CN114065891A - Smart card releasing fragrance by friction and preparation method thereof - Google Patents
Smart card releasing fragrance by friction and preparation method thereof Download PDFInfo
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- CN114065891A CN114065891A CN202111258450.7A CN202111258450A CN114065891A CN 114065891 A CN114065891 A CN 114065891A CN 202111258450 A CN202111258450 A CN 202111258450A CN 114065891 A CN114065891 A CN 114065891A
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- 239000003205 fragrance Substances 0.000 title claims abstract description 104
- 238000002360 preparation method Methods 0.000 title claims abstract description 28
- 239000002775 capsule Substances 0.000 claims abstract description 48
- 108010010803 Gelatin Proteins 0.000 claims abstract description 26
- 229920000159 gelatin Polymers 0.000 claims abstract description 26
- 239000008273 gelatin Substances 0.000 claims abstract description 26
- 235000019322 gelatine Nutrition 0.000 claims abstract description 26
- 235000011852 gelatine desserts Nutrition 0.000 claims abstract description 26
- 229920006254 polymer film Polymers 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 239000000796 flavoring agent Substances 0.000 claims description 39
- 235000019634 flavors Nutrition 0.000 claims description 39
- 239000011259 mixed solution Substances 0.000 claims description 32
- 239000007864 aqueous solution Substances 0.000 claims description 27
- 238000002156 mixing Methods 0.000 claims description 26
- 238000000576 coating method Methods 0.000 claims description 24
- 239000011248 coating agent Substances 0.000 claims description 20
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 18
- 238000001035 drying Methods 0.000 claims description 18
- 235000010489 acacia gum Nutrition 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 13
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 11
- 238000007650 screen-printing Methods 0.000 claims description 11
- 239000001785 acacia senegal l. willd gum Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical group O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- 238000004132 cross linking Methods 0.000 claims description 6
- 239000003431 cross linking reagent Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 239000002480 mineral oil Substances 0.000 claims description 6
- 235000010446 mineral oil Nutrition 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000049 pigment Substances 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 235000015112 vegetable and seed oil Nutrition 0.000 claims description 6
- 239000008158 vegetable oil Substances 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 239000004925 Acrylic resin Substances 0.000 claims description 5
- 229920000178 Acrylic resin Polymers 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000011162 core material Substances 0.000 abstract description 11
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000000379 polymerizing effect Effects 0.000 abstract description 3
- 239000003094 microcapsule Substances 0.000 abstract description 2
- 230000002688 persistence Effects 0.000 abstract description 2
- 238000007639 printing Methods 0.000 description 13
- 239000012153 distilled water Substances 0.000 description 12
- 239000000243 solution Substances 0.000 description 12
- 244000215068 Acacia senegal Species 0.000 description 9
- 229920000084 Gum arabic Polymers 0.000 description 9
- 239000000205 acacia gum Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 7
- 235000019198 oils Nutrition 0.000 description 7
- 238000007776 silk screen coating Methods 0.000 description 5
- 239000012792 core layer Substances 0.000 description 4
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 description 4
- 239000002304 perfume Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000004945 emulsification Methods 0.000 description 2
- 238000009775 high-speed stirring Methods 0.000 description 2
- 235000005979 Citrus limon Nutrition 0.000 description 1
- 244000131522 Citrus pyriformis Species 0.000 description 1
- 235000016623 Fragaria vesca Nutrition 0.000 description 1
- 240000009088 Fragaria x ananassa Species 0.000 description 1
- 235000011363 Fragaria x ananassa Nutrition 0.000 description 1
- 235000010254 Jasminum officinale Nutrition 0.000 description 1
- 240000005385 Jasminum sambac Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07722—Physical layout of the record carrier the record carrier being multilayered, e.g. laminated sheets
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/06—Printing inks based on fatty oils
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07724—Physical layout of the record carrier the record carrier being at least partially made by a molding process
Abstract
The invention provides an intelligent card releasing fragrance by friction and a preparation method thereof, wherein a fragrance friction area is arranged on the surface of the intelligent card releasing fragrance by friction, fragrance ink is coated in the fragrance friction area and comprises fragrance capsules, the fragrance capsules comprise core materials and wall shells, the core materials comprise essence, the wall shells are gelatin polymer films, the fragrance capsules are prepared by a microcapsule technology, the core materials are wrapped by the wall shells, the wall shells formed by polymerizing the gelatin are firm, the essence is completely isolated from the outside, the volatilization of the essence is avoided, the persistence of the fragrance is ensured, the fragrance capsules are prepared to obtain the ink, the ink is printed on the surface of the intelligent card in a silk-screen mode, when the intelligent card is used, the wall shells of the fragrance capsules are damaged by extrusion, friction and other modes, the essence as the core materials floats outwards, the release of the fragrance is realized, and as a plurality of fragrance capsules are stored in the fragrance friction area, ensuring the repeated use of the fragrance friction area.
Description
Technical Field
The invention relates to the field of smart cards, in particular to a smart card capable of releasing fragrance through friction and a preparation method thereof.
Background
Currently, in the field of smart card preparation, the following three methods are generally adopted for preparing a fragrance card: 1. placing the fragrant water in a groove on the surface of the smart card; 2. printing common fragrant ink on the surface of the smart card; 3. the slow-release fragrance capsule ink is printed on the surface of the smart card. However, the three preparation methods have certain disadvantages: 1. perfume is added into the surface groove, so that the perfume is easy to fall out or overflow the surface groove, the perfume is difficult to fix, the production efficiency is low, and the cost is high; 2. the printing ink prepared by using common fragrance can continuously emit fragrance when being printed on the surface of the smart card, but the durability is short; 3. the slow-release flavor capsule has a porous wall shell, and can release flavor slowly over a long period of time, but has a very weak flavor and taste, although long-lasting flavor can be achieved.
Disclosure of Invention
It is a first object of the present invention to provide a smart card that will release fragrance only by friction.
The second purpose of the present invention is to provide a method for preparing the above smart card.
In order to achieve the main purpose, the surface of the smart card capable of releasing fragrance through friction is provided with a fragrance friction area, fragrance ink is coated in the fragrance friction area, the fragrance ink comprises fragrance capsules, the fragrance capsules comprise core materials and wall shells, the core materials comprise essence, and the wall shells are gelatin polymer films.
According to the scheme, the core material of the flavor capsule in the flavor friction area comprises the flavor, the wall shell is a gelatin polymer film, the flavor is wrapped by the wall shell, and the wall shell formed by polymerizing the gelatin is firm, so that the flavor is completely isolated from the outside, the flavor is prevented from volatilizing, and the durability of the flavor is ensured; the wall shell of the flavor capsule is damaged through extrusion, friction and other modes, so that the flavor as the core material floats outside, the release of the flavor is realized, and the multiple use of the flavor friction area is ensured because a plurality of flavor capsules are stored in the flavor friction area.
Further, the fragrance ink is coated to a thickness of 18 to 20 μm.
Therefore, in the use process of the smart card, the wall shell of the fragrance capsule needs to be damaged in a squeezing or rubbing mode, and when the fragrance capsule is repeatedly rubbed and consumed, the printing thickness of the fragrance ink in the fragrance rubbing area is in the range, so that the rubbing times of the fragrance capsule are ensured.
In order to achieve the second object, the method for preparing a smart card capable of releasing fragrance by friction provided by the invention prepares the smart card capable of releasing fragrance by friction;
the preparation method comprises the following steps:
the preparation method of the flavor capsule comprises the following steps:
a1, mixing and stirring 100 to 125 weight parts of 0.5 percent Arabic gum aqueous solution and 10 to 15 weight parts of essence to obtain a first mixed solution;
a2, adding 100 to 125 weight parts of 0.5 percent gelatin aqueous solution into the first mixed solution, and uniformly mixing and stirring to obtain a second mixed solution;
a3, adding 100 to 125 weight parts of 0.015 percent sodium dodecyl sulfate aqueous solution into the second mixed solution, placing the mixture in a water bath kettle at the temperature of between 45 and 55 ℃, stirring the mixture for 30 to 40 minutes, and adjusting the pH value to between 3 and 4.5;
a4, after stopping heating, continuously stirring until the temperature is reduced to 5 ℃;
a5, adding 7 to 8 weight parts of cross-linking agent, and the cross-linking curing time is 6 to 8 hours;
a6, repeatedly washing, filtering and drying the solidified product in a5 to obtain a flavor capsule;
the preparation method of the ink comprises the following steps:
b1, weighing 20-30 parts of resin, 15-25 parts of mineral oil, 20-30 parts of vegetable oil, 10-25 parts of pigment, 1-10 parts of auxiliary agent and 1 part of flavor capsule according to parts by weight, and mixing and stirring to obtain the ink;
coating:
and c1, coating the ink in the fragrance friction area in a screen printing mode.
According to the scheme, essence and water are mixed, stirred and dissolved to obtain an oil phase, an aqueous solution of gum arabic and an aqueous solution of gelatin are mixed, stirred and homogenized to obtain a water phase, the oil phase is fully broken into oil drops with uniform sizes and dispersed in the water phase through long-time high-speed stirring under the emulsification and homogenization action of sodium dodecyl sulfate, the gum arabic and the gelatin are matched for use, under the emulsification action of the gum arabic, the gelatin and a cross-linking agent are subjected to polymerization reaction at an interface between the water phase and the oil phase under acidic conditions and temperature conditions to form a coacervate phase and then dispersed around the oil drops, the essence is coated in a polymer film, and a fragrance capsule is formed after fixation, wherein the film is a wall shell of the capsule, and the wall shell is formed by polymerizing the gelatin, is firm and stiff, and effectively isolates air and moisture, so that fragrance can be stored for a long time.
Further, in the step a3 of the flavor capsule preparation step, the pH was adjusted with 10% acetic acid aqueous solution.
Further, the step a4 in the preparation step of the flavor capsule is specifically as follows: stopping heating, and keeping stirring while naturally cooling the mixed solution obtained in the step a3, wherein the natural cooling time is 30min, and the stirring speed is 30 r/min; then the temperature is reduced to 5 ℃ by ice cubes.
Therefore, before the cross-linking agent is added, the pH value and the temperature of the solution are adjusted, and meanwhile, high-speed stirring is kept, so that the layering of the water phase and the oil phase is more obvious, and the oil drop dispersing effect is better.
In a further embodiment, the cross-linking agent is glutaraldehyde.
In a further aspect, in the ink preparation step, the resin includes an acrylic resin and/or an epoxy resin.
Further, the viscosity of the ink was 2 pa.s.
Therefore, the printing ink with the viscosity is easy to produce in a large scale, and is easy to form when being coated in a screen printing mode.
In the coating step, the mesh number of the silk screen is 77T-120T, the drying temperature of the drying tunnel is 35-45 ℃, the pressure of a scraper is 0.5 MM-1.0 MM, and the hardness of the scraper is 70 Shore-80 Shore.
Therefore, when silk-screen coating is carried out, the production parameters are controlled so as to reduce the influence of the silk-screen process on the wall shell and ensure the durability of fragrance.
Drawings
FIG. 1 is a block diagram of an embodiment of a smart card of the present invention that releases a fragrance by friction.
The invention is further explained with reference to the drawings and the embodiments.
Detailed Description
The intelligent card capable of releasing fragrance by friction can be a bank card, an induction card and the like which are commonly used in daily life, the printing ink coated on the intelligent card capable of releasing fragrance by friction contains fragrance capsules, the fragrance capsules are prepared in a microcapsule mode, essence is used as a core material and is wrapped by a wall shell of a gelatin polymer film, the fragrance can be overflowed only by breaking the capsules in an extrusion or friction mode, and the capsules can make fragrance lasting.
The invention produces a smart card that releases fragrance by friction according to the following steps:
the preparation method of the flavor capsule comprises the following steps:
a1, mixing 0.5 weight part of Arabic gum with 100 weight parts of sterile distilled water, and stirring uniformly at normal temperature to obtain 0.5% Arabic gum aqueous solution; mixing 100-125 parts by weight of gum arabic aqueous solution and 10-15 parts by weight of essence, and stirring to obtain a first mixed solution, wherein when the essence is selected, proper fragrance such as strawberry, lemon or jasmine flower can be selected according to the requirement of a customer or the set requirement;
a2, mixing 0.5 weight part of gelatin with 100 weight parts of sterile distilled water and uniformly stirring at normal temperature to obtain 0.5% gelatin water solution; adding 100 to 125 parts by weight of gelatin aqueous solution into the first mixed solution, and uniformly mixing and stirring to obtain a second mixed solution;
a3, 0.015 weight part of sodium dodecyl sulfate and 100 weight parts of sterile distilled water are mixed and stirred uniformly at normal temperature to obtain 0.015 percent sodium dodecyl benzene sulfonate aqueous solution; adding 100 to 125 parts by weight of sodium dodecyl sulfate aqueous solution into the second mixed solution, placing the second mixed solution in a water bath kettle at the temperature of 45-55 ℃, stirring the second mixed solution for 30-40 min, and adjusting the pH value to 3-4.5 by using 10% acetic acid;
a4, stopping heating, and keeping stirring while naturally cooling the mixed solution obtained in the step a3, wherein the natural cooling time is 30min, and the stirring speed is 30 r/min; then, cooling to 5 ℃ by using ice cubes;
a5, adding 7 to 8 weight parts of glutaraldehyde solution with the mass fraction of 40 percent, crosslinking and curing for 6 to 8 hours, and keeping stirring at the stirring speed of 30 r/min;
a6, pouring the product into a beaker for repeated water washing, filtering by using a filter flask, and drying the filtered product to obtain a flavor capsule;
the preparation method of the ink comprises the following steps:
b1, weighing 20-30 parts of resin, 15-25 parts of mineral oil, 20-30 parts of vegetable oil, 10-25 parts of pigment, 1-10 parts of auxiliary agent and 1 part of flavor capsule according to parts by weight, mixing and stirring to obtain the ink, wherein the viscosity of the ink is adjusted to 2Pa.s, and the resin is acrylic resin and/or epoxy resin.
Coating:
c1, coating the printing ink in the fragrance friction area in a silk-screen printing mode, wherein the specific silk-screen printing process is as follows: 1. the position and the shape of the fragrance friction area are preset on the laminated card, and the fragrance friction area can be in different shapes, such as patterns of flowers, trees, cartoon characters and the like, so that the attractiveness of the smart card is improved.
The intelligent card is prevented from being processed by gold stamping, code printing and the like in the position corresponding to the fragrance friction area; 2. generating an electronic file of the silk screen plate according to the shape of the fragrance friction area; 3. according to the electronic file of the silk screen plate, the silk screen plate is sun-cured, the mesh number of the silk screen is 77T-120T, and the coating thickness is 18 micrometers-20 micrometers; 4. carrying out silk-screen coating on the laminated card by using a silk-screen device, wherein the coating process controls the pressure of a scraper to be 0.5-1.0 MM, the hardness of the scraper to be 70 Shore-80 Shore and the drying temperature of a drying tunnel to be 35-45 ℃; 5. and carrying out subsequent relative production of the laminated card to produce the smart card with wiping fragrance.
The smart card with wiping fragrance is prepared by the preparation method, and referring to fig. 1, the smart card comprises a core layer 1, a front surface coating film 2 and a back surface coating film 3. The front surface covering film 2 and the back surface covering film 3 are respectively attached to the core layer 1 corresponding to the front surface and the back surface of the core layer 1, and the fragrance friction area 4 can be arranged on the side wall of the front surface covering film 2 departing from the core layer 1. The fragrance friction area 4 is printed with fragrance ink, the fragrance ink comprises fragrance capsules, the fragrance capsules comprise core materials and wall shells, the core materials comprise essence, and the wall shells are gelatin polymer films; the scented ink has a print thickness of 18 to 20 microns.
The fragrance friction area can be in different shapes, such as flowers, trees, cartoon characters and other patterns, and the attractiveness of the smart card is improved.
The invention will be better understood by reference to the following examples.
Example 1
A smart card releasing fragrance by friction was made according to the following steps:
the preparation method of the flavor capsule comprises the following steps:
a1, mixing 0.5g of Arabic gum with 100ml of sterile distilled water, and uniformly stirring at normal temperature to obtain an Arabic gum aqueous solution; mixing and stirring a gum arabic aqueous solution and 10ml of essence to obtain a first mixed solution;
a2, mixing 0.5g of gelatin with 100ml of sterile distilled water and stirring uniformly at normal temperature to obtain a gelatin water solution; mixing and stirring the gelatin aqueous solution and the first mixed solution uniformly to obtain a second mixed solution;
a3, 1.5mg sodium dodecyl sulfate and 100ml sterile distilled water are mixed and stirred evenly at normal temperature to obtain sodium dodecyl benzene sulfonate aqueous solution; adding sodium dodecyl sulfate water solution into the second mixed solution, placing in a water bath kettle at 50 ℃, stirring for 40min, and adjusting pH to 4 with 10% acetic acid;
a4, stopping heating, and keeping stirring while naturally cooling the mixed solution obtained in the step a3, wherein the natural cooling time is 30min, and the stirring speed is 30 r/min; then, cooling to 5 ℃ by using ice cubes;
5, adding 8ml of glutaraldehyde solution with the mass fraction of 40%, crosslinking and curing for 6 hours, and keeping stirring at the speed of 30 r/min;
a6, pouring the product into a beaker for repeated water washing, filtering by using a filter flask, and drying the filtered product to obtain a flavor capsule;
the preparation method of the ink comprises the following steps:
b1, weighing 25 parts of acrylic resin, 18 parts of mineral oil, 30 parts of vegetable oil, 20 parts of pigment, 6 parts of auxiliary agent and 1 part of flavor capsule according to parts by weight, mixing and stirring to obtain the ink, wherein the viscosity of the ink is adjusted to 2 Pa.s.
Coating:
c1, coating the printing ink in the fragrance friction area in a silk-screen printing mode, wherein the specific silk-screen printing process is as follows: 1. presetting the position and the shape of a fragrance friction area on the laminated card, and avoiding processing such as gold stamping, code printing and the like in the position of the corresponding fragrance friction area on the intelligent card; 2. generating an electronic file of the silk screen plate according to the shape of the fragrance friction area; 3. according to the electronic file of the silk screen plate, the silk screen plate is sun-cured, the mesh number of the silk screen is 100T, and the coating thickness is 20 micrometers; 4. carrying out silk-screen coating on the laminated card by using a silk-screen device, wherein the pressure of a scraper is controlled to be 0.6MM in the coating process, the hardness of the scraper is 75 Shore D, and the drying temperature of a drying tunnel is 40 ℃; 5. and carrying out subsequent relative production of the laminated card to produce the smart card with wiping fragrance.
Example 2
A smart card releasing fragrance by friction was made according to the following steps:
the preparation method of the flavor capsule comprises the following steps:
a1, mixing 0.6g of Arabic gum with 120ml of sterile distilled water, and uniformly stirring at normal temperature to obtain an Arabic gum aqueous solution; mixing and stirring a gum arabic aqueous solution and 10ml of essence to obtain a first mixed solution;
a2, mixing 0.6g of gelatin with 120ml of sterile distilled water and stirring the mixture evenly at normal temperature to obtain a gelatin water solution; mixing and stirring the gelatin aqueous solution and the first mixed solution uniformly to obtain a second mixed solution;
a3, 1.5mg sodium dodecyl sulfate and 100ml sterile distilled water are mixed and stirred evenly at normal temperature to obtain sodium dodecyl benzene sulfonate aqueous solution; adding sodium dodecyl sulfate water solution into the second mixed solution, placing in a water bath kettle at 50 ℃, stirring for 30min, and adjusting pH to 4 with 10% acetic acid;
a4, stopping heating, and keeping stirring while naturally cooling the mixed solution obtained in the step a3, wherein the natural cooling time is 30min, and the stirring speed is 30 r/min; then, cooling to 5 ℃ by using ice cubes;
5, adding 10ml of glutaraldehyde solution with the mass fraction of 40%, crosslinking and curing for 6h, and keeping stirring at the stirring speed of 30 r/min;
a6, pouring the product into a beaker for repeated water washing, filtering by using a filter flask, and drying the filtered product to obtain a flavor capsule;
the preparation method of the ink comprises the following steps:
b1, weighing 20 parts of epoxy resin, 25 parts of mineral oil, 20 parts of vegetable oil, 25 parts of pigment, 9 parts of auxiliary agent and 1 part of flavor capsule according to parts by weight, mixing and stirring to obtain the ink, wherein the viscosity of the ink is adjusted to 2 Pa.s.
Coating:
c1, coating the printing ink in the fragrance friction area in a silk-screen printing mode, wherein the specific silk-screen printing process is as follows: 1. presetting the position and the shape of a fragrance friction area on the laminated card, and avoiding processing such as gold stamping, code printing and the like in the position of the corresponding fragrance friction area on the intelligent card; 2. generating an electronic file of the silk screen plate according to the shape of the fragrance friction area; 3. according to the electronic file of the silk screen plate, the silk screen plate is sun-cured, the mesh number of the silk screen is 77T, and the coating thickness is 18 microns; 4. carrying out silk-screen coating on the laminated card by using a silk-screen device, wherein the pressure of a scraper is controlled to be 1.0MM in the coating process, the hardness of the scraper is 70 Shore D, and the drying temperature of a drying tunnel is 35 ℃; 5. and carrying out subsequent relative production of the laminated card to produce the smart card with wiping fragrance.
Example 3
A smart card releasing fragrance by friction was made according to the following steps:
the preparation method of the flavor capsule comprises the following steps:
a1, mixing 0.55g of gum arabic with 110ml of sterile distilled water, and uniformly stirring at normal temperature to obtain a gum arabic aqueous solution; mixing and stirring a gum arabic aqueous solution and 10ml of essence to obtain a first mixed solution;
a2, mixing 0.55g of gelatin with 110ml of sterile distilled water and stirring the mixture evenly at normal temperature to obtain a gelatin water solution; mixing and stirring the gelatin aqueous solution and the first mixed solution uniformly to obtain a second mixed solution;
a3, 1.8mg sodium dodecyl sulfate and 120ml sterile distilled water are mixed and stirred evenly at normal temperature to obtain sodium dodecyl benzene sulfonate aqueous solution; adding sodium dodecyl sulfate water solution into the second mixed solution, placing in a water bath kettle at 45 ℃, stirring for 30min, and adjusting pH to 3.5 with 10% acetic acid;
a4, stopping heating, and keeping stirring while naturally cooling the mixed solution obtained in the step a3, wherein the natural cooling time is 30min, and the stirring speed is 30 r/min; then, cooling to 5 ℃ by using ice cubes;
5, adding 8ml of glutaraldehyde solution with the mass fraction of 40%, wherein the crosslinking curing time is 8h, and the stirring is kept at the stirring speed of 30 r/min;
a6, pouring the product into a beaker for repeated water washing, filtering by using a filter flask, and drying the filtered product to obtain a flavor capsule;
the preparation method of the ink comprises the following steps:
b1, weighing 28 parts of acrylic resin, 15 parts of mineral oil, 30 parts of vegetable oil, 24 parts of pigment, 2 parts of auxiliary agent and 1 part of flavor capsule according to parts by weight, mixing and stirring to obtain the ink, wherein the viscosity of the ink is adjusted to 2 Pa.s.
Coating:
c1, coating the printing ink in the fragrance friction area in a silk-screen printing mode, wherein the specific silk-screen printing process is as follows: 1. presetting the position and the shape of a fragrance friction area on the laminated card, and avoiding processing such as gold stamping, code printing and the like in the position of the corresponding fragrance friction area on the intelligent card; 2. generating an electronic file of the silk screen plate according to the shape of the fragrance friction area; 3. according to the electronic file of the silk screen plate, the silk screen plate is sun-cured, the mesh number of the silk screen is 120T, and the coating thickness is 20 micrometers; 4. carrying out silk-screen coating on the laminated card by using a silk-screen device, wherein the pressure of a scraper is controlled to be 0.8MM in the coating process, the hardness of the scraper is 80 Shore D, and the drying temperature of a drying tunnel is 45 ℃; 5. and carrying out subsequent relative production of the laminated card to produce the smart card with wiping fragrance.
Fragrance testing
The produced fragrance card is put on a wear-resistant instrument for reciprocating abrasion for 4000 times, and then is rubbed by hands to determine whether the fragrance is emitted.
Setting a wear-resistant instrument: 1. test strip: length 54 cm, width: 5 centimeters; 2. with a2 pound friction weight; 3. the friction frequency is 45 times/minute; 4. 70 grams of double offset paper was used as standard friction paper.
After subjecting examples 1 to 3 to the fragrance test, respectively, fine fragrance was smelled, and thus it can be seen that the smart card of the present invention, which releases fragrance by friction, realizes the fragrance persistence.
Finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, rather than limitations, and that many variations and modifications of the invention are possible to those skilled in the art, without departing from the spirit and scope of the invention.
Claims (9)
1. Smart card for releasing a fragrance by friction, characterized in that: the smart card surface of releasing fragrance through rubbing is provided with fragrance friction district, it has fragrant ink to coat in the fragrance friction district, fragrant ink includes fragrant capsule, fragrant capsule includes core and wall shell, the core includes essence, the wall shell is gelatin polymer film.
2. Smart card for the release of a fragrance by friction according to claim 1, characterized in that:
the scented ink is coated to a thickness of 18 to 20 microns.
3. A method of making a smart card that releases a fragrance through friction, comprising: the preparation method prepares the smart card which releases the fragrance by friction according to any one of claims 1 or 2;
the preparation method comprises the following steps:
the preparation method of the flavor capsule comprises the following steps:
a1, mixing and stirring 100 to 125 weight parts of 0.5 percent Arabic gum aqueous solution and 10 to 15 weight parts of essence to obtain a first mixed solution;
a2, adding 100 to 125 weight parts of 0.5 percent gelatin aqueous solution into the first mixed solution, and uniformly mixing and stirring to obtain a second mixed solution;
a3, adding 100 to 125 weight parts of 0.015 percent sodium dodecyl sulfate aqueous solution into the second mixed solution, placing the mixture in a water bath kettle at the temperature of between 45 and 55 ℃, stirring the mixture for 30 to 40 minutes, and adjusting the pH value to between 3 and 4.5;
a4, after stopping heating, continuously stirring until the temperature is reduced to 5 ℃;
a5, adding 7 to 8 weight parts of cross-linking agent, wherein the cross-linking curing time is 6 to 8 hours;
a6, repeatedly washing, filtering and drying the solidified product in the a5 to obtain the flavor capsule;
the preparation method of the ink comprises the following steps:
b1, weighing 20-30 parts of resin, 15-25 parts of mineral oil, 20-30 parts of vegetable oil, 10-25 parts of pigment, 1-10 parts of auxiliary agent and 1 part of the flavor capsule according to parts by weight, and mixing and stirring to obtain ink;
coating:
and c1, coating the ink in the fragrance friction area in a screen printing mode.
4. A method of manufacturing a smart card releasing fragrance by friction according to claim 3, characterized in that:
in the a3 step of the flavor capsule preparation step, the pH was adjusted with 10% acetic acid aqueous solution.
5. A method of manufacturing a smart card for releasing fragrance by friction according to claim 3, characterized in that:
the step a4 in the preparation step of the flavor capsule specifically comprises the following steps: stopping heating, and keeping stirring while naturally cooling the mixed solution obtained in the step a3, wherein the natural cooling time is 30min, and the stirring speed is 30 r/min; then the temperature is reduced to 5 ℃ by ice cubes.
6. A method of manufacturing a smart card releasing fragrance by friction according to claim 3, characterized in that:
the cross-linking agent is glutaraldehyde.
7. A method of manufacturing a smart card releasing fragrance by friction according to claim 3, characterized in that:
in the ink preparation step, the resin includes an acrylic resin and/or an epoxy resin.
8. A method of manufacturing a smart card releasing fragrance by friction according to claim 3, characterized in that:
the viscosity of the ink was 2 pa.s.
9. A method of manufacturing a smart card releasing fragrance by friction according to claim 3, characterized in that:
in the coating step, the mesh number of the silk screen is 77T-120T, the drying temperature of the drying tunnel is 35-45 ℃, the pressure of a scraper is 0.5 MM-1.0 MM, and the hardness of the scraper is 70 Shore-80 Shore.
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| CN114958076A (en) * | 2022-06-17 | 2022-08-30 | 惠州佳景印刷制品有限公司 | Printing ink capable of perfuming by friction and preparation method thereof |
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