme of the invention, a recovery groove is formed in the left end of the limiting block near the center of the upper side, a spring is fixedly connected to the center of the inner wall of the right end of the recovery groove, a clamping block is fixedly connected to the left end of the spring, and the clamping block is movably connected to the inside of the recovery groove through the spring.
As a further scheme of the invention, a transverse groove is formed in the bottom end of the kettle body, the right end of the transverse groove penetrates through the center of the right end of the kettle body close to the bottom side, a pull plate is movably connected in the transverse groove, grooves are formed in the two ends of the transverse groove respectively, and the two groups of grooves are symmetrical relative to the central axis of the transverse groove.
As a further scheme of the invention, the left sides of the two ends of the pull plate are respectively and fixedly connected with a limiting clamping plate, the two groups of limiting clamping plates are respectively and movably connected in the two groups of grooves, the right sides of the two ends of the pull plate are respectively provided with a grabbing groove, and the left end of the pull plate is fixedly connected with a sealing plug.
As a further scheme of the invention, a protective shell is fixedly connected to the center of the upper end of the kettle cover, a motor is embedded in the center of the upper end of the kettle cover, the protective shell is sleeved outside the motor, movable grooves are respectively formed in the centers of the two ends of the kettle cover, pressing blocks are movably connected inside the movable grooves, translation grooves are respectively formed in the two ends of the movable grooves, translation blocks are respectively fixedly connected to the left sides of the two ends of the pressing blocks, and two groups of translation blocks are respectively movably connected inside the two groups of translation grooves.
As a further scheme of the invention, the bottom end of the motor penetrates through the center of the bottom end of the kettle cover and is fixedly connected with a rotating rod, a fixing groove is formed in the upper side of the inside of the rotating rod, the rotating rod is fixedly connected to the bottom end of the motor through the fixing groove, and stirring blades are respectively and fixedly connected to two sides of the bottom end of the rotating rod.
Compared with the prior art, the invention has the beneficial effects that:
1. the cation alkali-resistant emulsion produced by the invention has the advantages of small smell, low cost, simple process and environment-friendly materials, and meanwhile, the cation alkali-resistant emulsion prepared from the raw materials used by the invention is coated on aluminized paper without anti-adhesion, has affinity to UV ink, further ensures the excellent performances of the cation alkali-resistant emulsion in terms of gloss, wear resistance, adhesive force, acid-base resistance, water resistance and high and low temperature, can be applied to the field of label adhesion, expands the application range of the cation alkali-resistant emulsion, and improves the performance of the cation alkali-resistant emulsion.
2. When the production equipment is used, after the production equipment is erected by a worker through an external erection device, the worker pushes the pressing block, the pressing block pushes the clamping block, meanwhile, the spring is stressed and contracted, the clamping block enters the recovery groove, the worker separates the kettle cover from the kettle body, then places the raw materials into the kettle body, places the kettle cover on the kettle body, drives the rotating rod to rotate after the motor is electrified, stirs the raw materials under the drive of the rotating rod, places the container under the liquid leakage port by the stirring blade after the stirring is completed, then pulls the pulling plate through the grabbing groove, the pulling plate moves in the transverse groove, meanwhile, the sealing plug moves under the drive of the pulling plate, the liquid leakage port is opened, the prepared cation alkali-resistant emulsion falls into the container from the liquid leakage port, the prepared cation alkali-resistant emulsion can be conveniently collected by the worker, the collection time is saved, and the working efficiency of the worker is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
FIG. 1 is a schematic diagram of a preparation flow of a preparation method of a cationic beer label alkali-resistant emulsion;
FIG. 2 is a schematic diagram of the overall structure of a production device of the alkali-resistant emulsion for the cationic beer label;
FIG. 3 is a schematic cross-sectional view of a kettle cover of a production device for the alkali-resistant emulsion of the cationic beer label;
fig. 4 is a cross-sectional view of a kettle body of a production device of the alkali-resistant emulsion of the cationic beer label.
In the figure: 1. a kettle body; 2. a kettle cover; 3. a protective housing; 4. pressing the blocks; 5. pulling a plate; 6. a motor; 7. a sealing plug; 8. a translation block; 9. a translation groove; 10. a movable groove; 11. a fixing groove; 12. a rotating lever; 13. stirring the leaves; 14. a limiting block; 15. a recovery tank; 16. a clamping block; 17. a spring; 18. grabbing a groove; 19. a transverse groove; 20. a limiting clamping plate; 21. a liquid leakage port; 22. a groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1:
referring to fig. 2-4, the present invention provides a technical solution: the production equipment of cation beer label alkali-resistant emulsion, including the cauldron body 1, cauldron body 1 upper end swing joint has the lid 2, cauldron body 1 upper end both sides center department is fixedly connected with stopper 14 respectively, two sets of stopper 14 are symmetrical about cauldron body 1 center axis, leak liquid through-hole 21 has been seted up to cauldron body 1 bottom inner wall center department, leak liquid through-hole 21 runs through in cauldron body 1 bottom outer wall center department, recovery tank 15 has been seted up near upside center department in stopper 14 left end, recovery tank 15 right-hand member inner wall center department fixedly connected with spring 17, spring 17 left end fixedly connected with block 16, block 16 passes through spring 17 swing joint inside recovery tank 15.
The inside transverse groove 19 that has seted up in the bottom of the cauldron body 1, transverse groove 19 right-hand member runs through in the cauldron body 1 right-hand member and is close to downside center department, transverse groove 19 inside swing joint has arm-tie 5, recess 22 has been seted up respectively at transverse groove 19 both ends, two sets of recess 22 are symmetrical about transverse groove 19 center axis, arm-tie 5 both ends left side fixedly connected with spacing cardboard 20 respectively, two sets of spacing cardboard 20 swing joint respectively inside two sets of recess 22, grab groove 18 has been seted up respectively on arm-tie 5 both ends right-hand member, arm-tie 5 left end fixedly connected with sealing plug 7.
The center department fixedly connected with protecting sheathing 3 in the upper end center of cover 2, cover 2 upper end center department is inlayed and is had motor 6, and protecting sheathing 3 cover is established in motor 6 outside, cover 2 both ends center do not is equipped with movable groove 10, the inside swing joint of movable groove 10 has press the piece 4, translation groove 9 has been seted up respectively to movable groove 10 both ends, press the left side at 4 both ends respectively fixedly connected with translation piece 8 of piece, two sets of translation piece 8 respectively swing joint are inside two sets of translation grooves 9, motor 6 bottom runs through cover 2 bottom center department fixedly connected with dwang 12, fixed slot 11 has been seted up to the inside upside of dwang 12, dwang 12 is at motor 6 bottom through fixed slot 11 fixedly connected with stirring leaf 13 respectively in dwang 12 bottom both sides.
When the production equipment is used, after the production equipment is erected by a worker through an external erection device, the worker pushes the pressing block 4, the pressing block 4 pushes the clamping block 16, meanwhile, the spring 17 is stressed and contracted, the clamping block 16 enters the recovery groove 15, the worker separates the kettle cover 2 from the kettle body 1, then the raw materials of each group are put into the kettle body 1, the kettle cover 2 is placed on the kettle body 1, the motor 6 is electrified and started to drive the rotating rod 12 to rotate, the stirring blade 13 is driven by the rotating rod 12 to stir the raw materials, after the stirring is completed, the worker places the container under the liquid leakage through hole 21, then the worker pulls the pulling plate 5 through the grabbing groove 18, the pulling plate 5 moves in the transverse groove 19, meanwhile, the sealing plug 7 moves under the driving of the pulling plate 5, the liquid leakage through hole 21 is opened, the prepared cation alkali-resistant emulsion falls into the container from the liquid leakage through hole 21, the prepared cation alkali-resistant emulsion can be conveniently collected by the worker, the collection time is saved, and the working efficiency of the worker is improved.
Example 2:
referring to fig. 1, the present invention provides a technical solution: the preparation method of the cationic alkali-resistant emulsion for the beer label comprises the following specific steps of:
step one: selecting raw materials and weighing: selecting and weighing raw materials with corresponding mass according to the raw material composition of the cationic alkali-resistant emulsion;
step two: preparing a standby liquid: the worker adds 14.5 parts of deionized water, 1.14 parts of cetyltrimethylammonium chloride, and stirs for 15 minutes, then adds 0.075 parts of azo salt, and then adds 0.4 parts of dimethylaminoethyl methacrylate, 27 parts of methyl methacrylate, 1.8 parts of styrene, 6.7 parts of butyl acrylate and 4.5 parts of isooctyl acrylate in sequence, and stirs for 45 minutes to prepare a standby liquid;
step three: and (3) carrying out heat preservation reaction to produce monomer emulsion: adding the rest 43.5 parts of deionized water into a reaction kettle, then adding the rest 0.72 part of cetyltrimethylammonium chloride, heating the internal temperature of the reaction kettle to 70 ℃, adding the rest 0.075 part of azo salt and 5 parts of emulsion, and carrying out heat preservation reaction for 30 minutes to prepare monomer emulsion;
step four: cooling to obtain cationic emulsion: and (3) dropwise adding the residual emulsion for 3 hours, keeping the internal temperature of the reaction kettle at 70 ℃, keeping the temperature for 1 hour at 70 ℃ after the completion of dropwise adding, and then cooling and discharging to obtain the cationic alkali-resistant emulsion.
It should be further described that the cationic alkali-resistant emulsion prepared by the steps meets the requirements of beer standard clients in the aspects of brightness, wear resistance, acid and alkali resistance, high and low temperature resistance and the like, and has the following solid contents: 39-40%, viscosity less than 150cp, particle size: and the index control range of 70-90 nm.
Example 3:
referring to fig. 1, the present invention provides a technical solution: the preparation method of the cationic alkali-resistant emulsion for the beer label comprises the following specific steps of:
step one: selecting raw materials and weighing: selecting and weighing raw materials with corresponding mass according to the raw material composition of the cationic alkali-resistant emulsion;
step two: preparing a standby liquid: the worker adds 14.5 parts of deionized water, 1.08 parts of cetyltrimethylammonium chloride, and stirs for 15 minutes, then adds 0.085 parts of azo salt, and then adds 0.4 parts of dimethylaminoethyl methacrylate, 27 parts of methyl methacrylate, 1.8 parts of styrene, 6.7 parts of butyl acrylate and 4.5 parts of isooctyl acrylate in sequence, and stirs for 45 minutes to prepare a standby liquid;
step three: and (3) carrying out heat preservation reaction to produce monomer emulsion: adding the rest 43.5 parts of deionized water into a reaction kettle, then adding the rest 0.72 part of cetyltrimethylammonium chloride, heating the internal temperature of the reaction kettle to 70 ℃, adding the rest 0.085 part of azo salt and 5 parts of emulsion, and carrying out heat preservation reaction for 30 minutes to prepare monomer emulsion;
step four: cooling to obtain cationic emulsion: and (3) dropwise adding the residual emulsion for 3 hours, keeping the internal temperature of the reaction kettle at 70 ℃, keeping the temperature for 1 hour at 70 ℃ after the completion of dropwise adding, and then cooling and discharging to obtain the cationic alkali-resistant emulsion.
It should be further described that the cationic alkali-resistant emulsion prepared by the steps meets the requirements of beer standard clients in the aspects of brightness, wear resistance, acid and alkali resistance, high and low temperature resistance and the like, and has the following solid contents: 39-40%, viscosity less than 150cp, particle size: and the index control range of 70-90 nm.
Example 4:
referring to fig. 1, the present invention provides a technical solution: the preparation method of the cationic alkali-resistant emulsion for the beer label comprises the following specific steps of:
step one: selecting raw materials and weighing: selecting and weighing raw materials with corresponding mass according to the raw material composition of the cationic alkali-resistant emulsion;
step two: preparing a standby liquid: the worker adds 14.5 parts of deionized water, 1.2 parts of cetyltrimethylammonium chloride to the reaction kettle, stirs for 15 minutes, then adds 0.07 part of azo salt, and then sequentially adds 0.3 part of dimethylaminoethyl methacrylate, 26 parts of methyl methacrylate, 1.8 parts of styrene, 6.3 parts of butyl acrylate and 4.7 parts of isooctyl acrylate, stirs for 45 minutes to prepare a standby liquid;
step three: and (3) carrying out heat preservation reaction to produce monomer emulsion: adding the rest 43.5 parts of deionized water into a reaction kettle, then adding the rest 0.8 part of cetyltrimethylammonium chloride, heating the internal temperature of the reaction kettle to 70 ℃, adding the rest 0.07 part of azo salt and 5 parts of emulsion, and carrying out heat preservation reaction for 30 minutes to prepare monomer emulsion;
step four: cooling to obtain cationic emulsion: and (3) dropwise adding the residual emulsion for 3 hours, keeping the internal temperature of the reaction kettle at 70 ℃, keeping the temperature for 1 hour at 70 ℃ after the completion of dropwise adding, and then cooling and discharging to obtain the cationic alkali-resistant emulsion.
It should be further described that the cationic alkali-resistant emulsion prepared by the steps meets the requirements of beer standard clients in the aspects of brightness, wear resistance, acid and alkali resistance, high and low temperature resistance and the like, and has the following solid contents: 39-40%, viscosity less than 150cp, particle size: and the index control range of 70-90 nm.
Comparative example 1:
the comparative example is a real stone paint primer emulsion with good anti-tearing and alkali resistance prepared by a preparation method of the real stone paint primer emulsion with good alkali resistance disclosed in Chinese patent No. CN 114213592A.
Compared with the comparative example 1, the cationic alkali-resistant emulsion prepared by the raw materials used in the examples 2, 3 and 4 is coated on aluminized paper and is not anti-sticky, has affinity to UV ink, further ensures the excellent performances of gloss, wear resistance, adhesive force, acid and alkali resistance, water resistance and high and low temperature, so that the cationic alkali-resistant emulsion prepared by the examples 2, 3 and 4 can be applied to the field of label adhesion, not only expands the application range of the cationic alkali-resistant emulsion, but also improves the performance of the cationic alkali-resistant emulsion,
the foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The preparation method of the cationic alkali-resistant emulsion for the beer label is characterized by comprising the following raw materials in parts by weight: 1.8-2 parts of cetyl trimethyl ammonium chloride; 0.1 to 0.2 part of azo salt; 0.3 to 0.5 part of dimethylaminoethyl methacrylate; 25-30 parts of methyl methacrylate; 1.5 to 2.5 portions of styrene; 6-7 parts of butyl acrylate; 4-5 parts of isooctyl acrylate; 55-60 parts of deionized water;
the preparation method of the cationic alkali-resistant emulsion for beer labels comprises the following specific steps:
step one: selecting raw materials and weighing: selecting and weighing raw materials with corresponding mass according to the raw material composition of the cationic alkali-resistant emulsion;
step two: preparing a standby liquid: adding 25% of deionized water, 60% of cetyltrimethylammonium chloride and stirring for 15 minutes by a worker into a reaction kettle, then adding 50% of azo salt, and then sequentially adding all of dimethylaminoethyl methacrylate, methyl methacrylate, styrene, butyl acrylate and isooctyl acrylate and stirring for 45 minutes to prepare a standby liquid;
step three: and (3) carrying out heat preservation reaction to produce monomer emulsion: adding the rest deionized water into a reaction kettle, then adding the rest 40% by weight of cetyltrimethylammonium chloride, heating the internal temperature of the reaction kettle to 70 ℃, adding the rest azo salt and 5% by weight of emulsion, and carrying out heat preservation reaction for 30 minutes to prepare monomer emulsion;
step four: cooling to obtain cationic emulsion: and (3) dropwise adding the residual emulsion for 3 hours, keeping the internal temperature of the reaction kettle at 70 ℃, keeping the temperature for 1 hour at 70 ℃ after the completion of dropwise adding, and then cooling and discharging to obtain the cationic alkali-resistant emulsion.
2. The production equipment of the cation beer label alkali-resistant emulsion comprises a kettle body (1), and is characterized in that a kettle cover (2) is movably connected to the upper end of the kettle body (1), limiting blocks (14) are fixedly connected to the centers of two sides of the upper end of the kettle body (1), the two limiting blocks (14) are symmetrical about the central axis of the kettle body (1), a liquid leakage through hole (21) is formed in the center of the inner wall of the bottom end of the kettle body (1), and the liquid leakage through hole (21) penetrates through the center of the outer wall of the bottom end of the kettle body (1).
3. The production equipment of the alkali-resistant emulsion for the cationic beer label according to claim 2, wherein a recovery groove (15) is formed in the position, close to the center of the upper side, of the left end of the limiting block (14), a spring (17) is fixedly connected to the center of the inner wall of the right end of the recovery groove (15), a clamping block (16) is fixedly connected to the left end of the spring (17), and the clamping block (16) is movably connected to the inside of the recovery groove (15) through the spring (17).
4. The production equipment of the alkali-resistant emulsion for the cationic beer label according to claim 2, wherein a transverse groove (19) is formed in the bottom end of the kettle body (1), the right end of the transverse groove (19) penetrates through the center of the right end, close to the bottom side, of the kettle body (1), a pull plate (5) is movably connected in the transverse groove (19), grooves (22) are formed in two ends of the transverse groove (19) respectively, and the two groups of grooves (22) are symmetrical with respect to the central axis of the transverse groove (19).
5. The production equipment of the alkali-resistant emulsion for the cationic beer label according to claim 4, wherein limiting clamping plates (20) are fixedly connected to the left sides of the two ends of the pulling plate (5) respectively, the two limiting clamping plates (20) are movably connected to the inside of the two groups of grooves (22) respectively, grabbing grooves (18) are formed in the right sides of the two ends of the pulling plate (5) respectively, and sealing plugs (7) are fixedly connected to the left ends of the pulling plate (5).
6. The production equipment of the cation beer label alkali-resistant emulsion according to claim 2, wherein a protective shell (3) is fixedly connected to the center of the upper end of the kettle cover (2), a motor (6) is embedded in the center of the upper end of the kettle cover (2), the protective shell (3) is sleeved outside the motor (6), movable grooves (10) are respectively formed in the centers of the two ends of the kettle cover (2), pressing blocks (4) are movably connected to the centers of the two ends of the movable grooves (10), translation grooves (9) are respectively formed in the two ends of the movable grooves (10), translation blocks (8) are respectively fixedly connected to the left sides of the two ends of the pressing blocks (4), and the two groups of translation blocks (8) are respectively movably connected to the interiors of the two groups of translation grooves (9).
7. The production equipment of the alkali-resistant emulsion for the cationic beer label according to claim 6, wherein a rotating rod (12) is fixedly connected to the bottom end of the motor (6) penetrating through the center of the bottom end of the kettle cover (2), a fixing groove (11) is formed in the upper side of the interior of the rotating rod (12), the rotating rod (12) is fixedly connected to the bottom end of the motor (6) through the fixing groove (11), and stirring blades (13) are fixedly connected to two sides of the bottom end of the rotating rod (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211683967.5A CN116003671A (en) | 2022-12-27 | 2022-12-27 | Preparation method and production equipment of cationic beer label alkali-resistant emulsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211683967.5A CN116003671A (en) | 2022-12-27 | 2022-12-27 | Preparation method and production equipment of cationic beer label alkali-resistant emulsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
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