CN107225826A - A kind of drying agent packing material and manufacture method - Google Patents
A kind of drying agent packing material and manufacture method Download PDFInfo
- Publication number
- CN107225826A CN107225826A CN201710519629.0A CN201710519629A CN107225826A CN 107225826 A CN107225826 A CN 107225826A CN 201710519629 A CN201710519629 A CN 201710519629A CN 107225826 A CN107225826 A CN 107225826A
- Authority
- CN
- China
- Prior art keywords
- packing material
- films
- ventilated membrane
- drying agent
- drying
- 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
- 239000000463 material Substances 0.000 title claims abstract description 66
- 239000002274 desiccant Substances 0.000 title claims abstract description 33
- 238000012856 packing Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 35
- 238000001035 drying Methods 0.000 claims abstract description 25
- 239000004744 fabric Substances 0.000 claims abstract description 25
- 239000003292 glue Substances 0.000 claims abstract description 22
- 239000000853 adhesive Substances 0.000 claims abstract description 15
- 230000001070 adhesive effect Effects 0.000 claims abstract description 15
- 239000004698 Polyethylene Substances 0.000 claims description 36
- 239000011265 semifinished product Substances 0.000 claims description 15
- 238000004026 adhesive bonding Methods 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 4
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 241000206575 Chondrus crispus Species 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 230000035699 permeability Effects 0.000 abstract description 6
- 239000005022 packaging material Substances 0.000 abstract description 2
- 239000000843 powder Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- 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
- B32B27/08—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 of synthetic resin
-
- 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
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
-
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- 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
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/04—Punching, slitting or perforating
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
- B32B2307/724—Permeability to gases, adsorption
Landscapes
- Laminated Bodies (AREA)
Abstract
The invention provides a kind of drying agent packing material and manufacture method, belong to field of packaging material.It solves the problem of existing drying agent packing material gas permeability is not good.This drying agent packing material, including PE films, ventilated membrane and cloth-based material, ventilated membrane are compounded on the inner surface of cloth-based material by adhesive glue, and PE films are compounded on the inner surface of ventilated membrane by adhesive glue, and PE films have the air-vent that several run through type.The PE films of this drying agent packing material have air-vent, and PE films are compounded in the inner surface of cloth-based material by ventilated membrane, with good gas permeability, and drying effect is good when being packed to drier.
Description
Technical field
The invention belongs to field of packaging material, it is related to a kind of desiccant package material, particularly a kind of drier bag
Material and manufacture method.
Background technology
Drier refers to that material such as quick lime and calcium chloride of moist material reclaimed water point etc. can be removed, by being combined life with water
It is dried into hydrate, uses the use of drier to be just intended to avoid unnecessary moisture from causing food rotten in packaging for foodstuff
It is often sealing structure to lose rotten, current drier food wrapper, but its permeable breathable is not good, and drying effect is not
It is good, or in order to reach preferable drying effect, desiccant package material is directly used into stylus printer hole, there is showing for powder leakage
As.
The content of the invention
The purpose of the present invention is there is above mentioned problem for existing technology, it is proposed that a kind of drying agent packing material and manufacturer
Method, its technical problem to be solved is how while the drying effect of drying agent packing material is improved, it is to avoid drier powder
Leakage.
First purpose of the present invention can be realized by following technical proposal：A kind of drying agent packing material, it is characterised in that
Including PE films, ventilated membrane and cloth-based material, the ventilated membrane is compounded on the inner surface of cloth-based material by adhesive glue, the PE
Film is compounded on the inner surface of ventilated membrane by adhesive glue, and the PE films have the air-vent that several run through type.
The PE films of this drying agent packing material have air-vent, and PE films are compounded in the inner surface of cloth-based material by ventilated membrane,
With good gas permeability, drying effect is good, while not direct perforate on ventilated membrane, when being packed to drier, can be by
PE films with air-vent are isolated with cloth-based material, can avoid powder leakage.
In above-mentioned drying agent packing material, the cloth-based material is plain weave non-woven fabrics.Plain by warp thread and weft yarn every
A piece yarn just interweaves once and is made, and is characterized in that intertwined point is more, good permeability, vapor can be preferably passed through, to drying
Drying effect is good when agent is packed, while drier powder leakage can also be avoided.
In above-mentioned drying agent packing material, printed patterns are provided with the outer surface of the cloth-based material.Cloth-based material
Outer surface, which is printed with shipping mark etc., to be used to indicate merchandise classification or the pattern of application method.
In above-mentioned drying agent packing material, the PE films are low-temperature transparent PE.
In above-mentioned drying agent packing material, the PE films are LLDPE.LLDPE has good tack, is easy to two layers of bag
Material is mutually bonded and packed.
In above-mentioned drying agent packing material, the size of the air-vent is 1 × 1~2 × 2mm.
In above-mentioned drying agent packing material, the adhesive glue is acrylic glue or polyurethane adhesive or carragheen.
Second object of the present invention can be realized by following technical proposal：A kind of system for being used to produce drying agent packing material
Make method, it is characterised in that comprise the following steps：
A, PE film are pre-processed：PE films are punched；
B, ventilated membrane pretreatment：Gluing, corona and drying and processing are carried out to the top surface of ventilated membrane；
C, ventilated membrane and cloth-based material are compound：The top surface that pretreated ventilated membrane has glue surface is compounded in cloth-based material
Bottom surface on, place into drying room and cured, semi-finished product are made；
D, semi-finished product pretreatment：Gluing, corona and drying and processing are carried out to the bottom surface of the ventilated membrane of semi-finished product；
E, semi-finished product and PE films are compound：There is the bottom surface of glue surface to be compounded in PE films the ventilated membrane of pretreated semi-finished product
Top surface on, place into drying room and cured, finished product is made.
Above-mentioned for producing in the manufacture method of drying agent packing material, the drilling method in step A punches for heat.Heat is beaten
Hole can enable to the PE film gain of heat while punching, improve composite effect.
Above-mentioned for producing in the manufacture method of drying agent packing material, the drying time in step B and step D is 1~2
Hour, the drying time in step C and step E is 48~72 hours.
Compared with prior art, this drying agent packing material has good gas permeability, and effect is dried when being packed to drier
It is really good, and PE films have preferable heat sealability, reach sealing effectiveness without additional coatings glue, reduce production process,
Production efficiency is improved, production cost is reduced.
Brief description of the drawings
Fig. 1 is the structural representation of this drying agent packing material.
In figure, 1, PE films；2nd, ventilated membrane；3rd, cloth-based material；4th, adhesive glue；5th, air-vent.
Embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
Reference picture 1, the present embodiment is a kind of drying agent packing material, including PE films 1, ventilated membrane 2 and cloth-based material 3, ventilated membrane 2
On the inner surface that cloth-based material 3 is compounded in by adhesive glue 4, PE films 1 are compounded in by adhesive glue 4 on the inner surface of ventilated membrane 2,
PE films 1 have the air-vent 5 that several run through type.
Cloth-based material 3 is plain weave non-woven fabrics, and its weight per unit area is 30~60g/m2, preferably 40~50g/m2, enter one
Step is preferably 45g/m2.The intertexture of above-mentioned plain weave non-woven fabrics is intensive, and hole is smaller, both can guarantee that preferable gas permeability, moreover it is possible to
Enough it is effectively prevented from the leakage of drier powder.
The weight per unit area of ventilated membrane 2 is 30~60g/m2, preferably 40~50g/m2, more preferably 45g/m2。
Ventilated membrane 2 in the present embodiment can be made up of PE materials.
Printed patterns are provided with the outer surface of cloth-based material 3.
PE films 1 are low-temperature transparent PE, and specially LLDPE, its weight per unit area is 20~40g/m2, preferably 25~
35g/m2, more preferably 30g/m2。
The size of air-vent 5 be 1 × 1~2 × 2mm, preferably 1.5 × 1.5mm, it is easy to operate.
Adhesive glue 4 is acrylic glue or polyurethane adhesive or carragheen.
The manufacture method of this drying agent packing material is as follows, comprises the following steps：
A, PE film are pre-processed：Hot punching is carried out to PE films 1；
B, ventilated membrane pretreatment：Gluing, corona and drying and processing are carried out to the top surface of ventilated membrane 2；
C, ventilated membrane and cloth-based material are compound：The top surface that pretreated ventilated membrane 2 has glue surface is compounded in cloth base material
On the bottom surface of material 3, place into drying room and cured, semi-finished product are made；
D, semi-finished product pretreatment：Gluing, corona and drying and processing are carried out to the bottom surface of the ventilated membrane 2 of semi-finished product；
E, semi-finished product and PE films are compound：The bottom surface that the ventilated membrane 2 of pretreated semi-finished product has glue surface is compounded in PE
On the top surface of film 1, place into drying room and cured, finished product is made.
Drying time in step B and step D is 1~2 hour, preferably 1.5 hours.Drying in step C and step E
Time is 48~72 hours, preferably 50~60 hours.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (10)
1. a kind of drying agent packing material, it is characterised in that including PE films (1), ventilated membrane (2) and cloth-based material (3), the ventilated membrane
(2) it is compounded in by adhesive glue (4) on the inner surface of cloth-based material (3), the PE films (1) are compounded in by adhesive glue (4)
On the inner surface of air film (2), the PE films (1) have the air-vent (5) that several run through type.
2. drying agent packing material according to claim 1, it is characterised in that the cloth-based material (3) is plain weave non-woven fabrics.
3. drying agent packing material according to claim 1 or 2, it is characterised in that set on the outer surface of the cloth-based material (3)
It is equipped with printed patterns.
4. drying agent packing material according to claim 1, it is characterised in that the PE films (1) are low-temperature transparent PE.
5. drying agent packing material according to claim 4, it is characterised in that the PE films (1) are LLDPE.
6. the drying agent packing material according to claim 1 or 2 or 4 or 5, it is characterised in that the size of the air-vent (5) is
1 × 1~2 × 2mm.
7. the drying agent packing material according to claim 1 or 2 or 4 or 5, it is characterised in that the adhesive glue (4) is acrylic
Glue or polyurethane adhesive or carragheen.
8. a kind of manufacture method for being used to produce drying agent packing material, it is characterised in that comprise the following steps：
A, PE film are pre-processed：PE films (1) are punched；
B, ventilated membrane pretreatment：Gluing, corona and drying and processing are carried out to the top surface of ventilated membrane (2)；
C, ventilated membrane and cloth-based material are compound：The top surface that pretreated ventilated membrane (2) has glue surface is compounded in cloth-based material
(3) on bottom surface, place into drying room and cured, semi-finished product are made；
D, semi-finished product pretreatment：Gluing, corona and drying and processing are carried out to the bottom surface of the ventilated membrane (2) of semi-finished product；
E, semi-finished product and PE films are compound：The bottom surface that the ventilated membrane (2) of pretreated semi-finished product has glue surface is compounded in PE films
(1) on top surface, place into drying room and cured, finished product is made.
9. the manufacture method according to claim 8 for being used to produce high vapor-permeable type deoxidant packing material, it is characterised in that
Drilling method in step A punches for heat.
10. the manufacture method according to claim 8 for being used to produce high vapor-permeable type deoxidant packing material, its feature exists
In the drying time in step B and step D is that the drying time in 1~2 hour, step C and step E is 48~72 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710519629.0A CN107225826A (en) | 2017-06-30 | 2017-06-30 | A kind of drying agent packing material and manufacture method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710519629.0A CN107225826A (en) | 2017-06-30 | 2017-06-30 | A kind of drying agent packing material and manufacture method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107225826A true CN107225826A (en) | 2017-10-03 |
Family
ID=59935209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710519629.0A Pending CN107225826A (en) | 2017-06-30 | 2017-06-30 | A kind of drying agent packing material and manufacture method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107225826A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000997A (en) * | 2018-01-22 | 2018-05-08 | 杭州星点包装材料有限公司 | High-strength polyester spun-bonded non-woven fabrics Quick lime desiccant packaging film and its production method |
| CN108068427A (en) * | 2018-01-22 | 2018-05-25 | 杭州星点包装材料有限公司 | The dust-proof Quick lime desiccant packaging film of novel high-strength and its production method |
| CN110667218A (en) * | 2019-09-30 | 2020-01-10 | 昆山威胜干燥剂有限公司 | Environment-friendly high-barrier composite packaging material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010001068A (en) * | 2008-06-23 | 2010-01-07 | Fretek:Kk | Packaging material for food preservative which is easy to be separated from food |
| CN203427406U (en) * | 2013-08-15 | 2014-02-12 | 上海衡元高分子材料有限公司 | Breathable anti-reverse osmosis packaging material structure |
| CN106381769A (en) * | 2016-08-30 | 2017-02-08 | 嘉兴星越包装材料有限公司 | Manufacture method of packing paper for deoxidizer and drying agent |
| CN206856177U (en) * | 2017-06-30 | 2018-01-09 | 嘉兴星越包装材料有限公司 | A kind of drying agent packing material |
-
2017
- 2017-06-30 CN CN201710519629.0A patent/CN107225826A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010001068A (en) * | 2008-06-23 | 2010-01-07 | Fretek:Kk | Packaging material for food preservative which is easy to be separated from food |
| CN203427406U (en) * | 2013-08-15 | 2014-02-12 | 上海衡元高分子材料有限公司 | Breathable anti-reverse osmosis packaging material structure |
| CN106381769A (en) * | 2016-08-30 | 2017-02-08 | 嘉兴星越包装材料有限公司 | Manufacture method of packing paper for deoxidizer and drying agent |
| CN206856177U (en) * | 2017-06-30 | 2018-01-09 | 嘉兴星越包装材料有限公司 | A kind of drying agent packing material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000997A (en) * | 2018-01-22 | 2018-05-08 | 杭州星点包装材料有限公司 | High-strength polyester spun-bonded non-woven fabrics Quick lime desiccant packaging film and its production method |
| CN108068427A (en) * | 2018-01-22 | 2018-05-25 | 杭州星点包装材料有限公司 | The dust-proof Quick lime desiccant packaging film of novel high-strength and its production method |
| CN110667218A (en) * | 2019-09-30 | 2020-01-10 | 昆山威胜干燥剂有限公司 | Environment-friendly high-barrier composite packaging material and preparation method thereof |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171003 |
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| RJ01 | Rejection of invention patent application after publication |