CN103992767A - Adhesive coating used in beer and beverage crown caps and crown cap manufacturing method - Google Patents
Adhesive coating used in beer and beverage crown caps and crown cap manufacturing method Download PDFInfo
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- CN103992767A CN103992767A CN201410188961.XA CN201410188961A CN103992767A CN 103992767 A CN103992767 A CN 103992767A CN 201410188961 A CN201410188961 A CN 201410188961A CN 103992767 A CN103992767 A CN 103992767A
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Abstract
The invention discloses an adhesive coating used in beer and beverage crown caps and a crown cap manufacturing method. The adhesive coating comprises epoxy resin, phenolic resin, amino resin, a modified polyethylene micro-powder wax, an auxiliary agent and a mixed solvent. The crown cap manufacturing method based on the adhesive coating includes the steps: coating the backside of a basal plate with the adhesive coating, coating the front side of the basal plate with a priming paint, and simultaneously baking; when the adhesive coating and the surface priming paint are cured, coating the priming paint with an printing ink and gloss oil, and baking; and finally stamping, and bonding a gasket on the inner side of a cap body through the adhesive coating. The technological process of the crown caps is simplified, the energy consumption is reduced, and the cost of production is also reduced.
Description
Technical field
The present invention relates to a kind of adhesive field, relate in particular to a kind of for beer, the adhesive coating of beverage Metal Crown Lid and the making method of Metal Crown Lid.
Background technology
Metal Crown Lid is mainly used in the sealing of glass bottle wine or carbonated drink, in order to make good seal between bottleneck and Metal Crown Lid, prevents a bottle interior leak of liquid, conventionally installs a slice soft gasket additional in Metal Crown Lid inner side, and it installs mode additional is mainly to use tackiness agent to carry out bonding.
In prior art, as Chinese patent " making method of tackiness agent, binding agent based Metal Crown Lid and Metal Crown Lid " (CN102863935A) is announced, the material of Metal Crown Lid is mainly tinplate or chromium plating iron, and its manufacturing process is: be 1. coated with at the sheet material back side and print tackiness agent; 2. after described tackiness agent solidifies, prime in described sheet material front, ink logo and transparent gloss oil; 3. after priming paint, ink logo and transparent gloss oil solidify, punching lid, forms lid; 4. to stamping forming described lid injection moulding pad, described pad is polyethylene (PE) pad, wherein, in the time of injection moulding pad, described tackiness agent performance bond properties.
As mentioned above, there is following some deficiency in technique scheme:
1, in technique, need four procedures, be respectively coating adhesive layer, prime, inking pattern, be coated with transparent gloss oil, every procedure all will toast about 12～15 minutes, and operation is many, and baking time is long, and energy consumption is large, and cost is high, and contaminate environment;
2, the working sheet of Metal Crown Lid, is that the sheet material that is cut into 100 ㎜ × 100 ㎜ through cutting machine on the basis of coiled material carries out coating processing, in the time of batch production, and complex procedures, production cost is high;
3, the material of Metal Crown Lid is tinplate or chromium plating iron, chromium plating or zinc-plated be that zinc-plated or chromium plating operation causes environmental pollution, and production cost is high in order to prevent that Metal Crown Lid from getting rusty in manufacturing processed.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind ofly can simplify the technical process of Metal Crown Lid for beer, the adhesive coating of beverage Metal Crown Lid and the making method of Metal Crown Lid, reduces energy consumption and production cost.
For solving the problems of the technologies described above, the invention provides following technical scheme: a kind of adhesive coating for beer, beverage Metal Crown Lid, comprise epoxy resin, resol, aminoresin, modified poly ethylene micro mist wax, auxiliary agent and mixed solvent, solid part ratio of each composition is:
Wherein, auxiliary agent is one or both in defoamer or catalyzer, and mixed solvent is the solvent that ketone, aromatic solvent naphtha, alcohol ethers, ester class mix mutually with 5～10:40～50:40～50:5～10 ratio respectively.
In technique scheme, described resol is the synthetics of one or more and formaldehyde in dihydroxyphenyl propane, phenol, cresols, tertiary butyl phenol.
In technique scheme, described mixed solvent is that propyl carbinol, dimethylbenzene, pimelinketone, propylene glycol monomethyl ether, 1-Methoxy-2-propyl acetate, ethylene glycol ether acetate, aromatic solvent naphtha mix.
In technique scheme, described modified poly ethylene micro mist wax is oxidized polyethlene wax or grafting carboxyl group-containing monomer polyolefin-wax.
For achieving the above object, the invention provides a kind of beer based on above-mentioned adhesive coating, the making method of beverage Metal Crown Lid, comprise the following steps:
1. baking for the first time: the two sides at coiled material substrate is coated with by volume coating line, its back side coating adhesive coating, positive primer coating, then toasts for the first time;
2. cut: by step 1. in baked coiled material substrate cut into sheet material;
3. baking for the second time: printing-ink on the priming paint in described sheet material front, toasts for the second time;
4. baking for the third time: after ink solidification, be coated with gloss oil on the ink in described sheet material front, toast for the third time;
5. impact briquetting: rush lid on serialization punching apparatus, form lid;
6. pad is installed: heating lid, is placed in gasket material in lid extrusion molding.
In technique scheme, described storing temperature is for the first time 220 DEG C～240 DEG C, and baking time is 1 minute～5 minutes; The storing temperature of described baking for the second time and baking is for the third time respectively 180 DEG C～200 DEG C, and baking time is respectively 10 minutes～15 minutes.
In technique scheme, described substrate is coiled material, is made up of the one in substrate iron, tinplate or chromium plating iron, and described pad is polyolefin pad or rubber sheet gasket.
Further technical scheme is, the lid of described step in 6. heats by the mode of Electromagnetic Heating.
Due to the utilization of technique scheme, the present invention compared with prior art at least has following useful
Technique effect:
1, in the present invention, adhesive coating comprises epoxy resin, resol, aminoresin, modified poly ethylene micro mist wax, auxiliary agent and mixed solvent, be made into quick-dry type coating, in the time making Metal Crown Lid, the adhesive coating of substrate back and positive priming paint toast simultaneously, and baking time is short, reoil after finishing China ink and gloss oil of baking toasts, in the middle of making processes, only need to toast three times, with toasted four times in the past and above technique compared with, energy-saving and environmental protection more, have also reduced production cost simultaneously;
2, in the present invention, the adhesive coating of substrate back and positive priming paint toast simultaneously, and baking time is only about one minute, compared with long-time baking process in the past, the baking of short period of time has solved the oxidation factor of high temperature to substrate iron, makes substrate can use substrate iron, without zinc-plated or chromium plating on substrate iron, not only reduce operation zinc-plated, chromium plating, also saved tin, chromium resource, reduce energy consumption, reduce and pollute, also reduced production cost;
3, in the present invention, substrate is coiled material, compared with the sheet structure in the past directly adopting, carries out for the first time two-sided coating before baking on coiled material, simplifies and is coated with material process, reduces production costs, and has also reduced labour intensity.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
Embodiment mono-: a kind of adhesive coating for beer, beverage Metal Crown Lid, comprise epoxy resin, resol, aminoresin, modified poly ethylene micro mist wax, auxiliary agent and mixed solvent, solid part ratio of each composition is:
Wherein, auxiliary agent is one or both in defoamer or catalyzer, and mixed solvent is the solvent that ketone, aromatic solvent naphtha, alcohol ethers, ester class mix mutually with 5～10:40～50:40～50:5～10 ratio respectively.
In the present embodiment, modified poly ethylene micro mist wax is oxidized polyethlene wax, and auxiliary agent is that defoamer BYK088 and catalyzer adopt KING Jin Shi N-5225 catalyzer, and epoxy resin adopts epoxy resin 607, and solid part ratio of adhesive coating is specially:
Mixed solvent is the solvent that ketone, aromatic solvent naphtha, alcohol ethers, ester class mix mutually with 8:40:45:7 ratio respectively.
Wherein, in adhesive coating.
In the present embodiment, resol is the synthetics of dihydroxyphenyl propane and formaldehyde.Described mixed solvent is that propyl carbinol, dimethylbenzene, pimelinketone, propylene glycol monomethyl ether, 1-Methoxy-2-propyl acetate, ethylene glycol ether acetate, aromatic solvent naphtha mix.
In the present embodiment, apply the making method for beer, beverage Metal Crown Lid of this adhesive coating, comprise the following steps:
1. baking for the first time: the two sides at coiled material substrate is coated with by volume coating line, its back side coating adhesive coating, positive primer coating, then toasts for the first time;
2. cut: by step 1. in baked coiled material substrate cut into sheet material;
3. baking for the second time: printing-ink on the priming paint in described sheet material front, toasts for the second time;
4. baking for the third time: after ink solidification, be coated with gloss oil on the ink in described sheet material front, toast for the third time;
5. impact briquetting: rush lid on serialization punching apparatus, form lid;
6. pad is installed: utilize Electromagnetic Heating for lid heats up (temperature is with reference to prior art), gasket material is placed in lid to extrusion molding.
In the present embodiment, described storing temperature is for the first time 240 DEG C, and baking time is 1 minute; The storing temperature of described baking for the second time and baking is for the third time respectively 190 DEG C, and baking time is respectively 12 minutes.In the present embodiment, priming paint adopts priming paint of the prior art, without changing proportioning, also can toast with tackiness agent simultaneously.
In the present embodiment, described substrate is substrate iron coiled material, and described pad is polyolefin pad or rubber sheet gasket, adopts which kind of pad, depends on that Metal Crown Lid is for beer or beverage.Adopt volume coating line directly at the upper double spread of substrate iron (without chromium plating or zinc-plated), then baking in the lump, volume coating line can be coated on priming paint and adhesive coating on substrate iron at short notice in the lump, just solves the oxidation factor of high temperature to substrate iron.Thereby can save chromium plating or zinc-plated operation, reduce energy consumption, reduce costs.
The price difference of substrate iron and chromium plating iron is 600 yuan/ton (being mainly the costs of chromium plating) at present.The save energy, the resource that in crown cork coating process, adopt substrate iron volume painting form, it is considerable reducing discharge, reducing gross contamination.180,000 tons of iron amounts for domestic crown cork in 2013, approximately 8,000 ten thousand square metres, the total amount that can save is considerable.
Embodiment bis-: a kind of adhesive coating for beer, beverage Metal Crown Lid, in the present embodiment, solid part ratio of the each composition of adhesive coating is: epoxy resin 609:20%, resol: 10%, aminoresin: 5%, grafting carboxyl group-containing monomer polyolefin-wax: 5%, KING Jin Shi N-5225 catalyzer 1%, mixed solvent 59%.Wherein, mixed solvent is the solvent that ketone, aromatic solvent naphtha, alcohol ethers, ester class mix mutually with 5:41:48:6 ratio respectively.Resol is the combination of dihydroxyphenyl propane, phenol, cresols and tertiary butyl phenol and the synthetics of formaldehyde.
The making method of Metal Crown Lid, basic identical with embodiment mono-, difference is: storing temperature is 230 DEG C for the first time, baking time is 2 minutes; Second and third time storing temperature is 180 DEG C, and baking time is 15 minutes.
Embodiment tri-: solid part ratio of the each composition of adhesive coating is: epoxy resin 32%, resol 2%, aminoresin 1%, modified poly ethylene micro mist wax 3%, auxiliary agent 2%, mixed solvent 60%.Storing temperature is 220 DEG C for the first time, and baking time is 2.5 minutes; Mixed solvent proportioning is with embodiment mono-, and second and third baking condition is with embodiment mono-or embodiment bis-.
Embodiment tetra-: solid part ratio of the each composition of adhesive coating is: epoxy resin 40%, resol 5%, aminoresin 5%, modified poly ethylene micro mist wax 5%, auxiliary agent 0.1%, mixed solvent 44.9%.Storing temperature is 235 DEG C for the first time, and baking time is 1 minute; Mixed solvent proportioning is with embodiment mono-, and second and third baking condition is with embodiment mono-or embodiment bis-.
Embodiment five: solid part ratio of the each composition of adhesive coating is: epoxy resin 40%, resol 10%, aminoresin 5%, modified poly ethylene micro mist wax 5%, auxiliary agent 2%, mixed solvent 38%.Other material and condition are with embodiment mono-.
Embodiment six: solid part ratio of the each composition of adhesive coating is: epoxy resin 32%, resol 3%, aminoresin 2%, modified poly ethylene micro mist wax 2%, auxiliary agent 1.5%, mixed solvent 59.5%.Other material and condition are with embodiment mono-.
Embodiment seven: solid part ratio of the each composition of adhesive coating is: epoxy resin 27%, resol 4%, aminoresin 4%, modified poly ethylene micro mist wax 4%, auxiliary agent 2%, mixed solvent 59%.Other material and condition are with embodiment mono-.
Embodiment eight: solid part ratio of the each composition of adhesive coating is: epoxy resin 29%, resol 7%, aminoresin 2%, modified poly ethylene micro mist wax 3.5%, auxiliary agent 0.7%, mixed solvent 57.8%.Other material and condition are with embodiment mono-.
Embodiment nine: solid part ratio of the each composition of adhesive coating is: epoxy resin 33%, resol 8%, aminoresin 4.5%, modified poly ethylene micro mist wax 4.3%, auxiliary agent 0.2%, mixed solvent 50%.Other material and condition are with embodiment mono-.
Embodiment ten: solid part ratio of the each composition of adhesive coating is: epoxy resin 33%, resol 9%, aminoresin 5%, modified poly ethylene micro mist wax 5%, auxiliary agent 2%, mixed solvent 46%.Other material and condition are with embodiment mono-.
Embodiment 11: solid part ratio of the each composition of adhesive coating is: epoxy resin 35%, resol 10%, aminoresin 5%, modified poly ethylene micro mist wax 5%, auxiliary agent 2%, mixed solvent 43%.Other material and condition are with embodiment mono-.
Embodiment 12: solid part ratio of the each composition of adhesive coating is: epoxy resin 39%, resol 3.5%, aminoresin 2%, modified poly ethylene micro mist wax 3.5%, auxiliary agent 1%, mixed solvent 51%.Other material and condition are with embodiment mono-.
Embodiment 13: solid part ratio of the each composition of adhesive coating is: epoxy resin 24%, resol 7%, aminoresin 4%, modified poly ethylene micro mist wax 4%, auxiliary agent 1.9%, mixed solvent 59.1%.Other material and condition are with embodiment mono-.
Embodiment 14: solid part ratio of the each composition of adhesive coating is: epoxy resin 26%, resol 8%, aminoresin 3%, modified poly ethylene micro mist wax 5%, auxiliary agent 1%, mixed solvent 57%.Other material and condition are with embodiment mono-.
Embodiment 15: solid part ratio of the each composition of adhesive coating is: epoxy resin 29%, resol 3%, aminoresin 4.8%, modified poly ethylene micro mist wax 5%, auxiliary agent 0.2%, mixed solvent 58%.Other material and condition are with embodiment mono-.
Embodiment 16: solid part ratio of the each composition of adhesive coating is: epoxy resin 29%, resol 9%, aminoresin 4%, polyethylene micropowder wax 5%, auxiliary agent 2%, mixed solvent 51%.Other material and condition are with embodiment mono-.
As above embodiment, each solids component of adhesive coating is than different, and other ratio and condition are also not necessarily similar with embodiment, also can be identical with embodiment bis-, embodiment tri-, embodiment tetra-.These conditions are all adjusted according to situ production demand.For example: roaster goes wrong, temperature cannot reach 250 DEG C, just can adjust each solids component ratio of adhesive coating, meanwhile, suitable prolongation baking time when baking, in order to reach cure adhesive coating, and energy-conservation effect.
It should be noted that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (8)
1. for an adhesive coating for beer, beverage Metal Crown Lid, it is characterized in that: comprise epoxy resin, resol, aminoresin, modified poly ethylene micro mist wax, auxiliary agent and mixed solvent, solid part ratio of each composition is:
Wherein, auxiliary agent is one or both in defoamer or catalyzer, and mixed solvent is the solvent that ketone, aromatic solvent naphtha, alcohol ethers, ester class mix mutually with 5～10:40～50:40～50:5～10 ratio respectively.
2. the adhesive coating for beer, beverage Metal Crown Lid according to claim 1, is characterized in that: described resol is the synthetics of one or more and formaldehyde in dihydroxyphenyl propane, phenol, cresols, tertiary butyl phenol.
3. the adhesive coating for beer, beverage Metal Crown Lid according to claim 1, is characterized in that: described mixed solvent is that propyl carbinol, dimethylbenzene, pimelinketone, propylene glycol monomethyl ether, 1-Methoxy-2-propyl acetate, ethylene glycol ether acetate, aromatic solvent naphtha mix.
4. the adhesive coating for beer, beverage Metal Crown Lid according to claim 1, is characterized in that: described modified poly ethylene micro mist wax is oxidized polyethlene wax or grafting carboxyl group-containing monomer polyolefin-wax.
5. a making method for the Metal Crown Lid based on claim 1, comprises the following steps:
1. baking for the first time: the two sides at coiled material substrate is coated with by volume coating line, its back side coating adhesive coating, positive primer coating, then toasts for the first time;
2. cut: by step 1. in baked coiled material substrate cut into sheet material;
3. baking for the second time: printing-ink on the priming paint in described sheet material front, toasts for the second time;
4. baking for the third time: after ink solidification, be coated with gloss oil on the ink in described sheet material front, toast for the third time;
5. impact briquetting: rush lid on serialization punching apparatus, form lid;
6. pad is installed: heating lid, is placed in gasket material in lid extrusion molding.
6. the making method of Metal Crown Lid according to claim 5, is characterized in that: described storing temperature is for the first time 220 DEG C～240 DEG C, and baking time is 1 minute～5 minutes; The storing temperature of described baking for the second time and baking is for the third time respectively 180 DEG C～200 DEG C, and baking time is respectively 10 minutes～15 minutes.
7. the making method of Metal Crown Lid according to claim 5, is characterized in that: described substrate is coiled material, is made up of the one in substrate iron, tinplate or chromium plating iron, and described pad is polyolefin pad or rubber sheet gasket.
8. the making method of Metal Crown Lid according to claim 5, is characterized in that: the lid of described step in 6. heats by the mode of Electromagnetic Heating.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410188961.XA CN103992767B (en) | 2014-05-07 | 2014-05-07 | For beer, the adhesive coating of beverage Metal Crown Lid and the making method of Metal Crown Lid |
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| CN201410188961.XA CN103992767B (en) | 2014-05-07 | 2014-05-07 | For beer, the adhesive coating of beverage Metal Crown Lid and the making method of Metal Crown Lid |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104309911A (en) * | 2014-09-29 | 2015-01-28 | 无锡华鹏瓶盖有限公司 | Manufacturing process of BPA-NI (Bisphenol A-free) metal bottle cap |
| CN104371495A (en) * | 2014-11-07 | 2015-02-25 | 蚌埠飞浦科技包装材料有限公司 | Mold release paint for pet meat food can inner walls and preparation method thereof |
| CN106269441A (en) * | 2016-08-05 | 2017-01-04 | 安徽金星包装有限公司 | A kind of manufacture method of Composite bottle cap |
| CN111004597A (en) * | 2019-11-27 | 2020-04-14 | 杜潇 | Amphiphilic adhesive for crown cap polyolefin gasket and preparation method and application thereof |
| CN111675993A (en) * | 2020-07-22 | 2020-09-18 | 佛山市同骏环保科技有限公司 | Novel bottle cap printing process |
| CN112852372A (en) * | 2021-01-14 | 2021-05-28 | 江苏扬瑞新型材料股份有限公司 | Beer cap adhesive |
| CN114571629A (en) * | 2022-02-16 | 2022-06-03 | 广东紫泉包装有限公司 | Antirust corrosion-resistant bottle cap for vinegar beverage and processing technology thereof |
| CN115055354A (en) * | 2022-08-15 | 2022-09-16 | 小仙炖霸州食品有限公司 | Manufacturing process of stainless iron bottle cap with printed pattern |
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| CN101503606A (en) * | 2009-03-11 | 2009-08-12 | 西安昌泰化工厂 | Adhesive for imperial crown cap polyolefin pad for beer or beverage and preparation thereof |
| CN102863935A (en) * | 2012-09-06 | 2013-01-09 | 杨野鹏 | Adhesive, adhesive-based crown cap and preparation method of crown cap |
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| US20020128336A1 (en) * | 2001-01-08 | 2002-09-12 | Kolb Brant U. | Foam including surface-modified nanoparticles |
| CN101503606A (en) * | 2009-03-11 | 2009-08-12 | 西安昌泰化工厂 | Adhesive for imperial crown cap polyolefin pad for beer or beverage and preparation thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309911A (en) * | 2014-09-29 | 2015-01-28 | 无锡华鹏瓶盖有限公司 | Manufacturing process of BPA-NI (Bisphenol A-free) metal bottle cap |
| CN104309911B (en) * | 2014-09-29 | 2016-11-09 | 无锡华鹏瓶盖有限公司 | A kind of manufacture craft of BPA-NI crown cap |
| CN104371495A (en) * | 2014-11-07 | 2015-02-25 | 蚌埠飞浦科技包装材料有限公司 | Mold release paint for pet meat food can inner walls and preparation method thereof |
| CN106269441A (en) * | 2016-08-05 | 2017-01-04 | 安徽金星包装有限公司 | A kind of manufacture method of Composite bottle cap |
| CN111004597A (en) * | 2019-11-27 | 2020-04-14 | 杜潇 | Amphiphilic adhesive for crown cap polyolefin gasket and preparation method and application thereof |
| CN111004597B (en) * | 2019-11-27 | 2021-11-26 | 杜潇 | Amphiphilic adhesive for crown cap polyolefin gasket and preparation method and application thereof |
| CN111675993A (en) * | 2020-07-22 | 2020-09-18 | 佛山市同骏环保科技有限公司 | Novel bottle cap printing process |
| CN111675993B (en) * | 2020-07-22 | 2022-03-29 | 佛山市同骏环保科技有限公司 | Novel bottle cap printing process |
| CN112852372A (en) * | 2021-01-14 | 2021-05-28 | 江苏扬瑞新型材料股份有限公司 | Beer cap adhesive |
| CN114571629A (en) * | 2022-02-16 | 2022-06-03 | 广东紫泉包装有限公司 | Antirust corrosion-resistant bottle cap for vinegar beverage and processing technology thereof |
| CN114571629B (en) * | 2022-02-16 | 2024-03-26 | 广东紫泉包装有限公司 | Rust-proof corrosion-resistant bottle cap for vinegar beverage and processing technology thereof |
| CN115055354A (en) * | 2022-08-15 | 2022-09-16 | 小仙炖霸州食品有限公司 | Manufacturing process of stainless iron bottle cap with printed pattern |
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