CN209052619U - Novel two-sided adhesive tape - Google Patents

Novel two-sided adhesive tape Download PDF

Info

Publication number
CN209052619U
CN209052619U CN201821156614.9U CN201821156614U CN209052619U CN 209052619 U CN209052619 U CN 209052619U CN 201821156614 U CN201821156614 U CN 201821156614U CN 209052619 U CN209052619 U CN 209052619U
Authority
CN
China
Prior art keywords
glue
buddhist nun
asia
sub
line
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.)
Expired - Fee Related
Application number
CN201821156614.9U
Other languages
Chinese (zh)
Inventor
蔡建祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Xiangsheng Industry Co Ltd
Original Assignee
Dongguan Xiangsheng Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dongguan Xiangsheng Industry Co Ltd filed Critical Dongguan Xiangsheng Industry Co Ltd
Priority to CN201821156614.9U priority Critical patent/CN209052619U/en
Application granted granted Critical
Publication of CN209052619U publication Critical patent/CN209052619U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Adhesive Tapes (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The utility model discloses a kind of novel two-sided adhesive tapes, including base, sub- Buddhist nun's Asia glue-line and non-drying glue layer, the one side of the base is burnishing surface, and another side is boss surface, the one side of the non-drying glue layer is bonded with burnishing surface, and Asia Buddhist nun's Asia glue-line and boss surface bond.User can be by bonding two the utility model by non-drying glue layer respectively on two products, when needed, pressure can be applied by hand bonds two Asia Buddhist nun Asia glue-lines on above-mentioned two product, that is two products with adhesive, and before two products with adhesive, since sub- Buddhist nun Asia glue-line will not be with extraneous dust, the bonding such as rubbish.The viscous glutinous effect of the utility model is not influenced vulnerable to the external world as a result, is not polluted the environment more, and user can according to need selection reasonable time and quickly and effectively bond to product, practical.

Description

Novel two-sided adhesive tape
Technical field
The utility model relates to design of adhesive tape fields, more particularly to a kind of novel two-sided adhesive tape.
Background technique
Double faced adhesive tape is largely used in daily life at present, has the function of both-sided adhesive, and two articles can be used for Green tack.But with the raising of people's material and culture level, it is other that people increasingly wish that double faced adhesive tape can be realized The bonding effect of mode.
Wherein, most outstanding to be, it is desirable to which oneself opportunity appropriate can be selected, quickly, effectively to two articles Realize bonding, and when being not intended to be bonded, double faced adhesive tape is just taken out, is slowly bonded step by step.But it if sets in advance Double faced adhesive tape has been set, has been bonded when needed, since the two sides of double-sided adhesive all has certain viscosity, exposed one side Unwanted dust, rubbish, or even pollution environment is readily bonded to be difficult to efficiently use when needing to bond.
To sum up, a kind of after setting, people's energy oneself selection reasonable time realization bonding is designed, and after setting not Its viscous glutinous effect can be damaged, the double faced adhesive tape that will not pollute environment is people's urgent need.
Utility model content
The purpose of this utility model is to provide a kind of people oneself reasonable time to be selected to realize bonding, and is arranged After will not damage its viscous glutinous effect, the double faced adhesive tape of environment will not be polluted.
One aspect according to the present utility model provides a kind of novel two-sided adhesive tape, including base, sub- Buddhist nun Asia glue-line And non-drying glue layer, the one side of the base is burnishing surface, and another side is boss surface, and the one side and burnishing surface of the non-drying glue layer are viscous It closes, Asia Buddhist nun's Asia glue-line and boss surface bond.
The beneficial effects of the utility model are: sub- Buddhist nun Asia glue-line does not have apparent glue under conventional sense after solidification Property, it will not realize and bond with other products, but applicant has found by many experiments, sub- Buddhist nun's Asia glue-line is in injustice When in whole plane, and it can realize and bond with other sub- Buddhist nun's Asia glue-line in the case where slightly stress, and the utility model The property can be made full use of by the way that sub- Buddhist nun Asia glue-line to be set on boss surface in novel two-sided adhesive tape.User can be at two The novel two-sided adhesive tape of two the utility model is bonded on product respectively, when needed, can be made by hand application pressure above-mentioned Two Asia Buddhist nun Asia glue-lines bonding on two products, even if two products with adhesive, and before two products with adhesive, due to Asia Buddhist nun Asia glue-line will not be with extraneous dust, the bonding such as rubbish.The viscous glutinous effect of the utility model is not vulnerable to extraneous shadow as a result, It rings, does not pollute the environment more, and user can according to need selection reasonable time and quickly and effectively bond to product, practicability By force.
In some embodiments, the boss surface is equipped with multiple embossings, the depth of the embossing be 0.1mm~ 0.3mm.Experiment measures, and within the above range, sub- Buddhist nun Asia glue-line is not easy to be detached from from boss surface embossing, and an Asia Ni Ya Glue-line and another sub- Buddhist nun's Asia glue-line can effectively realize bonding under force.
In some embodiments, the width of the embossing is 0.1mm~1mm, and the distance of the adjacent embossing is 0.1mm~1mm.Experiment measures, and within the above range, sub- Buddhist nun Asia glue-line is not easy to be detached from from boss surface embossing, and an Asia Buddhist nun Asia glue-line and another sub- Buddhist nun's Asia glue-line can effectively realize bonding under force.
In some embodiments, the horizontal cross sectional geometry of the embossing is rounded, one in ellipse or rectangle Kind.The setting of such embossing is convenient, and cost is relatively low, so that the utility model is can be suitably used for various demands, improves the utility model Practicability.
In some embodiments, contain 5 ‰~20 ‰ acrylic acid in the glue-line of the sub- Buddhist nun Asia.Experiment measures, in Asia The acrylic acid that certain deal is added in the glue-line of Buddhist nun Asia can effectively improve the sub- Buddhist nun Asia glue-line only performance with itself bonding.
In some embodiments, the base is cotton paper, non-woven fabrics, PET (Polyethylene Terephthalate, i.e. polyethylene terephthalate) film, PVC (Polyvinyl chloride, i.e. polyvinyl chloride) film Or one of foam.It can guarantee that base can be suitble to the bonding of non-drying glue layer and sub- Buddhist nun Asia glue-line as a result,.
In some embodiments, the utility model further includes separation layer, the separation layer, the separation layer and adhesive sticker The another side bonding of layer.Separation layer can be used for the separation between non-drying glue layer, when carrying out rolling storage in order to the utility model, The using effect of adhesive sticker is not influenced.
In some embodiments, the separation layer is release paper.Influence of the off-style paper layer to non-drying glue layer is small, Er Qiebian In tearing.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of the front view of the schematic diagram of the novel two-sided adhesive tape of embodiment of the utility model.
Fig. 2 is the explosive view of the schematic diagram of the novel two-sided adhesive tape of Fig. 1.
Fig. 3 is the section view of the front view of the schematic diagram of the novel two-sided adhesive tape of the another embodiment of the utility model Figure.
Fig. 4 is the explosive view of the schematic diagram of the novel two-sided adhesive tape of Fig. 3.
Fig. 5 is the section view of the front view of the schematic diagram of the novel two-sided adhesive tape of the another embodiment of the utility model Figure.
Fig. 6 is the explosive view of the schematic diagram of the novel two-sided adhesive tape of Fig. 5.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
Embodiment 1
With reference to Fig. 1 and Fig. 2, the novel two-sided adhesive tape of the utility model, including base 1, sub- Buddhist nun Asia glue-line 2 and adhesive sticker Layer 3.
Base 1 is one of cotton paper, non-woven fabrics, PET film, PVC film or foam, and base 1 is preferably in the present embodiment Non-woven fabrics, non-woven fabrics select the non-woven fabrics of Dongying City Rong Sheng non-woven fabrics Co., Ltd supply, the sub- Buddhist nun in sub- Buddhist nun Asia glue-line 2 Sub- glue selects the sub- Buddhist nun Asia glue of Duozheng Chemical Science and Technology Co., Ltd., Guangdong's supply, and the adhesive sticker in non-drying glue layer 3 selects Heshan The pressure sensitive adhesive of the model PA-02 of Hong Su adhesive article Industrial Co., Ltd., city supply.
The one side of base 1 is burnishing surface 12, and another side is boss surface 11, the one side and the burnishing surface of base 1 of non-drying glue layer 3 12 bondings.And boss surface 11 is equipped with multiple embossings 10, embosses 10 proper alignments in the horizontal cross-section on boss surface 11, embossing 10 Shape can one of rounded, ellipse or rectangle, in the present embodiment it is all embossing 10 horizontal cross sectional geometry it is equal Rounded, the depth for embossing 10 can be 0.1mm~0.3mm, and the width for embossing 10 can be 0.1mm~1mm, adjacent embossing 10 distance can be 0.1mm~1mm, and in the present embodiment, the depth of all embossings 10 is both preferably 0.1mm, all pressures The width of line 10 is both preferably 0.1mm, and the distance of adjacent embossing 10 is both preferably 0.1mm.
Sub- Buddhist nun Asia glue is applied on the boss surface 11 of base 1 before not solidifying in a manner of coating, due to sub- Buddhist nun Asia glue It can be come into full contact with the boss surface 11 of base 1, after sub- Buddhist nun Asia gelling is solid, sub- Buddhist nun Asia glue can be realized viscous with boss surface 11 It closes, and in forming sub- Buddhist nun Asia glue-line 2 on boss surface 11, i.e. sub- Buddhist nun Asia glue-line 2 and boss surface 11 bonds.
For the utility model when for bonding two products, user can take a utility model, and a sheet is practical It is not connect with the product on one side to be bonded with needs that base 1 bonds on non-drying glue layer 3 in novel, then takes another Utility model, it is another to be bonded with needs on one side by what is do not bonded with base 1 on the non-drying glue layer 3 in another the utility model One product connection.At this point, in it is exposed on two products be sub- Buddhist nun Asia glue-line 2, after being solidified due to sub- Buddhist nun Asia glue-line 2 Viscosity under normality is very low, will not be bonded substantially with the substance of other in environment, ensure that its later is used Reliability will not pollute the environment, and user can store or transport to above-mentioned two product as a result,.
And when need to allow two products with adhesive when, it is only necessary to the sub- Buddhist nun Asia glue-line 2 on two products is opposite, then slightly Micro- force can be such that two products effectively bond.
Embodiment 2
With reference to Fig. 3 and Fig. 4, the novel two-sided adhesive tape of the utility model, including base 1, sub- Buddhist nun Asia glue-line 2 and adhesive sticker Layer 3.
Base 1 is one of cotton paper, non-woven fabrics, PET film, PVC film or foam, and base 1 is preferably in the present embodiment Cotton paper, non-woven fabrics select the Tianshan Mountains board cotton paper of Dongguan City Tianshan Mountains Paper Co., Ltd supply, the sub- Buddhist nun in sub- Buddhist nun Asia glue-line 2 The sub- Buddhist nun Asia glue that sub- glue selects Duozheng Chemical Science and Technology Co., Ltd., Guangdong to supply, in addition, being also added into third in the glue of sub- Buddhist nun Asia Olefin(e) acid, to improve its sub- Buddhist nun Asia glue-line only performance with itself bonding, acrylic acid selects Jinan fly Chemical Co., Ltd. to supply The acrylic acid answered, the amount being added for its be added after account for 5 ‰~the 20 ‰ of 2 overall weight of sub- Buddhist nun Asia glue-line, in the present embodiment Acrylic acid accounts for the 10 ‰ of 2 overall weight of sub- Buddhist nun Asia glue-line after being preferably added to, the adhesive sticker in non-drying glue layer 3 selects Heshan City macro Mould the pressure sensitive adhesive of the model PA-02 of adhesive article Industrial Co., Ltd. supply.
The one side of base 1 is burnishing surface 12, and another side is boss surface 11, the one side and the burnishing surface of base 1 of non-drying glue layer 3 12 bondings.And boss surface 11 is equipped with multiple embossings 10, embosses 10 proper alignments in the horizontal cross-section on boss surface 11, embossing 10 Shape can one of rounded, ellipse or rectangle, in the present embodiment it is all embossing 10 horizontal cross sectional geometry it is equal It is rectangle, the depth for embossing 10 can be 0.1mm~0.3mm, and the width for embossing 10 can be 0.1mm~1mm, adjacent pressure The distance of line 10 can be 0.1mm~1mm, and in the present embodiment, the depth of all embossings 10 is both preferably 0.2mm, owns The width of embossing 10 is both preferably 0.5mm, and the distance of adjacent embossing 10 is both preferably 0.5mm.
Sub- Buddhist nun Asia glue is applied on the boss surface 11 of base 1 before not solidifying in a manner of coating, due to sub- Buddhist nun Asia glue It can be come into full contact with the boss surface 11 of base 1, after sub- Buddhist nun Asia gelling is solid, sub- Buddhist nun Asia glue can be realized viscous with boss surface 11 It closes, and in forming sub- Buddhist nun Asia glue-line 2 on boss surface 11, i.e. sub- Buddhist nun Asia glue-line 2 and boss surface 11 bonds.
For the utility model when for bonding two products, user can take a utility model, and a sheet is practical It is not connect with the product on one side to be bonded with needs that base 1 bonds on non-drying glue layer 3 in novel, then takes another Utility model, it is another to be bonded with needs on one side by what is do not bonded with base 1 on the non-drying glue layer 3 in another the utility model One product connection.At this point, in it is exposed on two products be sub- Buddhist nun Asia glue-line 2, after being solidified due to sub- Buddhist nun Asia glue-line 2 Viscosity under normality is very low, will not be bonded substantially with the substance of other in environment, ensure that its later is used Reliability will not pollute the environment, and user can store or transport to above-mentioned two product as a result,.
And when need to allow two products with adhesive when, it is only necessary to the sub- Buddhist nun Asia glue-line 2 on two products is opposite, then slightly Micro- force can be such that two products effectively bond.
Embodiment 3
With reference to Fig. 5 and Fig. 6, the novel two-sided adhesive tape of the utility model, including base 1, sub- Buddhist nun Asia glue-line 2, adhesive sticker Layer 3 and separation layer 4.
Base 1 is one of cotton paper, non-woven fabrics, PET film, PVC film or foam, and base 1 is preferably in the present embodiment Cotton paper, non-woven fabrics select the Tianshan Mountains board cotton paper of Dongguan City Tianshan Mountains Paper Co., Ltd supply, the sub- Buddhist nun in sub- Buddhist nun Asia glue-line 2 The sub- Buddhist nun Asia glue that sub- glue selects Duozheng Chemical Science and Technology Co., Ltd., Guangdong to supply, in addition, being also added into third in the glue of sub- Buddhist nun Asia Olefin(e) acid, to improve its sub- Buddhist nun Asia glue-line only performance with itself bonding, acrylic acid selects Jinan fly Chemical Co., Ltd. to supply The acrylic acid answered, the amount being added for its be added after account for 5 ‰~the 20 ‰ of 2 overall weight of sub- Buddhist nun Asia glue-line, in the present embodiment Acrylic acid accounts for the 20 ‰ of 2 overall weight of sub- Buddhist nun Asia glue-line after being preferably added to, the adhesive sticker in non-drying glue layer 3 selects Heshan City macro Mould adhesive article Industrial Co., Ltd. supply model PA-02 pressure sensitive adhesive, separation layer 4 be release paper, release paper selection on The release paper of the model UTP of Hai Youte paper-plastic products Co., Ltd supply.
The one side of base 1 is burnishing surface 12, and another side is boss surface 11, the one side and the burnishing surface of base 1 of non-drying glue layer 3 The another side of 12 bondings, separation layer 4 and non-drying glue layer 3 bonds.And boss surface 11 is equipped with multiple embossings 10, embossing 10 is neatly arranged Be listed on boss surface 11, emboss 10 horizontal cross sectional geometry can one of rounded, ellipse or rectangle, this implementation The horizontal cross sectional geometry of all embossings 10 is rectangle in example, and the depth for embossing 10 can be 0.1mm~0.3mm, embossing 10 Width can be 0.1mm~1mm, the distance of adjacent embossing 10 can be 0.1mm~1mm, and in the present embodiment, own The depth of embossing 10 is both preferably 0.3mm, and the width of all embossings 10 is both preferably 1mm, and the distance of adjacent embossing 10 is excellent It is selected as 1mm.
Sub- Buddhist nun Asia glue is applied on the boss surface 11 of base 1 before not solidifying in a manner of coating, due to sub- Buddhist nun Asia glue It can be come into full contact with the boss surface 11 of base 1, after sub- Buddhist nun Asia gelling is solid, sub- Buddhist nun Asia glue can be realized viscous with boss surface 11 It closes, and in forming sub- Buddhist nun Asia glue-line 2 on boss surface 11, i.e. sub- Buddhist nun Asia glue-line 2 and boss surface 11 bonds.
The utility model can roll the utility model in storage, then when rolling, non-drying glue layer 3 and Asia Ni Ya Layer 4 can be isolated between glue-line 2 to separate, to prevent sub- Buddhist nun Asia glue-line 2 from being clung by non-drying glue layer 3, cause non-drying glue layer 3 or The failure of sub- Buddhist nun Asia glue-line 2.
For the utility model when for bonding two products, user can take a utility model, this is practical new Separation layer 4 in type is torn from non-drying glue layer 3, and will not be bonded with base 1 on the non-drying glue layer 3 in the utility model A product to bond with needs is connect on one side, then takes another the utility model, by the separation layer 4 in the utility model It tears from non-drying glue layer 3, by coming on one side of not bonded with base 1 on the non-drying glue layer 3 in another the utility model and needs The connection of another to be bonded product.At this point, in it is exposed on two products be sub- Buddhist nun Asia glue-line 2, due to Asia Ni Ya Glue-line 2 solidify after under normality viscosity it is very low, will not be bonded substantially with the substance of other in environment, ensure that its with The reliability used afterwards, will not pollute the environment, as a result, user above-mentioned two product can be stored or Transport etc..
And when need to allow two products with adhesive when, it is only necessary to the sub- Buddhist nun Asia glue-line 2 on two products is opposite, then slightly Micro- force can be such that two products effectively bond.
Embodiment 4
Bonding experiment is carried out to the utility model.
Experimental method: taking two sizes is 5cm2The scraps of paper, guarantee that the surface of the scraps of paper is smooth clean and tidy, with pencil respectively two The bonding zone of 2.0 × 2.0cm is marked on block aluminium flake.
Experimentation:
The novel two-sided adhesive tape an of the utility model is bonded by non-drying glue layer 3 on the bonding zone of one piece of scraps of paper, i.e., Can expose outside sub- Buddhist nun Asia glue-line on the bonding zone of the scraps of paper, the adhesive surface on another piece of scraps of paper with no treatment, by two The bonding zone of the scraps of paper is opposite, and then artificial force attempts bonding, it is found that two scraps of paper cannot achieve bonding.
In addition, to other objects have been attempted on the bonding zone of the scraps of paper of the novel two-sided adhesive tape of bonding the utility model Matter, such as skin, metal can not be bonded effectively.
The novel two-sided adhesive tape an of the utility model is bonded by non-drying glue layer 3 on the bonding zone of one piece of scraps of paper, separately On bonding zone on one piece of scraps of paper also by non-drying glue layer 3 bond another the utility model novel two-sided adhesive tape, i.e., two Sub- Buddhist nun Asia glue-line can be exposed outside on the bonding zone of the above-mentioned scraps of paper respectively, the bonding zone of two scraps of paper is opposite, then manually apply Power attempts bonding, finds two scraps of paper durable bonds.
Experiment conclusion:
The utility model in routine in use, its sub- Buddhist nun Asia glue-line will not with other binding substances, and only can It realizes and bonds with other sub- Buddhist nun's Asia glue-line slightly in the case where stress.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art, Without departing from the concept of the present invention, various modifications and improvements can be made, these belong to practical Novel protection scope.

Claims (7)

1. novel two-sided adhesive tape, which is characterized in that including base, sub- Buddhist nun's Asia glue-line and non-drying glue layer, the one side of the base For burnishing surface, another side is boss surface, and one side and the burnishing surface of the non-drying glue layer bond, Asia Buddhist nun's Asia glue-line and embossing Face bonding.
2. novel two-sided adhesive tape according to claim 1, which is characterized in that the boss surface is equipped with multiple embossings, institute The depth for stating embossing is 0.1mm~0.3mm.
3. novel two-sided adhesive tape according to claim 2, which is characterized in that the width of the embossing is 0.1mm~1mm, The distance of the adjacent embossing is 0.1mm~1mm.
4. novel two-sided adhesive tape according to claim 2, which is characterized in that the horizontal cross sectional geometry of the embossing is in circle One of shape, ellipse or rectangle.
5. novel two-sided adhesive tape according to claim 1, which is characterized in that the base be cotton paper, non-woven fabrics, PET film, One of PVC film or foam.
6. novel two-sided adhesive tape according to claim 1, which is characterized in that including separation layer, the separation layer, it is described every The bonding of the another side of absciss layer and non-drying glue layer.
7. novel two-sided adhesive tape according to claim 6, which is characterized in that the separation layer is release paper.
CN201821156614.9U 2018-07-20 2018-07-20 Novel two-sided adhesive tape Expired - Fee Related CN209052619U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821156614.9U CN209052619U (en) 2018-07-20 2018-07-20 Novel two-sided adhesive tape

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821156614.9U CN209052619U (en) 2018-07-20 2018-07-20 Novel two-sided adhesive tape

Publications (1)

Publication Number Publication Date
CN209052619U true CN209052619U (en) 2019-07-02

Family

ID=67046739

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821156614.9U Expired - Fee Related CN209052619U (en) 2018-07-20 2018-07-20 Novel two-sided adhesive tape

Country Status (1)

Country Link
CN (1) CN209052619U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108676509A (en) * 2018-07-20 2018-10-19 东莞市祥晟实业有限公司 Novel two-sided adhesive tape

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108676509A (en) * 2018-07-20 2018-10-19 东莞市祥晟实业有限公司 Novel two-sided adhesive tape

Similar Documents

Publication Publication Date Title
CN209052619U (en) Novel two-sided adhesive tape
CN202936363U (en) Self-stripping protective pasting film
CN103059756B (en) Double sticky tape convenient for construction
CN102163386A (en) Self adhesive label and special film thereof
CN201372262Y (en) BOPP protection film
CN108676509A (en) Novel two-sided adhesive tape
CN103740293A (en) Rapidly-stripped double-sided tape for packaging
CN203095950U (en) Rapid stripping type double-side adhesive tape
CN203095954U (en) Pressure sensitive tape convenient for stripping
CN203095953U (en) Double-sided pressure-sensitive adhesive tape
CN203095956U (en) Double-sided adhesive tape convenient for stripping
CN202976681U (en) Pressure-sensitive adhesive label
CN208617763U (en) A kind of removable double faced adhesive tape of heat-resistance type
CN203683448U (en) Movable traceless glue
CN203938638U (en) A kind of electricity conductive cloth tape of two-sided gum
CN203095957U (en) Pressure sensitive tape capable of being quickly stripped
CN201534398U (en) Brightly-finished release paper protective film
CN211340213U (en) Multi-surface wall sticker
CN203095949U (en) Easy-to-peel type protective film
CN214042833U (en) Multiple anti-fake texture paper
CN203095951U (en) Double-sided tape convenient for construction
CN209555126U (en) Double faced adhesive tape
CN213895695U (en) Prevent protection film of static
CN203625296U (en) Easily-stuck double-sided adhesive tape
CN203095952U (en) Double-sided pressure sensitive tape convenient for stripping

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190702

Termination date: 20210720

CF01 Termination of patent right due to non-payment of annual fee