CN109353692A - Compound package material - Google Patents
Compound package material Download PDFInfo
- Publication number
- CN109353692A CN109353692A CN201811519314.7A CN201811519314A CN109353692A CN 109353692 A CN109353692 A CN 109353692A CN 201811519314 A CN201811519314 A CN 201811519314A CN 109353692 A CN109353692 A CN 109353692A
- Authority
- CN
- China
- Prior art keywords
- layer
- ink
- variable
- package material
- compound package
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/38—Layered products comprising a layer of synthetic resin comprising epoxy resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/402—Coloured
- B32B2307/4023—Coloured on the layer surface, e.g. ink
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wrappers (AREA)
- Packages (AREA)
Abstract
The present invention provides a kind of compound package materials, with multiple units for being used to form and individually packing, compound package material has base, printing layer and waterproof layer from inside to outside, the printing layer of each unit has variable code, and the variable code of unit two-by-two is different, variable code is scraped layer of ink covering, and scraping also has variable layer of ink above layer of ink, can be changed layer of ink in infrared or ultraviolet irradiation mark capable of changing its color.Variable layer of ink above the application variable code becomes opaque under infrared or ultraviolet irradiation, can according to need makes variable code easily be changed into sightless confidential state by open state, make variable code can be not only used for related product the public informations such as to trace to the source, it can be used for the information that association prize etc. needs to be in confidential state before purchase, the function of variable code is enriched, and simplifies production stage.
Description
Technical field
The present invention relates to a kind of compound package materials, the more particularly, to compound package material of liquid beverage packaging.
Background technique
Food liquid such as milk, Yoghourt and semi-liquid food products such as fruit juice, usually sell in small volume packing container.
This packing container is formed by the continuous volume of packaging material, which can be cut open to form blank, or by longitudinally close
It seals to form the pipe of packaging material, then sealing moulding while filling content, is finally folded into finally in folding station
Packaging shape.For liquid or semi-fluid food, current packing container be made of paper base compound package material,
The packaging material has paper fiber core and the core is surrounded by one or more layers barrier material, such as polymer coating and/or metal
Film, to obtain compound package material.The barrier material is used to protect core material not contact with the product of receiving and also protect
Product is not influenced by the gas and moisture that surround packing container.
In recent years, being related to important goods of human health, such as food, medicine, baby milk powder etc., state for some
Family proposes specific quality system management requirement and Information System configuration requirement of tracing to the source.It would generally be set in existing product packaging
Unique identification is set, including such as putting horizontal and vertical parity check code, bar code, two dimensional code or digital code etc. as the anti-fake mark traced to the source, consumer
By being scanned using handheld devices such as mobile phones, it can achieve product back-tracing, authenticity verification, participate in the purpose of marketing activity.
But it is directly exposed to the mark on product external packaging surface, has often just been stolen and has swept before product is sold, to take precautions against this feelings
Condition occurs, it will usually block to mark, only can just remove shelter after point of purchase, be scanned and know to mark
Not.
Problem is, in liquid food packing field, the manufacturing of packaging material and food liquid filling formation are sealing
Two processes that packaging is the time, is spatially kept completely separate are completed by different manufacturers, in different production sites respectively.
In order to match filling speed, mark in sealed package usually in the packaging material production phase with regard to spray printing on packaging material, at
Shape is identified to read again after sealed package and is associated with production process information.Therefore, if in the packaging material production phase to mark
Knowledge is blocked, and will lead to can not read mark after completing sealed package, thus can not the production of related product, information of tracing to the source,
It is only used for the activities such as prize, the anti-fake or integral of product;If do not blocked to mark, to avoid stealing to sweep being only used for closing
The public informations such as joint product production.In the prior art, either filling formation is after sealed package using opaque layer of ink or not
Dry glue patch blocks mark, or by the way of increasing a mark, requires to increase additional equipment and process, pole
Big affects production efficiency.
Summary of the invention
The main purpose of the present invention is to provide one kind to be covered with variable layer of ink in variable code, can be changed layer of ink infrared or
The compound package material of ultraviolet irradiation mark capable of changing its color.
According to an aspect of the invention, there is provided a kind of compound package material, is used to form independent packaging with multiple
Unit, the compound package material has base, printing layer and waterproof layer from inside to outside, and the printing layer of each unit has
Variable code, and the variable code of unit two-by-two is different, which is characterized in that the variable code is scraped layer of ink covering, described to scrape
Scraping also has variable layer of ink above layer of ink, the variable layer of ink is in infrared or ultraviolet irradiation mark capable of changing its color.
Preferred embodiment in accordance with the present invention, the variable layer of ink are the ink layer containing titanium dioxide.
Preferred embodiment in accordance with the present invention, color change can not under infrared or ultraviolet irradiation for the variable layer of ink
It is inverse.
Preferred embodiment in accordance with the present invention, the layer of ink of scraping includes double-layer structure, be followed successively by from inside to outside every
Absciss layer and middle layer.
Preferred embodiment in accordance with the present invention, the layer of ink of scraping further includes one layer of enhancement layer, the enhancement layer position
Above the middle layer.
The binding force of preferred embodiment in accordance with the present invention, the middle layer and the separation layer is less than described compound
Binding force between remaining each layer of packaging material, so that the middle layer is separated with the separation layer under external force.
Preferred embodiment in accordance with the present invention, the separation layer include transparent epoxy acrylic resin, monomer and
Initiator.
Preferred embodiment in accordance with the present invention, the middle layer include acrylic emulsion and auxiliary agent.
Preferred embodiment in accordance with the present invention, the enhancement layer include titanium dioxide, acrylic emulsion and auxiliary agent.
Preferred embodiment in accordance with the present invention, described infrared or ultraviolet irradiation intensity are 10-80 milliwatt.
Preferred embodiment in accordance with the present invention, the area of the variable layer of ink is no more than the face for scraping layer of ink
Product.
Variable layer of ink in the application on compound package material can change color under infrared or ultraviolet irradiation, make by can
The variable code for becoming layer of ink covering is changed into sightless confidential state, and transition regime by visible open state as needed
Flexibly, simply, it is easy to operate, so that the same variable code is associated with public information and confidential information simultaneously, enrich variable code
Function simplifies production stage.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, not
Constitute limitation of the invention.In the accompanying drawings:
Fig. 1 show the perspective view of the compound package material of one embodiment of the invention.
Fig. 2 show the cross-sectional view of the compound package material of one embodiment of the invention.
Fig. 3 show the cross-sectional view of the compound package material of another embodiment of the present invention.
Fig. 4 show the schematic diagram of package sheet material group made of compound package material of the present invention.
Fig. 5 show the schematic diagram of sealed package group made of compound package material of the present invention.
Fig. 6 show the variable code position partial exploded view of package sheet material group of the present invention.
Appended drawing reference
The unit 2- compound package material 11- base that 1- is individually packed
13,13 '-variable code 14- separation layer of 12- printing layer
15- middle layer 16- can be changed layer of ink 17- waterproof layer
18- enhancement layer
Specific embodiment
Cooperation diagram and presently preferred embodiments of the present invention below, the present invention is further explained to reach predetermined goal of the invention institute
The technological means taken.
Fig. 1 show the perspective view of the compound package material of one embodiment of the invention.Compound package material 2 has multiple use
In the unit 1 for forming individual packaging.Each unit be equipped with variable code 13, variable code 13 have uniqueness, i.e., two-by-two unit can
Time-varying code 13 is different.Such as variable code 13,13 ' shown in Fig. 1 is located in different units, and variable code 13 and variable code
13 ' is different.In addition, the relative position description pair in the layer structure of compound package material involved in the present invention from top to bottom
It relative position from outside to inside should be described when compound package material is used for product packaging.
Fig. 2 show the cross-sectional view of the compound package material of one embodiment of the invention.It is described compound from inside to outside
Packaging material 2 is followed successively by base 11, printing layer 12, variable code 13, separation layer 14, middle layer 15, variable layer of ink 16 and waterproof layer
17.Base 11 can use paper substrates.Variable code 13 can be a horizontal and vertical parity check code, bar code, two dimensional code, appointing in digit strings
It is a kind of or therefrom choose any one kind of them it is above be combined, but not limited to this.Variable code 13 passes through in packaging material production process
Spray printing, printing or stickup are formed in 12 surface of printing layer.It is covered with above variable code 13 and scrapes layer of ink, the area for scraping layer of ink is excellent
Choosing is not less than the area of variable code 13, and the structure for scraping layer of ink includes separation layer 14 and middle layer 15, separation layer 14 and variable code
13 directly contact, and mainly for the protection of variable code 13, otherwise middle layer 15 is easy to be led to not scrape off or be scraped by paper absorption
Broken variable code 13.Separation layer 14 can be printed using isolation gloss oil, and isolation gloss oil can be water-based gloss oil or UV gloss oil, excellent
Select UV gloss oil.The ingredient of separation layer 14 may include transparent epoxy acrylic resin, monomer and initiator.Monomer can be selected from ester
Class monomer or organosiloxane monomer, such as methyl methacrylate monomer, Butyl Acrylate Monomer, three isopropoxy silicon of vinyl
Alkane etc.;Initiator is mainly by 1- hydroxycyclohexyl phenyl ketone, 4- phenyl benzophenone and 2,4,6- trimethylbenzoyls compounding
It forms.It is middle layer 15 above separation layer 14, the general transparent or translucent of middle layer 15, middle layer 15 includes acrylic acid
Lotion and auxiliary agent, auxiliary agent include ethyl alcohol, propylene glycol, methyl ether, defoaming agent etc..In the wiping that separation layer 14 and middle layer 15 form
The top of layer is variable layer of ink 16, and the area of variable layer of ink 16 is preferably no greater than the area for scraping layer of ink, with save the cost and
It improves efficiency, variable code 13 can be realized and can not distinguish because being not required to completely covering and scraping layer of ink or variable code 13, and part
Blocking can also prompt consumer to scrape off to block and appear variable code 13.Variable layer of ink 16 is the ink layer containing titanium dioxide, titanium white
Powder can directly adopt the prior art it is common in various titanium dioxides, main component is titanium dioxide, with the total of printing ink composition
On the basis of quality, the content of titanium dioxide is 3-15wt%.Waterproof layer 17 is covered above variable layer of ink 16.Variable layer of ink 16 can be
Change color under infrared or ultraviolet irradiation, such as becomes opaque black;Infrared preferred wavelength range 700-2500nm's is close red
It is infrared in outer or wavelength 2500-25000nm;Ultraviolet preferred wavelength range be 200nm-400nm, infrared or ultraviolet radioactive by
Laser such as CO2Laser, optical fiber laser, solid-state laser, excimer laser, laser diode or diode array etc.
It provides, infrared or ultraviolet irradiation intensity is in 10-80 milliwatt, preferably 60 milliwatts, and variable layer of ink 16 is by infrared or ultraviolet photograph
Colourshifting process after penetrating is irreversible.
For packaging material when packaging material manufacturing enterprise produces completion, variable code 13 is in visible state.Packaging material quilt
After transporting filling enterprise to, filling enterprise carries out that variable code 13 can be scanned in filling production process at any time using packaging material,
And be associated variable code 13 and all data, the information in process of producing product, such as the places of origin of raw materials, production time, production
Line and place of departure information etc. realize the information system management to process of producing product.It is converted in addition, variable code 13 can be also used for association
Information, anti-fake or for integrating is encouraged, since this category information has the property of awarding consumption, is swept to avoid stealing, is needed before purchase pair
Variable code 13 maintains secrecy.Therefore, filling enterprise can carry out infrared or ultraviolet irradiation to variable layer of ink 16 before factory, and making can
Become layer of ink 16 to change colour, variable code 13 is in sightless state, can scrape coating pair off after only real consumer's purchase
Variable code 13 is distinguished.
Fig. 3 show the cross-sectional view of the compound package material of another embodiment of the present invention.Unlike Fig. 2,
Layer of ink is scraped in Fig. 3 in the top of middle layer 15 there are also one layer of enhancement layer 18, the ingredient of enhancement layer 18 be middle layer 15 at
It joined titanium dioxide in point, enhancement layer 18 can stablize the structure for scraping layer of ink, can also enhance variable layer of ink 16 infrared
Or the covering power after ultraviolet irradiation and discoloration.Binding force in packaging material between separation layer 14 and middle layer 15 is most weak, small
Binding force in packaging material between remaining each layer: the binding force between separation layer 14 and middle layer 15 is less than middle layer 15 and increases
The binding force of strong layer 18 and/or less than variable layer of ink 16 and enhancement layer 18 binding force and/or be less than variable layer of ink 16 and waterproof
The binding force of layer 17 and/or less than the binding force of variable code 13 and separation layer 14 and/or less than variable code 13 and printing layer 12
Binding force and/or binding force less than separation layer 14 and base 11.The area of variable layer of ink 16 is not more than the area for scraping layer of ink,
The area for scraping layer of ink is not less than the area of variable code 13.
Fig. 4 show a kind of package sheet material group provided by the invention, including multiple made of aforementioned compound package material
Sheet material, each sheet material are to be used to form the unit individually packed, and sheet material has base 11, printing layer 12, variable code from inside to outside
13, separation layer 14, middle layer 15, variable layer of ink 16 and waterproof layer 17 or sheet material have base 11, printing layer from inside to outside
12, variable code 13, separation layer 14, middle layer 15, enhancement layer 18, variable layer of ink 16 and waterproof layer 17.Fig. 4 schematically shows piece
A sheet material in material group.Region shown in letter A is 13 position of variable code on sheet material in Fig. 4, illustrates variable code in Fig. 6
The partial exploded view of 13 positions layer structure, each sheet material are equipped with unique variable code 13, and variable code 13 can be dot matrix
Any one of code, bar code, two dimensional code, digit strings or therefrom choose any one kind of them it is above be combined, but not limited to this.
Variable code 13 can be used for related product trace to the source etc. can to the information of public, can also be used to be associated with simultaneously prize etc. need into
The information of row secrecy.It is covered with above variable code 13 and scrapes layer of ink, the area for scraping layer of ink is preferably not less than the face of variable code 13
Product.The structure for scraping layer of ink can only include separation layer 14 and middle layer 15, can also add enhancing in the top of middle layer 15
Layer 18.Scraping above layer of ink is variable layer of ink 16, and the area of variable layer of ink 16 is preferably no greater than the area for scraping layer of ink, completely or
Partial occlusion variable code 13, as long as ensuring that the part other than the variable layer 16 after variable code 13 is changed colour blocks cannot be known by equipment
Reading.Lines in Fig. 4 indicate fold line and Printing Zone boundary line when packaging shapes.
Package sheet material group is cut into package sheet material after being completed by aforementioned compound package material as needed and forms packet
Packaging sheet group.
Fig. 5 show a kind of sealed package group provided by the invention, by compound package material above-mentioned or package sheet material group
By it is filling, sealing, shaping and etc. formation, including multiple sealed packages being made of compound package material, each packaging institute
Compound package material has base 11, printing layer 12, variable code 13, separation layer 14, middle layer 15, variable inks from inside to outside
Layer 16 and waterproof layer 17, or packaging have base 11, printing layer 12, variable code 13, separation layer 14, middle layer from inside to outside
15, enhancement layer 18, variable layer of ink 16 and waterproof layer 17.Fig. 5 schematically shows a packaging in packages groups.Letter A in Fig. 5
Shown region is 13 position of variable code in sealed package, and the part of 13 position of variable code layer structure is illustrated in Fig. 6
Exploded view, each packaging are equipped with unique variable code 1.It is covered with above variable code 13 and scrapes layer of ink, scrape the area of layer of ink
The preferably not less than area of variable code 13, the structure for scraping layer of ink can only include separation layer 14 and middle layer 15, can also be
The top of middle layer 15 adds enhancement layer 18.Scraping above layer of ink is variable layer of ink 16, and the area that can be changed layer of ink 16 is preferably little
In the area for scraping layer of ink, variable code 13 is blocked completely or partially, as long as ensuring that the variable layer 16 after variable code 13 is changed colour hides
Part other than gear cannot be distinguished by equipment.
The present invention is especially suitable for the packagings of liquid beverage, and but the invention is not restricted to this, and the present invention is also applied for simultaneously
The product of other paper bases packaging, such as the product of food, medicine aspect.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail it is bright, it should be understood that the above is only a specific embodiment of the present invention, the guarantor being not intended to limit the present invention
Range is protected, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (11)
1. a kind of compound package material is used to form the unit individually packed with multiple, the compound package material is by introversion
There is base, printing layer and waterproof layer outside, the printing layer of each unit has variable code, and the variable code of unit is not mutually two-by-two
It is identical, which is characterized in that the variable code is scraped layer of ink covering, and described scrape also has variable layer of ink above layer of ink, described
Layer of ink be can be changed in infrared or ultraviolet irradiation mark capable of changing its color.
2. compound package material according to claim 1, which is characterized in that the variable layer of ink is the oil containing titanium dioxide
Layer of ink.
3. compound package material according to claim 1, which is characterized in that the variable layer of ink is in infrared or ultraviolet irradiation
Lower color change is irreversible.
4. compound package material according to claim 1, which is characterized in that the layer of ink of scraping includes double-layer structure, by
It is followed successively by separation layer and middle layer from inside to outside.
5. compound package material according to claim 4, which is characterized in that the layer of ink of scraping further includes one layer of enhancing
Layer, the enhancement layer are located above the middle layer.
6. compound package material according to claim 4 or 5, which is characterized in that the middle layer and the separation layer
Binding force is less than the binding force between remaining each layer of the compound package material, so that the middle layer and institute under external force
State separation layer separation.
7. compound package material according to claim 4, which is characterized in that the separation layer includes transparent propylene oxide
Acid resin, monomer and initiator.
8. compound package material according to claim 4, which is characterized in that the middle layer includes acrylic emulsion and helps
Agent.
9. compound package material according to claim 5, which is characterized in that the enhancement layer includes titanium dioxide, acrylic acid
Lotion and auxiliary agent.
10. compound package material according to claim 1, which is characterized in that described infrared or ultraviolet irradiation intensity is 10-
80 milliwatts.
11. compound package material according to claim 1, which is characterized in that the area of the variable layer of ink is not more than institute
State the area for scraping layer of ink.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811519314.7A CN109353692A (en) | 2018-12-12 | 2018-12-12 | Compound package material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811519314.7A CN109353692A (en) | 2018-12-12 | 2018-12-12 | Compound package material |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109353692A true CN109353692A (en) | 2019-02-19 |
Family
ID=65328644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811519314.7A Pending CN109353692A (en) | 2018-12-12 | 2018-12-12 | Compound package material |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109353692A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109353636A (en) * | 2018-12-12 | 2019-02-19 | 纷美(北京)贸易有限公司 | Sealed package group |
-
2018
- 2018-12-12 CN CN201811519314.7A patent/CN109353692A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109353636A (en) * | 2018-12-12 | 2019-02-19 | 纷美(北京)贸易有限公司 | Sealed package group |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106628579A (en) | Two-dimensional code bottle cap and manufacturing method thereof | |
KR20170096169A (en) | Bottle cap provided with identification code | |
CN204896191U (en) | Bottle lid with three identification code | |
CN106934439A (en) | The bottle code and the correlating method and bottle cap of case code realized based on concealed code | |
WO2018121276A1 (en) | Composite packaging materials, sheet sets and sealed packages | |
CN106043938A (en) | Cover suitable for product tracing and application method of cover | |
CN109353692A (en) | Compound package material | |
CN109436564A (en) | Package sheet material group | |
CN209177081U (en) | Sealed package group | |
CN205738728U (en) | A kind of bottle cap preventing the stolen reading of code | |
CN109353636A (en) | Sealed package group | |
CN211167773U (en) | Composite packaging material, packaging sheet set and sealed packaging set | |
CN206125808U (en) | Crown plug with grey level sign sign indicating number | |
CN109353693A (en) | Compound package material | |
CN109353635A (en) | Sealed package group | |
CN109436563A (en) | Package sheet material group | |
CN208315070U (en) | It is a kind of with light blocking effect can prize thermal contractive label | |
CN211168135U (en) | Composite packaging material and packaging sheet set | |
CN104648817B (en) | The method for improving the sealed package group popularity of liquid beverage | |
CN206367709U (en) | Compound package material, sheet material group and pack | |
CN206367710U (en) | Compound package material, sheet material group and pack | |
CN212433790U (en) | Plastic outer packaging body with miniature dot code pattern | |
CN107437370A (en) | Paper box body and its manufacture method with gray scale mark | |
CN108364040A (en) | A method of directly in the low-lying position coding of recessed deep container | |
CN108357215A (en) | A method of in the direct coding in the side of beverage can |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |