CN111914977A - Novel base material BoPP film RFID tag antenna and manufacturing method thereof - Google Patents
Novel base material BoPP film RFID tag antenna and manufacturing method thereof Download PDFInfo
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- CN111914977A CN111914977A CN202010609083.XA CN202010609083A CN111914977A CN 111914977 A CN111914977 A CN 111914977A CN 202010609083 A CN202010609083 A CN 202010609083A CN 111914977 A CN111914977 A CN 111914977A
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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
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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
- G06K19/07745—Mounting details of integrated circuit chips
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Abstract
The invention discloses a novel base material BoPP film RFID tag antenna and a manufacturing method thereof, the FID tag antenna comprises a BoPP film base material, the BoPP film base material comprises an aluminum foil layer and a BoPP film layer from top to bottom, the aluminum foil layer and the BoPP film layer are adhered through a glue layer, a planar spiral antenna is arranged in the BoPP film base material, the right side of the antenna is internally connected with an antenna capacitor, a bonding pad is welded at the bottom of the antenna, the inner part and the outer part of the right side corner of the antenna are respectively provided with a first bridge point and a second bridge point, and the first bridge point and the second bridge point are connected through a bridge. The invention reduces the requirement of environmental conditions during storage, realizes normal temperature storage, does not generate material deformation even when hot-pressed at the temperature of 250 ℃ in the label processing process, and solves the industrial problem of uneven appearance of product labels for a long time.
Description
Technical Field
The invention belongs to the technical field of RFID (radio frequency identification) tags, and particularly relates to a novel RFID tag antenna with a BoPP (BoPP) film as a base material and a manufacturing method thereof.
Background
The conventional design of the antenna adopted in the RFID label industry at present is to use a PET film as an antenna main substrate, adhere an aluminum foil on the PET film through glue, and then manufacture the antenna through the processes of printing, etching and the like. The prior art has the following main defects:
1. the PET film has poor moisture resistance and is easy to absorb water, the storage of raw materials and finished products has higher requirements on the environment, temperature and humidity control is required, and the PET film is inconvenient to store in a large scale;
2. the PET film is easy to generate static electricity in the winding and unwinding processes, and the static electricity cannot be effectively removed in a high-speed winding mode, so that the antenna product is easy to damage;
3. the PET film has poor temperature resistance, and the PET film is seriously deformed and warped when the antenna is processed into a label at a high temperature of about 180 ℃ to cause poor appearance of a finished label product.
Therefore, there is a need for a new type of RFID tag antenna based on BoPP film and a method for manufacturing the same.
Disclosure of Invention
The invention aims to provide a novel RFID tag antenna with a BoPP film as a base material and a manufacturing method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel RFID label antenna of substrate BoPP film, includes BoPP film substrate, BoPP film substrate is including aluminium foil layer and BoPP rete from top to bottom, through the glue layer adhesion between aluminium foil layer and the BoPP rete, be equipped with in the BoPP film substrate and be the spiral helicine antenna in plane, antenna right side internal connection has antenna capacitance, antenna bottom internal welding has the pad, the inside and outside at antenna right side turning is equipped with first bridge point and second bridge point respectively, connect through the bridge between first bridge point and the second bridge point.
Preferably, the thickness of aluminium foil layer is 7-100um, the thickness of BoPP film substrate is 25-200um, the thickness of glue layer is 5-10 um.
Preferably, the glue layer is formed by mixing composite glue and a curing agent, the ratio of the composite glue to the curing agent is 10:1, the composite glue is PP-3150, the solid content of the PP-3150 adhesive is 48-52%, and the curing agent is a two-liquid high-temperature cooking adhesive.
Meanwhile, the invention also discloses a manufacturing method of the RFID label antenna of the novel base material BoPP film, which comprises the following operation steps:
s1, compounding: when the temperature is lower than the melting point of the film material and higher than the glass transition temperature, longitudinally and transversely stretching the thick film or the cast sheet, then carrying out cooling or heat setting treatment or corona and coating treatment in a tensioning state to prepare a BoPP film layer, and adhering the prepared BoPP film layer and the aluminum foil layer through a glue layer to obtain a BoPP film base material;
and S2, printing and etching the BoPP film base material to obtain a finished product, then performing quality inspection on the finished product, and packaging and delivering the finished product after the finished product is qualified.
Preferably, the BoPP film layer is a polymer formed by repeatedly crosslinking aromatic hydrocarbon and sulfur atoms, and the molecular weight Mw: 20000, the low viscosity is 300 ℃, the oligomer with 100 poise is heated at the temperature of 175-280 ℃ under the oxygen, and the melt viscosity is improved through oxidative crosslinking, thus obtaining the crosslinked PPS.
Preferably, the air pressure of the glue applying roller on the glue layer in the step S1 is 0.5-1.0 Mpa, and the tension of the scraper is 0.5-1.0 Mpa.
Preferably, the air pressure of the composite roller of the aluminum foil layer in the step S1 is 1.2-2.0 Mpa, and the tension of the swing rod is 0.8-1.5N.
Preferably, the printing process parameters in step S2 are
The speed is 350r/min,
the pressure of the compression roller is 1.2Mpa,
the tension of the scraper is 0.6Mpa,
the unreeling tension is 100V/R,
the rolling tension is 0-300V/R,
the oven temperature was 80 ℃.
Preferably, the etching process parameter in step S2 is
The linear velocity was 20m/mim,
the etching temperature was 40 c,
the deinking temperature is 40 ℃,
the drying temperature is 60 ℃,
the unreeling tension is 1.8A,
and the winding tension is 800F. .
The invention has the technical effects and advantages that:
the invention reduces the requirement of environmental conditions during storage, realizes normal temperature storage, does not generate material deformation even when hot-pressed at the temperature of 250 ℃ in the label processing process, and solves the industrial problem of uneven appearance of product labels for a long time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the antenna of the present invention.
In the figure: 1. a BoPP film substrate; 101. an aluminum foil layer; 102. a glue layer; 103. a BoPP film layer; 2. an antenna; 201. an antenna capacitance; 202. bridging; 203. and a bonding pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, a novel RFID tag antenna of substrate BoPP film, includes BoPP film substrate 1, BoPP film substrate includes aluminium foil layer 101 and BoPP rete 103 from top to bottom, adhere through glue layer 102 between aluminium foil layer 101 and the BoPP rete 103, be equipped with in BoPP film substrate 1 and be the spiral helicine antenna 2 in plane, 2 right side internal connection of antenna has antenna capacitance 201, antenna bottom internal welding has pad 203, the inside and outside at 2 right side turnings of antenna are equipped with first bridge point and second bridge point respectively, connect through bridge 202 between first bridge point and the second bridge point.
The thickness of aluminium foil layer 101 is 7-100um, the thickness of BoPP film substrate 1 is 25-200um, the thickness of glue layer 102 is 5-10 um.
The glue layer 102 is formed by mixing composite glue and a curing agent, the ratio of the composite glue to the curing agent is 10:1, the composite glue is PP-3150, the solid content of the PP-3150 adhesive is 48-52%, and the curing agent is a two-liquid high-temperature cooking adhesive.
Meanwhile, the invention also discloses a manufacturing method of the RFID label antenna of the novel base material BoPP film, which comprises the following operation steps:
s1, compounding: when the temperature is lower than the melting point of the film material and higher than the glass transition temperature, longitudinally and transversely stretching the thick film or the cast sheet, then carrying out cooling or heat setting treatment or corona and coating treatment in a tensioning state to prepare a BoPP film layer 103, and adhering the prepared BoPP film layer 103 and an aluminum foil layer 101 through a glue layer 102 to obtain a BoPP film substrate 1;
and S2, printing and etching the BoPP film substrate 1 to obtain a finished product, then performing quality inspection on the finished product, and packaging and delivering the finished product after the finished product is qualified.
The BoPP film layer 103 is a polymer formed by repeatedly crosslinking an aromatic hydrocarbon and a sulfur atom, and has a molecular weight Mw: 20000, the low viscosity is 300 ℃, the oligomer with 100 poise is heated at the temperature of 175-280 ℃ under the oxygen, and the melt viscosity is improved through oxidative crosslinking, thus obtaining the crosslinked PPS.
In step S1, the glue layer 102 is coated with a pressure of 0.5-1.0 MPa and a tension of 0.5-1.0 MPa.
And S1, the air pressure of the composite roller of the aluminum foil layer 101 is 1.2-2.0 Mpa, and the tension of the swing rod is 0.8-1.5N.
The printing process parameters in step S2 are
The speed is 350r/min,
the pressure of the compression roller is 1.2Mpa,
the tension of the scraper is 0.6Mpa,
the unreeling tension is 100V/R,
the rolling tension is 0-300V/R,
the oven temperature was 80 ℃.
The etching process parameter in step S2 is
The linear velocity was 20m/mim,
the etching temperature was 40 c,
the deinking temperature is 40 ℃,
the drying temperature is 60 ℃,
the unreeling tension is 1.8A,
and the winding tension is 800F.
The BOPP film adopted by the invention is colorless, odorless, tasteless, nontoxic, good in sanitary performance and has the density of 0.92g/cm2(ii) a The BOPP film has good rigidity, toughness, transparency and glossiness; the BOPP film has low surface energy, needs corona treatment before gluing or printing and has good printing adaptability; the BOPP film has good chemical stability, and is insoluble in other solvents except that strong acid can corrode the BOPP film; the BOPP film has excellent water resistance, is one of the best water-resistant and moisture-proof materials, and has water absorption<0.01％。
The RFID label antenna designed by using the novel base material (BoPP film) has the advantages that the requirement on the environmental condition is reduced during storage, the normal-temperature storage is realized, the material deformation cannot be caused even if the RFID label antenna is hot-pressed at the temperature of 250 ℃ in the label processing process, and the industrial problem that the appearance of a product label is uneven for a long time is solved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. An RFID label antenna of a novel base material BoPP film comprises a BoPP film base material (1) and is characterized in that: BoPP film substrate is including aluminium foil layer (101) and BoPP rete (103) from top to bottom, through glue layer (102) adhesion between aluminium foil layer (101) and BoPP rete (103), be equipped with in BoPP film substrate (1) and be spiral helicine antenna (2) in plane, antenna (2) right side internal connection has antenna capacitance (201), antenna bottom internal weld has pad (203), the inside and outside at antenna (2) right side corner is equipped with first bridge point and second bridge point respectively, connect through bridge (202) between first bridge point and the second bridge point.
2. The novel RFID tag antenna of substrate BoPP film as claimed in claim 1, wherein: the thickness of aluminium foil layer (101) is 7-100um, the thickness of BoPP film substrate (1) is 25-200um, the thickness of glue layer (102) is 5-10 um.
3. The novel RFID tag antenna of substrate BoPP film as claimed in claim 1, wherein: the glue layer (102) is formed by mixing composite glue and a curing agent, the ratio of the composite glue to the curing agent is 10:1, the composite glue is PP-3150, the solid content of the PP-3150 adhesive is 48-52%, and the curing agent is a two-liquid high-temperature cooking adhesive.
4. A method for manufacturing an RFID tag antenna of a novel substrate BoPP film according to any one of claims 1 to 3, wherein: the method comprises the following operation steps:
s1, compounding: when the temperature is lower than the melting point of the film material and higher than the glass transition temperature, longitudinally and transversely stretching the thick film or the casting sheet, then carrying out cooling or heat setting treatment or corona and coating treatment in a tensioning state to prepare a BoPP film layer (103), and adhering the prepared BoPP film layer (103) and an aluminum foil layer (101) through a glue layer (102) to obtain a BoPP film base material (1);
s2, printing and etching the BoPP film base material (1) to obtain a finished product, then performing quality inspection on the finished product, and packaging and delivering the finished product after the finished product is qualified.
5. The manufacturing method of the RFID tag antenna of the novel base material BoPP film is characterized in that: the BoPP film layer (103) is a polymer formed by repeatedly crosslinking aromatic hydrocarbon and sulfur atoms, and the molecular weight Mw: 20000, the low viscosity is 300 ℃, the oligomer with 100 poise is heated at the temperature of 175-280 ℃ under the oxygen, and the melt viscosity is improved through oxidative crosslinking, thus obtaining the crosslinked PPS.
6. The manufacturing method of the RFID tag antenna of the novel base material BoPP film is characterized in that: in step S1, the glue layer (102) is coated with a glue roller pressure of 0.5-1.0 MPa and a scraper tension of 0.5-1.0 MPa.
7. The manufacturing method of the RFID tag antenna of the novel base material BoPP film is characterized in that: and S1, the air pressure of the composite roller of the aluminum foil layer (101) is 1.2-2.0 Mpa, and the tension of the swing rod is 0.8-1.5N.
8. The manufacturing method of the RFID tag antenna of the novel base material BoPP film is characterized in that: the printing process parameters in step S2 are
The speed is 350r/min,
the pressure of the compression roller is 1.2Mpa,
the tension of the scraper is 0.6Mpa,
the unreeling tension is 100V/R,
the rolling tension is 0-300V/R,
the oven temperature was 80 ℃.
9. The manufacturing method of the RFID tag antenna of the novel base material BoPP film is characterized in that: the etching process parameter in step S2 is
The linear velocity was 20m/mim,
the etching temperature was 40 c,
the deinking temperature is 40 ℃,
the drying temperature is 60 ℃,
the unreeling tension is 1.8A,
and the winding tension is 800F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010609083.XA CN111914977A (en) | 2020-06-29 | 2020-06-29 | Novel base material BoPP film RFID tag antenna and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010609083.XA CN111914977A (en) | 2020-06-29 | 2020-06-29 | Novel base material BoPP film RFID tag antenna and manufacturing method thereof |
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| CN111914977A true CN111914977A (en) | 2020-11-10 |
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| CN202010609083.XA Pending CN111914977A (en) | 2020-06-29 | 2020-06-29 | Novel base material BoPP film RFID tag antenna and manufacturing method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101828209A (en) * | 2007-08-29 | 2010-09-08 | 检查站系统股份有限公司 | Wash destructible resonant tag |
| CN101877072A (en) * | 2009-04-28 | 2010-11-03 | 吴军华 | Manufacturing method and system of radio frequency self-adhesive label |
| US20110024509A1 (en) * | 2009-07-29 | 2011-02-03 | Checkpoint Systems Inc. | Security labels with reinforced windows and methods of making the same |
| CN102376006A (en) * | 2010-08-24 | 2012-03-14 | 陈禾淼 | Manufacturing method of radio frequency identification electronic label |
| CN106274008A (en) * | 2016-08-05 | 2017-01-04 | 无锡科睿坦电子科技股份有限公司 | A kind of production technology of RFID label tag ultra-high frequency antenna |
| CN109728427A (en) * | 2018-12-30 | 2019-05-07 | 江苏科睿坦电子科技有限公司 | A kind of RFID label antenna and its manufacture craft of PC film substrate |
| CN111293415A (en) * | 2020-04-10 | 2020-06-16 | 江苏科睿坦电子科技有限公司 | Novel RFID (radio frequency identification) tag antenna of PPS (polyphenylene sulfide) film as base material and manufacturing method thereof |
-
2020
- 2020-06-29 CN CN202010609083.XA patent/CN111914977A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101828209A (en) * | 2007-08-29 | 2010-09-08 | 检查站系统股份有限公司 | Wash destructible resonant tag |
| CN101877072A (en) * | 2009-04-28 | 2010-11-03 | 吴军华 | Manufacturing method and system of radio frequency self-adhesive label |
| US20110024509A1 (en) * | 2009-07-29 | 2011-02-03 | Checkpoint Systems Inc. | Security labels with reinforced windows and methods of making the same |
| CN102376006A (en) * | 2010-08-24 | 2012-03-14 | 陈禾淼 | Manufacturing method of radio frequency identification electronic label |
| CN106274008A (en) * | 2016-08-05 | 2017-01-04 | 无锡科睿坦电子科技股份有限公司 | A kind of production technology of RFID label tag ultra-high frequency antenna |
| CN109728427A (en) * | 2018-12-30 | 2019-05-07 | 江苏科睿坦电子科技有限公司 | A kind of RFID label antenna and its manufacture craft of PC film substrate |
| CN111293415A (en) * | 2020-04-10 | 2020-06-16 | 江苏科睿坦电子科技有限公司 | Novel RFID (radio frequency identification) tag antenna of PPS (polyphenylene sulfide) film as base material and manufacturing method thereof |
Non-Patent Citations (2)
| Title |
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Application publication date: 20201110 |
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